UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122200.upa.cvt Date: 0000Z 22 DEC 25 Searching for ULWW... Searching the city database file for: ULWW ... Date:0000Z 22 DEC 25 Station: ULWW WMO ident: 27038 Latitude: 59.31 Longitude: 39.93 Elevation: 133.00 ------------------------------------------------------------------------------- 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 32 SFC 988 133 0.4 -0.7 92 1.1 -0.0 200 1 274.5 275.1 273.7 284.5 3.67 2 966 314 -0.3 -1.6 91 1.3 -0.8 234 2 275.6 276.2 274.1 285.2 3.52 3 952 431 0.0 -1.3 91 1.3 -0.5 256 3 277.0 277.6 275.1 287.1 3.65 4 925 662 -0.9 -2.2 91 1.3 -1.4 300 5 278.4 279.0 275.7 288.1 3.51 5 850 1328 -4.7 -6.4 88 1.7 -5.3 265 7 281.2 281.7 276.2 289.1 2.78 6 843 1393 -5.1 -6.9 87 1.8 -5.7 267 7 281.5 281.9 276.2 289.1 2.70 7 700 2827 -14.5 -16.5 85 2.0 -15.0 315 13 286.4 286.7 277.1 290.9 1.50 8 697 2860 -14.7 -16.7 85 2.0 -15.2 315 13 286.6 286.8 277.2 291.0 1.48 9 576 4270 -26.3 -28.8 79 2.5 -26.6 309 11 289.0 289.1 277.2 291.0 0.61 10 500 5280 -32.5 -34.5 82 2.0 -32.7 305 9 293.4 293.5 279.0 294.8 0.41 11 429 6345 -40.3 -43.4 72 3.1 -40.5 295 12 296.6 296.6 280.1 297.3 0.19 12 400 6820 -44.3 -47.7 69 3.4 -44.5 290 13 297.4 297.4 280.4 297.9 0.13 13 307 8535 -57.5 -61.0 64 3.5 -57.5 255 11 302.3 302.3 282.4 302.4 0.03 14 300 8680 -57.1 -60.7 64 3.6 -57.2 255 11 304.9 304.9 283.4 305.0 0.04 15 291 8874 -56.5 -60.0 65 3.5 -56.6 257 12 308.4 308.4 284.8 308.5 0.04 16 283 9052 -57.9 -61.6 62 3.7 -57.9 258 13 308.8 308.8 284.9 309.0 0.03 17 250 9840 -56.7 -60.4 63 3.7 -56.8 265 17 321.8 321.8 289.3 321.9 0.04 18 232 10312 -55.3 -59.4 60 4.1 -55.4 268 22 330.8 330.9 292.0 331.1 0.05 19 215 10793 -56.5 -60.6 60 4.1 -56.6 272 28 336.3 336.3 293.4 336.5 0.05 20 200 11250 -56.3 -60.7 58 4.4 -56.4 275 33 343.6 343.6 295.3 343.8 0.05 21 150 13080 -56.9 -62.9 47 6.0 -57.1 270 31 372.0 372.1 300.9 372.3 0.05 22 146 13250 -56.7 -62.7 47 6.0 -56.9 270 32 375.3 375.3 301.5 375.5 0.06 23 110 15023 -59.7 -65.7 45 6.0 -59.9 270 41 401.3 401.3 305.4 401.5 0.05 24 101 15549 -63.3 -69.3 44 6.0 -63.4 270 44 404.3 404.3 305.8 404.4 0.03 25 100 15610 -63.5 -69.5 44 6.0 -63.6 270 44 405.0 405.0 305.9 405.2 0.03 26 86 16532 -66.1 -72.1 43 6.0 -66.2 268 51 417.6 417.7 307.4 417.8 0.03 27 73 17519 -69.5 -75.5 41 6.0 -69.6 266 58 430.5 430.5 308.9 430.6 0.02 28 70 17770 -68.9 -74.9 42 6.0 -69.0 265 60 437.0 437.0 309.6 437.1 0.02 29 51 19662 -69.7 -76.7 35 7.0 -69.8 265 54 476.5 476.5 313.2 476.7 0.02 30 50 19780 -70.7 -77.7 35 7.0 -70.8 265 54 476.9 476.9 313.2 477.0 0.02 31 38 21388 -75.5 -81.5 38 6.0 -75.6 503.6 503.6 315.2 503.7 0.01 TRP 307 8535 -57.5 -61.0 64 3.5 -57.5 255 11 302.3 302.3 282.4 302.4 0.03 WND Sounding variables and indices 1000-500 mb thick: 5248.00 m Freezing level: 975.43 mb = 236.42 m = 775.65 ft Freezing level: 952.00 mb = 431.22 m = 1414.76 ft Freezing level: 952.00 mb = 431.22 m = 1414.76 ft Wetbulb zero: Below ground Precipitable water: 0.40 inches Sfc-500 mean rel hum: 84.73 % Est. max temperature: 7.51 C = 45.52 F Sfc-Lift cond lev (LCL): 971.07 mb = 271.93 m = 892.16 ft T: -0.14 C 700-500 lapse rate: 7.34 C/km Conv cond level (CCL): 884.28 mb = 1016.61 m = 3335.31 ft Mean mixing ratio: 3.49 g/kg Conv temperature: 5.79 C = 42.42 F Cap Strength: 3.21 C Lifted Index: 5.92 C Risk: None Lifted Index @300 mb: 12.61 C Lifted Index @700 mb: 3.06 C Showalter Index: 4.39 C Risk: None Total Totals Index: 53.90 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.80 C Cross Totals Index: 26.10 C K Index: 19.40 Risk: < 20 % chance of thunderstorms Sweat Index: 121.00 Risk: None Energy Index: 1.13 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.66 J/kg Max Up Vert Vel: 6.43 m/s Conv Inhibition (B-): 29232.96 J/kg Cap Strength: 5.63 C Lift Cond Lev (LCL): 917.45 mb = 726.52 m = 2383.58 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 334 at 7 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 ---------------------------------------------------------- 0 988 133 200 1 0.3 0.9 | 159 8 -2.8 7.3 1 925 662 300 5 4.3 -2.5 | 197 4 1.2 3.8 2 850 1328 265 7 7.0 0.6 | 209 8 3.8 6.9 3 700 2827 315 13 9.2 -9.2 | 295 7 6.0 -2.9 4 500 5280 305 9 7.4 -5.2 | 254 4 4.2 1.2 5 400 6820 290 13 12.2 -4.4 | 258 9 9.1 1.9 6 307 8535 255 11 10.6 2.8 | 219 12 7.5 9.2 7 300 8680 255 11 10.6 2.8 | 219 12 7.5 9.2 8 250 9840 265 17 16.9 1.5 | 240 16 13.8 7.8 9 200 11250 275 33 32.9 -2.9 | 263 30 29.7 3.5 10 150 13080 270 31 31.0 -0.0 | 257 29 27.8 6.3 11 100 15610 270 44 44.0 -0.0 | 261 41 40.8 6.3 12 70 17770 265 60 59.8 5.2 | 258 58 56.6 11.6 13 50 19780 265 54 53.8 4.7 | 258 52 50.6 11.0 Wind Parameters Mean winds (0-6000m): 303.5 at 9.4 knts Storm direction: 333.5 at 7.1 knts Shear (0-3000m) pos: 2.0 neg: 0.7 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 132.6 deg Storm rel helicity (0-3000m) pos: 29.0 neg: -0.8 tot: 28.2 m^2/s^2 ave: 9.4 10^-3 m/s^2 rel: 0.72 Storm rel vorticity (0-3000m) horiz: 3.7 stream: 2.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.47 Bulk Shear: 5.96 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 ------------------------------------------------------------------------------- 500 287 3 176 5| 5.1 0.0 5.1| 8.3 0.0 8.3 16.6 0.72| 6.3 4.6 1000 287 4 190 5| 2.6 1.3 3.8| 9.8 0.0 9.8 9.8 0.62| 4.7 2.9 1500 278 5 200 6| 1.7 1.4 3.1| 13.4 -0.1 13.3 8.8 0.60| 4.2 2.5 2000 281 6 210 6| 2.1 1.0 3.1| 19.5 -0.1 19.4 9.7 0.68| 4.0 2.7 2500 290 7 224 5| 2.3 0.8 3.1| 26.2 -0.1 26.1 10.4 0.74| 4.0 3.0 3000 297 8 237 5| 2.0 0.7 2.7| 29.0 -0.8 28.2 9.4 0.72| 3.7 2.7 4000 302 9 251 5| 1.5 0.6 2.1| 29.0 -3.1 25.9 6.5 0.60| 3.0 1.8 5000 304 9 256 5| 1.2 0.5 1.7| 29.0 -5.1 23.9 4.8 0.50| 2.6 1.3 6000 304 9 257 5| 1.0 0.6 1.6| 29.5 -5.3 24.2 4.0 0.45| 2.4 1.1 Wrote GIF file: /home/apache/climate/data/raob//ULWW/skewt/ULWW.skewt.20251222.00.gif