UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112912.upa.cvt Date: 1200Z 29 NOV 25 Searching for U9231... Searching the city database file for: U9231 ... Date:1200Z 29 NOV 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 1031 -230 -31.9 -36.9 61 5.0 -32.1 0 0 239.2 239.2 239.0 239.6 0.16 1 1000 0 0.2 25 3 273.4 2 717 2745 -25.9 -39.9 26 14.0 -27.0 2 24 271.9 272.0 266.3 272.4 0.17 3 700 2931 -26.3 -40.3 26 14.0 -27.4 360 25 273.4 273.4 267.3 273.9 0.16 4 637 3609 -28.1 -45.1 18 17.0 -29.2 357 30 278.8 278.8 270.6 279.1 0.11 5 603 4002 -28.1 -46.1 16 18.0 -29.3 356 33 283.2 283.2 273.2 283.5 0.10 6 560 4531 -29.5 -49.5 13 20.0 -30.7 353 38 287.6 287.6 275.5 287.9 0.07 7 500 5330 -34.7 -50.7 18 16.0 -35.5 350 44 290.7 290.7 277.2 291.0 0.07 8 430 6370 -40.9 -55.9 18 15.0 -41.4 295.7 295.7 279.4 295.8 0.05 TRP WND Sounding variables and indices 1000-500 mb thick: 5330.00 m Freezing level: Surface below freezing Freezing level: 1000.19 mb = -1.43 m = -4.70 ft Freezing level: 997.83 mb = 21.03 m = 69.01 ft Wetbulb zero: Below ground Precipitable water: 0.03 inches Sfc-500 mean rel hum: 17.82 % Est. max temperature: 2.38 C = 36.28 F Sfc-Lift cond lev (LCL): 946.57 mb = 453.05 m = 1486.37 ft T: -4.11 C 700-500 lapse rate: 3.50 C/km ThetaE index: 0.00 C Layer 1031.0- 0.0 mb Conv cond level (CCL): 724.46 mb = 2659.42 m = 8725.03 ft Mean mixing ratio: 0.69 g/kg Conv temperature: 1.25 C = 34.25 F Cap Strength: 15.10 C Lifted Index: 17.02 C Risk: None Lifted Index @700 mb: 4.03 C Showalter Index: 14.38 C Risk: None Total Totals Index: 18.36 C Risk: None Vertical Totals Index: 22.15 C Cross Totals Index: -3.79 C K Index: -30.34 Risk: None Sweat Index: 70.53 Risk: None Energy Index: 3.94 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 105.88 J/kg Max Up Vert Vel: 14.55 m/s Conv Inhibition (B-): 2300.19 J/kg Cap Strength: 16.75 C Lift Cond Lev (LCL): 767.96 mb = 2178.37 m = 7146.81 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 30 at 18 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 1031 -230 0 0 -0.0 -0.0 | 210 18 9.1 15.7 1 1000 0 25 3 -1.3 -2.7 | 211 15 7.8 12.9 2 925 873 30 11 -5.5 -9.5 | 210 7 3.6 6.1 3 850 1507 20 17 -5.8 -16.0 | 276 3 3.3 -0.3 4 700 2931 360 25 -0.0 -25.0 | 316 13 9.1 -9.3 5 500 5330 350 44 7.6 -43.3 | 329 32 16.7 -27.7 Wind Parameters Mean winds (0-6000m): 0.1 at 24.1 knts Storm direction: 30.1 at 18.1 knts Shear (0-3000m) pos: 1.7 neg: 2.7 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): 105.9 deg Storm rel helicity (0-3000m) pos: 12.2 neg: -0.7 tot: 11.4 m^2/s^2 ave: 3.8 10^-3 m/s^2 rel: 0.30 Storm rel vorticity (0-3000m) horiz: 4.7 stream: 1.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.69 Bulk Shear: 62.49 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 26 3 211 15| 5.6 0.0 5.6| 2.4 -0.3 2.1 4.2 0.08| 5.7 0.5 1000 28 5 211 13| 5.2 0.0 5.2| 2.4 -0.6 1.9 1.9 0.04| 5.2 0.2 1500 27 8 212 10| 3.4 1.7 5.1| 5.4 -0.7 4.6 3.1 0.16| 5.2 0.8 2000 24 10 219 8| 2.6 2.3 4.9| 8.9 -0.7 8.2 4.1 0.32| 5.0 1.6 2500 20 13 232 6| 2.1 2.5 4.6| 11.2 -0.7 10.5 4.2 0.34| 4.8 1.6 3000 15 15 253 6| 1.7 2.7 4.4| 12.2 -0.7 11.4 3.8 0.30| 4.7 1.4 4000 8 18 288 7| 1.3 3.1 4.4| 22.9 -0.8 22.1 5.5 0.30| 4.5 1.4 5000 3 22 307 10| 1.0 3.3 4.3| 30.6 -0.8 29.8 6.0 0.28| 4.5 1.2 6000 NO DATA | 0.9 3.4 4.3| | Wrote GIF file: /home/apache/climate/data/raob//U9231/skewt/U9231.skewt.20251129.12.gif