UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025103112.upa.cvt Date: 1200Z 31 OCT 25 Searching for U8951... Searching the city database file for: U8951 ... Date:1200Z 31 OCT 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 ------------------------------------------------------------------------------- 0 1000 72 SFC 988 170 6.0 5.3 95 0.7 5.6 330 7 280.1 281.1 279.4 295.6 5.65 2 951 477 3.0 -1.6 72 4.6 1.1 344 16 280.1 280.8 276.7 290.1 3.57 3 925 699 1.2 -1.6 82 2.8 0.0 355 23 280.5 281.2 277.0 290.8 3.67 4 906 866 0.2 -1.4 89 1.6 -0.4 354 22 281.2 281.8 277.6 291.8 3.81 5 855 1329 -0.5 -0.5 100 0.0 -0.5 350 19 285.1 285.9 280.1 297.3 4.31 6 850 1376 -0.9 350 19 285.2 7 700 2907 -8.7 -8.7 100 0.0 -8.7 295 19 292.9 293.4 281.8 301.3 2.83 8 696 2951 -8.9 -8.9 100 0.0 -8.9 294 19 293.1 293.6 282.0 301.5 2.80 9 500 5420 -27.1 -27.1 100 0.0 -27.1 230 25 300.0 300.1 282.5 302.7 0.83 10 432 6457 -35.9 -36.5 94 0.6 -36.0 223 29 301.6 301.7 282.5 302.9 0.39 11 400 6990 -38.1 -39.3 88 1.2 -38.2 220 31 305.5 305.5 284.0 306.6 0.32 12 359 7730 -41.1 -43.0 82 1.9 -41.2 210 47 311.0 311.1 286.0 311.9 0.24 13 302 8886 -48.4 -51.7 69 3.2 -48.6 195 73 316.5 316.5 287.7 316.9 0.11 14 300 8930 -48.7 -52.0 68 3.3 -48.8 195 73 316.7 316.7 287.8 317.1 0.10 15 272 9567 -52.5 -56.2 64 3.7 -52.6 200 66 320.2 320.2 288.9 320.5 0.07 16 250 10110 -52.5 -56.3 63 3.8 -52.6 200 60 328.0 328.0 291.2 328.3 0.07 17 206 11367 -49.9 -53.7 64 3.8 -50.1 217 38 350.8 350.8 296.9 351.3 0.12 18 200 11560 -50.7 -54.7 62 4.0 -50.9 220 35 352.5 352.5 297.3 353.0 0.11 19 181 12208 -53.7 -58.1 58 4.4 -53.8 222 34 357.8 357.8 298.3 358.2 0.08 20 150 13420 -52.9 -57.4 58 4.5 -53.1 225 33 378.9 379.0 302.2 379.4 0.11 21 121 14798 -55.5 -61.5 47 6.0 -55.7 236 25 398.2 398.2 305.0 398.6 0.08 22 101 15938 -60.1 -67.1 39 7.0 -60.3 245 17 410.4 410.4 306.6 410.7 0.05 23 100 16000 -59.5 -66.5 40 7.0 -59.7 245 17 412.8 412.8 306.9 413.0 0.05 24 70 18220 -61.3 -71.3 25 10.0 -61.6 270 27 453.2 453.3 311.2 453.4 0.04 25 53 19942 -62.3 -78.3 10 16.0 -62.7 488.5 488.5 314.1 488.6 0.02 TRP 272 9567 -52.5 -56.2 64 3.7 -52.6 200 66 320.2 320.2 288.9 320.5 0.07 WND 302 8886 -48.4 -51.7 69 3.2 -48.6 195 73 316.5 316.5 287.7 316.9 0.11 Sounding variables and indices 1000-500 mb thick: 5348.00 m Freezing level: 891.43 mb = 998.04 m = 3274.36 ft Wetbulb zero: 924.20 mb = 705.96 m = 2316.11 ft Precipitable water: 0.62 inches Sfc-500 mean rel hum: 96.04 % Est. max temperature: 11.63 C = 52.93 F Sfc-Lift cond lev (LCL): 977.47 mb = 256.22 m = 840.59 ft T: 5.16 C 700-500 lapse rate: 7.32 C/km ThetaE index: 5.50 C Layer 951.0- 925.0 mb Conv cond level (CCL): 832.71 mb = 1538.01 m = 5045.89 ft Mean mixing ratio: 4.05 g/kg Conv temperature: 11.88 C = 53.38 F Cap Strength: 5.79 C Lifted Index: 7.68 C Risk: None Lifted Index @300 mb: 17.61 C Lifted Index @700 mb: 5.64 C Showalter Index: 3.79 C Risk: None Total Totals Index: 52.56 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.20 C Cross Totals Index: 26.36 C K Index: 25.46 Risk: 40-60 % chance of thunderstorms Sweat Index: 134.19 Risk: None Energy Index: 1.09 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.02 J/kg Max Up Vert Vel: 4.01 m/s Conv Inhibition (B-): 25624.40 J/kg Cap Strength: 7.64 C Lift Cond Lev (LCL): 902.22 mb = 899.02 m = 2949.50 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 312 at 16 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 ---------------------------------------------------------- 0 988 170 330 7 3.5 -6.1 | 118 9 -8.3 4.5 1 925 699 355 23 2.0 -22.9 | 38 16 -9.8 -12.4 2 850 1376 350 19 3.3 -18.7 | 46 12 -8.5 -8.2 3 700 2907 295 19 17.2 -8.0 | 245 6 5.4 2.5 4 500 5420 230 25 19.2 16.1 | 195 28 7.3 26.6 5 400 6990 220 31 19.9 23.7 | 193 35 8.1 34.3 6 302 8886 195 73 18.9 70.5 | 185 81 7.1 81.0 7 300 8930 195 73 18.9 70.5 | 185 81 7.1 81.0 8 272 9567 200 66 22.6 62.0 | 188 73 10.7 72.6 9 250 10110 200 60 20.5 56.4 | 187 67 8.7 66.9 10 200 11560 220 35 22.5 26.8 | 196 39 10.7 37.3 11 150 13420 225 33 23.3 23.3 | 199 36 11.5 33.9 12 100 16000 245 17 15.4 7.2 | 191 18 3.6 17.7 13 70 18220 270 27 27.0 -0.0 | 235 18 15.2 10.5 Wind Parameters Mean winds (0-6000m): 281.7 at 21.1 knts Storm direction: 311.7 at 15.8 knts Shear (0-3000m) pos: 2.7 neg: 3.9 tot: 6.6 10-3/s Storm rel Dir Shear (0-3000m): 118.9 deg Storm rel helicity (0-3000m) pos: 5.9 neg: -49.4 tot: -43.5 m^2/s^2 ave: -14.5 10^-3 m/s^2 rel: -0.60 Storm rel vorticity (0-3000m) horiz: 7.1 stream: -4.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.14 Bulk Shear: 55.36 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 ------------------------------------------------------------------------------- 500 349 15 67 10| 16.4 0.0 16.4| 0.0 -27.9 -27.9 -55.8 -0.73| 16.9-12.4 1000 352 18 51 12| 8.2 1.1 9.3| 3.8 -28.3 -24.5 -24.5 -0.57| 10.1 -5.7 1500 350 18 49 12| 5.5 2.0 7.5| 5.9 -33.5 -27.6 -18.4 -0.51| 8.4 -4.2 2000 345 19 44 10| 4.1 3.0 7.1| 5.9 -39.9 -34.0 -17.0 -0.53| 7.8 -4.2 2500 339 19 37 9| 3.3 3.6 6.9| 5.9 -45.0 -39.1 -15.6 -0.60| 7.5 -4.5 3000 332 19 27 7| 2.7 3.9 6.6| 5.9 -49.4 -43.5 -14.5 -0.60| 7.1 -4.2 4000 316 19 337 4| 2.1 4.1 6.1| 5.9 -64.0 -58.1 -14.5 -0.57| 6.6 -3.7 5000 299 20 263 6| 1.6 4.1 5.7| 5.9 -99.5 -93.6 -18.7 -0.57| 6.4 -3.6 6000 282 21 235 11| 1.4 3.9 5.2| 5.9-115.5-109.6 -18.3 -0.55| 5.9 -3.2 Wrote GIF file: /home/apache/climate/data/raob//U8951/skewt/U8951.skewt.20251031.12.gif