UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120400.upa.cvt Date: 0000Z 4 DEC 25 Searching for U9862... Searching the city database file for: U9862 ... Date:0000Z 4 DEC 25 Station: U9862 WMO ident: 29862 Latitude: 53.77 Longitude: 91.32 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 156 SFC 987 256 -12.1 -14.9 80 2.8 -12.7 0 0 262.0 262.2 261.2 265.3 1.22 2 950 551 -8.9 -13.1 72 4.2 -9.9 280 11 268.2 268.4 266.1 272.2 1.46 3 925 760 -4.9 -10.9 63 6.0 -6.7 225 19 274.3 274.6 270.7 279.3 1.80 4 921 794 -3.3 -9.3 63 6.0 -5.2 227 19 276.3 276.6 272.3 282.0 2.05 5 850 1425 -4.9 -13.9 49 9.0 -7.5 260 15 281.0 281.3 274.3 285.5 1.53 6 814 1765 -6.1 -17.1 41 11.0 -9.0 258 18 283.2 283.5 275.0 286.9 1.23 7 786 2038 -7.9 -20.9 34 13.0 -10.9 256 20 284.2 284.3 275.0 286.9 0.92 8 725 2660 -13.1 -22.1 47 9.0 -15.0 252 25 285.1 285.3 275.5 287.8 0.90 9 700 2927 -13.7 -21.7 51 8.0 -15.4 250 27 287.3 287.5 276.8 290.3 0.96 10 560 4596 -21.7 -30.7 44 9.0 -23.1 247 28 296.8 296.9 280.7 298.5 0.53 11 500 5420 -27.7 -33.7 57 6.0 -28.5 245 29 299.3 299.3 281.7 300.7 0.44 12 471 5846 -31.3 -36.1 63 4.8 -31.8 244 29 300.0 300.0 281.8 301.2 0.37 13 442 6293 -34.7 -39.4 62 4.7 -35.1 242 29 301.2 301.2 282.3 302.1 0.28 14 400 6980 -41.1 -46.1 58 5.0 -41.3 240 29 301.6 301.6 282.2 302.1 0.15 15 356 7760 -48.1 -53.0 57 4.9 -48.3 238 31 302.4 302.4 282.4 302.7 0.08 16 300 8870 -55.3 -59.6 59 4.3 -55.4 235 33 307.4 307.4 284.4 307.6 0.04 17 278 9354 -58.3 -62.8 56 4.5 -58.3 243 30 309.8 309.8 285.3 310.0 0.03 18 250 10020 -61.1 -65.3 57 4.2 -61.2 255 27 315.2 315.2 287.2 315.3 0.02 19 219 10835 -63.5 -68.0 54 4.5 -63.6 260 33 323.7 323.7 289.9 323.8 0.02 20 200 11390 -63.7 -68.2 54 4.5 -63.7 265 33 331.9 331.9 292.3 332.0 0.02 21 150 13160 -59.7 -64.3 55 4.6 -59.8 285 40 367.2 367.2 300.1 367.4 0.04 22 149 13202 -59.5 -64.2 54 4.7 -59.6 285 40 368.3 368.3 300.3 368.5 0.05 23 100 15690 -63.9 -69.9 44 6.0 -64.0 285 40 404.3 404.3 305.8 404.4 0.03 24 70 17870 -63.5 -70.5 38 7.0 -63.7 280 46 448.5 448.5 310.7 448.8 0.04 25 68 18049 -62.9 -69.9 38 7.0 -63.1 280 46 453.6 453.6 311.2 453.8 0.05 26 55 19345 -67.5 -74.5 36 7.0 -67.7 280 47 471.4 471.4 312.8 471.6 0.03 27 50 19920 -68.1 -76.1 31 8.0 -68.2 280 48 483.0 483.0 313.7 483.2 0.02 28 41 21110 -68.9 -76.9 31 8.0 -69.1 509.2 509.2 315.6 509.4 0.03 TRP 219 10835 -63.5 -68.0 54 4.5 -63.6 260 33 323.7 323.7 289.9 323.8 0.02 WND Sounding variables and indices 1000-500 mb thick: 5264.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.23 inches Sfc-500 mean rel hum: 50.03 % Est. max temperature: 7.60 C = 45.68 F Sfc-Lift cond lev (LCL): 943.39 mb = 606.00 m = 1988.17 ft T: -7.85 C 700-500 lapse rate: 5.62 C/km Conv cond level (CCL): 987.00 mb = 256.41 m = 841.21 ft Mean mixing ratio: 1.64 g/kg Conv temperature: -11.24 C = 11.77 F Cap Strength: 18.24 C Lifted Index: 19.45 C Risk: None Lifted Index @300 mb: 22.32 C Lifted Index @700 mb: 12.06 C Showalter Index: 11.95 C Risk: None Total Totals Index: 36.60 C Risk: None Vertical Totals Index: 22.80 C Cross Totals Index: 13.80 C K Index: 0.90 Risk: None Sweat Index: 59.00 Risk: None Energy Index: 3.20 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 69.72 J/kg Max Up Vert Vel: 11.81 m/s Conv Inhibition (B-): 36472.19 J/kg Cap Strength: 19.33 C Lift Cond Lev (LCL): 863.89 mb = 1297.56 m = 4257.04 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 277 at 18 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 ---------------------------------------------------------- 0 987 256 0 0 -0.0 -0.0 | 97 18 -17.7 2.1 1 925 760 225 19 13.4 13.4 | 165 16 -4.2 15.6 2 850 1425 260 15 14.8 2.6 | 148 6 -2.9 4.7 3 700 2927 250 27 25.4 9.2 | 214 14 7.7 11.4 4 500 5420 245 29 26.3 12.3 | 211 17 8.6 14.4 5 400 6980 240 29 25.1 14.5 | 204 18 7.4 16.6 6 300 8870 235 33 27.0 18.9 | 204 23 9.4 21.1 7 250 10020 255 27 26.1 7.0 | 223 12 8.4 9.1 8 219 10835 260 33 32.5 5.7 | 242 17 14.8 7.9 9 200 11390 265 33 32.9 2.9 | 252 16 15.2 5.0 10 150 13160 285 40 38.6 -10.4 | 291 23 21.0 -8.2 11 100 15690 285 40 38.6 -10.4 | 291 23 21.0 -8.2 12 70 17870 280 46 45.3 -8.0 | 282 28 27.6 -5.9 13 50 19920 280 48 47.3 -8.3 | 282 30 29.6 -6.2 Wind Parameters Mean winds (0-6000m): 246.9 at 23.7 knts Storm direction: 276.9 at 17.8 knts Shear (0-3000m) pos: 1.7 neg: 5.0 tot: 6.7 10-3/s Storm rel Dir Shear (0-3000m): 116.8 deg Storm rel helicity (0-3000m) pos: 38.9 neg: -25.3 tot: 13.6 m^2/s^2 ave: 4.5 10^-3 m/s^2 rel: 0.24 Storm rel vorticity (0-3000m) horiz: 9.2 stream: 2.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 2.22 Bulk Shear: 31.37 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 ------------------------------------------------------------------------------- 500 225 9 129 14| 0.0 19.4 19.4| 22.0 -20.9 1.0 2.1 0.23| 31.1 7.1 1000 233 13 146 12| 4.2 9.7 13.9| 23.2 -23.0 0.2 0.2 0.16| 19.8 3.3 1500 241 14 150 10| 3.5 6.5 9.9| 26.8 -25.0 1.8 1.2 0.18| 14.9 2.6 2000 246 16 158 9| 2.6 5.9 8.5| 32.5 -25.0 7.5 3.8 0.23| 12.2 2.8 2500 248 17 169 9| 2.1 5.6 7.7| 37.5 -25.0 12.5 5.0 0.24| 10.7 2.6 3000 248 19 178 9| 1.7 5.0 6.7| 38.9 -25.3 13.6 4.5 0.24| 9.2 2.2 4000 248 21 190 10| 1.3 3.9 5.2| 38.9 -26.6 12.3 3.1 0.23| 7.1 1.6 5000 248 23 197 11| 1.0 3.2 4.2| 38.9 -28.1 10.7 2.1 0.22| 5.8 1.3 6000 247 24 200 12| 0.9 2.7 3.6| 38.9 -33.5 5.4 0.9 0.19| 5.0 0.9 Wrote GIF file: /home/apache/climate/data/raob//U9862/skewt/U9862.skewt.20251204.00.gif