UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100612.upa.cvt Date: 1200Z 6 OCT 25 Searching for U9231... Searching the city database file for: U9231 ... Date:1200Z 6 OCT 25 Station: U9231 WMO ident: 29231 Latitude: 58.30 Longitude: 82.88 ------------------------------------------------------------------------------- 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 1019 75 -1.1 -1.8 95 0.7 -1.4 220 1 270.6 271.1 270.8 279.4 3.28 1 1000 225 -2.1 -3.0 94 0.9 -2.4 225 3 271.0 271.6 270.7 279.3 3.06 2 925 831 -6.3 -7.3 93 1.0 -6.6 240 3 272.9 273.3 270.8 279.4 2.38 3 850 1500 -10.5 -12.5 85 2.0 -11.1 255 5 275.1 275.4 271.1 280.0 1.72 4 739 2554 -18.5 -21.0 81 2.5 -19.0 277 6 277.7 277.8 271.4 280.5 0.97 5 700 2955 -20.3 -22.6 82 2.3 -20.7 285 7 280.0 280.2 272.7 282.7 0.89 6 671 3267 -21.5 -23.4 85 1.9 -21.8 291 8 282.1 282.2 273.8 284.7 0.86 7 604 4031 -28.5 -30.7 81 2.2 -28.7 305 10 282.6 282.7 273.5 284.1 0.49 8 500 5370 -33.7 -42.7 40 9.0 -34.3 330 13 292.0 292.0 277.9 292.6 0.18 9 458 5982 -35.7 -49.7 22 14.0 -36.4 332 15 296.9 296.9 280.1 297.2 0.09 10 400 6910 -42.5 -56.5 20 14.0 -42.9 335 17 299.8 299.8 281.3 299.9 0.05 11 328 8223 -51.3 -65.3 17 14.0 -51.5 335 20 305.2 305.2 283.5 305.2 0.02 12 300 8800 -53.3 -67.3 17 14.0 -53.5 335 21 310.2 310.2 285.4 310.3 0.01 13 294 8931 -54.3 -68.3 16 14.0 -54.5 335 21 310.6 310.6 285.5 310.6 0.01 14 285 9131 -54.7 -68.7 16 14.0 -54.9 335 21 312.8 312.8 286.4 312.9 0.01 15 250 9980 -52.1 -66.1 17 14.0 -52.4 335 23 328.6 328.6 291.3 328.7 0.02 16 214 10990 -51.1 -65.1 17 14.0 -51.4 332 26 345.1 345.1 295.6 345.2 0.03 17 200 11430 -51.5 -65.5 17 14.0 -51.8 330 27 351.2 351.2 296.9 351.3 0.03 18 150 13290 -52.3 -66.3 17 14.0 -52.7 330 29 380.0 380.0 302.3 380.1 0.03 19 100 15890 -54.7 -72.7 9 18.0 -55.2 330 25 422.0 422.0 308.0 422.1 0.02 20 98 16018 -54.7 -72.7 9 18.0 -55.2 329 25 424.5 424.5 308.2 424.6 0.02 21 70 18150 -56.5 -75.5 7 19.0 -57.1 320 23 463.5 463.5 312.1 463.6 0.02 22 52 20033 -59.3 -78.3 7 19.0 -59.9 316 21 498.1 498.1 314.8 498.2 0.02 23 50 20280 -59.1 -79.1 6 20.0 -59.7 315 21 504.2 504.2 315.2 504.3 0.02 24 36 22344 -58.1 -80.1 4 22.0 -59.0 556.5 556.5 318.5 556.6 0.02 TRP 294 8931 -54.3 -68.3 16 14.0 -54.5 335 21 310.6 310.6 285.5 310.6 0.01 WND Sounding variables and indices 1000-500 mb thick: 5145.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.29 inches Sfc-500 mean rel hum: 79.01 % Est. max temperature: 2.89 C = 37.20 F Sfc-Lift cond lev (LCL): 1007.84 mb = 162.87 m = 534.35 ft T: -1.68 C 700-500 lapse rate: 5.55 C/km ThetaE index: 0.10 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 947.56 mb = 643.71 m = 2111.88 ft Mean mixing ratio: 2.78 g/kg Conv temperature: 0.63 C = 33.14 F Cap Strength: 4.26 C Lifted Index: 10.69 C Risk: None Lifted Index @300 mb: 21.86 C Lifted Index @700 mb: 2.82 C Showalter Index: 10.23 C Risk: None Total Totals Index: 44.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.20 C Cross Totals Index: 21.20 C K Index: 8.40 Risk: None Sweat Index: 23.00 Risk: None Energy Index: 2.54 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.31 J/kg Max Up Vert Vel: 4.08 m/s Conv Inhibition (B-): 37627.32 J/kg Cap Strength: 10.37 C Lift Cond Lev (LCL): 954.79 mb = 584.63 m = 1918.04 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 335 at 6 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 1019 75 220 1 0.6 0.8 | 163 6 -1.9 6.2 1 1000 225 225 3 2.1 2.1 | 177 8 -0.4 7.6 2 925 831 240 3 2.6 1.5 | 180 7 0.0 6.9 3 850 1500 255 5 4.8 1.3 | 199 7 2.3 6.7 4 700 2955 285 7 6.8 -1.8 | 229 6 4.2 3.6 5 500 5370 330 13 6.5 -11.3 | 326 7 3.9 -5.8 6 400 6910 335 17 7.2 -15.4 | 335 11 4.6 -10.0 7 300 8800 335 21 8.9 -19.0 | 335 15 6.3 -13.6 8 294 8931 335 21 8.9 -19.0 | 335 15 6.3 -13.6 9 250 9980 335 23 9.7 -20.8 | 335 17 7.2 -15.4 10 200 11430 330 27 13.5 -23.4 | 329 21 10.9 -17.9 11 150 13290 330 29 14.5 -25.1 | 329 23 11.9 -19.7 12 100 15890 330 25 12.5 -21.7 | 329 19 9.9 -16.2 13 70 18150 320 23 14.8 -17.6 | 315 17 12.2 -12.2 14 50 20280 315 21 14.8 -14.8 | 307 15 12.3 -9.4 Wind Parameters Mean winds (0-6000m): 304.7 at 8.0 knts Storm direction: 334.7 at 6.0 knts Shear (0-3000m) pos: 1.2 neg: 0.0 tot: 1.2 10-3/s Storm rel Dir Shear (0-3000m): 70.6 deg Storm rel helicity (0-3000m) pos: 14.5 neg: 0.0 tot: 14.5 m^2/s^2 ave: 4.8 10^-3 m/s^2 rel: 0.90 Storm rel vorticity (0-3000m) horiz: 1.6 stream: 1.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.02 Bulk Shear: 8.14 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 3 176 7| 2.1 0.0 2.1| 3.7 0.0 3.7 7.4 0.82| 2.5 2.0 1000 234 3 179 7| 1.5 0.0 1.5| 5.5 0.0 5.5 5.5 0.84| 1.8 1.5 1500 242 3 184 7| 1.5 0.0 1.5| 8.5 0.0 8.5 5.7 0.89| 1.8 1.6 2000 249 4 189 7| 1.3 0.0 1.3| 10.5 0.0 10.5 5.3 0.90| 1.6 1.5 2500 256 4 195 7| 1.2 0.0 1.2| 12.5 0.0 12.5 5.0 0.90| 1.6 1.4 3000 263 5 200 6| 1.2 0.0 1.2| 14.5 0.0 14.5 4.8 0.90| 1.6 1.4 4000 276 6 213 6| 1.3 0.0 1.3| 19.8 0.0 19.8 4.9 0.93| 1.6 1.5 5000 292 7 233 5| 1.3 0.0 1.3| 26.2 0.0 26.2 5.2 0.94| 1.8 1.7 6000 305 8 258 4| 1.3 0.0 1.3| 29.9 0.0 29.9 5.0 0.88| 1.8 1.5 Wrote GIF file: /home/apache/climate/data/raob//U9231/skewt/U9231.skewt.20251006.12.gif