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020003

PRESENT WEATHER (SEE NOTE 1) Code/Flag Figure Description Status 0 CLOUD DEVELOPMENT NOT OBSERVED OR NOT OBSERVABLE 1 CLOUDS GENERALLY DISSOLVING OR BECOMING LESS DEVELOPED 2 STATE OF SKY ON THE WHOLE UNCHANGED 3 CLOUDS GENERALLY FORMING OR DEVELOPING 4 VISIBILITY REDUCED BY SMOKE, E.G. VELDT OR FOREST FIRES, IN" DUSTRIAL SMOKE OR VOLCANIC ASHES 5 HAZE 6 WIDESPREAD DUST IN SUSPENSION IN THE AIR, NOT RAISED BY WIND" AT OR NEAR THE STATION AT THE TIME OF OBSERVATION 7 DUST OR SEND RAISED BY WIND AT OR NEAR THE STATION AT THE TI" ME OF OBSERVATION, BUT NO WELL-DEVELOPED DUST WHRIL(S) OR SA" ND WHRIL(S), AND NO 8 WELL-DEVELOPED DUST WHRIL(S) OR SAND WHRILS SEEN AT OR NEAR" THE STATION DURING THE PRECEDING HOUR OR AT THE SAME TIME OF" OBSERVATION, BUT NO 9 DUSTSTORM OR SANDSTORM WITHIN SIGHT AT THE TIME OF OBSERVATI" ON, OR AT THE STATION DURING THE PRECEDING HOR 10 MIST 11 PACHES SHALLOW FOG OR ICE AT THE STATION, WHETHER ON LAND OR" SEA, NOT DEEPER THAN 2 METRES ON LAND OR 10 METRES AT SEA 12 MORE OR LESS CONTINUOUS SHALLOW FOG OR ICE AT THE STATION," WHETHER ON LAND OR SEA, NOT DEEPER THAN 2 METRES ON LAND OR" 10 METRES AT SEA 13 LIGHTNING VISIBLE, NO THUNDER HEARD 14 PRECIPITATION WITHIN SIGHT, NOT REACHING THE GROUND OR THE" SURFACE OF THE SEA 15 PRECIPITATION WITHIN SIGHT, REACHING THE GROUND OR THE SURFA" CE OF THE SEA, BUT DISTANT, I.E. ESTIMATED TO BE MORE THAN" 5 KM FROM THE STATION 16 PRECIPITATION WITHIN SIGHT, REACHING THE GROUND OR THE SURFA" CE OF THE SEA, NEAR TO, BUT NOT AT THE STATION 17 THUNDERSTORM, BUT NO PRECIPITATION AT THE TIME OF OBSERVATIO" N 18 SQUALLS AT OR WITHIN SIGHT OF THE STATION DURING THE PRECEDI" NG HOUR OR AT THE TIME OF OBSERVATION 19 FUNNEL CLOUD(S) AT OR WITHIN SIGHT OF THE STATION DURING THE" PRECEDING HOUR OR AT THE TIME OF OBSERVATION 20 DRIZZEL (NOT FREEZING) OR SNOW GRAINS NOT FALLING AS SHOWERS" ; DURING THE PRECEDING HOUR BUT NOT AT THE TIME OF OBSERVAT" IONS 21 RAIN (NOT FREEZING) NOT FALLING AS SHOWER(S); DURING THE PRE" ECEDING HOUR BUT NOT AT THE TIME OF OBSERVATION 22 SNOW NOT FALLING AS SHOWER(S); DURING THE PRECEDING HOUR BUT" NOT AT THE TIME OF OBSERVATION 23 RAIN AND SNOW OR ICE PELLETS NOT FALLING AS SHOWER(S); DURIN" G THE PRECEDING HOUR BUT NOT AT THE TIME OF OBSERVATION 24 FREEZING DRIZZEL OR FREEZING RAIN NOT FALLING AS SHOWER(S);" DURING THE PRECEDING HOUR BUT NOT AT THE TIME OF OBSERVATION 25 SHOWER(S) OF RAIN; DURING THE PRECEDING HOUR BUT NOT AT THE" TIME OF OBSERVATION 26 SHOWER(S) OF SNOW, OR OF RAIN AND SNOW; DURING THE PRECEDING" HOUR BUT NOT AT THE TIME OF OBSERVATION 27 SHOWER(S) OF HAIL, OR OF RAIN AND HAIL; DURING THE PRECEDING" HOUR BUT NOT AT THE TIME OF OBSERVATION 28 FOG OR ICE FOG; DURING THE PRECEDING HOUR BUT NOT AT THE TIM" E OF OBSERVATION 29 THUNDERSTORM (WITH OR WITHOUT PRECIPITATION); DURING THE PRE" CEDING HOUR BUT NOT AT THE TIME OF OBSERVATION 30 SLIGHT OR MODERATE DUSTSTORM OR SANDSTORM HAS DECREASED DURI" NG THE PRECEDING HOURS 31 SLIGHT OR MODERATE DUSTSTORM OR SANDSTORM NO APPRECIABLE CHA" NGE DURING THE PRECEDING HOUR 32 SLIGHT OR MODERATE DUSTSTORM OR SANDSTORM HAS BEGUN OR HAS I" NCEASED DURING THE PRECEDING HOUR 33 SEVERE DUSTSTORM OR SANDSTORM HAS DECREASED DURING THE PREC" EDING HOURS 34 SEVERE DUSTSTORM OR SANDSTORM NO APPRECIABLE CHANGE DURING T" HE PRECEDING HOUR 35 SEVERE DUSTSTORM OR SANDSTORM HAS BEGUN OR HAS INCREASED DUR" ING THE PRECEDING HOUR 36 SLIGHT OR MODERATE DRIFTING SNOW GENERALLY LOW (BELOW EYE LE" VEL) 37 HEAVY DRIFTING SNOW GENERALY LOW (BELOW EYE LEVEL) 38 SLIGHT OR MODERATE BLOWING SNOW GENERALLY HIGH (ABOVE EYE LE" VEL) 39 HEAVY BLOWING SNOW GENERALY HIGH (ABOVE EYE LEVEL) 40 FOG OR ICE FOG AT A DISTANCE AT THE TIME OF OBSERVATION, BUT" NOT AT THE STATION DURING THE PRECEDING HOUR, THE FOG OR IC" E FOG EXTENDING TO A 41 FOG OR ICE FOG IN PATCHES 42 FOG OR ICE FOG, SKY VISIBLE,HAS BECOME THINNER DURING THE PR" ECEDING HOUR 43 FOG OR ICE FOG, SKY INVISIBLE,HAS BECOME THINNER DURING THE" PRECEDING HOUR 44 FOG OR ICE FOG, SKY VISIBLE,NO APPRECIABLE CHANGE DURING T" HE PRECEDING HOUR 45 FOG OR ICE FOG, SKY INVISIBLE,NO APPRECIABLE CHANGE DURING T" HE PRECEDING HOUR 46 FOG OR ICE FOG, SKY VISIBLE,HAS BEGUN OR HAS BECOME THICKE" R DURING THE PRECEDING HOUR 47 FOG OR ICE FOG, SKY INVISIBLE,HAS BEGUN OR HAS BECOME THICKE" R DURING THE PRECEDING HOUR 48 FOG, DEPOSITING RIME, SKY VISIBLE 49 FOG, DEPOSITING RIME, SKY INVISIBLE 50 DRIZZLE, NOT FREEZING, INTERMITTENT;SLIGHT AT TIME OF OBSERV" ATION 51 DRIZZLE, NOT FREEZING, CONTINUOUS ;SLIGHT AT TIME OF OBSERV" ATION 52 DRIZZLE, NOT FREEZING, INTERMITTENT;MODERATE AT TIME OF OBSE" RVATION 53 DRIZZLE, NOT FREEZING, CONTINUOUS ;MODERATE AT TIME OF OBSE" RVATION 54 DRIZZLE, NOT FREEZING, INTERMITTENT;HEAVY (DENSE) AT THE TIM" E OF OBSERVATION 55 DRIZZLE, NOT FREEZING, CONTINUOUS ;HEAVY (DENSE) AT THE TIM" E OF OBSERVATION 56 DRIZZLE, FREEZING, SLIGHT 57 DRIZZLE, FREEZING, MODERATE OR HEAVY (DENSE) 58 DRIZZLE AND RAIN, SLIGHT 59 DRIZZLE AND RAIN, MODERATE OR HEAVY 60 RAIN,NOT FREEZING,INTERMITTENT;SLIGHT AT TIME OF OBSERVATION 61 RAIN,NOT FREEZING,CONTINUOUS ;SLIGHT AT TIME OF OBSERVATION 62 RAIN,NOT FREEZING,INTERMITTENT;MODERATE AT TIME OF OBSERVATI" ON 63 RAIN,NOT FREEZING,CONTINUOUS ;MODERATE AT TIME OF OBSERVATI" ON 64 RAIN, NOT FREEZING, INTERMITTENT;HEAVY AT TIME OF OBSERVATIO" ON 65 RAIN, NOT FREEZING, CONTINUOUS;HEAVY AT TIME OF OBSERVATION 66 RAIN, FREEZING, SLIGHT 67 RAIN, FREEZING, MODERATE OR HEAVY 68 RAIN OR DRIZZLE AND SNOW, LIGHT 69 RAIN OR DRIZZLE AND SNOW, MODERATE OR HEAVY 70 INTERMITTENT FALL OF SNOWFLAKES, SLIGHT AT TIME OF OBSERVATI" ON 71 CONTINUOUS FALL OF SNOWFLAKES, SLIGHT AT TIME OF OBSERVATI" ON 72 INTERMITTENT FALL OF SNOWFLAKES, MODERATE AT TIME OF OBSERVA" TION 73 CONTINUOUS FALL OF SNOWFLAKES, MODERATE AT TIME OF OBSERVA" TION 74 INTERMITTENT FALL OF SNOWFLAKES, HEAVY AT TIME OF OBSERVATIO" ONS 75 CONTINUOUS FALL OF SNOWFLAKES, HEAVY AT TIME OF OBSERVATIO" ONS 76 DIAMOND DUST (WITH OR WITHOUT FOG) 77 SNOW GRAINS (WITH OR WITHOUT FOG) 78 ISOLATED STAR-LIKE SNOW CRYSTALS (WITH OR WITHOUT FOG) 79 ICE PELLETS 80 RAIN SHOWER(S), SLIGHT 81 RAIN SHOWER(S), MODERATE OR HEAVY 82 RAIN SHOWER(S), VIOLENT 83 SHOWER(S) OF RAIN AND SNOW MIXED, SLIGHT 84 SHOWER(S) OF RAIN AND SNOW MIXED, MODERATE OR HEAVY 85 SNOW SHOWER(S), SLIGHT 86 SNOW SHOWER(S), MODERATE OR HEAVY 87 SHOWER(S) OF SNOW PELLETS OR SMALL HAIL, WITH OR WITHOUT RAI" N OR RAIN AND SNOW MIXED, SLIGHT 88 SHOWER(S) OF SNOW PELLETS OR SMALL HAIL, WITH OR WITHOUT RAI" N OR RAIN AND SNOW MIXED, MODERATE OR HEAVY 89 SHOWER(S) OF HAIL, WITH OR WITHOUT RAIN OR RAIN AND SNOW MIX" ED, NOT ASSOCIATED WITH THUNDER, SLIGHT 90 SHOWER(S) OF HAIL, WITH OR WITHOUT RAIN OR RAIN AND SNOW MIX" ED, NOT ASSOCIATED WITH THUNDER, MODERATE OR HEAVY 91 SLIGHT RAIN AT TIME OF OBSERVATION, THUNDERSTORM DURING THE" PRECEDING HOUR BUT NOT AT TIME OF OBSERVATION 92 MODERATE OR HEAVY RAIN AT TIME OF OBSERVATION, THUNDERSTORM" DURING THE PRECEDING HOUR BUT NOT AT TIME OF OBSERVATION 93 SLIGHT SNOW, OR RAIN AND SNOW MIXED OR HAIL AT TIME OF OBSER" VATION, THUNDERSTORM DURING THE PRECEDING HOUR BUT NOT AT TI" ME OF OBSERVATION 94 MODERATE OR HEAVY SNOW, OR RAIN AND SNOW MIXED OR HAIL AT TI" ME OF OBSERVATION, THUNDERSTORM DURING PRECEDING HOUR BUT NO" T AT TIME OF OBSERVA 95 THUNDERSTORM, SLIGHT OR MODERATE, WITHOUT HAIL, BUT WITH RAI" N AND/OR SNOW AT TIME OF OBSERVATION, THUNDERSTORM DURING TH" E PRECEDING HOUR BUT 96 THUNDERSTORM, SLIGHT OR MODERATE,WITH HAIL AT TIME OF OBSERV" ATION, THUNDERSTORM AT TIME OF OBSERVATION 97 THUNDERSTORM, HEAVY, WITHOUT HAIL BUT WITH RAIN AND/OR SNOW" AT TIME OF OBSERVATION, THUNDERSTORM AT TIME OF OBSERVATION 98 THUNDERSTORM COMBINED WITH DUSTSTORM OR SANDSTORM AT TIME OF" OBSERVATION, THUNDERSTORM AT TIME OF OBSERVATION 99 THUNDERSTORM, HEAVY, WITH HAIL AT TIME OF OBSERVATION, THUND" ERSTORM AT TIME OF OBSERVATION 100 NO SIGNIFICANT WEATHER OBSERVED 101 CLOUDS GENERALLY DISSOLVING OR BECOMING LESS DEVELOPED DURIN" G THE PAST HOUR 102 STATE OF SKY ON THE WHOLE UNCHANGED DURING THE PAST HOUR 103 CLOUDS GENERALLY FORMING OR DEVELOPING DURING THE PAST HOUR 104 HAZE OR SMOKE, OR DUST IN SUSPENSION IN THE AIR, VISIBILITY" EQUAL TO, OR GREATER THAN 1KM 105 HAZE OR SMOKE, OR DUST IN SUSPENSION IN THE AIR, VISIBILITY" LESS THAN 1KM 110 MIST 111 DIAMOND DUST 112 DISTANT LIGHTING 118 SQUALLS 120 FOG 121 PRECIPITATION 122 DRIZZLE (NOT FREEZING) OR SNOW GRAINS 123 RAIN (NOT FREEZING) 124 SNOW 125 FREEZING DRIZZLE OR FREEZING RAIN 126 THUNDERSTORM (WITH OR WITHOUT PRECIPITATION) 127 BLOWING OR DRIFTING SNOW OR SAND 128 BLOWING OR DRIFTING SNOW OR SAND, VISIBILITY EQUAL TO, OR GR" ATER THAN, 1KM 129 BLOWING OR DRIFTING SNOW OR SAND, VISIBILITY LESS THAN 1 KM 130 FOG 131 FOG OR ICE FOG, IN PATCHES 132 FOG OR ICE FOG, HAS BECOME THINNER DURING PAST HOUR 133 FOG OR ICE FOG, NO APPRECIABLE CHANGE DURING PAST HOUR 134 FOG OR ICE FOG, HAS BECUNOR BECOME THICKER DURING PAST HOUR 135 FOG, DEPOSITION RIME 140 PRECIPITATION 141 PRECIPITATION SLIGHT OR MODERATE 142 PRECIPITATION, HEAVY 143 LIQUID PRECIPITATION, SLIGHT OR MODERATE 144 LIQUID PRECIPITATION, HEAVY 145 SOLID PRECIPITATION, SLIGHT OR MODERATE 146 SOLID PRECIPITATION, HEAVY 147 FREEZING PRECIPITATION, SLIGHT OR MODERATE 148 FREEZING PRECIPITATION, HEAVY 150 DRIZZLE 151 DRIZZLE, NOT FREEZING, SLIGHT 152 DRIZZLE, NOT FREEZING, MODERATE 153 DRIZZLE, NOT FREEZING, HEAVY 154 DRIZZLE, FREEZING, SLIGHT 155 DRIZZLE, FREEZING, MODERATE 156 DRIZZLE, FREEZING, HEAVY 157 DRIZZLE AND RAIN, SLIGHT 158 DRIZZLE AND RAIN, MODERATE OR HEAVY 160 RAIN 161 RAIN, NOT FREEZING, SLIGHT 162 RAIN, NOT FREEZING, MODERATE 163 RAIN, NOT FREEZING, HEAVY 164 RAIN, FREEZING, SLIGHT 165 RAIN, FREEZING, MODERATE 166 RAIN, FREEZING, HEAVY 167 RAIN (OR DRIZZLE) AND SNOW, SLIGHT 168 RAIN (OR DRIZZLE) AND SNOW, MODERATE AND HEAVY 170 SNOW 171 SNOW, SLIGHT 172 SNOW, MODERATE 173 SNOW, HEAVY 174 ICE PELLETS, SLIGHT 175 ICE PELLETS, MODERATE 176 ICE PELLETS, HEAVY 180 SHOWER(S) OR INTERMITTENT PRECIPITATION 181 RAIN SHOWER(S) OR INTERMITTENT RAIN, SLIGHT 182 RAIN SHOWER(S) OR INTERMITTENT RAIN, MODERATE 183 RAIN SHOWER(S) OR INTERMITTENT RAIN, HEAVY 184 RAIN SHOWER(S) OR INTERMITTENT RAIN, VIOLENT 185 SNOW SHOWER(S) OR INTERMITTENT SNOW, SLIGHT 186 SNOW SHOWER(S) OR INTERMITTENT SNOW, MODERATE 187 SNOW SHOWER(S) OR INTERMITTENT SNOW, HEAVY 190 THUNDERSTORM 191 THUNDERSTORM, SLIGHT OR MODERATE, WITH NO PRECIPITATION 192 THUNDERSTORM, SLIGHT OR MODERATE, WITH RAIN SHOWERS AND/OR S" NOW SHOWERS 193 THUNDERSTORM, SLIGHT OR MODERATE, WITH HAIL 194 THUNDERSTORM, HEAVY, WITH NO PRECIPITATION 195 THUNDERSTORM, HEAVY, WITH RAIN SHOWERS AND/OR SNOW SHOWERS 196 THUNDERSTORM, HEAVY, WITH HAIL 204 VOLCANIC ASH SUSPENDED IN THE AIR ALOFT 206 THICK DUST HAZE, VISIBILITY LESS THAN 1 KM 207 BLOWING SPRAY AT THE STATION 208 DRIFTING DUST (SAND) 209 WALL OF DUST OR SAND IN DISTANCE (LIKE HABOOB) 210 SNOW HAZE 211 WHITEOUT 213 LIGHTING, CLOUD TO SURFACE 217 DRY THUNDERSTORM 219 TORNADO CLOUD (DESTRUCTIVE AT OR WITHIN SIGHT OF THE STATION" DURING PRECEDING HOUR OR AT THE TIME OF OBSERVATION 220 DEPOSITION OF VOLCANIC ASH 221 DEPOSITION OF DUST OR SAND 222 DEPOSITION OF DEW 223 DEPOSITION OF WET SNOW 224 DEPOSITION OF SOFT RIME 225 DEPOSITION OF HARD RIME 226 DEPOSITION OF HOAR FROST 227 DEPOSITION OF GLAZE 228 DEPOSITION OF ICE CRUST (ICE SLICK) 230 DUSTSTORM OR SANDSTORM WITH TEMPERATURE BELOW 0 C DEGREES 239 BLOWING SNOW, IMPOSSIBLE TO DETERMINE WHETHER SNOW IS FALLIN" G OR NOT 241 FOG ON SEA 242 FOG IN VALLEYS 243 ARCTIC OR ANTARCTIC SEA SMOKE 244 STEAM FOG (SEA,LAKE OR RIVER) 245 STEAM FOG (LAND) 246 FOG OVER ICE OR SNOW COVER 247 DENCE FOG VISIBILITY 60-90 M 248 DENCE FOG VISIBILITY 30-60 M 249 DENCE FOG VISIBILITY LESS THAN 30 M 250 DRIZZLE, RATE OF FALL LESS THAN 0.10 MM/H 251 DRIZZLE, RATE OF FALL 0.10 - .19 MM/H 252 DRIZZLE, RATE OF FALL 0.20 - .39 MM/H 253 DRIZZLE, RATE OF FALL 0.40 - .79 MM/H 254 DRIZZLE, RATE OF FALL 0.80 - 1.59 MM/H 255 DRIZZLE, RATE OF FALL 1.60 - 3.19 MM/H 256 DRIZZLE, RATE OF FALL 3.20 - 6.39 MM/H 257 DRIZZLE, RATE OF FALL 6.40 MM/H OR MORE 259 DRIZZLE AND SNOW 260 RAIN, RATE OF FALL LESS THAN 1.0 MM/H 261 RAIN, RATE OF FALL 1.0 - 1.9 MM/H 262 RAIN, RATE OF FALL 2.0 - 3.9 MM/H 263 RAIN, RATE OF FALL 4.0 - 7.9 MM/H 264 RAIN, RATE OF FALL 8.0 - 15.9 MM/H 265 RAIN, RATE OF FALL 16.0 - 31.9 MM/H 266 RAIN, RATE OF FALL 32.0 - 63.9 MM/H 267 RAIN, RATE OF FALL 64.0 MM/H OR MORE 270 SNOW, RATE OF FALL LESS THAN 1.0 CM/H 271 SNOW, RATE OF FALL 1.0 - 1.9 CM/H 272 SNOW, RATE OF FALL 2.0 - 3.9 CM/H 273 SNOW, RATE OF FALL 4.0 - 7.9 CM/H 274 SNOW, RATE OF FALL 8.0 - 15.9 CM/H 275 SNOW, RATE OF FALL 16.0 - 31.9 CM/H 276 SNOW, RATE OF FALL 32.0 - 63.9 CM/H 277 SNOW, RATE OF FALL 64.0 CM/H OR MORE 278 SNOW OR ICE CRISTAL PRECIPITATION FROM A CLEAR SKY 279 WET SNOW, FREEZING ON CONTACT 280 PRECIPITATION OF RAIN (WW= 87-99) 281 PRECIPITATION OF RAIN,FREEZING (WW= 80-82) 282 PRECIPITATION OF RAIN AND SNOW MIXED 283 PRECIPITATION OF SNOW 284 PRECIPITATION OF SNOW PELLETS OR SMALL HAIL 285 PRECIPITATION OF SNOW PELLETS OR SMALL HAIL, WITH RAIN 286 PRECIPITATION OF SNOW PELLETS OR SMALL HAIL, WITH RAIN AND S" NOW MIXED 287 PRECIPITATION OF SNOW PELLETS OR SMALL HAIL, WITH SNOW 288 PRECIPITATION OF HAIL 289 PRECIPITATION OF HAIL, WITH RAIN 290 PRECIPITATION OF HAIL, WITH RAIN AND SNOW MIXED 291 PRECIPITATION OF HAIL, WITH SNOW 292 SHOWER(S) OR THUNDERSTORM OVER SEA 293 SHOWER(S) OR THUNDERSTORM OVER MOUNTAINS 508 NO SIGNIFICANT PHENOMENA TO REPORT, PRESENT AND PAST WEATHER" OMITTED 509 NOT OBSERVED, NO DATA AVAILABLE, PRESENT AND PAST WEATHER OM" ITTED 510 PRESENT AND PAST WEATHER MISSING, BUT EXPECTED 511 MISSING VALUE

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