UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120500.upa.cvt Date: 0000Z 5 DEC 25 Searching for U9839... Searching the city database file for: U9839 ... Date:0000Z 5 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 113 190 5 SFC 996 145 -1.5 -2.7 92 1.2 -2.0 190 5 272.0 272.5 271.4 280.5 3.14 2 960 437 -2.1 -3.5 90 1.4 -2.6 215 12 274.2 274.7 272.7 282.6 3.07 3 925 731 -4.1 -5.1 93 1.0 -4.4 240 19 275.1 275.6 272.8 282.9 2.82 4 850 1393 -8.7 -9.5 94 0.8 -8.9 260 35 277.0 277.4 273.0 283.2 2.18 5 789 1966 -12.5 -13.3 94 0.8 -12.7 262 35 278.9 279.2 273.4 283.9 1.74 6 700 2874 -16.5 -18.5 84 2.0 -17.0 265 35 284.2 284.4 275.6 288.0 1.27 7 619 3787 -21.5 -23.5 84 2.0 -21.9 270 37 288.7 288.8 277.4 291.5 0.93 8 556 4567 -27.5 -28.7 89 1.2 -27.6 275 38 290.6 290.7 277.9 292.6 0.64 9 500 5320 -33.1 -35.3 81 2.2 -33.3 280 40 292.7 292.7 278.6 293.9 0.38 10 424 6464 -40.3 -46.3 53 6.0 -40.6 291 46 297.6 297.6 280.5 298.1 0.14 11 400 6860 -43.5 -49.5 51 6.0 -43.7 295 48 298.5 298.5 280.8 298.8 0.10 12 364 7489 -48.1 -54.1 50 6.0 -48.3 298 58 300.5 300.5 281.6 300.7 0.07 13 346 7822 -49.6 -56.1 47 6.5 -49.8 300 64 302.8 302.8 282.6 303.0 0.06 14 327 8191 -51.3 -58.3 43 7.0 -51.4 296 54 305.4 305.4 283.6 305.6 0.04 15 305 8643 -52.3 -60.3 38 8.0 -52.5 291 41 310.2 310.2 285.4 310.3 0.04 16 300 8750 -54.1 -63.1 32 9.0 -54.2 290 38 309.1 309.1 285.0 309.2 0.03 17 289 8990 -55.9 -64.9 32 9.0 -56.0 290 46 309.8 309.8 285.3 309.9 0.02 18 269 9446 -58.1 -68.1 27 10.0 -58.2 290 60 313.1 313.1 286.4 313.1 0.01 19 267 9493 -58.1 -68.1 27 10.0 -58.2 290 60 313.7 313.7 286.6 313.8 0.01 20 250 9910 -57.5 -68.5 23 11.0 -57.6 290 60 320.6 320.6 288.9 320.6 0.02 21 200 11320 -56.9 -71.9 13 15.0 -57.1 290 58 342.7 342.7 295.0 342.7 0.01 22 182 11917 -57.5 -77.5 6 20.0 -57.7 290 55 351.1 351.1 296.8 351.1 0.01 23 150 13140 -57.7 -79.7 4 22.0 -58.0 290 50 370.7 370.7 300.7 370.7 0.00 24 100 15670 -61.5 -83.5 4 22.0 -61.7 285 50 408.9 408.9 306.4 408.9 0.00 25 94 16055 -61.1 -83.1 4 22.0 -61.4 284 50 417.0 417.0 307.4 417.0 0.00 26 70 17870 -65.5 -86.5 4 21.0 -65.7 280 50 444.3 444.3 310.3 444.3 0.00 27 50 19910 -67.3 -88.3 4 21.0 -67.5 280 46 484.9 484.9 313.8 484.9 0.00 28 38 21546 -71.1 -91.1 4 20.0 -71.3 277 56 514.8 514.8 315.9 514.8 0.00 29 30 22940 -71.7 -91.7 4 20.0 -71.9 275 64 549.2 549.2 318.1 549.2 0.00 30 20 25327 -72.7 -92.7 3 20.0 -72.9 613.6 613.6 321.2 613.7 0.00 TRP 269 9446 -58.1 -68.1 27 10.0 -58.2 290 60 313.1 313.1 286.4 313.1 0.01 WND 346 7822 -49.6 -56.1 47 6.5 -49.8 300 64 302.8 302.8 282.6 303.0 0.06 Sounding variables and indices 1000-500 mb thick: 5207.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.34 inches Sfc-500 mean rel hum: 88.45 % Est. max temperature: 3.69 C = 38.63 F Sfc-Lift cond lev (LCL): 977.30 mb = 295.48 m = 969.42 ft T: -1.81 C 700-500 lapse rate: 6.79 C/km Conv cond level (CCL): 912.84 mb = 834.59 m = 2738.11 ft Mean mixing ratio: 2.93 g/kg Conv temperature: 1.95 C = 35.52 F Cap Strength: 7.81 C Lifted Index: 8.95 C Risk: None Lifted Index @300 mb: 18.95 C Lifted Index @700 mb: 4.40 C Showalter Index: 8.31 C Risk: None Total Totals Index: 48.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.40 C Cross Totals Index: 23.60 C K Index: 12.90 Risk: None Sweat Index: 110.00 Risk: None Energy Index: 2.22 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.41 J/kg Max Up Vert Vel: 5.18 m/s Conv Inhibition (B-): 42688.18 J/kg Cap Strength: 8.78 C Lift Cond Lev (LCL): 927.58 mb = 709.01 m = 2326.13 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 299 at 26 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 ---------------------------------------------------------- 0 996 145 190 5 0.9 4.9 | 129 28 -21.4 17.5 1 925 731 240 19 16.5 9.5 | 165 23 -5.8 22.1 2 850 1393 260 35 34.5 6.1 | 213 22 12.2 18.7 3 700 2874 265 35 34.9 3.1 | 219 20 12.6 15.6 4 500 5320 280 40 39.4 -6.9 | 252 18 17.1 5.6 5 400 6860 295 48 43.5 -20.3 | 290 23 21.2 -7.7 6 346 7822 300 64 55.4 -32.0 | 300 38 33.2 -19.4 7 300 8750 290 38 35.7 -13.0 | 272 13 13.4 -0.4 8 269 9446 290 60 56.4 -20.5 | 283 35 34.1 -7.9 9 250 9910 290 60 56.4 -20.5 | 283 35 34.1 -7.9 10 200 11320 290 58 54.5 -19.8 | 283 33 32.2 -7.3 11 150 13140 290 50 47.0 -17.1 | 280 25 24.7 -4.5 12 100 15670 285 50 48.3 -12.9 | 271 26 26.0 -0.4 13 70 17870 280 50 49.2 -8.7 | 262 27 27.0 3.9 14 50 19910 280 46 45.3 -8.0 | 259 23 23.0 4.6 15 30 22940 275 64 63.8 -5.6 | 260 42 41.5 7.0 Wind Parameters Mean winds (0-6000m): 269.5 at 34.1 knts Storm direction: 299.5 at 25.6 knts Shear (0-3000m) pos: 6.0 neg: 0.0 tot: 6.0 10-3/s Storm rel Dir Shear (0-3000m): 92.8 deg Storm rel helicity (0-3000m) pos: 241.9 neg: 0.0 tot: 241.9 m^2/s^2 ave: 80.6 10^-3 m/s^2 rel: 0.95 Storm rel vorticity (0-3000m) horiz: 6.9 stream: 6.6 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.14 Bulk Shear: 95.44 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 ------------------------------------------------------------------------------- 500 228 11 145 24| 14.1 0.0 14.1| 99.1 0.0 99.1 198.1 0.95| 15.0 14.3 1000 241 17 160 22| 13.9 0.0 13.9|181.7 0.0 181.7 181.7 0.96| 14.9 14.3 1500 250 22 177 20| 11.6 0.0 11.6|226.3 0.0 226.3 150.9 0.96| 12.6 12.2 2000 254 26 187 20| 8.7 0.0 8.7|230.4 0.0 230.4 115.2 0.96| 9.7 9.3 2500 257 28 194 19| 7.0 0.0 7.0|234.3 0.0 234.3 93.7 0.95| 8.0 7.6 3000 259 29 198 19| 6.0 0.0 6.0|241.9 0.0 241.9 80.6 0.95| 6.9 6.6 4000 262 31 206 19| 4.8 0.0 4.8|263.7 0.0 263.7 65.9 0.95| 5.8 5.5 5000 266 32 214 18| 4.1 0.0 4.1|285.8 0.0 285.8 57.2 0.95| 5.1 4.9 6000 269 34 223 17| 3.9 0.0 3.9|324.9 0.0 324.9 54.2 0.96| 4.9 4.7 Wrote GIF file: /home/apache/climate/data/raob//U9839/skewt/U9839.skewt.20251205.00.gif