UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120412.upa.cvt Date: 1200Z 4 DEC 25 Searching for U9839... Searching the city database file for: U9839 ... Date:1200Z 4 DEC 25 Station: U9839 WMO ident: 29839 Latitude: 53.50 Longitude: 83.83 ------------------------------------------------------------------------------- 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 131 200 7 SFC 998 147 -1.3 -2.8 90 1.5 -1.9 200 7 272.0 272.5 271.4 280.4 3.11 2 960 456 -2.1 -3.5 90 1.4 -2.6 228 13 274.2 274.7 272.7 282.6 3.07 3 925 750 -4.1 -4.8 95 0.7 -4.4 255 19 275.1 275.6 272.9 283.1 2.89 4 850 1411 -8.5 -9.1 95 0.6 -8.7 260 25 277.2 277.6 273.2 283.6 2.25 5 788 1995 -12.1 -12.9 94 0.8 -12.3 260 30 279.5 279.8 273.8 284.6 1.80 6 700 2896 -15.5 -16.9 89 1.4 -15.9 260 38 285.3 285.6 276.5 289.6 1.45 7 660 3338 -16.1 -17.0 93 0.9 -16.3 261 38 289.5 289.8 278.7 294.1 1.53 8 557 4586 -26.3 -27.6 89 1.3 -26.5 263 38 291.8 291.9 278.6 294.1 0.71 9 541 4796 -27.1 -32.1 62 5.0 -27.7 264 38 293.3 293.4 279.0 294.9 0.48 10 517 5121 -28.1 -38.1 38 10.0 -29.1 265 38 295.9 296.0 280.0 296.9 0.28 11 500 5360 -29.5 -37.5 46 8.0 -30.3 265 38 297.1 297.1 280.5 298.1 0.30 12 448 6142 -33.3 -37.1 69 3.8 -33.7 270 43 301.8 301.8 282.6 303.0 0.35 13 440 6269 -34.9 -38.7 68 3.8 -35.2 271 44 301.3 301.4 282.3 302.4 0.31 14 400 6930 -40.1 -44.6 62 4.5 -40.4 275 48 302.9 302.9 282.8 303.5 0.18 15 365 7546 -44.7 -49.7 57 5.0 -44.9 280 52 304.8 304.8 283.5 305.2 0.11 16 300 8820 -55.9 -61.9 47 6.0 -56.0 290 60 306.6 306.6 284.1 306.7 0.03 17 293 8970 -57.9 -64.9 40 7.0 -58.0 288 58 305.8 305.8 283.7 305.9 0.02 18 258 9765 -62.3 -69.3 39 7.0 -62.4 280 46 310.6 310.6 285.5 310.7 0.01 19 250 9960 -61.9 -69.9 34 8.0 -62.0 285 48 314.0 314.0 286.8 314.1 0.01 20 200 11350 -58.5 -68.5 27 10.0 -58.6 285 50 340.1 340.1 294.4 340.2 0.02 21 166 12521 -57.1 -72.5 13 15.4 -57.3 290 64 361.1 361.1 298.9 361.1 0.01 22 157 12872 -56.7 -73.7 10 17.0 -57.0 287 53 367.6 367.6 300.1 367.6 0.01 23 156 12913 -57.1 -79.1 5 22.0 -57.3 287 52 367.6 367.6 300.1 367.6 0.00 24 150 13160 -57.3 -80.3 4 23.0 -57.6 285 44 371.4 371.4 300.8 371.4 0.00 25 100 15710 -60.9 -82.9 4 22.0 -61.2 285 46 410.1 410.1 306.5 410.1 0.00 26 95 16028 -60.5 -82.5 4 22.0 -60.8 286 46 416.9 416.9 307.3 416.9 0.00 27 70 17910 -63.1 -85.1 4 22.0 -63.4 290 46 449.4 449.4 310.8 449.4 0.00 28 50 19950 -67.5 -87.5 4 20.0 -67.7 285 46 484.4 484.4 313.8 484.4 0.00 29 37 21753 -69.9 -89.9 4 20.0 -70.1 521.8 521.8 316.4 521.8 0.00 TRP 258 9765 -62.3 -69.3 39 7.0 -62.4 280 46 310.6 310.6 285.5 310.7 0.01 WND 166 12521 -57.1 -72.5 13 15.4 -57.3 290 64 361.1 361.1 298.9 361.1 0.01 Sounding variables and indices 1000-500 mb thick: 5229.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.37 inches Sfc-500 mean rel hum: 86.19 % Est. max temperature: 4.00 C = 39.20 F Sfc-Lift cond lev (LCL): 974.70 mb = 335.02 m = 1099.14 ft T: -1.79 C 700-500 lapse rate: 5.68 C/km Conv cond level (CCL): 915.92 mb = 827.13 m = 2713.66 ft Mean mixing ratio: 2.96 g/kg Conv temperature: 2.06 C = 35.70 F Cap Strength: 11.78 C Lifted Index: 12.49 C Risk: None Lifted Index @300 mb: 17.09 C Lifted Index @700 mb: 5.34 C Showalter Index: 11.61 C Risk: None Total Totals Index: 41.40 C Risk: None Vertical Totals Index: 21.00 C Cross Totals Index: 20.40 C K Index: 10.50 Risk: None Sweat Index: 88.00 Risk: None Energy Index: 3.00 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.52 J/kg Max Up Vert Vel: 5.20 m/s Conv Inhibition (B-): 35638.47 J/kg Cap Strength: 12.47 C Lift Cond Lev (LCL): 930.41 mb = 703.83 m = 2309.13 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 292 at 25 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 ---------------------------------------------------------- 0 998 147 200 7 2.4 6.6 | 128 26 -20.4 15.6 1 925 750 255 19 18.4 4.9 | 162 15 -4.4 14.0 2 850 1411 260 25 24.6 4.3 | 188 14 1.9 13.4 3 700 2896 260 38 37.4 6.6 | 223 21 14.7 15.7 4 500 5360 265 38 37.9 3.3 | 231 20 15.1 12.4 5 400 6930 275 48 47.8 -4.2 | 259 26 25.1 4.9 6 300 8820 290 60 56.4 -20.5 | 289 36 33.6 -11.5 7 258 9765 280 46 45.3 -8.0 | 267 23 22.5 1.1 8 250 9960 285 48 46.4 -12.4 | 278 24 23.6 -3.4 9 200 11350 285 50 48.3 -12.9 | 279 26 25.5 -3.9 10 166 12521 290 64 60.1 -21.9 | 289 40 37.4 -12.8 11 150 13160 285 44 42.5 -11.4 | 277 20 19.7 -2.3 12 100 15710 285 46 44.4 -11.9 | 277 22 21.7 -2.8 13 70 17910 290 46 43.2 -15.7 | 288 22 20.5 -6.7 14 50 19950 285 46 44.4 -11.9 | 277 22 21.7 -2.8 Wind Parameters Mean winds (0-6000m): 261.7 at 32.7 knts Storm direction: 291.7 at 24.5 knts Shear (0-3000m) pos: 4.5 neg: 1.5 tot: 6.0 10-3/s Storm rel Dir Shear (0-3000m): 96.3 deg Storm rel helicity (0-3000m) pos: 142.3 neg: 0.0 tot: 142.3 m^2/s^2 ave: 47.4 10^-3 m/s^2 rel: 0.80 Storm rel vorticity (0-3000m) horiz: 6.3 stream: 5.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.21 Bulk Shear: 65.87 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 ------------------------------------------------------------------------------- 500 238 12 141 20| 13.4 0.0 13.4| 65.3 0.0 65.3 130.7 0.79| 14.3 11.2 1000 249 16 152 17| 10.2 0.0 10.2| 87.4 0.0 87.4 87.4 0.78| 10.9 8.5 1500 254 19 162 15| 8.3 0.0 8.3|103.6 0.0 103.6 69.0 0.82| 8.8 7.2 2000 256 22 173 14| 6.3 1.1 7.4|118.5 0.0 118.5 59.2 0.82| 7.8 6.3 2500 257 24 183 14| 5.0 1.8 6.8|133.4 0.0 133.4 53.3 0.80| 7.1 5.7 3000 258 26 191 15| 4.5 1.5 6.0|142.3 0.0 142.3 47.4 0.80| 6.3 5.0 4000 259 29 202 16| 3.5 1.1 4.6|148.3 0.0 148.3 37.1 0.80| 4.9 3.9 5000 260 31 209 16| 2.8 0.9 3.7|154.1 0.0 154.1 30.8 0.80| 4.1 3.3 6000 262 33 215 17| 2.8 0.8 3.6|185.8 0.0 185.8 31.0 0.81| 4.0 3.2 Wrote GIF file: /home/apache/climate/data/raob//U9839/skewt/U9839.skewt.20251204.12.gif