UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120300.upa.cvt Date: 0000Z 3 DEC 25 Searching for U9231... Searching the city database file for: U9231 ... Date:0000Z 3 DEC 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 1010 72 -4.5 -7.0 83 2.5 -5.3 230 3 267.9 268.3 267.3 273.9 2.23 1 1000 150 -5.5 -7.9 83 2.4 -6.2 230 5 267.6 268.0 266.9 273.3 2.10 2 973 365 -7.1 -9.1 86 2.0 -7.7 232 7 268.1 268.5 267.0 273.5 1.97 3 925 765 -1.5 -7.5 64 6.0 -3.6 235 11 277.8 278.2 273.6 284.4 2.35 4 850 1426 -3.9 -19.9 28 16.0 -7.9 255 23 282.1 282.2 273.9 284.8 0.93 5 742 2501 -6.9 -12.9 62 6.0 -8.8 272 30 290.0 290.3 279.4 295.7 1.91 6 700 2957 -9.7 -15.7 62 6.0 -11.4 280 33 291.7 292.0 279.8 296.6 1.61 7 500 5450 -29.3 -35.3 56 6.0 -30.0 300 38 297.3 297.4 280.7 298.6 0.38 8 400 7000 -40.7 -45.7 59 5.0 -41.0 295 42 302.1 302.1 282.4 302.7 0.16 9 300 8910 -54.7 -59.7 54 5.0 -54.8 295 46 308.2 308.3 284.7 308.4 0.04 10 250 10050 -63.3 -68.3 51 5.0 -63.3 290 48 312.0 312.0 286.1 312.0 0.02 11 216 10937 -68.3 290 50 317.5 12 200 11400 -67.5 290 50 325.9 13 174 12252 -62.3 290 48 347.7 14 150 13170 -63.1 290 46 361.4 15 144 13420 -63.7 290 46 364.6 16 122 14443 -60.7 290 44 387.8 17 100 15670 -63.7 290 42 404.7 18 95 15985 -63.7 410.6 19 81 16953 -67.9 421.2 TRP 216 10937 -68.3 290 50 317.5 WND Sounding variables and indices 1000-500 mb thick: 5300.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.31 inches Sfc-500 mean rel hum: 57.27 % Est. max temperature: 9.12 C = 48.41 F Sfc-Lift cond lev (LCL): 970.79 mb = 382.91 m = 1256.26 ft T: -6.85 C 700-500 lapse rate: 7.86 C/km ThetaE index: 0.58 C Layer 1000.0- 973.0 mb Conv cond level (CCL): 661.72 mb = 3373.69 m = 11068.41 ft Mean mixing ratio: 2.13 g/kg Conv temperature: 20.47 C = 68.84 F Cap Strength: 14.60 C Lifted Index: 16.32 C Risk: None Lifted Index @300 mb: 21.57 C Lifted Index @700 mb: 14.60 C Showalter Index: 10.85 C Risk: None Total Totals Index: 34.80 C Risk: None Vertical Totals Index: 25.40 C Cross Totals Index: 9.40 C K Index: -0.50 Risk: None Sweat Index: 84.00 Risk: None Energy Index: 2.96 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 43.88 J/kg Max Up Vert Vel: 9.37 m/s Conv Inhibition (B-): 22072.60 J/kg Cap Strength: 16.31 C Lift Cond Lev (LCL): 901.85 mb = 963.09 m = 3159.72 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 313 at 22 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 1010 72 230 3 2.3 1.9 | 141 22 -13.6 16.7 1 1000 150 230 5 3.8 3.2 | 146 22 -12.1 18.0 2 925 765 235 11 9.0 6.3 | 162 22 -6.9 21.0 3 850 1426 255 23 22.2 6.0 | 197 22 6.3 20.7 4 700 2957 280 33 32.5 -5.7 | 242 19 16.6 9.0 5 500 5450 300 38 32.9 -19.0 | 284 18 17.0 -4.3 6 400 7000 295 42 38.1 -17.7 | 278 22 22.2 -3.0 7 300 8910 295 46 41.7 -19.4 | 280 26 25.8 -4.7 8 250 10050 290 48 45.1 -16.4 | 273 29 29.2 -1.7 9 216 10937 290 50 47.0 -17.1 | 274 31 31.1 -2.4 10 200 11400 290 50 47.0 -17.1 | 274 31 31.1 -2.4 11 150 13170 290 46 43.2 -15.7 | 272 27 27.3 -1.0 12 100 15670 290 42 39.5 -14.4 | 269 24 23.6 0.4 Wind Parameters Mean winds (0-6000m): 282.9 at 28.9 knts Storm direction: 312.9 at 21.7 knts Shear (0-3000m) pos: 5.4 neg: 0.0 tot: 5.4 10-3/s Storm rel Dir Shear (0-3000m): 102.4 deg Storm rel helicity (0-3000m) pos: 209.0 neg: 0.0 tot: 209.0 m^2/s^2 ave: 69.7 10^-3 m/s^2 rel: 0.99 Storm rel vorticity (0-3000m) horiz: 6.5 stream: 6.4 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 0.52 Bulk Shear: 84.41 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 ------------------------------------------------------------------------------- 500 232 7 150 22| 6.3 0.0 6.3| 35.1 0.0 35.1 70.2 1.00| 6.3 6.3 1000 236 9 158 21| 7.0 0.0 7.0| 81.1 0.0 81.1 81.1 1.00| 7.2 7.2 1500 246 13 169 21| 7.3 0.0 7.3|131.3 0.0 131.3 87.6 1.00| 7.8 7.8 2000 252 16 179 20| 6.4 0.0 6.4|157.6 0.0 157.6 78.8 0.99| 7.1 7.1 2500 258 19 187 19| 5.8 0.0 5.8|184.6 0.0 184.6 73.9 0.99| 6.8 6.7 3000 264 21 196 18| 5.4 0.0 5.4|209.0 0.0 209.0 69.7 0.99| 6.5 6.4 4000 271 24 210 17| 4.3 0.0 4.3|233.6 0.0 233.6 58.4 0.99| 5.5 5.5 5000 278 27 224 15| 3.7 0.0 3.7|258.8 0.0 258.8 51.8 0.99| 5.0 4.9 6000 283 29 236 15| 3.2 0.1 3.3|268.5 -4.0 264.5 44.1 0.94| 4.5 4.2 Wrote GIF file: /home/apache/climate/data/raob//U9231/skewt/U9231.skewt.20251203.00.gif