UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011000.upa.cvt Date: 0000Z 10 JAN 26 Searching for U9231... Searching the city database file for: U9231 ... Date:0000Z 10 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 ------------------------------------------------------------------------------- 0 1000 46 230 3 SFC 996 77 -8.1 -12.8 69 4.7 -9.3 230 3 265.4 265.6 264.1 269.3 1.43 2 925 642 -11.5 -14.8 76 3.3 -12.3 240 13 267.5 267.8 265.4 271.2 1.31 3 883 999 -13.3 -15.5 83 2.2 -13.8 245 20 269.3 269.5 266.6 272.9 1.29 4 850 1291 -13.3 -15.4 84 2.1 -13.8 250 25 272.2 272.4 268.7 276.0 1.36 5 827 1500 -13.3 -14.9 88 1.6 -13.7 252 28 274.4 274.6 270.2 278.5 1.45 6 765 2096 -11.1 -12.8 87 1.7 -11.6 258 37 282.9 283.2 275.8 288.3 1.86 7 726 2496 -13.5 -15.6 84 2.1 -14.0 262 44 284.6 284.8 276.2 289.2 1.56 8 700 2773 -13.5 -15.6 84 2.1 -14.0 265 48 287.5 287.8 277.9 292.4 1.62 9 680 2993 -13.5 -15.6 84 2.1 -14.0 265 50 289.9 290.2 279.1 295.0 1.67 10 632 3548 -15.3 -17.8 81 2.5 -15.9 267 56 294.0 294.3 280.7 298.6 1.49 11 520 4995 -24.5 -27.8 74 3.3 -25.1 269 70 299.8 299.9 282.3 302.2 0.75 12 500 5280 -26.5 270 73 300.7 13 400 6850 -37.9 275 77 305.7 14 355 7662 -43.3 275 80 309.1 15 300 8770 -53.3 275 85 310.2 16 274 9349 -59.5 277 85 309.4 17 250 9920 -63.7 280 85 311.4 18 215 10830 -70.3 280 86 314.8 19 200 11260 -70.1 280 87 321.7 20 198 11320 -70.0 285 89 322.8 21 192 11503 -69.7 326.2 TRP WND 198 11320 -70.0 285 89 322.8 Sounding variables and indices 1000-500 mb thick: 5234.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.27 inches Sfc-500 mean rel hum: 80.99 % Est. max temperature: -0.88 C = 30.41 F Sfc-Lift cond lev (LCL): 923.86 mb = 651.46 m = 2137.30 ft T: -11.55 C 700-500 lapse rate: 5.19 C/km Conv cond level (CCL): 569.88 mb = 4316.00 m = 14159.94 ft Mean mixing ratio: 1.35 g/kg Conv temperature: 23.61 C = 74.51 F Cap Strength: 24.35 C Lifted Index: 24.81 C Risk: None Lifted Index @300 mb: 28.01 C Lifted Index @700 mb: 16.42 C Showalter Index: 20.53 C Risk: None Total Totals Index: 24.30 C Risk: None Vertical Totals Index: 13.20 C Cross Totals Index: 11.10 C K Index: -4.30 Risk: None Sweat Index: 190.75 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.78 J/kg Max Up Vert Vel: 4.64 m/s Conv Inhibition (B-): 10028.94 J/kg Cap Strength: 24.84 C Lift Cond Lev (LCL): 890.34 mb = 935.61 m = 3069.55 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 296 at 35 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 77 230 3 2.3 1.9 | 120 34 -29.6 17.3 1 925 642 240 13 11.3 6.5 | 137 30 -20.6 21.9 2 850 1291 250 25 23.5 8.6 | 161 25 -8.4 24.0 3 700 2773 265 48 47.8 4.2 | 219 25 16.0 19.6 4 500 5280 270 73 73.0 -0.0 | 249 44 41.1 15.4 5 400 6850 275 77 76.7 -6.7 | 259 46 44.9 8.7 6 300 8770 275 85 84.7 -7.4 | 261 53 52.8 8.0 7 250 9920 280 85 83.7 -14.8 | 269 52 51.9 0.7 8 200 11260 280 87 85.7 -15.1 | 270 54 53.8 0.3 Wind Parameters Mean winds (0-6000m): 265.8 at 47.2 knts Storm direction: 295.8 at 35.4 knts Shear (0-3000m) pos: 8.3 neg: 0.0 tot: 8.3 10-3/s Storm rel Dir Shear (0-3000m): 104.2 deg Storm rel helicity (0-3000m) pos: 337.5 neg: 0.0 tot: 337.5 m^2/s^2 ave: 112.5 10^-3 m/s^2 rel: 0.95 Storm rel vorticity (0-3000m) horiz: 8.7 stream: 8.2 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.05 Bulk Shear: 220.16 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 ------------------------------------------------------------------------------- 500 238 7 127 32| 9.2 0.0 9.2| 69.9 0.0 69.9 139.7 0.91| 9.2 8.4 1000 242 12 135 30| 9.4 0.0 9.4|135.7 0.0 135.7 135.7 0.91| 9.5 8.7 1500 246 16 142 28| 9.2 0.0 9.2|192.5 0.0 192.5 128.3 0.93| 9.3 8.7 2000 250 20 151 26| 8.9 0.0 8.9|244.6 0.0 244.6 122.3 0.94| 9.1 8.6 2500 255 25 160 23| 8.7 0.0 8.7|298.4 0.0 298.4 119.4 0.95| 9.1 8.7 3000 258 28 169 22| 8.3 0.0 8.3|337.5 0.0 337.5 112.5 0.95| 8.7 8.2 4000 261 35 188 21| 7.5 0.0 7.5|396.1 0.0 396.1 99.0 0.91| 7.8 7.1 5000 264 42 206 22| 7.1 0.0 7.1|459.9 0.0 459.9 92.0 0.87| 7.3 6.3 6000 266 47 219 24| 6.2 0.0 6.2|517.8 0.0 517.8 86.3 0.86| 6.6 5.7 Wrote GIF file: /home/apache/climate/data/raob//U9231/skewt/U9231.skewt.20260110.00.gif