Meteorology Printable

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A 1 NITROGEN AND OXYGEN 2 EXTREME TURBULENCE

B

C

OXYGEN AND OXYGEN AND CARBON HYDROGEN DIOXIDE SMOOTH FLYING SEVERE UP WEATHER DRAFTS

3 LESS THAN 25 MPH LESS THAN 20 MPH JUST BELOW 4 TO THE WINDWARD SIDE THE RIDGE OF LEE SIDE

LESS THAN 15 MPH ABOVE THE RIDGES TO THE WINDWARD SIDE

5 A WARM FRONT

A LINE SQUALL

6 DURING FALLING PRESSURE

IN A FRONTAL ZONE

COLDER WEATHER IN A HIGH PRESSURE AREA

7 STRATUS

CUMULUS

CUMULONIMBUS

8 OCCLUDED FRONT COLD FRONT 9 500 MILES PER HOUR 10 20,000 FT

WARM FRONT

10 MPH

50 MPH

4,000 FT

12,000 FT

11 THE MOISTURE FREEZES INTO SLEET BEFORE STRIKING THE PLANE

THE MOIST AIR FORMS SNOW CRYSTALS

THERE IS VERY LITTLE WATER PRESENT

12 APPROXIMATELY OVER THE LOCATION OF THE SURFACE FRONT

ABOUT 300 ABOUT 300 MILES MILES BEYOND BEFORE THE THE POSITION REACHED THE OF THE SURFACE FRONT SURFACE FRONT

HIGHER THAN 13 HIS EXACT ELEVATION ABOVE HIS TRUE THE FIELD ALTITUDE

LOWER THAN HIS TRUE ALTITUDE

14 3,000 FT 15 GOOD VISIBILITY, SMOOTH AIR EXCEPT FOR SPORADIC THUNDERSTORMS AND SEA

4,000 FT CIRRUS CLOUDS, SMOOTH AIR AND HIGH WINDS

5,000 FT STRATUS TYPE CLOUDS, SEVERE TURBULENCE, AND THUNDER STORMS

16 ADVECTION FOG

RADIATION FOG UPSLOPE FOG

17 TO HIS RIGHT AND SLIGHTLY BEHIND HIM 18 15 MB. HIGHER THAN BEFORE

TO HIS RIGHT AND SLIGHTLY AHEAD OF HIM 15 MB. LOWER THAN BEFORE

TO HIS LEFT AND SLIGHTLY AHEAD OF HIM ½ IN HG. HIGHER THAN BEFORE

19 PARALLEL TO THE ISOBARS AND GENERALLY WESTWARD

PARALLEL TO ACROSS THE THE ISOBARS ISOBARS AND GENERALLY TOWARDS THE EASTWARD SOUTH

20 THE SAME SINCE THE TEMPERATURE IS STANDARD FOR THAT LEVEL

HIGHER THAN YOUR INDICATED ALTITUDE

LOWER THAN YOUR INDICTED ALTITUDE

21 THE SAME

LOWER THAN YOUR INDICATED ALTITUDE

HIGHER THAN YOUR INDICATED ALTITUDE

22 SNOW STORMS MIXED WITH SLEET

PRE-FRONTAL STORMS

HAIL AND RAIN

EDDIES AND DOWNDRAFTS 24 NS CB CU 25 NORTHEAST OF IT NORTHWEST OF SOUTH OF IT IT 26 ALTO STRATUS NIMBOSTRATUS CIMULUS 23 DOWNDRAFTS

UPDRAFTS

27 ST 28 THE GENERATION OF, OR INTENSIFICATION OF, A FRONT

NS AC THE THE RESULT OF A DISSIPATION OF WARM AND A A FRONT COLD FRONT MEETING

29 CIRRISTRATUS

CUMULONIMBU ALTOCUMULUS S RADIATION STEAM

30 AVECTION

31 LOW CEILINGS, POOR SURFACE VISIBILITY, AND WIDESPREAD SHOWERS

SCATTERED TO UNLIMITED BROKEN CEILINGS AND CLOUDINESS VISIBILITES WITH OCCASIONAL SHOWERS

32 3,500 FT 33 500 FT. BELOW ZERO 34 5,000 FT 35 NE 36 ABOVE THE GROUND

4,00 FT ZERO

4,500 FT 500 FT

7,000 FT NW ABOVE YOU FLIGHT ALTITUDE

9,000 FT SW ON THE BASIS OF PRESSURE ALTITUDE

37 YOU WERE APPROACHING A COLD FRONT WITH UNSTABLE WARM AIR OVER RUNNING

YOU WERE YOU WERE APPROACHING A LEAVING A COLD WARM FRONT FRONT WITH WITH STABLE STABLE WARM AIR WARM AIR

38 A VIOLENT WIND SHIFT

PRE FRONTAL THUNDER STORMS

LOWERING TEMPERATURES

39 NIMBOSTRTUS CLOUDS

HIGH WINDS

40 8,000 FT 41 THERE IS A CALM WIND CONDITION

8,000 FEET LANDING ON SNOW COVERED RUNWAYS

42 RELATIVE TO HIS PRESSURE ALTITUDE READING

FROM HIS ALTIMETER READING CORRECTED FOR TEMPERATURE 43 THE COLD FRONT THIS IS DISSIPATING PARTICULAR AND YOUR FLIGHT FRONT WILL PLANNING CAN REMAIN PROCEED WITH NO STATIONARY APPREHENSION FOR THE NEXT ABOUT THE 24 HOURS WEATHER 44 HIGHER THAN IS INDICATED ALTITUDE

REMAIN THE SAME

STRONG VERTICAL CURRENTS 5,000 FEET THE WIND VELOCITY IS GREATER THAN 50 % OF THE NORMAL SPEED ABOVE THE TERRAIN

THE COLD FRONT IS INCREASING IN INTENSITY AND YOU SHOULD PLAN YOUR FLIGHT ACCORDINGLY

LOWER THAN HIS INDICATED ALTITUDE

FOGS WILL BE 45 SQUALLS CAN BE THERE IS A EXPECTED IN THE TRANSITIONAL PREVALENT IN AREA CHANGE WHERE THE AREA ONE AIR MASS IS CHANGING FROM ONE TYPE TO ANOTHER

HAVE REDUCED CONSISTS OF A 46 HAVE THICK STRATUS CLOUDS VISIBILITY DUE SERIES OF TO DENSE FOG THUNDERSTORMS 47 MECHANICAL LIFTING OF THE AIR RESULTING IN AN INCREASE IN THE AIR TEMPERATURE 48 INTENSE PRECIPITATION IS OBSERVED

MECHANICAL LIFTING OF THE AIR, RESULTING IN A DECREASE IN THE AIR TEMPERATURE CLOUD TO GROUND LIGHTNING IS OBSERVED 49 STRATO - CIMILUS CIRROSTRATUS 50 STRATOCUMULUS NIMBOSTRATUS

THERMAL LIFTING OF THE AIR, RESULTING IN AN INCREASE IN TEMPERATURE

51 STRATUS 52 TEMPERATURE INVERSION

NIMBOSTRATUS SUPER ADIABATIC LAPSE RATE

ALTOCUMULUS LAPSE RATE TERMED AS ADIABATIC

THUNDER IS HEARD NIMBOSTRATUS ALTO - CUMULUS

53 THE AIRCRAFT IS BEING GLOWN IN CIRRUS CLOUDS

ICE CRYSTALS ARE PRESENT IN THE AREA OF FLIGHT

WATER DROPLETS ARE PRESENT WITH SUB FREEZING TEMPERATURE

PRESSURE TENDENCY 55 0 DEGREES C AND - 10 DEGREES C 10 DEGREES C AND 0 DEGREES C 56 5 DEGREES C 10 DEGREES C

TEMPERATURE

57 AN INCREASE IN THE SPEED OF COLD FRONT

A DECREASE IN THE SPEED OF A COLD FRONT

58 - 45

AN INCREASE IN THE SLOPE OF A COLD OR WARM FRONT + 45

59 TROPOSPHERE

LITHOSPHERE

IONOSPHERE

60 TROPOPAUSE

TEMPERATURE ZONE ADIABATIC CHANGE ADIABATIC CHANGE ISOBARS ISOTOPES ISOTHERMAL

TORRID ZONE

54 VISIBILITY

61 LAPSE RATE 62 ISOTHERMAL 63 ISALLOBARS 64 ISOTACHS 65 EXPANSION

25 DEGREES F AND 39 DEGREES F 37 DEGREES C

- 450

PRESSURE TENDENCY INVERSION ISOTOPES ISOBARS ADIABATIC

TEMPERATURE ZONE ALONG NORTH 67 NORTHWEST INDIA ALONG WEST COAST COAST 68 SEPTEMBER MAY JANUARY 69 MADHYA PRADESH MADRAS STATE MAHARASHTRA 66 FRONT

TROPOPAUSE

70 WESTERN NORWESTERS DISTURBANCES EXTRA 71 TROPICAL CYCLONE STORMS TROPICAL

SOUTH WEST MONSOON DEPRESSION

72 JANUARY MAY 73 OCTOBER JUNE 74 50 - 80 INCHES 250 - 300 INCHES 75 14TH JUNE 14TH MAY 76 S.E. MONSOON S.W. MONSOON

SEPTEMBER SEPTEMBER 100 - 200 INCHES 14TH JULY NORWESTERS

OCTOBER NOVEMBER MAY - JULY

JANUARY FEBRUARY FEBRUARY - MAY EASTERLY

80 500 DYNE PER SQUARE CM

SOUTH WESTERLY 800 DYNE PER SQUARE CM

81 1003.25 82 6.5 DEGREES C /KM

1013.25 1023.5 MB 10 DEGREES C / 5 DEGREES C / KM KM.

77 JUNE - JULY 78 OCTOBER DECEMBER 79 SOUTHERLY

100 DYNE PER SQUARE CM

OCCLUDED FRONT INSOLATION

83 ITCZ

WARM FRONT

84 INVERSION

CONVECTION

85 VERY SHORT WAVE BANDS 86 PYRAMOGRAPH

SHORT WAVE HYGROGRAPH

VERY LONG WAVE BANDS HYETROGRAPH

87 ANEMOGRAPH

HYGROPGAPH

HYETROGRAPH

88 PSYCHROMETER 89 ALCOHOL

HYROGRAPH MERCURY

ANEMOGRAPH DISTILLED WATER IN GLASS

90 ALCOHOL

MERCURY

DISTILLED WATER IN GLASS

91 MERCURY

NO CHANGE

92 40 DEGREES F

DECREASE WITH THE FORMATION IN GLASS 20 DEGREES F

93 PRESSURE

WIND SPEED

D.B.

94 VERY LITTLE DIFFERENCE 95 CONVERGENCE'S 96 SQUALL

LARGE DIFFERENCE DIVERGENCE'S TORRID ZONE

PRESSURE DIFFERENCE SQUALL DIVERGENCE

- 72 DEGREES F

TO THE OCCURRENCE OF PRECIPITATION GOES UP IN WINTER

UNFAVORABLE

DOUBLE THE HEIGHT

LESS HEIGHT , OF THE TROPOPAUSE LEVEL OVER THE POLES FOHN WINDS SOUTH ATLANTIC

104 MORE THAN

HYETOGRAM NORTH ATLANTIC KATABATIC WINDS THUNDERSTOR MS LESS THAN

105 EQUAL

MORE THAN

MORE THAN THE GASTROPHIC RETURNS

106 FALLING PRESSURE 107 WARM FRONT

INCREASING PRESSURE COLD FRONT

DECREASING PRESSURE OCCLUDED FRONT

97 FAVORABLE

98 COMES DOWN IN WINTER 99 SAME HEIGHT

100 ANEMOGRAM 101 SOUTH PACIFIC 102 TRADE WINDS 103 HAIL STORMS

DOES NOT CHANGE DURING WINTER SEASON

FOHN WINDS LOW CLOUD AND FOG EQUAL TO THE GASTROPHIC COMPONENT

NON - UNIFORM

109 EAST TO WEST

AROUND AN EXTRA TROPICAL DEPRESSION WEST TO EAST

110 WIND VEERS

BACKS

DOES NOT CHANGE

111 6 FT. ABOVE GROUND LEVEL

1 FT. ABOVE 8 FT. ABOVE GROUND LEVEL GROUND LEVEL

112 212 DEGREES

373 DEGREES

375 DEGREES

113 OXYGEN

NITROGEN

114 EXOTHERMAL

ISOTHERMAL

CARBON DIOXIDE INVERSION

115 RIDGE 116 2 MINIMA 117 100 FT. FROM SEA LEVEL TO 5000 FT

TROUGH 3 MINIMA INCREASE WITH HEIGHT ROUGHLY EQUIVALENT TO 27 FT OVER READS

108 UNIFORM

118 UNDER READS

NORTH TO SOUTH

COL 4 MINIMA 50 FT

DOES NOT CHANGE READING

119 UNDER READ 120 THE BAROMETER PRESSURE 121 SUBTRACTING PRESSURE ALTITUDE

DOES NOT REMAINS CONSTANT RISES DURING THE FLIGHT TRUE ALTITUDE FROM TRUE HEIGHT ABOVE MEAN SEA LEVEL TRUE ALTITUDE ABOVE M.S.I.

122 THE SUB-SCALE OF THE LATTER BEING SET TO 1013.2 GIVES THE ALTIMETER CORRECTION 123 ALWAYS POSITIVE EITHER POSITIVE OR NEGATIVE FREEZING 124 ICING LEVELS LEVELS 125 QNE QNH 126 QFE QNH 127 QNH QFE

THE ALTIMETER TENDS TO OVER READ PRESSURE ALTITUDE PRESSURE ALTITUDE

QNH

ALWAYS NEGATIVE FLIGHT LEVELS QFE QHF QNE IT READS THE HEIGHT ABOVE MEAN SEA LEVEL OF THE AIRPORT PLUS THE HEIGHT OF THE ALTIMETER ABOVE THE GROUND

128 5 DEGREES C /KM 10 DEGREES C/KM HALF THE DRY 129 EQUAL TO THE DRY ADIABATIC ADIABATIC LAPSE RATE LAPSE RATE VIRTUAL 130 DEW POINT TEMPERATURE TEMPERATURE

15 DEGREES C/KM DOUBLE THE DRY ADIABATIC LAPSE RATE POTENTIAL TEMPERATURE

131 INCREASES 132 IN NEUTRAL EQUILIBRIUM. 133 ABSOLUTELY STABLE 134 HIGHER

VARIABLE ABSOLUTELY STABLE ABSOLUTELY UNSTABLE LOWER

DECREASES UNSUITABLE

135 THE SAME AS

LEFT IN HORIZONTAL MOTION VELOCITY TEMPERATURE VARIATIONS

136 SOLAR HEATING

137 DIFFERENT FROM DIRECTED CORIOLIS FORCE TOWARDS THE RIGHT 138 RIGHT ANGLE

IN THE SAME DIRECTION AS

CONDITIONALLY STABLE HIGHER PRESSURE IS ON HIS LEFT DIFFERENT FROM CORIOLIS FORCE ROTATION OF THE WESTERN LEFT IN HORIZONTAL MOTION VELOCITY IN THE OPPOSITE DIRECTION TO THE RELATIVE VELOCITY

139 FRICTION WITH THE EARTH'S SURFACE 140 ALONG THE ISOTHERMS

STRONG TEMPERATURE DIFFERENCE AT RIGHT ANGLES TO ISOTHERMS OF MEAN TEMPERATURE WITH LOWER

MOISTURE IN THE AIR

INDEPENDENT 141 UNIVERSELY PROPORTIONAL TO OF TEMPERATURE GRADIENT

IS DISCREETLY PROPORTIONAL TO TEMPERATURE GRADIENT

142 THE TURBULENCE THE MINIMUM LEVEL TEMPERATURE LEVEL

THE CONDENSATION

CUMULUS CLOUDS 144 STANDING WAVES COLD FRONT IN THE ICE RANGE OF HILLS 145 CYCLOSTROPHIC GASTROPHIC WIND DEW POINT 146 WEST BULB TEMPERATURE TEMPERATURE WT/BULB TEMPERATURE

COLD FRONTS

143 WARM FRONTS

HIGHER TEMPERATURE ON THE LEFT

WARM FRONT GRADIENT WIND DEW POINT TEMP

SUPERSATURAT ED 148 HUMIDITY MIXING HUMIDITY RATIO MIXING RATES ADIABATIC 149 STRONG WINDS COMPRESSION 150 BIGGER THAN SMALLER THAN

THE SAMPLE IS SAID TO RELATIVE HUMIDITY ADIABATIC EXPANSION SAME SIZE AS IN MIST

151 MORE THAN

LESS THAN

SAME AS VISIBILITY IN MIST

152 HINDER

ASSIST

153 HARMFUL

WIND 2 TO 6 KNOTS IS NOT NECESSARY IN THE FORMATION OF RADIATION FOG.

HAVE NO EFFECT IN THE FORMATION OF DEW AND FOG NECESSARY

154 RADIATION FOG

ADVECTION FOG GROUND FOG

155 OCEAN

LAND

147 UNSATURATED

BOTH A BAND B

156 IN WINTER SUMMER SPRING 157 THE BASE OF THE THE TOP OF THE THE MIDDLE & CLOUD CLOUD HIGHER LEVELS OF THE CLOUDS POSITIVELY 158 NEGATIVELY NEUTRAL CHARGED CHARGED

159 JUST ABOVE FREEZING LEVEL

IN BETWEEN THE FEEEZING LEVEL

AS FAR ABOVE FREEZING LEVEL

160 SEA BREEZE

LAND BREEZE

KATABATIC WIND

161 EARLY MORNINGS AT NIGHT 162 THE MOST HAZARDOUS REGION FOR FLIGHT 163 SPRING 164 HORIZONTAL

165 SHIFTS SOUTH IN WINTER

THE LEAST HAZARDOUS REGION FOR FLIGHT GREATER IN WINTER VERTICAL WIND SHEAR

SHIFTS NORTH

IN THE FORENOON THE LEAST FAVOURABLE FOR ICING AUTUMN THAN IN SUMMER VERTICAL WIND SHEAR IS GREATER THAN HORIZONTAL WIND WEST

166 10TH PARALLEL

15TH PARALLEL 20TH PARALLEL

167 STRATO

CB

168 STRATUS TYPE 169 CB CLOUDS 170 6 P L 171 DEPRESSION

ALTROMULUS CLOUD CIRRUS TYPE CU TYPE CLOUDING ALTOCUMULUS STRATOCUMULUS CLOUD CLOUD 6 BF 4 B.F CYCLONIC CUMULUS STORMS

172 FREEZING LEVEL ICING LEVEL

TURBULENCE LEVEL

173 REYNOLDS NUMBER 174 HIGH CLOUDS

MACH NUMBER STALLING SPEED

175 OBSERVING THE MOVEMENT OF CLOUDS 176 VISIBILITY

OBSERVING THE OBSERVING WIND CLOUD HEIGHT SPEED

LOW CLOUDS

RADIO TRANSMISSION

MEDIUM CLOUDS

WIND VELOCITY OF UPPER WINDS

177 LESS THAN 1500 METERS

LESS THAN 4000 LESS THAN 6500 METERS METERS

178 TROPOPAUSE 179 I.T.C.Z

THE POLAR FRONT POLAR FRONT

THE EQUATORIAL FRONT TROPOPAUSE

180 COLD FRONT

POLAR FRONT

WARM FRONT

HIGHER 181 SUCH THAT THE ACUTE ANGLE SO PRESSURE PRODUCED POINTS ALWAYS TOWARDS THE DIRECTION OF 182 RISING PRESSURE FALLING PRESSURE 183 MOVING STATIONARY

LOWER PRESSURE

184 CENTRAL BAY

SOUTH BAY

185 CENTRAL BAY

SOUTH BAY

AT THE HEAD OF THE BAY HEAD OF THE BAY

186 SEVERE RAIN TURBULENCE 187 VISIBILITY LOW CLOUD 188 NORTH EAST INDIA NORTH WEST INDIA 189 975 MB 961 MB 190 99 FT 549 FT 191 090/5 KTS 270/25 KTS

CONSTANT PRESSURE RAPIDLY MOVING

LOW CLOUDS HIGH CLOUD CENTRAL BAY OF BENGAL 999 MB 549 FT 279.5 KTS

192 -4 DEGREES C

-42 DEGREES C -30 DEGREES C

193 RUNWAY VISUAL RANGE 195 CALM WIND AND VERY LIGHT PRECIPITATION 196 SOUTH WEST OR SOUTH EAST BAY

RUNWAY TEMPERATURE LOWEST PRESSURE IN THE SYSTEM NORTH BAY OFF ORISSA COAST

197 NORTH - EAST INDIA DURING POST MONSOON SEASON

NORTH - WEST INDIA DURING PRE-MONSOON SEASON

HEIGHT OF BASE OF CLOUDS STRONGEST WIND AND HEAVY RAINFALL NORTH EAST BAY OF ARAKKAN COAST

NORTH INDIA DURING WINTER SEASON IN ASSOCIATION WITH WESTERN DISTURBANCE WESTERLY WITH EASTERLY IN THE 198 WESTERLY IN LOWER SPEED LOWER TROPOSPHERE INCREASING TROPOSPHERE WITH EASTERLIES WITH HEIGHT AND WESTERLY IN IN UPPER THE UPPER TROPOSPHERE TROSPOSPHERE MADHYA 199 BIHAR KERELA PRADESH INSTABILITY IN WESTERN 200 NORWESTERS THE DISTURBANCES ATMOSPHERE THAT MOVE AT AND WIND LOWER LATITUDE DISCONTINUITY IN THE LOWER LEVELS

201 FOG IN ASSOCIATION WITH WESTERN DISTURBANCES

PRE - MONSOON DUST IN THUNDER SUSPENSION SHOWERS

AT MADRAS AT MADRAS 202 AT MANGALORE AIRPORT AT 0440 Z AIRPORT AT AIRPORT AT 0910 THERE IS DRIZZLE 0440 Z THE Z THE VISIBILITY REDUCING THE VISIBILITY IS IS 6 KM DUE TO VISIBILITY TO 6 KM REDUCED TO 6 LIGHT DRIZZLE WITH 3 OKTA KM DUE TO WITH 3 OKTA LOW MEDIUM CLOUD HAZE WITH 3 CLOUD OKTA LOW CLOUD STATION RUNWAY 203 ZERO READING ALTITUDE ALTITUDE ON THE LEE BOTH ON THE 204 ON THE WIND WARDS SIDE OF SIDE OF A LEEWARD AS RANGE OF HILLS RANGE OF HILLS WELL AS WINDWARD SIDE OF A RANGE OF HILLS. LOW CLOUDS 205 CLOUDS IN A DUST CLOUDS SHEED APPEAR FIBRES 206 WITH 5 DEGREES N/S

WITH 10 DEGREES N/S

EQUATORIAL 20 N 7 205

207 SOUTH BAY

CENTRAL BAY

HEAD BAY

208 NITROGEN

OXYGEN

ARGON

209 ANTI - SOCIAL 210 UNSTABLE AIR

UNSTABLE STABLE AIR

STABLE BAD VISIBILITY

211 HEAP TYPE CLOUD BROKEN UP

PRECIPITATION

212 ALTROSTRATUS CLOUD 213 LAPSE RATE

CIRROSTRATUS CLOUD A NEGATIVE LAPSE RATE HEAP CLOUD, GOOD VISIBILITY, SHOWERS

CIRRUS CLOUD

215 DEW POINT

LAPSE RATE

216 STAGNATION

UNSTABLE

FREEZING TEMPERATURE STABLE

217 FENNELL'S LAW

BALLOTS LAW

CARIOLS FORCE

218 YOU HAVE A LAYER OF WARM AIR ABOVE A LAYER OF COLD AIR 219 CONDENSATION

YOU HAVE A YOU GET A LAYER OF COLD TEMPERATURE AIR ABOVE A INCREASE WITH LAYER OF WARM AN INCREASE IN AIR ALTITUDE HUMIDITY DEW POINT

220 POLAR

ARTIC

214 LAYER CLOUD, POOR VISIBILITY, SHOWERS

AN INVERSION LAYER CLOUD, POOR VISIBILITY, UNIFORM PRECIPATION

CONTINENTAL

221 FORMED OVER THE MAIN PART OF THE CONTINENT AND IS MOIST

FORMED OVER WATER SURFACES AND IS MOIST

FORMED OVER THE MAIN PART OF THE CONTINENT AND IS DRY 222 TEMPERATURE TEMPERATURE TEMPERATURE INCREASES WITH DECREASES REMAINS HEIGHT WITH HEIGHT CONSTANT WITH HEIGHT 223 INCREASE FROM DECREASE REMAINS EQUATOR TO THE FROM EQUATOR CONSTANT FROM POLES TO THE POLES EQUATOR TO THE POLES 224 - 40 DEGREES F - 30 DEGREES F - 20 DEGREES F 225 EQUAL TO THE VERTICAL TEMPERATURE GRADIENT 226 10 DEGREES C PER KILOMETER 227 EQUAL TO THE DRY ADIABATIC LAPSE RATE

MORE THAN THE LESS THAN THE VERTICAL VERTICAL TEMPERATURE TEMPERATURE GRADIENT GRADIENT 10 DEGREES C 10 DEGREES C PER 2OO PER 5OO KILOMETER KILOMETER MORE THAN THE LESS THAN THE DRY ADIABATIC DRY ADIABATIC LAPSE RATE RATE

228 MORE THAN THE DEW POINT TEMPERATURE

LESS THAN THE EQUAL TO THE DEW POINT DEW POINT TEMPERATURE TEMPERATURE

229 MEASURE OF MOISTURE

MEASURE OF STABILITY

MEASURE OF INSTABILITY

230 LESS THAN THAT OF MOIST AIR 231 MORE RAPIDLY IN DRY AIR THAN IN MOIST AIR

MORE THEN EQUAL TO THAT THE MOIST AIR OF MOIST AIR LESS RAPIDLY IN EQUALLY IN BOTH DRY AIR THAN DRY AND MOIST THE MOIST AIR AIR

232 MORE RAPIDLY IN LESS RAPIDLY IN EQUALLY IN BOTH WARM AIR THAN IN WARM AIR THAN WARM AND COLD COLD AIR IN COLD AIR AIR 233 BECAUSE TEMPERATURE DECREASES WITH HEIGHT

BECAUSE MOISTURE DECREASES WITH HEIGHT

234 A STATION LEVEL PRESSURE

SEA LEVEL PRESSURE AS GIVEN IN SYNOP MESSAGE

235 CIRCULATION IN CLOSKWISE 236 PRESSURE INCREASES

BECAUSE WEIGHT OF AIR COLUMN ABOVE DECREASE WITH HEIGHT

STATION LEVEL PRESSURE REDUCED TO NEAR SEA LEVEL USING ICAO STANDARD ATMOSPHERE CIRCULATION IS WINDS ARE ANTICLOCKWISE DIRECTED TOWARDS THE CENTRE PRESSURE PRESSURE DECREASES REMAINS CONSTANT

237 LIES TO THE LEFT OF ISOBAR WITH YOUR BACK TO THE WIND

LIES TO THE RIGHT OF ISOBAR WITH YOUR BACK TO THE WIND 238 CORIOLIS FORCE CORIOLIS AND CENTRIFUGAL FORCE AND FORCE PRESSURE GRADIENT FORCE PARALLEL TO 239 PARALLEL TO ISOTHERMS ISOBARS 240 OVER NORTHWEST OVER SOUTH INDIA PENINSULAR INDIA IN SOUTH 241 IN NORTHEAST INDIA IN PRE PENINSULA IN MONSOON WINTER SEASON 242 IN PRE - MONSON IN WINTER SEASON SEASON 243 IN JANUARY IN JULY 244 1ST JUNE 1ST JANUARY LESS SLOPE 245 MORE SLOPE THAN COLD FRONT THAN COLD FRONT 246 MONSOON HEAT LOWS DEPRESSIONS

LIES IN FRONT OF YOU WITH YOUR BACK TO THE WIND PRESSURE GRADIENT FORCE AND CENTRIFUGAL FORCE PARALLEL TO STREAMLINES OF ACTUAL WIND OVER NORTH BAY OF BENGAL ALONG EAST COAST OF INDIA IN MONSOON SEASON IN MONSOON SEASON IN NOVEMBER 1ST MAY THE SAME SLOPE AS COLD FRONT EXTRA TROPICAL LOW PRESSURE AREAS

FORMS OVER FORMS OVER 247 FORMS OVER SOUTH PENINSULA CENTRAL INDIA NORTHEAST INDIA 248 WESTERLY WIND

EASTERLY WIND NORTHERLY WIND

249 WESTERLY WIND

NORTHERLY WIND MOISTURE GRADIENT 50 KM TO 80 KM

250 GRAVITY 251 35 KM TO 75 KM

252 12 KM AND 15 KM 15 KM AND 25 KM 253 LIGHTER THAN HEAVIER THAN DRY AIR DRY AIR

SOUTHERLY WIND PRESSURE GRADIENT 16 KM TO 50 KM 25 KM AND 35 KM

254 3 DEGREES C

8 DEGREES C

OR EQUAL DENSITY AS TAT OF DRY AIR 13 DEGREES C

255 IS GREATER THAN SALR 256 POYLON'S LAW 257 AT 1000 KM

IS LESS THAN SALR PLANK'S LAW AT 1400 KM

LION BETWEEN SALR AND DALR CHARLON LAW AT 1300 KM

258 OVER READ

UNDER READ

NO CHANGE

WARM AIR 259 COLD AIR ADVECTION OVER ADVECTION THE STATION OVER THE STATION 260 DECREASES WITH INCREASES INCREASING WITH LONGITUDE INCREASING LATITUDE

BOTH A AND B

DECREASES WITH INCREASING LATITUDE

261 TEMPERATURE WIND TURBULENCE SUPER COOLED FREEZING RAIN 262 CONTINUOUS FLIGHT IN WATER TEMPERATURE BELOW 0 C HORIZONTAL 263 VERTICAL SLANT VISIBILITY VISIBILITY VISIBILITY FOR BETTER 264 DIRECT SUNLIGHT SUNLIGHT NEVER FALLS ON DIRECTLY FALLS VENTILATION THE INSTRUMENTS ON THE INSTRUMENTS 265 34 - 47 KTS 28 - 33 KTS 48 - 63 KTS PASSAGE OF STEEP LAPSE 266 RADIATIONAL COOLING NEAR COLD FRONTS RATE NEAR THE THE GROUND AT OVER THE GROUND NIGHT STATION FOR ALL THE FOR PARKED AND 267 FOR THE APPROACHING AIRCRAFT'S IN MOORED AIRCRAFT THE FIR AIRCRAFT'S IN RIGHT REAR IN LEFT REAR 268 IN LEFT FRONT QUADRANT QUADRANT QUADRANT 269 MINIMUM IN THE AFTERNOON , MAXIMUM IS THE MORNING 270 29TH MAY 271 NORTH BENGAL COAST

CONSTANT THROUGH THE WAY

MINIMUM IN THE MORNING AND MAXIMUM IN THE AFTERNOON 10ST JUNE 26TH MAY WEST COAST OF ANDHRA COAST INDIA

272 WARM AIR REPLACED COLD AIR

COLD AIR REPLACES COLDER AIR

COLD AIR REPLACES WARM AIR

10 DEGREES ON BETWEEN 20 - 30 273 BETWEEN EQUATOR AND 30 EITHER SIDE OF IN BOTH THE N&S THE EQUATOR HEMISPHERES 274 DELHI 275 CS CLOUDS 276 PARALLEL TO THE VALLEYS 277 TRANSPORT OF COLD AIR OVER WARM WATER

CALCUTTA PUNE CB CLOUDS AS CLOUDS UP THE DOWN THE MOUNTAIN MOUNTAIN TRANSPORT OF COOLING OF MOIST AIR OVER GROUND AT COLD SURFACE NIGHT

278 13 DEGREES N

25 DEGREES N

35 DEGREES N

279 13 DEGREES N

25 DEGREES N

35 DEGREES N

280 PARALLEL TO ISOBARS 281 KERAL

ACROSS THE ISOBARS INTO LOW PRESSURE AREA TAMIL NADU

ACROSS THE ISOBARS INTO HIGH PRESSURE AREA PUNJAB

282 VIRTUAL TEMPERATURE

DEW POINT TEMPERATURE

POTENTIAL TEMPERATURE

283 100 HPA 284 ABSOLUTELY STABLE 285 ARABIAN SEA

200 HPA ABSOLUTELY UNSTABLE BAY OF BENGAL

300 HPA CONDITIONALLY UNSTABLE OVER LAND

286 EQUATOR

POLE

45 DEGREES LATITUDE MOVES TO SOUTH INDIA

287 IS AT ITS NORMAL MOVES TO POSITION FOOTHILLS OF THE HIMALAYAS

287 IS AT ITS NORMAL POSITION 288 WEAK

MOVES TO MOVES TO SOUTH FOOTHILLS OF INDIA THE HIMALAYAS CALM STRONG

AIR TEMPERATURE 290 UNDERSTORMS OF OVEROSTIMATE ACTUAL WIND OF ACTUAL WIND COOLS SLOWER 291 COOLS AT THE SAME RATE AS THAN SATURATED AIR SATURATED AIR PREMONSOON 292 SW MONSOON SEASON SEASON 293 3 CM 3.0 CM 294 16 METERS 30 METERS 295 CYCLONE SQUALL 289 AIR PRESSURE

AIR HUMIDITY SAME AS ACTUAL WIND COOLS FASTER THAN SATURATED AIR WINTER SEASON 0.3 CM 23 METERS TORNADO

296 LOW PRESSURE SYSTEM MOVING FROM EAST TO WEST

LOW PRESSURE CYCLONIC SYSTEMS STORMS MOVING FROM WEST TO EAST

297 A DEPRESSION

A HIGH A LOW PRESSURE PRESSURE AREA AREA

298 TYPE AND MOVEMENT OF CLOUDS

WINDS AT WINDS AT LOWER HIGHER LEVELS LEVELS

299 SOUTHEAST SECTOR

NORTHERN SECTOR

NORTHERN SECTOR

299 SOUTHEAST SECTOR

NORTHERN SECTOR

300 -23 DEGREES C

-24 DEGREES C -25 DEGREES C

301 HEAVIER

LIGHTER

SAME

302 1 HOUR 303 GREATER THAN THE GEOSTROPHIC WIND SPEED 304 STEADY AND ALONG STRAIGHT ISOBARS 305 50 NAUTICAL MILES AROUND IT

14 HOURS SAME AS THE GESTROPHIC WIND SPEED

2 HOURS LESS THAN THE GEOSTROPHIC WIND SPEED

STEADY AND ALONG CURVED AROUND IT 100 NAUTICAL MILES AROUND IT ALTO-STRATUS

STEADY AND ALONG CURVED ISOBARS 100 KMS AROUND IT

306 CIRRUS

SOUTHWEST SECTOR

CUMULUS

307 IMMEDIATELY BEHIND A COLD FRONT

NORTH IF HIGH SOUTH OF LOW PRESSURE AREA PRESSURE AREA

308 RELATIVE HUMIDITY 309 FRONTOLYSIS

HEAT WAVE CONDITIONS FRONTOGENESI S HURRICANES

310 CYCLONES

MINIMUM TEMPERATURE FRONTOLOGIC TYPHOON

311 CYCLONES

HURRICANES

TYPHOON

312 CYCLONES

HURRICANES

TYPHOON

FREEZING 313 PRESSURE ALTITUDE ALTITUDE FREEZING 314 PRESSURE ALTITUDE ALTITUDE 315 LESS DENSE THAN MORE DENSE DRY AIR THAN DRY AIR

ICING ALTITUDE ICING ALTITUDE

OF SAME DENSITY AS DRY AIR IN SIMILAR CONDITIONS OF PRESSURE AND TEMPERATURE 316 BRAKES DOWN AT IS VERY USEFUL BREAKS DOWN THE POLES DUE FOR NEAR EQUATOR TO LACK OF CALCULATION DUE LACK OF CORIOLOS FORCE OF WINDS AT CORIOLIS FORCE END NEAR THE EQUATOR 317 BRAKES DOWN IS VERY USEFUL BREAKS DOWN FOR NEAR EQUATOR CALCULATION DUE LACK OF OF WINDS AT CORIOLIS FORCE END NEAR THE EQUATOR 318 THE GRADIENT WIND GEOSTROPHIC CYCLOTROPHIC WIND EQUATION WIND EQUATION GIVES A CLOSE APPROXIMATION TO THE ACTUAL WIND

319 DIURNAL DIFFERENCE OF TEMPERATURE BETWEEN THE LAND AND SEA SURFACES 320 WARM DRY WINDS ON THE LEEWARD SIDE OF MOUNTAINS 321 ON THE LEFT

ROTATION OF THE EARTH ROUND THE SUN

325 ANTICLOCKWISE CHANGE

CLOCKWISE CHANGE

CORIOLIS FORCE

COLD MOIST CYCLONIC WINDS ON THE STORMS LEEWARD SIDE OF MOUNTAINS RIGHT IN THE RIGHT IN THE NORTHERN SOUTHERN HEMISPHERE HEMISPHERE 322 NORMAL POINT FREEZING POINT TURBULENCE LEVEL WHICH THE WIND 323 WHICH THE WIND WHICH THE BLOWS AND IS WIND BLOWS BLOWS AND IS MEASURED FROM AND IS MEASURED FROM TRUE NORTH MEASURED COMPASS NORTH EITHER IN FROM EITHER IN DEGREES OR AS A MAGNETIC DEGREES OR AS A COMPASS POINT NORTH EITHER COMPASS POINT IN DEGREES OR AS A COMPASS POINT CLOCKWISE 324 ANTICLOCKWISE NO CHANGE CHANGE CHANGE NO CHANGE

326 THE MORE HUMIDITY IN THE AIR 328 THE CB CLOUD IS VERY DISTANT

THE DRIER THE A STORM IS AIR APPROACHING

329 VISIBLE DISCHARGE OF STATIC ELECTRICITY OCCURRING ON SOME PARTS OF AIRCRAFT 330 TO A THERMAL WIND 331 25,000 TO 40,000 FT 332 GREATER ON THE POLAR SIDE

LIGHTENING STRIKING THE AIRCRAFT

THE THUNDER THE CB CLOUD DID NOT OCCUR WAS NOT FULLY AT THE TIME OF DEVELOPED LIGHTNING FIRE NOTICED ON AIRCRAFT ENGINES

GRADIENT WIND CYCLOSTROPHIC WIND 10,000 FT TO 50,000 FT TO 20,000 FT 70,000 FT GREATER ON EQUAL ON BOTH THE POLAR AND EQUATORIAL EQUATORIAL SIDE SIDES FAIR WEATHER SMOOTH AIRFLOW

333 A HIGH DEGREE OF TURBULENCE 334 MUCH LESS STEEP STEEP THAN OF SAME TO THE THAN THAT OF A COLD FRONT COLD FRONT COLD FRONT

336 SOLAR RADIATION DIRECTLY HEATS THE LOWER LEVELS OF TROPOSPHERE AIR

COLD AIR FROM STRTOSPHERE SUBSIDES INTO TROPOSPHERE

WHEN SHORTWAVE SOLAR RADIATION IS RECEIVED, EARTH BECOMES HEAT SOURCE FOR WARMING UP THE ATMOSPHERE BY CONDUCTION, CONVECTION AND RADIATION 337 THE LAPSE RATE THE LAPSE RATE LESS THAN SALR EXCEEDS THE DRY IS BETWEEN ADIABATIC DRY AND SATURATED ADIABATIC 338 FRICTIONAL FORECASTING OPPOSITE TO THE WIND DIRECTION

CORIOLIS FORCE BEING GREATER THAN PRESSURE GRADIENT FORCE ALTOSTRATUS CLOUD SQUALL AN HOUR BEFORE SUNRISE INCURSION OF COLD AIR BETWEEN THE LEVELS

339 NIMBOSTRATUS CLOUD 340 CYCLONE 341 AROUND 0200 TO 0300 HOURS AFTER MIDNIGHT 342 INCREASE IN MEAN TEMPERATURE BETWEEN PRESSURE LEVELS

FRICTIONAL FORCES ACTING PERPENDICULAR TO WIND DIRECTION CUMULONIMBUS CLOUD TYPHOON JUST AFTER SUNRISE DECREASE OF MEAN TEMPERATURE BETWEEN THE LEVELS

343 WARMER REGION IS TOWARDS NORTH

WARMER REGION IS TOWARDS SOUTH

344 9.0 KILOMETERS

5.6 KILOMETERS 3.1 KILOMETERS

345 COLD AIR AND WARM AIR ARE SEPARATED BY A VERTICAL SURFACE 346 IN THE LOWER STRATOSPHERE DURING WINTER SEASON

COLD AIR GLIDES OVER WARM AIR

347 -50 DEGREES C 348 IS CLOSE TO COAST EAST OF MADRAS

WIND IS BLOWING TOWARDS COLDER REGION

WARM AIR GLIDES OVER COLD AIR

IN THE UPPER IN THE UPPER TROPOSPHERE TROPOSPHERE OVER NORTH OVER SOUTH INDIA DURING PENINSULA WINTER SEASON DURING SOUTH WEST MONSOON SEASON -56.5 DEGREES -65 DEGREES C C HAS JUST IS CROSSING THE CROSSED THE COAST OF NORTH COAST AND LIES OF MADRAS WEST OF MADRAS

349 LOW PRESSURE SYSTEMS THAT EFFECT WEATHER OVER NORTH WEST INDIA IN WINTER

SEVERE SQUALLS THAT THUNDERSTOR COMES FROM MS THAT OCCUR NORTH WESTERLY OVER NORTH DIRECTION IN EASTERN PARTS ASSOCIATION OF INDIA WITH MONSOON DURING THE RAINS MONTHS APRIL AND MAY

350 NORTH EAST ARABIAN SEA AND CROSS MAHARASHTRA GUJARAT COAST

SOUTH WEST WEST BENGAL TO BAY AND CROSS NAGALAND WEST COAST OF SOUTH PENINSULA

351 AT THE REAR OF A AT THE CENTRE TWO DAYS AHEAD WESTERN OF WESTERN OF APPROACH OF DISTURBANCE DISTURBANCE A LOW PRESSURE SYSTEM OVER THE PLACE

352 SIGMET VOLMET AIREP 353 TAFOR FIFOR ARFOR 360 SOUTH PENINSULA CENTRAL INDIA UTTAR PRADESH , BETWEEN HIMACHAL LATITUDE 15 PRADESH AND DEGREES N AND PARTS OF PUNJAB 25 DEGREES N

362 TEMPERATURE, PRESSURE AND DENSITY DECREASE WITH ALTITUDE 363 REFLECTS HIGH AND LOW FREQUENCY RADIO WAVES BACK TO THE EARTH AND LETS MEDIUM RADIO WAVES PENETRATES IT 364 THE FORCE PER UNIT AREA EXERTED BY THE AIR AT THAT LEVEL 365 CLOCK WISE AROUND THE DEPRESSION 366 A U - SHAPED AREA OF HIGH PRESSURE WITH LOWER PRESSURE ON THE EITHER SIDE

TEMPERATURE PRESSURE AND DENSITY INCREASE WITH ALTITUDE REFLECTS HIGH AND MEDIUM FREQUENCY RADIO WAVES BACK TO EARTH AND LOW RADIO WAVES PENETRATE IT

TEMPERATURE AND PRESSURE REMAIN CONSTANT

REFLECTS MEDIUM AND LOW FREQUENCY RADIO WAVES BACK TO THE EARTH AND LET HIGH RADIO WAVES PENETRATE IT THE FORCE OF THE FORCE OF THE CLOUDS IN THE AIR AGAINST THE SKY THE OTHER LAYERS OF THE ATMOSPHERE ANTICLOCKWISE FROM NORTH TO AROUND THE SOUTH DEPRESSION A U SHAPED AN AREA THAT AREA OF LOW LIES BETWEEN PRESSURE WITH TWO HIGHS OR HIGHER TWO LOWS PRESSURE ON THE EITHER SIDE

367 IF YOU STAND WITH YOUR BACK TO THE WIND THE LOW PRESSURE AREA WILL BE ON YOUR LEFT SIDE

IF YOU STAND TEMPERATURE IS WITH YOUR DIRECTLY BACK TO THE PROPORTIONAL WIND THE LOW TO PRESSURE PRESSURE AREA WILL BE ON YOUR RIGHT SIDE 368 THE HORIZONTAL THE VERTICAL CAUSED BY MOVEMENT OF AIR MOVEMENT OF PRESSURE AIR GRADIENT COLD AIR MOVING 369 WARM MOIST AIR WARM, MOIST MOVING OVER A AIR BEING OVER A WARM COLD SURFACE PUSHED UP SURFACE SLOPING TERRAIN SLOPING MEETINGS AIR 370 SUN HEATS THE EARTH WHICH IN TERRAIN MASSES CAUSES TURN HEATS THE CAUSES AIR TO WARMER AIR TO AIR ABOVE IT ASCEND ASCEND 371 TRUE FALSE MAYBE 372 DEW POINT 373 2500 - 38,000 FT

RELATIVE LAPSE RATE HUMIDITY 6500 - 20,000 FT 6500 - 12,000 FT

MIDDLE LEVEL HIGH LEVEL 374 LOW LEVEL CUMULUS CLOUDS LAYER CLOUDS LAYER CLOUDS 375 ICE CRYSTALS

WATER VAPOUR BOTH A AND B ABOVE

376 HAPPENS DURING THE DAY AND BLOWS FROM THE LAND TO THE SEA

HAPPENS HAPPENS DURING DURING THE THE DAY AND NIGHT AND BLOWS FROM SEA BLOWS FROM TO LAND THE SEA TO THE LAND SHORTER THAN EQUAL TO GUST 377 LONGER THAN A GUST A GUST 6000 FT. PER 8000 FT. PER 379 6000 FT. PER MINUTE UPDRAFT MINUTE MINUTE AND 2000 FT. PER DOWNDRAFT DOWNDRAFT AND MINUTE AND 2000 FT. 5000FT. PER DOWNDRAFT PER MINUTE MINUTE UPDRAFT UPDRAFT FLY TO THE FLY BELOW THE 380 CALL FOR HELP RIGHT SIDE OF STORM THE STORM

381 GLASSY ICE FORMED WHEN FLYING IN DENSE CLOUD OR FREEZING RAIN

OPAQUE OR WHITE SEMIMILKY WHITE CRYSTALLINE DEPOSIT OF ICE SUBSTANCE WHICH COVERS THE SURFACE OF THE AIRPLANE IN CLEAR AIR BY THE PROCESS OF SUBLIMATION

384 ABOVE GROUND LEVEL UNLESS NOTED 386 ISOTHERMS

ABOVE SEA LEVEL UNLESS NOTED PRESSURE GRADIENTS PRESSURE GRADIENT BEHIND YOU

AT SEA LEVEL ISOBARS

387 ATMOSPHERIC PRESSURE 388 TO YOUR RIGHT SIDE FORCE PER 389 WEIGHT PER CUBIC FOOT ON UNIT AREA AIR AT SEA LEVEL EXERTED BY THE AIR AT THAT LEVEL RADIATION 390 SUNSHINE GIVEN OFF BY WARM EARTH AND WATER BODIES RELATIVE 391 HUMIDITY HUMIDITY

SEA LEVEL PRESSURE IF FRONT OF YOU

392 HIGH RELATIVE HUMIDITY, LOW SPREAD BETWEEN DEW POINT AND TEMPERATURE

HIGH HUMIDITY, HIGH SPREAD BETWEEN DEW POINT AND TEMPERATURE

LOW RELATIVE HUMIDITY, LOW SPREAD BETWEEN DEW POINT AND TEMPERATURE

FORCE PER UNIT AREA EXERTED BY THE AIR AT SEA LEVEL WARM FRONT

SATURATION POINT

393 CONTINENTAL ARTIC, CONTINENTAL POLAR, CONTINENTAL TROPIC MARIITIME ARTIC

CONTINENTAL ARTIC, CONTINENTAL POLAR, MARITIME ARTIC, MARITIME POLAR COLD AIR 394 WARM AIR ADVECTION ADVECTION 395 LEADING EDGE OF LEADING EDGE AN ADVANCING OF AN COLD AIR ADVANCING WARM AIR THE COLD AIR 407 THE COLD AIR BEHIND THE COLD AHEAD OF THE FRONT IS COLDER WARM FRONT IS THAN THE COLD COLDER THAN AIR AHEAD OF THE THE COLD AIR WARM FRONT BEHIND THE COLD FRONT

CONTINENTAL POLAR, MARITIME POLAR, CONTINENTAL TROPIC, MARITIME TROPIC

408 STARBOARD

PORT

BOTH

409 PRESSURE GRADIENT IS NEGLIGIBLE 410 WESTERLY THERMAL WIND

CORIOLIS WHEN AIR FORCE IS TEMPERATURE IS NEGLIGIBLE INCREASED NORTHWESTERL SOUTHWESTERLY Y THERMAL THERMAL WIND WIND

DRY AIR ADVECTION RIDGE OF HIGH PRESSURE THE COLD AIR BEHIND THE COLD FRONT IS SAME TO THE COLD AIR AHEAD OF THE WARM FRONT

417 CYCLONIC STORM THUNDERSTOR DUST STORM M

IT IS THE FORCE WEIGHT OF THE 418 THE FORCE EXERTED ON A OF THE ATMOSPHERE ON UNIT AREA DUE TO ATMOSPHERE A POINT THE WEIGHT OF ABOVE THE THE ATMOSPHERE POINT ABOVE IT 419 ATMOSPHERIC PRESSURE 420 ATMOSPHERIC PRESSURE DECREASES WITH HEIGHT

ISOBARS

ISOGONALS

ATMOSPHERIC PRESSURE INCREASES WITH HEIGHT

421 1 MB FOR EVERY 40 FEET 423 COLD AIR

1 MB FOR EVERY 6 METERS WARM AIR

ATMOSPHERIC PRESSURE REMAINS CONSTANT IRRESPECTIVE OF HEIGHT 1 MB FOR EVERY 30 FEET

424 992 MBS 425 10ºC 426 5.6ºC/KM

1003.2 MBS 15ºC 6.5ºC/KM

1013.2 MBS 50ºF 1.98ºC/1000 FEET

427 SALR

DALR

LAPS RATE

428 THE RATE AT WHICH AN ASCENDING PARCEL OF DRY AIR COOLS

THE RATE AT WHICH TEMPERATURE FALLS WITH HEIGHT

THE RATE AT WHICH AN ASCENDING PARCEL OF SATURATED AIR COOLS

DRY AIR

429 SALR

DALR

430 THE RATE AT WHICH AN ASCENDING PARCEL OF DRY AIR COOLS

THE RATE AT WHICH TEMPERATURE FALLS WITH HEIGHT

LAPSE RATE

431 5.4ºC/1000 FEET

THE RATE AT WHICH ASCENDING PARCEL OF SATURATED AIR COOLS 5.4ºF/1000 FEET 4.5ºF/1000 FEET

432 5.4ºF/1000 FEET

2.7ºF/1000 FEET 2.7ºC/1000 FEET

434 LAPSE RATE IS > DALR 435 LAPSE RATE IS > DALR 436 LAPSE RATE > SALR 437 1 MB FOR EVERY 40 FEET

DALR = SALR

438 DRY AIR IS HEAVIER THAN MOIST AIR 439 ALTIMETER 440 AMSL

DALR = SALR LAPSE RATE < SALR 1 MB FOR EVERY 6 METERS DRY AIR HAS GREATER DENSITY THAN MOIST AIR ASI ABOVE DATUM LEVEL OF 1015.2 MBS

LAPSE RATE < DALR LAPSE RATE < DALR DALR = SALR 1 MB FOR EVERY 30 FEET MOIST AIR HAS GREATER DENSITY THAN DRY AIR VSI ABOVE DATUM LEVEL AT WHICH ITS SUB-SCALE HAS BEEN SET TO ZERO

441 AC FLYING OVER AC FLYING OVER BOTH AIRCRAFT WARM AIR MASS COLD AIR MASS WILL HAVE SAME WILL HAVE WILL HAVE ALTITUDE GREATER GREATER ALTITUDE ALTITUDE 442 AC OVER COLD AIR AC OVER WARM BOTH AIRCRAFT MASS HAS AIR MASS HAS HAVE SAME GREATER GREATER INDICATED INDICATED INDICATED ALTITUDE ALTITUDE ALTITUDE 443 TOO HIGH TOO LOW SAME HEIGHT 444 TOO HIGH

TOO LOW

445 ALTIMETER

ASI

446 IT FLIES FROM HIGH TO LOW PRESSURE 447 AIRCRAFT FLIES OVER WARMER AIR MASS 448 AIRCRAFT FLIES OVER WARMER AIR MASS 449 OVER READS

IT FLIES FROM LOW TO HIGH PRESSURE AIRCRAFT FLIES OVER COLDER AIR MASS AIRCRAFT FLIES OVER COLDER AIR MASS UNDER READS

450 OVER READS

UNDER READS

451 ELEVATION OF AERODROME 452 QFE 453 QFE

ZERO HEIGHT QMF QNH

DOES NOT CHANGE VSI IT FLIES UP TO 1000 FT AIRCRAFT FLIES OVER DRY AIR MASS AIRCRAFT FLIES OVER DRY AIR MASS REMAINS THE SAME REMAINS THE SAME HEIGHT ABOVE SEA LEVEL QFF QFF

454 PRESSURE ALTITUDE 455 PRESSURE ALTITUDE 456 PRESSURE ALTITUDE 457 AN ALTITUDE IN THE STANDARD ATMOSPHERE AT WHICH THE PREVAILING PRESSURE OCCURS

DENSITY ALTITUDE DENSITY ALTITUDE DENSITY ALTITUDE AN ALTITUDE IN THE STANDARD ATMOSPHERE AT WHICH THE PREVAILING DENSITY OCCURS

FLIGHT LEVEL

458 AN ALTITUDE IN THE STANDARD ATMOSPHERE AT WHICH THE PREVAILING PRESSURE OCCURS

AN ALTITUDE IN THE STANDARD ATMOSPHERE AT WHICH THE PREVAILING DENSITY OCCURS

SURFACES OF CONSTANT ATMOSPHERIC PRESSURE WHICH ARE RELATED TO STANDARD ATMOSPHERE OF 1013.2MBS

459 20 460 3 IS TO 1

50 4 IS TO 1

99 5 IS TO 1

FLIGHT LEVEL FLIGHT LEVEL SURFACES OF CONSTANT ATMOSPHERIC PRESSURE WHICH ARE RELATED TO STANDARD ATMOSPHERE OF 1013.2MBS

UPTO 8 KM AT THE POLES AND 16KM AT THE EQUATOR UPTO 50 KMS 462 UPTO 8 KMS AT THE POLES AND 16 FROM EARTH KMS AT THE ABOVE THE EQUATOR TROPOPAUSE UPTO 50 KMS 463 UPTO 8 KMS AT THE POLES AND 16 FROM EARTH KMS AT THE ABOVE THE EQUATOR TROPOPAUSE UPTO 50 KMS 464 UPTO 8 KMS AT THE POLES AND 16 FROM THE KMS AT THE EARTH ABOVE EQUATOR THE TROPOPAUSE 465 THERMOSPHERE MESOSPHERE

UPTO 50 KM FROM EARTH ABOVE TROPAUSE

466 WHEN TEMPERATURE DECREASES WITH HEIGHT

WHEN TEMPERATURE INCREASES WITH HEIGHT

WHEN PRESSURE DECREASES WITH HEIGHT

467 THE UPPER BOUNDARY OF THE TROPOSPHERE

THE LOWER BOUNDARY OF THE MESOSPHERE

THE UPPER BOUNDARY OF THE STRATOSPHERE

468 O2 AND N2 469 21% 470 0.03% 471 5%

O2 AND H2 78% 0.3% 3%

O2 AND H20 0.93% 3% 4%

461 85 KM UPWARDS

50 TO 85 KMS

50 TO 85 KMS

50 TO 85 KMS

TROPOSPHERE

472 3:1 473 3:1 474 10 KM

1:1 4:1 11 KM

4:1 2:1 8 KM AND 16 KM RESP 2 DEG CELSIUS/ 1000 FT

6.5 DEG 475 3.5 DEG FARENHEIT/ 1000 CELSIUS/ KM FT 476 TROPOSPHERE STRATOSPHERE TROPOPAUSE 477 -56.5 478 COZ ITS CLOSER TO THE SUN

56.5 PRESENCE OF OZONE

-5.65 DUE TO PRESENCE OF JET STREAMS

479 ISOTACHS 480 ISOTHERMS 481 ANTICLOCKWISE DIRECTION 482 RIDGE

ISOBARS ISOBARS CLOCKWISE DIRECTION TROUGH

ISALLOBARS ISALLOBARS EASTERLY DIRECTION COL

483 RIDGE

TROUGH

COL

484 RIDGE

TROUGH

COL

485 2 HIGHS AND 2 LOWS 486 PRESSURE TENDANCY

A HIGH AND A LOW PRESSURE GRADIENT

487 PRESSURE TENDANCY

PRESSURE GRADIENT

2 HIGHS AND A LOW DIURNAL VARIATION OF PRESSURE PRESSURE SYSTEM

488 COLD AIR

WARM AIR

489 UNDERREAD

SHOW CORRECTLY

490 QNE 491 QNE 492 QFE 493 QNH 494 DENSITY IS 1225 GM/M3

QNH QFE QFF QNE MEAN SEA LEVEL PRESSURE 1013.25 HPA

495 FL 300 496 LONG WAVES

FL 340 SHORT WAVES

497 LATENT HEAT

SUBLIMATION

498 3 DEG C / 1000 FT 1.5 DEG C / 1000 FT 499 3 DEG C / 1000 FT 2 DEG C / 1000 FT 500 CONDITIONALLY UNSTABLE UNSTABLE 501 UNSTABLE STABLE 502 STABLE

UNSTABLE

SAME FOR BOTH COLD AND WARM AIR OVERREAD QFE QNH QNH QFE LAPSE RATE 2DEG CELCIUS/ 1000 FT AND SEA LEVEL TEMP 15 DEG CELCIUS FL 390 BOTH SHORT AND LONG WAVES INSOLATION 2 DEG C / 1000 FT 1.5 DEG C / 1000 FT STABLE CONDITIONALLY UNSTABLE NEUTRAL

ABSOLUTELY STABLE

503 UNSTABLE

STABLE

504 ABSOLUTELY STABLE 505 UNSTABLE

CONDITIONALLY STABLE UNSTABLE ABSOLUTELY STABLE STABLE

506 UNSTABLE

STABLE

507 BAROGRAPG

CONDITIONALLY UNSTABLE THERMOGRAPH T-PHIGRAM

508 SPECIFIC HUMIDITY 509 SPECIFIC HUMIDITY 510 RELATIVE HUMIDITY 511 DEW PINT TEMPERATURE

RELATIVE HUMIDITY RELATIVE HUMIDITY SPECIFIC HUMIDITY DEW SPREAD

HUMIDITY MIXING RATIO HUMIDITY MIXING RATIO HUMIDITY MIXING RATIO DRY BULB TEMPERATURE

512 DEW SPREAD

WET BULB TEMPERATURE

DEW PINT TEMPERATURE

513 AIR IS DRY

AIR IS NORMAL

515 DENSITY

AIR IS SATURATED ONE FOURTH THAT AT SEA LEVEL PRESSURE

516 TO THE LEFT 517 TO THE RIGHT

TO THE RIGHT TO THE LEFT

IN FRONT IN FRONT

514 10% OF THAT AT SEA LEVEL

HALF THAT OF SEA LEVEL TEMPERATURE

518 BEHIND YOU

IN FRONT

TO THE LEFT

519 IN FRONT 520 POLES

TO THE RIGHT EQUATOR

TO THE LEFT MID LATITUDES

THERMAL 521 GEOSTROPHIC WINDS WINDS STRONGER AT 522 STRONGER AT HIGHER LOWER LATITUDES AND LATITUDES AND WEAKER AT WEAKER AT LOWER LATITUDES HIGHER LATITUDES CYCLSTROPHIC 523 GEOSTROPHIC WINDS WINDS 524 GRADIENT WINDS CYCLSTROPHIC WINDS 525 PRESSS GRADIENT PRESSURE IS LESS THAN GRADIENENT IS CORIOLIS FORCE THE EQUAL TO CORIOLIS FORCE PRESSS 526 PRESSURE GRADIENT GRADIENT IS GREATER THAN LESS THAN CORIOLIS FORCE CORIOLIS FORCE

CYCLSTROPHIC WINDS THE SAME THRUOUT THE EARTH

THERMAL WINDS GEOSTROPHIC WINDS PRESSURE GRADIENT GREATER THAN CORIOLIS FORCE PRESSURE GRADIENENT IS THE EQUAL TO CORIOLIS FORCE

527 BACKS AND DECREASES IN SPEEED BY ABT HALF AT GROUND LEVEL COMPARED TO THE WINDS AT 2000 FEET 528 BACKS AND DECREASES IN SPEEED BY ABT HALF AT GROUND LEVEL COMPARED TO THE WINDS AT 2000 FEET 529 HIGH PRESSURE TO THE LEFT

VEERS AND INCREASES IN SPEEED BY ABT HALF AT 2000 FEET COMPARED TO THE WINDS VEERS AND INCREASES IN SPEEED BY ABT HALF AT 2000 FEET COMPARED TO THE WINDS LOW PRESSURE TO THE LEFT

THERMAL WINDS 531 VEER AND BLOW BACK AND PARALLEL TO THE BLOW PARALLEL COAST AND THEN TO THE COAST DISAPPEAR AND THEN DISAPPEAR 530 TRADE WINDS

532 EVENINGS 533 DAY

THRUOUT THE DAY NIGHT

NO EFFECT IN THE WIND SPPED

NO EFFECT IN THE WIND SPPED

HIGH PRESSURE TO LEFT AND LOW PRESSURE TO THE RIGHT

TROPICAL WINDS VEER AND BLOW PERPENDICULAR TO THE COAST AND THEN DISAPPEAR

DAY THRUOUT THE DAY

534 COLD MOIST AIR DESCENDING ON THE LEEWARD SIDE OF THE HILL

WARM MOIST AIR DESCENDING ON THE LEEWARD SIDE OF THE HILL

535 CUMULONIMBUS 536 CIRROSTRATUS

CIRRUS NIMBOSTRATUS CIRROCUMULUS CIRRUS

537 CUMULUS

CIRROCUMULUS ALTOCUMULUS

538 ALTOCUMULUS

ALTO STRATUS

539 NIMBOSTRATUS 540 CIRRUS

CUMULONIMBU ALTOSTRATUS S ALTOSTRATUS NIMBOSTRATUS

541 UPER PORTION IS POSITIVELY CHARGED

LOWER PORTION THERE IS NO IS POSITIVELY CHARGE CHARGED

542 DUE TO LIGHTING DUE TO EXPANSION OF AIR 543 TYPHOON CYCLONE 544 RED ECHOES 545 SLANT VISIBILITY

HOOK TYPE ECHOES RUNWAY VISIBILITY RANGE

COLD DRY AIR DESCENDING ON THE LEEWARD SIDE OF THE HILL

CUMULUS

DUE TO MOISTURE WESTERN DISTURBANCES BLUE ECHO VERTICAL VISIBILITY

546 FRONTOLYSIS

MATURE STAGE FRONTOGENESIS

547 FRONTOGENESIS

FRONTOLYSIS

548 0 TO _7 DEG.C

-7 TO -12 DEG C -12 TO -20 DEG.C

549 ARTIC

SUB TROPICAL WESTERLY

550 KAL BAISAKHIS 551 NOVEMBER TO MARCH 552 10 DEG. NORTH 15 DEG. NORTH 553 10TH JUNE

WESTERN DISTURBANCES JULY TO OCTOBER 15EG. NORTH 25DEG. NORTH 1ST JUNE

554 10TH JUNE

1ST JUNE

29TH JUNE

555 1ST JUNE

10TH JUNE

29TH JUNE

556 1ST JUNE

29TH JUNE

10TH JUNE

557 WHEN THE WHEN THE MONSOON MONSOON TROUGH LIES TROUGH LIES OVER THE BAY OF OVER THE BENGAL ARABIAN SEA

MATURE STAGE0

TROPICAL EASTERLY JET STREAMS NORWESTORS MID MARCH TO JUNE 10 DEG. NORTH 25DEG. NORTH 29TH JUNE

WHEN THE MONSOON TROUGH LIES ALONG THE FOOT HILLS OF THE HIMALAYAS

558 WHEN THE MONSOON TROUGH LIES ALONG THE FOOT HILLS OF THE HIMALAYAS 559 MAY AND JUNE

WHEN THE MONSOON TROUGH LIES FROM PUNJAB TO THE BAY OF BENGAL JAN AND FEB

WHEN THE MONSOON TROUGH LIES OVER THE ARABIAN SEA

560 WIND WANE

ANEMOMETER

561 SKOPOGRAPH

WIND WANE

TRANMISSOMETE R ANEMOMETER

562 TRANMISSOMETER WIND WANE

OCT AND NOV

ANEMOMETER

564 SKOPOGRAPH

TRANMISSOMET WIND WANE ER WIND WANE RADIO SONDE

565 WIND WANE

RAWIN

563 SKOPOGRAPH

568 VISIBILITY 10 KM OR MORE

TRANMISSOMETE R TRANMISSOMET WIND WANE ER EVERY HALF AN EVERY THREE HOUR HOURS NO WEATHER NO CLOUD BELOW 1500 METRES

569 3 HOURS

4 HOURS

2 HOURS

570 2 HOURS

3 HOURS

4 HOURS

571 4 HOURS

2 HOURS

3 HOURS

566 SKOPOGRAPH 567 EVERY HOUR

572 AIRCRAFTS IN THE PARKED AND AIR MOORED AIRCRAFT 573 ISALLOBAR ISOBARS 574 ISALLOBAR ISOBARS 575 ISOHYGRICS ISOPLETHS 576 ISOBARS ISOHYETS

BOTH A AND B ISOTACHS ISOTACHS ISOBARS ISOHYGRICS

D

A ns

NONE OF THE A ABOVE VISIBILITY ZERO

A

LESS THAN 8 D MPH IMMEDIATELY C ABOVE THE HIGHEST RIDGE ANTIB CYCLONE WITH SLOWLY B RISING BAROMETER STRATO CUMULUS RETARDED FRONT IN EXCESS OF 100 MPH 8,000 FT

C B D C

MOISTURE C FORMS LINE FROST CRYSTALS THAT DO NOT CLING TO THE PLANE AT NO PLACE B AS HE WOULD BE FLYING TOO HIGH TO ENCOUNTER THE FRONT EXACTLY 400 B FT HIGHER THAN AT DEPARTURE 10,000 FT C STRATOCUMU D LUS CLOUDS, LOW CEILINGS AND MODERATE TURBULENCE UP TO ABOUT TEN THOUSAND FEET. FRONTAL FOG

A

DIRECTLY IN C FRONT OF HIM 33 MB. B LOWER THAN BEFORE ACROSS THE B ISOBARS TOWARD LOW PRESSURE APPROXIMAT C ELY 500 FEET HIGHER THAN THE ALTIMETER INDICATED INCREASING B AT A RATE OF APPROXIMAT ELY 200 FEET FOR EACH THREE MB. DIFFERENCE IN PRESSURE

CLEAR B WEATHER WITH STRATUS TYPE CLOUDS VISIBLE NEARER THE FRONT EDDIES AND C UPDRAFTS ST B WEST OF IT B CUMMULONI B MBUS AS C THE D CONDITIONS WHICH EXISTS WHEN A COLD FRONT OVERTAKES A WARM FRONT AND UNDERRUS IT NIMBOSTRAT D US FRONTAL B

LOW D CEILINGS, POOR SURFACE VISIBILITY AND STEADY PRECIPITATIO N EXTENDING OVER A LARGE AREA 10,000 FT 1,000 FT

A A

12,000 FT SE ABOVE SEA LEVEL AFTER CALLING FOR A CURRENT ALTIMETER SETTING YOU WERE APPROACHIN G A WARM FRONT WITH UNSTABLE WARM AIR OVER RUNNING STEADY RAIN

D B B

D

D

A RAPID WIND SHIFT

C

2,000 FEET C THE WIND IS D GUSTY

RELATIVE TO A THEIR ALTITUDE ABOVE SEA LEVEL THIS FRONT C MAY EVER TO THE NORTHWEST AND REMAIN CLEAR OF YOUR PROPOSED ROUTE BE VERY C ERRATIC AND CONSTANTLY CHANGE TO HIGHER AND LOWER READINGS

THERE IS D ONE TYPE OF AIR MASS A LOFT AND ANOTHER TYPE AT LOWER LEVELS HAVE B EXCEEDINGL Y HIGH TEMPERATUR E THERMAL B LIFTING OF THE AIR RESULTING IN VIOLENT EDDIES WIND SHIFT C OCCURS CUMULUS CIRROCUMUL S CIRRUS DRY ADIABATIC LAPSE RATE IN THE CLOUDS

C C D D

THE OUTSIDE C AIR TEMPERATUR E IS BELOW 30 DEGREES F DEW POINT B 25 DEGREES D F AND 35 DEGREES F 32 DEGREES D F A C FRONTOGENE SIS REACTION + 450 C

TEMPERATUR A E ZONE STRATOS A ZONE DEW POINT A NONE OF THE C ABOVE INVERSION B ISALLOBARS A NONE OF THE C ABOVE

TORRID ZONE A BENGAL

D

OCTOBER PUNJAB

B D

NONE OF THE A ABOVE HURRICANES B NOVEMBER JANUARY 80 - 250 INCHES 10TH JUNE NORTH EAST MONSOON MAY - JUNE

A B C D D A

DECEMBER - A FEBRUARY WESTERLY C 1000 DYNE D PER SQUARE CM 1015.25 B 15.5 A DEGREES C / KM.

NONE OF THE A ABOVE PYRAMOGRAP C H LONG WAVE D ANEMOGRAP B H PSYCHROMET A ER BAROGRAPH D ALL OF THE B ABOVE ARE WRONG DECREASE A WITH THE FORMATION IN GLASS INCREASE D

NONE OF THE D ABOVE BOTH A AND C C NONE OF THE A ABOVE ITCZ B CONVERGEN D CE'S

NONE OF THE C ABOVE GOES UP DURING WINTER SEASON ALL OF THE ABOVE ARE WRONG

A

WIND ROSE NORTH PACIFIC WIND ROSE

D C

B

A

NONE OF THE C ABOVE MORE TO THE B GASTROPHIC COMPONENT LESS THAN A THE GASTROPHIC RETURNS NONE OF THE A ABOVE POLAR FRONT B

NONE OF THE C ABOVE SOUTH TO B NORTH ALL THE A ABOVE ARE WRONG 4 FT. ABOVE D GROUND LEVEL 273 DEGREES B IN DEGREES ABSOLUTE BOTH A AND D LOW TEMPERATUR E INVERSION 6 MINIMA DECREASE

B B C A D

NONE OF THE A ABOVE

REMAINS CONSTANT

C

ICING ALTITUDE 2-2P Z - Z

A D

NONE OF THE A ABOVE

NONE OF THE B ABOVE BOTH B AND C C QHF A QNE D QHF A

20 DEGREES B C/KM HIGH B WEST BULB C TEMPERATUR E CONSTANT D CONDITIONAL C LY STABLE NONE OF THE A ABOVE LOWER B PRESSURE IS ON HIS LEFT DIRECTED A TOWARDS THE RIGHT ROTATION OF D THE EASTERN ALL OF THE ABOVE ARE WRONG

B

DIRECTED TOWARDS THE RIGHT

A

TEMPERATUR A E GRADIENT ALONG D WESTERN ISOTHERM WITH LOW TEMPERATUR E TO LEFT AND HIGH RIGHT ON N/H NONE OF THE C ABOVE

THE C MAXIMUM TEMPERATUR E LEVEL JET STREAMS D NONE OF THE A ABOVE GEOSTROPHI D C WIND POTENTIAL C TEMPERATUR E

NONE OF THE A ABOVE VAPOUR B PRESSURE NONE OF THE C ABOVE ALL THE A ABOVE ARE WRONG ALL OF THE B ABOVE NONE OF THE B ABOVE HAS NO C EFFECT IN THE FORMATION OF RADIATION FOG UPSLOPE A FOG NONE OF THE B ABOVE AUTUMN A ALL THE C ABOVE BOTH A AND B

B

AS FAR D BELOW FREEZING LEVEL AS PRACTICABLE THERMAL B WIND IN THE D AFTERNOON NONE OF THE A ABOVE GREATER IN B SUMMER HORIZONTAL C WIND IS GREATER THAN VERTICAL WIND SHEAR WEST IN A WINTER AND NORTH/SOUT H/WEST IN SUMMER WITH THE SEASONAL MIGRATION OF THE POLAR FRONT

25TH PARALLEL CUMULUS

C B

ALL THE A ABOVE ALTROMULUS A CLOUD 9 B.F B SUMMER D DUST STORMS ORIGINATING WITH CB CLOUDS ARE MARKED D BY A LINE ON A TEPHIGRAM AND THIS LINE IS CALLED THE MINTRA LEVEL ALL THE ABOVE BOTH A AND B WIND DIRECTION

B C A

NONE OF THE A ABOVE

VISIBILITY D LESS THAN 2000 METERS OCCLUDED B FRONT THE A EQUATORIAL FRONT OCCLUDED C FRONT NONE OF THE B ABOVE

ALL THE ABOVE ALL OF THE ABOVE ARE WRONG NORTH BAY

A

NORTH BAY

B

HIGH CLOUDS DUST STORM SOUTH BAY OF BENGAL 1003.4 MB 649.6 FT 260.5 KTS

A

B C

D B C A B

-40 DEGREES C C RUNWAY A PRESSURE HIGHEST B PRESSURE IN THE SYSTEM NORTH WEST A BAY OF ARAKKAN COAST NONE OF THE B ABOVE

EASTERLY B WITH SPEED INCREASING WITH HEIGHT MADRAS

A

NONE OF THE B ABOVE

FOG IN C ASSOCIATION WITH NORTHERN DISTURBANC ES AT MADRAS C AIRPORT AT 0790 Z THE VISIBILITY IS 6 KM DUE TO LIGHT DRIZZLE WITH 3 OKTA LOW CLOUD ALL THE A ABOVE NONE OF THE B ABOVE

HIGH A CLOUDS APPEAR FIBRES 50 DEGREES D N 20 N AND 5 DEGREES 5 20 DEGREES S NORTH BAY C

WATER D VAPOUR INVERTED C STRATUS A CLOUD NONE OF THE C ABOVE BOTH A AND B B ABOVE BOTH B AND C C ABOVE THUNDERSTO C RMS, POOR VISIBILITY, VERTICALLY RISING AIR RELATIVE A HUMIDITY SUBLIMATION D PRESSURE GRADIENT A AND C

C

RELATIVE HUMIDITY MARITIME

C

B

B

FORMED B OVER THE WATER SURFACE AND IS DRY NONE OF THE B ABOVE NONE OF THE B ABOVE - 50 DEGREES F NONE ARE CORRECT

A C

10 DEGREES A C PER 1000 KILOMETER ALL THE C ABOVE DOUBLE TO A THE DEW POINT TEMPERATUR E BOTH A AND A B

NONE OF THE B ABOVE ALL THE A ABOVE MORE B RAPIDLY IN COLD AIR THAN IN WARM AIR NONE OF THE C ABOVE

BOTH A AND C

C

NONE OF THE B ABOVE PRESSURE C INCREASES AND TEMPERATUR E DECREASES

BOTH B AND A C

ALL THE ABOVE

B

BOTH A AND C

A

OVER SOUTH C BAY OF BENGAL NONE OF THE A ABOVE IN SUMMER SEASON IN JUNE 1ST JULY ALL THE ABOVE

B

EXTRA TROPICAL HIGH PRESSURE AREAS

C

C A B

FORMS OVER A SOUTHWEST INDIA SOUTHERLY B WIND EASTERLY A WIND BOTH A AND C C 20 KM TO 50 B KM 15 KM AND 30 B KM NONE OF THE A ABOVE 14 DEGREES D C IS EQUAL TO B SALR ALL C AT AN D INFINITE NONE OF THE A ABOVE NONE OF THE B ABOVE INCREASES WITH INCREASING LONGITUDE

C

A AND B A NONE OF THE B ABOVE NONE OF THE D ABOVE NONE OF THE A ABOVE 24 - 33 KTS ALL

C A

ALL THE ABOVE

B

IN RIGHT C FRONT QUADRANT NONE OF THE A ABOVE 1ST JUNE WEST BENGAL COAST B AND C

D B C

20 DEGREES B ON EITHER SIDE OF THE EQUATOR MUMBAI C NS CLOUDS B NONE OF THE C ABOVE ALL C

20 DEGREES A N 20 DEGREES A N NONE OF THE B ABOVE UTTAR C PRADESH WEST BULB C TEMPERATUR E 500 HPA B NONE OF THE C ABOVE INDIAN B OCEAN 45 DEGREES A LONGITUDE MOVES TO B NORTH INDIA

MOVES TO B NORTH INDIA NONE OF THE B ABOVE ALL OF THE C ABOVE NONE OF THE A ABOVE NONE OF THE C ABOVE A AND C

B

3.5 CM C 33 METERS A NONE OF THE B ABOVE LOW B PRESSURE SYSTEMS MOVING FROM SOUTH TO NORTH NONE OF THE A ABOVE TEMPERATUR D E AND HUMIDITY AT HIGHER LEVELS NONE OF THE C ABOVE

NONE OF THE C ABOVE

-26 DEGREES B C NONE OF THE B ABOVE 24 HOURS C NONE OF THE A ABOVE STEADY AND C ALONG ISOBARS 25 NAUTICAL D MILES AROUND IT CUMULO A NIMBUS WHERE THE WARM AIR IS STABLE SOUTH OF A A HIGH PRESSURE AREA NONE OF THE A ABOVE NONE OF THE A ABOVE WILLY A WILLIES

WILLY B WILLIES WILLY C WILLIES TEMPERATUR A E ALTITUDE TEMPERATUR A E ALTITUDE NONE OF THE A ABOVE

NONE OF THE C ABOVE

NONE OF THE C ABOVE

NONE OF THE A ABOVE

EFFECT OF DAY AND NIGHT

A

TROPICAL A DEPRESSION S NONE OF THE A ABOVE BOILING A POINT NONE OF THE A ABOVE

WINDS RECORDED BY A WIND VANE WINDS RECORDED BY A WIND VANE

A

B

NONE OF THE B ABOVE NONE OF THE A ABOVE

FIRE ERUPTING FROM ST. ELMOS VOLCANO

A

KATABATIC A WIND 40,000 FT TO A 70,000 FT NONE OF THE A ABOVE NONE OF THE A ABOVE NONE OF THE A ABOVE

BOTH A AND C

A

MORE THAN SALR

B

NONE OF THE A ABOVE

CIRROSTRAT A US CLOUD GUST B NONE OF THE A ABOVE NONE OF THE A ABOVE

WIND IS A BLOWING TOWARDS WARMER REGION 4.6 A KILOMETERS NONE OF THE A ABOVE

IN THE A LOWER STRATOSPHE RE DURING MONSOON SEASON -40 DEGREES B C NONE OF THE A ABOVE

NONE OF THE A ABOVE

NONE OF THE A ABOVE

ONE DAYS A AHEAD OF APPROACH OF A LOW PRESSURE SYSTEM OVER THE PLACE FIFOR B AIREP A NONE OF THE A ABOVE

ONLY DENSITY REMAINS CONSTANT

A

ALL THE ABOVE

A

THE FORCE PER UNIT AREA OF WORK

A

NONE OF THE A ABOVE NONE OF THE A ABOVE

TEMPERATUR A E IS INVERSELY PROPORTION A;L TO PRESSURE

BOTH A AND D C ARE CORRECT UPLIFTING A FORCES IN COLD WARM FRONTS NONE OF THE A ABOVE NONE OF THE B ABOVE WET LAPSE B RATE 20,000 B 40,000 FT HIGH LEVEL C THIN AND WISPY CLOUDS NONE OF THE A ABOVE

HAPPENS D DURING THE NIGHT AND BLOWS FROM LAND TO SEA NONE OF THE A ABOVE 8000 FT. PER A MINUTE DOWNDRAFT AND 5000 FT. PER MINUTE UPDRAFT FLY B THROUGH THE NARROW CLEAR SPACE BETWEEN TWO THUNDERSTO RMS NONE OF THE A ABOVE

AT MEAN SEA A LEVEL MILLIBARS

C

STATION A PRESSURE TO YOUR D LEFT WEIGHT PER B CUBIC FOOT OF AIR AT SEA LEVEL LAPSE RATES B

WATER D VAPOR RATIO LOW A RELATIVE HUMIDITY, HIGH SPREAD BETWEEN DEW POINT AND TEMPERATUR E

CONTINENTA A L ARTIC, MARITIME ARTIC , CONTINENTA L TROPIC, MARITIME TROPIC NONE OF THE B ABOVE NONE OF THE B ABOVE NONE OF THE A ABOVE

NONE OF THE B ABOVE NONE OF THE D ABOVE SOUTHEASTE A RLY THERMAL WIND CLEAR AIR A TURBULENCE

NONE OF THE A ABOVE

NONE OF THE A ABOVE A AND B A

1 MB FOR A EVERY 20 FEET NONE OF THE A ABOVE 993.2 MBS A 59ºF A 2.98ºC/1000 A FEET NONE OF THE A ABOVE A AND B A

ALL THE A ABOVE NONE OF THE A ABOVE

NONE OF THE A ABOVE NONE OF THE A ABOVE DALR > SALR A DALR > SALR A SALR > DALR A 1 MB FOR EVERY 20 FEET BOTH A & B

C D

NONE OF THE A ABOVE ALL THE A ABOVE

NONE OF THE A ABOVE

NONE OF THE A ABOVE

ALL OF THE A ABOVE NONE OF THE A ABOVE NONE OF THE A ABOVE IT FLIES UP A TO 100 FT ALL OF THE ABOVE

B

NONE OF THE A ABOVE NONE OF THE B ABOVE NONE OF THE A ABOVE ALTITUDE B QNH QMF

D B

NONE OF THE A ABOVE ALL B NONE OF THE C ABOVE SURFACES A OF CONSTANT ATMOSPHERI C PRESSURE WHICH ARE RELATED TO STANDARD ATMOSPHERE OF 5000.5MBS SURFACES B OF CONSTANT ATMOSPHERI C PRESSURE WHICH ARE RELATED TO STANDARD ATMOSPHERE OF 5000.2MBS 75 C 1 IS TO 1 A

50 TO 85 KMS B

85 KMS UPWARDS

B

FROM 85 KMS C UPWARDS FROM 85 KMS D UPWARDS

STRATOSPHE B RE WHEN B HUMIDITY DECRTEASES WITH HEIGHT THE LOWER BOUNDARY OF THE THERMOSPH ERE H2 AND N2 0.03% 0.003% 3-4%

A

A B A D

2:1 1:1 16 KM AND 8 KM RESP ALL OF THE ABOVE

A B D C

STRATOPAUS B E 5.65 A COZ ITS B HIGHER THAT THE TROPOSPHER E ISOTHERMS B ISOTACHS C WESTERLY A DIRECTION NONE OF THE B ABOVE NONE OF THE A ABOVE NONE OF THE C ABOVE 2 LOWS AND A A HIGH NONE OF THE B ABOVE NONE OF THE A ABOVE

NONE OF THE A ABOVE HAS NO C CONNECTION QFF QFF QNE QFF ALL OF THE ABOVE

B D A B C

FL 420 A NONE OF THE B ABOVE ADIABATIC D PROCESS 1.98 DEG C / A 1000 FT 1.98 DEG C / C 1000 FT ABSOLUTELY B STABLE ABSOLUTELY B STABLE CONDITIONAL C LY UNSTABLE

CONDITIONAL A LY UNSTABLE UNSTABLE

C

CONDITIONAL D LY UNSTABLE ABSOLUTELY A STABLE NONE OF THE C ABOVE NONE OF THE B ABOVE NONE OF THE A ABOVE NONE OF THE C ABOVE WET BULB A TEMPERATUR E DRY BULB B TEMPERATUR E NONE OF THE A ABOVE NONE OF THE C ABOVE PRESSURE D GRADIENT BEHIND YOU B BEHIND YOU B

TO THE D RIGHT BEHIND YOU C AT THE A TROPICS GRADIENT A WINDS NONE OF THE B ABOVE

GRADIENT B WINDS THERMAL A WINDS NONE OF THE C ABOVE

NONE OF THE B ABOVE

NONE OF THE A ABOVE

NONE OF THE B ABOVE

LOW D PRESSURE TO LEFT AND HIGH PRESSURE TO THE RIGHT NONE OF THE B BACK AND A BLOW PERPENDICU LAR TO THE COAST AND THEN DISAPPEAR NIGHT D EVENINGS

A

WARM DRY D AIR DESCENDING ON THE LEEWARD SIDE OF THE HILL CUMULUS B CUMULUS A CUMULONIM C BUS CUMULONIM B BUS ALTOCUMULU A S CUMULONIM C BUS NONE OF THE A ABOVE NONE OF THE B ABOVE NORWESTOR D S NONE OF THE B ABOVE NONE OF THE B ABOVE

NONE OF THE C ABOVE NONE OF THE B ABOVE -20 TO -40 A DEG. C NONE OF THE B ABOVE NONE OF THE A ABOVE NONE OF THE C ABOVE NONE OF THE A ABOVE 7TH - 8TH OF B JUNE 7TH - 8TH OF A JUNE 7TH - 8TH OF C JUNE 7TH - 8TH OF D JUNE WHEN THE D MONSOON TROUGH LIES FROM PUNJAB TO THE BAY OF BENGAL

WHEN THE A MONSOON TROUGH LIES OVER THE BAY OF BENGAL NONE OF THE C ABOVE SKOPOGRAPH B TRANMISSOM B ETER SKOPOGRAPH A CEILOMETER D TRANMISSOM C ETER SKOPOGRAPH B PSYCHROMET D ER EVERY FOUR B HOURS ALL OF THE A ABOVE HALF AN HOUR HALF AN HOUR HALF AN HOUR

C C A

NONE OF THE B ABOVE ISOGONS ISOGONS ISALLOBARS ISOPLETHS

D C A B