UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011400.upa.cvt Date: 0000Z 14 JAN 26 Searching for U9231... Searching the city database file for: U9231 ... Date:0000Z 14 JAN 26 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 1029 75 -32.7 -38.7 55 6.0 -33.0 310 1 238.5 238.5 238.3 238.8 0.13 1 1000 278 -29.7 -34.0 66 4.3 -30.0 310 3 243.4 243.5 243.2 244.0 0.22 2 925 841 -21.7 -24.6 77 2.9 -22.1 320 5 257.1 257.2 256.0 258.7 0.56 3 850 1461 -23.9 -26.8 77 2.9 -24.2 320 7 261.1 261.2 259.1 262.5 0.50 4 819 1732 -25.1 -28.2 75 3.1 -25.4 322 7 262.6 262.7 260.2 263.9 0.46 5 700 2863 -29.5 -32.6 74 3.1 -29.8 330 9 269.8 269.9 265.3 270.9 0.35 6 522 4900 -40.9 -43.8 73 2.9 -41.1 343 14 279.7 279.7 271.2 280.2 0.15 7 500 5190 -43.9 345 15 279.5 8 499 5203 -44.1 345 15 279.4 9 400 6660 -50.3 350 19 289.6 10 328 7942 -56.3 340 23 298.3 11 300 8510 -56.1 340 25 306.3 12 250 9670 -55.1 335 27 324.1 13 200 11100 -56.3 325 31 343.6 14 150 12920 -58.5 310 36 369.3 15 100 15440 -62.3 300 44 407.4 16 92 15954 -62.3 299 45 417.2 17 70 17630 -64.7 295 48 446.0 18 65 18082 -64.9 455.1 TRP 328 7942 -56.3 340 23 298.3 WND Sounding variables and indices 1000-500 mb thick: 4912.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.07 inches Sfc-500 mean rel hum: 73.86 % Est. max temperature: -11.50 C = 11.30 F Sfc-Lift cond lev (LCL): 928.21 mb = 815.99 m = 2677.09 ft T: -22.06 C 700-500 lapse rate: 6.19 C/km Conv cond level (CCL): 605.96 mb = 3864.55 m = 12678.83 ft Mean mixing ratio: 0.32 g/kg Conv temperature: 3.82 C = 38.88 F Cap Strength: 26.11 C Lifted Index: 25.63 C Risk: None Lifted Index @300 mb: 41.09 C Lifted Index @700 mb: 19.64 C Showalter Index: 14.03 C Risk: None Total Totals Index: 37.10 C Risk: None Vertical Totals Index: 20.00 C Cross Totals Index: 17.10 C K Index: -9.90 Risk: None Sweat Index: 29.00 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 53.08 J/kg Max Up Vert Vel: 10.30 m/s Conv Inhibition (B-): 35579.21 J/kg Cap Strength: 26.14 C Lift Cond Lev (LCL): 932.37 mb = 783.71 m = 2571.21 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 6 at 8 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 1029 75 310 1 0.8 -0.6 | 193 7 1.6 6.8 1 1000 278 310 3 2.3 -1.9 | 210 6 3.1 5.6 2 925 841 320 5 3.2 -3.8 | 228 5 4.1 3.7 3 850 1461 320 7 4.5 -5.4 | 248 6 5.4 2.1 4 700 2863 330 9 4.5 -7.8 | 273 5 5.4 -0.3 5 500 5190 345 15 3.9 -14.5 | 326 8 4.7 -7.0 6 400 6660 350 19 3.3 -18.7 | 340 12 4.2 -11.2 7 328 7942 340 23 7.9 -21.6 | 328 17 8.7 -14.1 8 300 8510 340 25 8.6 -23.5 | 330 19 9.4 -16.0 9 250 9670 335 27 11.4 -24.5 | 324 21 12.3 -17.0 10 200 11100 325 31 17.8 -25.4 | 314 26 18.6 -17.9 11 150 12920 310 36 27.6 -23.1 | 299 32 28.4 -15.6 12 100 15440 300 44 38.1 -22.0 | 290 42 39.0 -14.5 13 70 17630 295 48 43.5 -20.3 | 286 46 44.4 -12.8 Wind Parameters Mean winds (0-6000m): 336.5 at 10.1 knts Storm direction: 6.5 at 7.5 knts Shear (0-3000m) pos: 1.5 neg: 0.0 tot: 1.5 10-3/s Storm rel Dir Shear (0-3000m): 86.0 deg Storm rel helicity (0-3000m) pos: 13.6 neg: 0.0 tot: 13.6 m^2/s^2 ave: 4.5 10^-3 m/s^2 rel: 0.96 Storm rel vorticity (0-3000m) horiz: 1.6 stream: 1.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 7.11 Bulk Shear: 7.46 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 ------------------------------------------------------------------------------- 500 312 3 208 6| 3.2 0.0 3.2| 4.9 0.0 4.9 9.9 0.93| 3.2 3.0 1000 317 4 217 6| 2.5 0.0 2.5| 7.4 0.0 7.4 7.4 0.94| 2.5 2.3 1500 318 5 226 6| 2.1 0.0 2.1| 9.5 0.0 9.5 6.3 0.94| 2.2 2.0 2000 320 5 232 5| 1.8 0.0 1.8| 10.7 0.0 10.7 5.4 0.95| 1.8 1.7 2500 322 6 239 5| 1.6 0.0 1.6| 12.0 0.0 12.0 4.8 0.95| 1.7 1.6 3000 324 6 244 5| 1.5 0.0 1.5| 13.6 0.0 13.6 4.5 0.96| 1.6 1.5 4000 328 8 257 5| 1.4 0.0 1.4| 17.7 0.0 17.7 4.4 0.95| 1.5 1.5 5000 333 9 274 5| 1.4 0.0 1.4| 22.6 0.0 22.6 4.5 0.93| 1.5 1.4 6000 336 10 290 5| 1.4 0.0 1.4| 26.9 0.0 26.9 4.5 0.87| 1.5 1.3 Wrote GIF file: /home/apache/climate/data/raob//U9231/skewt/U9231.skewt.20260114.00.gif