UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120712.upa.cvt Date: 1200Z 7 DEC 25 Searching for U9862... Searching the city database file for: U9862 ... Date:1200Z 7 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 153 SFC 987 257 -3.5 -7.0 77 3.5 -4.6 180 5 270.7 271.0 269.2 276.9 2.29 2 951 551 -3.7 -8.4 70 4.7 -5.2 223 15 273.3 273.7 270.7 279.3 2.13 3 925 769 -5.5 -11.5 63 6.0 -7.2 255 23 273.7 274.0 270.2 278.5 1.71 4 892 1054 -7.7 -13.7 62 6.0 -9.3 261 22 274.3 274.5 270.2 278.5 1.49 5 850 1428 -10.5 -16.5 61 6.0 -11.9 270 21 275.1 275.4 270.4 278.7 1.24 6 704 2848 -21.1 -24.4 75 3.3 -21.6 285 36 278.7 278.8 271.7 280.9 0.75 7 700 2890 -21.1 -24.4 75 3.3 -21.6 285 36 279.1 279.2 271.9 281.4 0.76 8 636 3591 -25.3 -28.6 74 3.3 -25.7 282 42 282.1 282.2 273.3 283.8 0.57 9 574 4331 -26.9 -29.7 77 2.8 -27.3 279 49 288.6 288.7 276.9 290.4 0.57 10 567 4420 -27.5 -30.3 77 2.8 -27.9 279 50 288.9 289.0 277.0 290.7 0.54 11 500 5310 -34.5 -37.7 73 3.2 -34.8 275 58 291.0 291.0 277.6 292.0 0.30 12 499 5324 -34.7 -37.9 73 3.2 -35.0 275 58 290.9 290.9 277.6 291.9 0.29 13 400 6840 -43.9 -47.4 68 3.5 -44.0 275 83 297.9 298.0 280.6 298.4 0.13 14 345 7822 -50.3 -53.9 66 3.6 -50.4 282 92 302.1 302.1 282.3 302.4 0.07 15 320 8313 -51.8 -55.3 66 3.5 -51.9 285 97 306.6 306.7 284.1 306.9 0.07 16 315 8415 -52.1 -55.6 66 3.5 -52.2 285 96 307.6 307.6 284.5 307.8 0.06 17 300 8730 -54.3 -58.1 63 3.8 -54.4 285 91 308.8 308.8 284.9 309.0 0.05 18 279 9194 -57.9 -61.7 62 3.8 -57.9 287 89 310.1 310.1 285.4 310.2 0.03 19 276 9262 -59.7 -63.5 61 3.8 -59.7 287 89 308.5 308.5 284.8 308.6 0.03 20 250 9880 -61.9 -65.6 61 3.7 -61.9 290 87 314.0 314.0 286.8 314.1 0.02 21 249 9905 -63.1 -67.0 59 3.9 -63.1 290 83 312.6 312.6 286.3 312.7 0.02 22 200 11260 -59.7 -63.7 59 4.0 -59.7 290 73 338.2 338.2 293.9 338.4 0.04 23 178 11989 -56.5 -60.4 61 3.9 -56.6 288 68 354.9 354.9 297.7 355.2 0.06 24 150 13070 -56.1 -60.4 58 4.3 -56.2 285 60 373.4 373.4 301.2 373.8 0.07 25 100 15630 -60.1 -65.1 52 5.0 -60.2 285 58 411.6 411.6 306.7 411.9 0.06 26 83 16787 -63.1 -69.1 44 6.0 -63.3 282 58 428.0 428.0 308.6 428.2 0.04 27 70 17840 -61.7 -67.7 45 6.0 -61.9 280 58 452.4 452.4 311.1 452.7 0.06 28 63 18495 -61.1 -68.1 39 7.0 -61.3 277 55 467.5 467.6 312.5 467.9 0.06 29 50 19920 -64.7 -71.7 38 7.0 -64.9 270 48 491.0 491.0 314.3 491.3 0.05 30 37 21745 -67.7 -75.7 31 8.0 -67.9 527.5 527.5 316.8 527.7 0.04 TRP 249 9905 -63.1 -67.0 59 3.9 -63.1 290 83 312.6 312.6 286.3 312.7 0.02 WND 320 8313 -51.8 -55.3 66 3.5 -51.9 285 97 306.6 306.7 284.1 306.9 0.07 Sounding variables and indices 1000-500 mb thick: 5157.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.22 inches Sfc-500 mean rel hum: 70.96 % Est. max temperature: 1.27 C = 34.29 F Sfc-Lift cond lev (LCL): 933.97 mb = 692.92 m = 2273.32 ft T: -4.87 C 700-500 lapse rate: 5.54 C/km ThetaE index: 0.78 C Layer 925.0- 850.0 mb Conv cond level (CCL): 833.46 mb = 1576.05 m = 5170.71 ft Mean mixing ratio: 1.89 g/kg Conv temperature: 1.35 C = 34.44 F Cap Strength: 9.63 C Lifted Index: 10.66 C Risk: None Lifted Index @300 mb: 21.53 C Lifted Index @700 mb: 2.73 C Showalter Index: 10.42 C Risk: None Total Totals Index: 42.00 C Risk: None Vertical Totals Index: 24.00 C Cross Totals Index: 18.00 C K Index: 4.20 Risk: None Sweat Index: 100.00 Risk: None Energy Index: 2.73 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.62 J/kg Max Up Vert Vel: 5.02 m/s Conv Inhibition (B-): 35348.52 J/kg Cap Strength: 10.60 C Lift Cond Lev (LCL): 863.68 mb = 1304.05 m = 4278.31 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 306 at 30 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 ---------------------------------------------------------- 0 987 257 180 5 0.0 5.0 | 133 33 -24.5 22.9 1 925 769 255 23 22.2 6.0 | 175 24 -2.2 23.8 2 850 1428 270 21 21.0 -0.0 | 169 18 -3.5 17.9 3 700 2890 285 36 34.8 -9.3 | 230 13 10.3 8.6 4 500 5310 275 58 57.8 -5.1 | 249 36 33.3 12.8 5 400 6840 275 83 82.7 -7.2 | 260 59 58.2 10.6 6 320 8313 285 97 93.7 -25.1 | 276 70 69.2 -7.2 7 300 8730 285 91 87.9 -23.6 | 275 64 63.4 -5.7 8 250 9880 290 87 81.8 -29.8 | 282 59 57.3 -11.9 9 249 9905 290 83 78.0 -28.4 | 281 55 53.5 -10.5 10 200 11260 290 73 68.6 -25.0 | 279 45 44.1 -7.1 11 150 13070 285 60 58.0 -15.5 | 266 34 33.5 2.3 12 100 15630 285 58 56.0 -15.0 | 265 32 31.6 2.9 13 70 17840 280 58 57.1 -10.1 | 257 34 32.7 7.8 14 50 19920 270 48 48.0 -0.0 | 233 30 23.5 17.9 Wind Parameters Mean winds (0-6000m): 276.2 at 40.4 knts Storm direction: 306.2 at 30.3 knts Shear (0-3000m) pos: 6.2 neg: 0.8 tot: 7.0 10-3/s Storm rel Dir Shear (0-3000m): 104.7 deg Storm rel helicity (0-3000m) pos: 253.8 neg: -8.5 tot: 245.3 m^2/s^2 ave: 81.8 10^-3 m/s^2 rel: 0.74 Storm rel vorticity (0-3000m) horiz: 8.9 stream: 6.6 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.11 Bulk Shear: 117.29 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 ------------------------------------------------------------------------------- 500 243 14 153 27| 22.3 0.0 22.3|182.7 0.0 182.7 365.5 0.87| 25.9 22.6 1000 254 18 163 24| 11.2 0.0 11.2|185.2 -6.3 179.0 179.0 0.70| 15.6 10.9 1500 261 19 166 22| 8.6 0.0 8.6|198.4 -8.5 190.0 126.6 0.67| 12.1 8.1 2000 266 21 171 20| 7.9 0.0 7.9|219.7 -8.5 211.2 105.6 0.71| 10.6 7.5 2500 271 24 177 18| 7.4 0.0 7.4|240.6 -8.5 232.2 92.9 0.74| 9.7 7.2 3000 274 26 184 16| 6.2 0.8 7.0|253.8 -8.5 245.3 81.8 0.74| 8.9 6.6 4000 277 30 201 15| 4.6 1.8 6.5|270.5 -8.5 262.0 65.5 0.67| 7.9 5.3 5000 277 35 217 17| 3.7 2.4 6.2|278.8 -8.5 270.3 54.1 0.60| 7.3 4.4 6000 276 40 229 21| 3.1 3.4 6.5|343.0 -8.5 334.5 55.7 0.55| 7.5 4.1 Wrote GIF file: /home/apache/climate/data/raob//U9862/skewt/U9862.skewt.20251207.12.gif