UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120512.upa.cvt Date: 1200Z 5 DEC 25 Searching for U8951... Searching the city database file for: U8951 ... Date:1200Z 5 DEC 25 Station: U8951 WMO ident: 28951 Latitude: 53.23 Longitude: 63.62 ------------------------------------------------------------------------------- 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 1008 164 0.0 -2.2 85 2.2 -0.9 320 3 272.5 273.1 271.9 281.3 3.22 1 1000 228 -0.9 -3.5 82 2.6 -1.9 325 5 272.2 272.7 271.3 280.3 2.95 2 925 845 -5.9 -5.9 100 0.0 -5.9 170 1 273.3 273.7 271.5 280.6 2.66 3 860 1412 -9.7 -9.7 100 0.0 -9.7 196 3 275.1 275.4 271.7 281.0 2.13 4 855 1457 -6.3 -6.3 100 0.0 -6.3 198 3 279.1 279.6 275.0 286.9 2.79 5 850 1503 -5.5 -5.5 100 0.0 -5.5 200 3 280.4 280.9 276.0 288.8 2.98 6 840 1596 -5.1 205 4 281.8 7 791 2069 -4.3 -4.7 97 0.4 -4.5 230 10 287.5 288.1 280.1 297.3 3.41 8 758 2404 -5.7 -6.7 93 1.0 -6.1 247 15 289.5 290.0 280.6 298.4 3.05 9 751 2477 -5.1 -8.1 79 3.0 -6.2 251 16 290.9 291.4 280.9 299.1 2.76 10 703 2995 -7.1 -14.1 57 7.0 -9.3 278 23 294.3 294.6 281.3 299.8 1.83 11 700 3028 -7.3 -14.3 57 7.0 -9.5 280 23 294.4 294.7 281.3 299.9 1.80 12 565 4651 -20.9 -21.1 98 0.2 -21.0 290 29 297.0 297.2 281.7 300.9 1.26 13 540 4986 -20.5 -23.0 80 2.5 -21.0 292 31 301.3 301.5 283.4 304.9 1.11 14 515 5334 -22.9 -27.5 66 4.6 -23.7 294 32 302.6 302.7 283.4 305.1 0.78 15 500 5550 -24.9 -29.9 63 5.0 -25.7 295 33 302.7 302.8 283.3 304.8 0.64 16 400 7140 -37.9 -45.9 43 8.0 -38.4 285 40 305.7 305.8 283.9 306.3 0.16 17 329 8451 -49.1 -58.1 34 9.0 -49.3 292 43 307.9 307.9 284.6 308.1 0.05 18 300 9050 -52.7 -61.7 33 9.0 -52.9 295 44 311.1 311.1 285.8 311.2 0.03 19 250 10210 -60.9 -69.9 30 9.0 -61.0 295 58 315.5 315.5 287.3 315.6 0.01 20 238 10513 -63.1 -73.1 25 10.0 -63.1 295 55 316.7 316.7 287.6 316.7 0.01 21 200 11570 -66.3 -76.3 23 10.0 -66.4 295 46 327.8 327.8 291.1 327.8 0.01 22 194 11754 -67.1 -77.1 23 10.0 -67.1 295 46 329.4 329.4 291.5 329.4 0.01 23 150 13330 -60.9 -69.9 30 9.0 -61.0 300 35 365.2 365.2 299.7 365.3 0.02 24 100 15830 -63.3 -78.3 11 15.0 -63.5 320 36 405.4 405.4 305.9 405.5 0.01 25 70 18010 -65.7 -93.7 1 28.0 -65.9 305 31 443.8 443.8 310.3 443.8 0.00 26 60 18941 -68.3 -95.3 1 27.0 -68.5 298 36 458.0 458.0 311.6 458.0 0.00 27 51 19920 -66.5 -94.5 1 28.0 -66.7 291 41 484.0 484.0 313.8 484.0 0.00 28 50 20040 -67.7 -94.7 1 27.0 -67.9 290 42 484.0 484.0 313.8 484.0 0.00 29 30 23070 -73.3 -99.3 1 26.0 -73.5 285 50 544.8 544.8 317.8 544.8 0.00 30 26 23902 -76.1 -101.1 1 25.0 -76.2 559.6 559.6 318.6 559.6 0.00 TRP 194 11754 -67.1 -77.1 23 10.0 -67.1 295 46 329.4 329.4 291.5 329.4 0.01 WND Sounding variables and indices 1000-500 mb thick: 5322.00 m Freezing level: 1008.00 mb = 164.35 m = 539.21 ft Wetbulb zero: Below ground Precipitable water: 0.47 inches Sfc-500 mean rel hum: 82.52 % Est. max temperature: 4.15 C = 39.46 F Sfc-Lift cond lev (LCL): 973.88 mb = 437.46 m = 1435.22 ft T: -2.60 C 700-500 lapse rate: 6.98 C/km ThetaE index: 1.00 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 935.99 mb = 751.56 m = 2465.71 ft Mean mixing ratio: 2.78 g/kg Conv temperature: 0.60 C = 33.08 F Cap Strength: 18.77 C Lifted Index: 18.64 C Risk: None Lifted Index @300 mb: 21.69 C Lifted Index @700 mb: 15.00 C Showalter Index: 12.23 C Risk: None Total Totals Index: 38.80 C Risk: None Vertical Totals Index: 19.40 C Cross Totals Index: 19.40 C K Index: 6.90 Risk: None Sweat Index: 39.00 Risk: None Energy Index: 3.38 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.74 J/kg Max Up Vert Vel: 3.08 m/s Conv Inhibition (B-): 42407.28 J/kg Cap Strength: 18.73 C Lift Cond Lev (LCL): 939.61 mb = 721.01 m = 2365.50 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 317 at 15 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 1008 164 320 3 1.9 -2.3 | 136 12 -8.0 8.3 1 1000 228 325 5 2.9 -4.1 | 133 10 -7.1 6.5 2 925 845 170 1 -0.2 1.0 | 139 15 -10.1 11.6 3 850 1503 200 3 1.0 2.8 | 146 16 -8.9 13.4 4 700 3028 280 23 22.7 -4.0 | 243 14 12.7 6.6 5 500 5550 295 33 29.9 -13.9 | 279 20 20.0 -3.3 6 400 7140 285 40 38.6 -10.4 | 269 29 28.7 0.3 7 300 9050 295 44 39.9 -18.6 | 285 31 29.9 -8.0 8 250 10210 295 58 52.6 -24.5 | 288 45 42.6 -13.9 9 200 11570 295 46 41.7 -19.4 | 286 33 31.8 -8.8 10 194 11754 295 46 41.7 -19.4 | 286 33 31.8 -8.8 11 150 13330 300 35 30.3 -17.5 | 289 22 20.4 -6.9 12 100 15830 320 36 23.1 -27.6 | 322 22 13.2 -17.0 13 70 18010 305 31 25.4 -17.8 | 295 17 15.5 -7.2 14 50 20040 290 42 39.5 -14.4 | 277 30 29.5 -3.8 15 30 23070 285 50 48.3 -12.9 | 273 38 38.4 -2.3 Wind Parameters Mean winds (0-6000m): 286.9 at 19.4 knts Storm direction: 316.9 at 14.5 knts Shear (0-3000m) pos: 4.1 neg: 0.8 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): 108.8 deg Storm rel helicity (0-3000m) pos: 135.1 neg: -10.4 tot: 124.6 m^2/s^2 ave: 41.5 10^-3 m/s^2 rel: 0.73 Storm rel vorticity (0-3000m) horiz: 6.9 stream: 5.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.14 Bulk Shear: 33.60 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 ------------------------------------------------------------------------------- 500 304 4 141 11| 0.0 4.2 4.2| 6.9 -4.0 2.9 5.9 0.17| 8.6 1.4 1000 305 3 139 12| 0.0 2.4 2.4| 10.4 -10.4 0.0 0.0 0.06| 5.7 0.3 1500 247 3 147 14| 1.2 1.6 2.8| 24.6 -10.4 14.2 9.4 0.27| 4.9 1.3 2000 236 4 153 14| 2.7 1.2 3.9| 59.3 -10.4 48.9 24.4 0.52| 5.7 3.0 2500 255 6 162 13| 3.7 0.9 4.6|100.3 -10.4 89.9 35.9 0.66| 6.5 4.3 3000 273 9 173 10| 4.1 0.8 4.9|135.1 -10.4 124.6 41.5 0.73| 6.9 5.1 4000 279 13 198 9| 3.6 0.6 4.2|152.8 -10.4 142.4 35.6 0.75| 5.8 4.4 5000 284 16 222 9| 3.3 0.5 3.8|173.2 -10.4 162.7 32.5 0.76| 5.2 3.9 6000 287 19 240 10| 2.9 0.5 3.4|181.7 -19.0 162.8 27.1 0.69| 4.8 3.3 Wrote GIF file: /home/apache/climate/data/raob//U8951/skewt/U8951.skewt.20251205.12.gif