UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011812.upa.cvt Date: 1200Z 18 JAN 26 Searching for U9231... Searching the city database file for: U9231 ... Date:1200Z 18 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 1039 78 -31.7 -35.8 67 4.1 -31.9 210 3 238.8 238.8 238.7 239.3 0.17 1 1000 351 -27.5 -31.7 67 4.2 -27.8 215 5 245.6 245.7 245.3 246.4 0.27 2 925 919 -22.1 -27.0 64 4.9 -22.7 235 9 256.7 256.8 255.4 258.0 0.45 3 915 999 -21.3 -26.3 64 5.0 -21.9 238 9 258.3 258.4 256.8 259.7 0.49 4 850 1539 -21.3 -26.3 64 5.0 -22.0 260 11 263.8 263.9 261.2 265.3 0.52 5 748 2482 -24.1 -29.1 63 5.0 -24.7 280 14 270.6 270.7 266.0 272.0 0.46 6 700 2965 -27.5 -32.5 62 5.0 -28.0 290 15 272.0 272.1 266.8 273.1 0.36 7 577 4328 -34.7 -41.7 49 7.0 -35.1 319 15 279.1 279.1 270.9 279.6 0.17 8 500 5310 -41.1 -48.1 47 7.0 -41.3 340 15 282.9 282.9 273.1 283.3 0.10 9 400 6800 -51.1 -58.1 43 7.0 -51.2 355 17 288.6 288.6 276.0 288.7 0.04 10 346 7721 -57.7 -64.7 40 7.0 -57.8 355 17 291.9 291.9 277.6 291.9 0.02 11 300 8610 -60.1 -67.1 39 7.0 -60.2 355 17 300.6 300.6 281.6 300.7 0.02 12 275 9156 -62.5 -69.5 38 7.0 -62.6 355 17 304.7 304.7 283.3 304.8 0.01 13 250 9750 -62.9 -69.9 38 7.0 -63.0 355 17 312.6 312.6 286.2 312.6 0.01 14 200 11120 -63.9 -70.9 38 7.0 -64.0 5 19 331.6 331.6 292.2 331.6 0.01 15 150 12880 -64.1 -72.1 33 8.0 -64.2 5 19 359.7 359.7 298.7 359.7 0.02 16 100 15330 -69.1 -77.1 30 8.0 -69.2 345 23 394.2 394.2 304.4 394.3 0.01 17 92 15829 -69.1 -77.1 30 8.0 -69.2 344 23 403.7 403.7 305.7 403.8 0.01 18 70 17450 -72.7 -81.7 24 9.0 -72.8 340 23 428.9 428.9 308.7 428.9 0.01 19 50 19420 -74.9 -83.9 23 9.0 -75.0 330 23 467.0 467.0 312.4 467.0 0.01 20 48 19657 -75.1 -84.1 23 9.0 -75.2 472.0 472.0 312.8 472.0 0.01 TRP 275 9156 -62.5 -69.5 38 7.0 -62.6 355 17 304.7 304.7 283.3 304.8 0.01 WND Sounding variables and indices 1000-500 mb thick: 4959.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.08 inches Sfc-500 mean rel hum: 58.84 % Est. max temperature: -9.82 C = 14.33 F Sfc-Lift cond lev (LCL): 968.84 mb = 581.66 m = 1908.31 ft T: -25.31 C 700-500 lapse rate: 5.80 C/km ThetaE index: 0.00 C Layer 1039.0--788598326743269376.0 mb Conv cond level (CCL): 549.93 mb = 4657.20 m = 15279.35 ft Mean mixing ratio: 0.29 g/kg Conv temperature: 10.31 C = 50.56 F Cap Strength: 26.63 C Lifted Index: 28.72 C Risk: None Lifted Index @300 mb: 37.32 C Lifted Index @700 mb: 21.93 C Showalter Index: 14.54 C Risk: None Total Totals Index: 34.60 C Risk: None Vertical Totals Index: 19.80 C Cross Totals Index: 14.80 C K Index: -11.50 Risk: None Sweat Index: 37.00 Risk: None Energy Index: 3.79 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 54.22 J/kg Max Up Vert Vel: 10.41 m/s Conv Inhibition (B-): 38905.77 J/kg Cap Strength: 28.60 C Lift Cond Lev (LCL): 923.91 mb = 927.60 m = 3043.28 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 331 at 10 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 1039 78 210 3 1.5 2.6 | 164 11 -3.2 11.0 1 1000 351 215 5 2.9 4.1 | 172 13 -1.9 12.5 2 925 919 235 9 7.4 5.2 | 191 14 2.7 13.6 3 850 1539 260 11 10.8 1.9 | 211 12 6.1 10.3 4 700 2965 290 15 14.1 -5.1 | 251 10 9.4 3.3 5 500 5310 340 15 5.1 -14.1 | 356 6 0.4 -5.7 6 400 6800 355 17 1.5 -16.9 | 21 9 -3.2 -8.5 7 300 8610 355 17 1.5 -16.9 | 21 9 -3.2 -8.5 8 275 9156 355 17 1.5 -16.9 | 21 9 -3.2 -8.5 9 250 9750 355 17 1.5 -16.9 | 21 9 -3.2 -8.5 10 200 11120 5 19 -1.7 -18.9 | 31 12 -6.4 -10.5 11 150 12880 5 19 -1.7 -18.9 | 31 12 -6.4 -10.5 12 100 15330 345 23 6.0 -22.2 | 355 14 1.2 -13.8 13 70 17450 340 23 7.9 -21.6 | 347 14 3.1 -13.2 14 50 19420 330 23 11.5 -19.9 | 329 13 6.8 -11.5 Wind Parameters Mean winds (0-6000m): 300.7 at 12.9 knts Storm direction: 330.7 at 9.6 knts Shear (0-3000m) pos: 2.6 neg: 0.0 tot: 2.6 10-3/s Storm rel Dir Shear (0-3000m): 89.9 deg Storm rel helicity (0-3000m) pos: 59.8 neg: 0.0 tot: 59.8 m^2/s^2 ave: 19.9 10^-3 m/s^2 rel: 0.94 Storm rel vorticity (0-3000m) horiz: 3.4 stream: 3.2 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 2.33 Bulk Shear: 23.25 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 ------------------------------------------------------------------------------- 500 217 5 171 12| 3.8 0.0 3.8| 11.1 0.0 11.1 22.1 0.88| 3.9 3.4 1000 228 7 180 13| 3.7 0.0 3.7| 25.2 0.0 25.2 25.2 0.93| 4.0 3.7 1500 239 8 189 13| 3.3 0.0 3.3| 37.1 0.0 37.1 24.7 0.92| 4.0 3.7 2000 248 9 196 12| 2.9 0.0 2.9| 44.7 0.0 44.7 22.3 0.93| 3.7 3.4 2500 256 10 203 12| 2.7 0.0 2.7| 52.4 0.0 52.4 21.0 0.94| 3.5 3.3 3000 264 10 211 11| 2.6 0.0 2.6| 59.8 0.0 59.8 19.9 0.94| 3.4 3.2 4000 277 12 224 10| 2.1 0.0 2.1| 69.4 0.0 69.4 17.3 0.91| 3.3 3.0 5000 289 12 238 8| 1.7 0.0 1.7| 77.5 0.0 77.5 15.5 0.92| 3.2 3.0 6000 301 13 254 7| 1.6 0.0 1.6| 82.1 0.0 82.1 13.7 0.91| 3.0 2.7 Wrote GIF file: /home/apache/climate/data/raob//U9231/skewt/U9231.skewt.20260118.12.gif