UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121112.upa.cvt Date: 1200Z 11 DEC 25 Searching for GC018... Searching the city database file for: GC018 ... Date:1200Z 11 DEC 25 Station: GC018 WMO ident: 60018 Latitude: 28.32 Longitude: -16.38 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- SFC 1010 117 19.4 10.4 56 9.0 14.0 60 7 291.7 293.1 286.8 314.1 7.86 1 1000 202 17.8 9.8 59 8.0 13.1 60 7 291.0 292.3 286.2 312.6 7.62 2 966 497 14.8 9.8 72 5.0 11.9 29 7 290.8 292.2 286.5 313.2 7.89 3 925 862 11.6 8.4 81 3.2 9.8 350 6 291.2 292.5 286.2 312.5 7.49 4 877 1305 8.0 8.0 100 0.0 8.0 12 3 291.9 293.3 286.7 313.9 7.69 5 870 1372 12.8 -5.2 28 18.0 4.6 15 3 297.6 298.1 284.0 306.6 2.98 6 864 1430 16.8 -23.2 5 40.0 3.5 18 3 302.3 302.5 283.2 304.6 0.68 7 863 1440 16.8 -23.2 5 40.0 3.5 19 3 302.4 302.6 283.2 304.7 0.68 8 850 1569 16.0 -31.0 3 47.0 2.5 25 2 302.9 303.0 283.0 304.1 0.34 9 785 2237 10.4 -34.6 3 45.0 -1.0 7 8 303.9 303.9 283.3 304.8 0.26 10 700 3180 5.2 -28.8 6 34.0 -4.1 340 16 308.2 308.3 285.3 310.0 0.51 11 620 4158 -0.5 -45.5 2 45.0 -8.7 336 19 312.6 312.6 286.4 313.0 0.11 12 613 4249 0.2 -24.8 13 25.0 -7.1 336 20 314.4 314.6 287.9 317.3 0.83 13 608 4314 0.0 -16.0 29 16.0 -5.8 336 20 314.9 315.3 289.0 320.9 1.80 14 605 4354 -0.3 -7.3 59 7.0 -3.4 336 20 315.0 315.7 290.8 326.8 3.65 15 590 4554 -1.5 -7.5 64 6.0 -4.2 335 21 315.9 316.6 291.1 327.8 3.69 16 526 5457 -7.3 -13.3 62 6.0 -9.6 332 24 319.5 320.0 291.2 328.1 2.61 17 500 5850 -8.7 -17.7 48 9.0 -11.8 330 25 322.4 322.8 291.4 328.9 1.90 18 479 6181 -10.3 -22.3 37 12.0 -13.9 325 25 324.4 324.7 291.5 329.1 1.33 19 400 7540 -21.1 -28.1 53 7.0 -22.7 305 24 327.6 327.8 292.0 331.0 0.95 20 368 8151 -26.5 -29.9 73 3.4 -27.2 309 29 328.3 328.5 292.1 331.4 0.87 21 348 8554 -28.7 -38.7 38 10.0 -30.0 312 33 330.6 330.7 292.3 332.1 0.39 22 300 9600 -37.9 -44.9 48 7.0 -38.5 320 42 332.0 332.0 292.5 332.9 0.23 23 297 9669 -38.5 -44.5 53 6.0 -39.0 321 42 332.1 332.1 292.5 333.0 0.25 24 288 9880 -39.9 -50.9 30 11.0 -40.6 322 44 333.0 333.0 292.7 333.5 0.12 25 274 10218 -42.5 -50.5 41 8.0 -43.0 325 46 334.0 334.0 292.9 334.6 0.14 26 271 10292 -43.1 -46.3 71 3.2 -43.3 326 47 334.2 334.2 293.1 335.1 0.22 27 262 10519 -45.1 -51.1 51 6.0 -45.4 327 49 334.5 334.5 293.0 335.0 0.13 28 250 10830 -47.7 -51.1 68 3.4 -47.9 330 51 335.2 335.2 293.2 335.7 0.14 29 241 11070 -50.1 -51.0 90 0.9 -50.1 332 53 335.1 335.1 293.2 335.7 0.15 30 233 11289 -51.7 -56.6 56 4.9 -51.8 333 56 335.9 335.9 293.4 336.2 0.08 31 226 11485 -53.1 -58.1 54 5.0 -53.2 335 58 336.7 336.7 293.6 337.0 0.07 32 216 11774 -55.5 -58.3 71 2.8 -55.6 337 61 337.4 337.4 293.7 337.6 0.07 33 214 11833 -55.5 -60.5 54 5.0 -55.6 337 61 338.3 338.3 293.9 338.5 0.05 34 212 11893 -56.1 -59.1 69 3.0 -56.2 337 62 338.2 338.3 294.0 338.5 0.06 35 209 11983 -56.5 -64.5 36 8.0 -56.6 338 63 339.0 339.0 294.1 339.1 0.03 36 200 12260 -58.9 -63.1 58 4.2 -59.0 340 66 339.5 339.5 294.3 339.7 0.04 37 197 12355 -59.7 -62.6 69 2.9 -59.7 338 64 339.7 339.7 294.3 339.9 0.04 38 194 12450 -60.5 -64.1 62 3.6 -60.6 336 62 339.9 339.9 294.3 340.1 0.04 39 183 12813 -61.9 -71.9 25 10.0 -62.0 329 53 343.3 343.4 295.1 343.4 0.01 40 174 13124 -63.3 -73.3 25 10.0 -63.4 323 46 346.0 346.0 295.7 346.1 0.01 41 168 13339 -64.5 -73.5 28 9.0 -64.6 319 41 347.5 347.5 296.1 347.6 0.01 42 162 13562 -63.9 -76.9 15 13.0 -64.0 314 36 352.2 352.2 297.1 352.2 0.01 43 150 14030 -67.1 -79.1 17 12.0 -67.2 305 25 354.5 354.5 297.6 354.5 0.01 44 121 15307 -71.9 -88.9 6 17.0 -71.9 310 36 368.2 368.2 300.2 368.2 0.00 45 100 16430 -70.9 -88.9 5 18.0 -71.0 310 17 390.7 390.7 303.9 390.7 0.00 46 81 17663 -76.1 -89.1 11 13.0 -76.2 313 13 404.3 404.3 305.8 404.4 0.00 47 70 18520 -69.5 -89.5 4 20.0 -69.6 315 11 435.7 435.7 309.4 435.7 0.00 48 69 18606 -68.9 -88.9 4 20.0 -69.0 316 11 438.8 438.8 309.7 438.8 0.00 49 63 19149 -70.3 -89.3 5 19.0 -70.4 320 10 447.3 447.3 310.6 447.3 0.00 50 63 19149 -70.3 -89.3 5 19.0 -70.4 320 10 447.3 447.3 310.6 447.3 0.00 51 50 20540 -65.3 -90.3 2 25.0 -65.6 330 9 489.6 489.6 314.2 489.6 0.00 52 32 23301 -58.1 -89.1 1 31.0 -59.2 304 17 575.5 575.5 319.5 575.6 0.00 53 30 23710 -55.7 -87.7 1 32.0 -57.2 300 18 592.8 592.8 320.3 592.8 0.01 54 28 24154 -52.3 -86.3 1 34.0 -54.5 306 20 614.1 614.1 321.2 614.1 0.01 55 25 24891 -50.9 -85.9 1 35.0 -53.7 316 22 638.3 638.3 322.2 638.4 0.01 56 21 26017 -55.3 -87.3 1 32.0 -57.3 331 26 657.7 657.7 323.0 657.7 0.01 57 20 26330 -53.9 -87.9 1 34.0 -56.3 335 27 671.2 671.2 323.4 671.2 0.01 58 15 28204 -47.7 -84.7 1 37.0 -52.8 749.4 749.4 325.9 749.5 0.02 TRP 121 15307 -71.9 -88.9 6 17.0 -71.9 310 36 368.2 368.2 300.2 368.2 0.00 WND 200 12260 -58.9 -63.1 58 4.2 -59.0 340 66 339.5 339.5 294.3 339.7 0.04 Sounding variables and indices 1000-500 mb thick: 5648.00 m Freezing level: 627.02 mb = 4072.33 m = 13360.50 ft Freezing level: 615.00 mb = 4222.91 m = 13854.53 ft Freezing level: 608.00 mb = 4314.30 m = 14154.35 ft Wetbulb zero: 804.13 mb = 2034.45 m = 6674.62 ft Precipitable water: 0.67 inches Sfc-500 mean rel hum: 35.43 % Est. max temperature: 30.25 C = 86.45 F Sfc-Lift cond lev (LCL): 883.50 mb = 1243.44 m = 4079.46 ft T: 8.50 C 700-500 lapse rate: 5.21 C/km ThetaE index: 9.28 C Layer 870.0- 863.0 mb Conv cond level (CCL): 689.84 mb = 3297.79 m = 10819.40 ft Mean mixing ratio: 7.69 g/kg Conv temperature: 36.50 C = 97.70 F Cap Strength: 10.32 C Lifted Index: 11.79 C Risk: None Lifted Index @300 mb: 13.76 C Lifted Index @700 mb: 7.93 C Showalter Index: 16.01 C Risk: None Total Totals Index: 2.40 C Risk: None Vertical Totals Index: 24.70 C Cross Totals Index: -22.30 C K Index: -40.30 Risk: None Sweat Index: 29.00 Risk: None Energy Index: 5.00 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.04 J/kg Max Up Vert Vel: 2.02 m/s Conv Inhibition (B-): 45484.30 J/kg Cap Strength: 11.30 C Lift Cond Lev (LCL): 888.27 mb = 1198.74 m = 3932.83 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 8 at 11 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 1010 117 60 7 -6.1 -3.5 | 147 8 -4.5 7.0 1 1000 202 60 7 -6.1 -3.5 | 147 8 -4.5 7.0 2 925 862 350 6 1.0 -5.9 | 210 5 2.6 4.5 3 850 1569 25 2 -0.8 -1.8 | 185 9 0.7 8.6 4 700 3180 340 16 5.5 -15.0 | 303 8 7.0 -4.6 5 500 5850 330 25 12.5 -21.7 | 309 18 14.0 -11.2 6 400 7540 305 24 19.7 -13.8 | 279 21 21.2 -3.3 7 300 9600 320 42 27.0 -32.2 | 307 36 28.5 -21.7 8 250 10830 330 51 25.5 -44.2 | 321 43 27.0 -33.7 9 200 12260 340 66 22.6 -62.0 | 335 57 24.1 -51.6 10 150 14030 305 25 20.5 -14.3 | 280 22 22.0 -3.9 11 121 15307 310 36 27.6 -23.1 | 294 32 29.1 -12.7 12 100 16430 310 17 13.0 -10.9 | 272 15 14.6 -0.5 13 70 18520 315 11 7.8 -7.8 | 254 10 9.3 2.7 14 50 20540 330 9 4.5 -7.8 | 246 7 6.0 2.7 15 30 23710 300 18 15.6 -9.0 | 265 17 17.1 1.5 16 20 26330 335 27 11.4 -24.5 | 317 19 13.0 -14.0 Wind Parameters Mean winds (0-6000m): 338.4 at 14.1 knts Storm direction: 8.4 at 10.6 knts Shear (0-3000m) pos: 0.4 neg: 3.1 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): 156.5 deg Storm rel helicity (0-3000m) pos: 10.0 neg: -4.2 tot: 5.8 m^2/s^2 ave: 1.9 10^-3 m/s^2 rel: 0.28 Storm rel vorticity (0-3000m) horiz: 4.6 stream: 1.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.09 Bulk Shear: 21.50 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 43 7 151 6| 0.0 5.2 5.2| 3.9 0.0 3.9 7.9 0.54| 5.3 2.9 1000 24 6 169 5| 0.0 3.1 3.1| 6.5 -1.8 4.7 4.7 0.40| 4.8 1.9 1500 19 5 179 6| 0.8 2.0 2.9| 6.5 -3.8 2.8 1.8 0.22| 4.1 0.9 2000 17 5 180 6| 0.6 2.0 2.7| 6.9 -4.2 2.7 1.3 0.17| 4.3 0.7 2500 9 6 187 5| 0.5 2.6 3.1| 8.9 -4.2 4.7 1.9 0.30| 4.4 1.3 3000 357 7 210 4| 0.4 3.1 3.5| 10.0 -4.2 5.8 1.9 0.28| 4.6 1.3 4000 348 10 253 4| 0.3 2.8 3.1| 11.9 -4.3 7.7 1.9 0.27| 4.0 1.1 5000 342 12 280 5| 0.3 2.6 2.9| 12.8 -4.3 8.6 1.7 0.25| 3.6 0.9 6000 338 14 291 7| 0.2 2.4 2.6| 12.8 -12.7 0.2 0.0 0.17| 3.3 0.6 Wrote GIF file: /home/apache/climate/data/raob//GC018/skewt/GC018.skewt.20251211.12.gif