UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120812.upa.cvt Date: 1200Z 8 DEC 25 Searching for X4009... Searching the city database file for: X4009 ... Date:1200Z 8 DEC 25 Station: X4009 WMO ident: 34009 Latitude: 51.77 Longitude: 36.17 ------------------------------------------------------------------------------- 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 220 90 5 SFC 997 244 0.6 -2.8 78 3.4 -0.7 90 5 274.0 274.5 272.6 282.5 3.11 2 986 333 -1.7 -5.9 73 4.2 -3.1 98 7 272.5 273.0 270.8 279.4 2.49 3 937 739 -3.3 -7.4 73 4.1 -4.7 136 17 274.9 275.3 272.0 281.4 2.34 4 925 841 -2.1 -7.1 69 5.0 -3.8 145 19 277.2 277.6 273.4 284.0 2.42 5 914 936 -1.3 -8.3 59 7.0 -3.7 146 19 278.9 279.3 274.2 285.3 2.23 6 879 1246 -2.7 -9.7 59 7.0 -5.0 148 20 280.6 281.0 274.9 286.6 2.08 7 850 1513 -1.1 -14.1 37 13.0 -5.1 150 21 285.0 285.3 276.4 289.5 1.51 8 821 1790 0.0 -19.0 22 19.0 -5.4 151 19 289.0 289.2 277.7 292.2 1.04 9 780 2199 -0.3 -25.3 13 25.0 -6.5 152 17 292.9 293.1 279.1 295.0 0.63 10 721 2822 -4.5 -28.5 13 24.0 -9.8 154 13 295.0 295.1 279.8 296.6 0.51 11 700 3054 -5.9 -27.9 16 22.0 -10.8 155 11 296.0 296.1 280.3 297.7 0.55 12 648 3655 -8.9 -27.9 20 19.0 -13.0 299.2 299.3 281.8 301.1 0.59 13 588 4397 -15.9 -31.9 24 16.0 -18.6 299.4 299.5 281.7 300.9 0.45 14 500 5600 -24.1 -37.1 29 13.0 -25.7 303.7 303.7 283.3 304.7 0.32 15 495 5673 -24.5 -37.5 29 13.0 -26.1 304.0 304.1 283.4 305.1 0.31 16 449 6378 -28.7 -42.7 25 14.0 -30.0 307.4 307.4 284.6 308.1 0.20 17 414 6953 -33.7 -44.7 32 11.0 -34.6 308.1 308.2 284.8 308.8 0.17 TRP WND Sounding variables and indices 1000-500 mb thick: 5380.00 m Freezing level: 994.13 mb = 267.37 m = 877.18 ft Freezing level: 821.00 mb = 1789.87 m = 5872.20 ft Freezing level: 821.00 mb = 1789.87 m = 5872.20 ft Wetbulb zero: Below ground Precipitable water: 0.22 inches Sfc-500 mean rel hum: 30.90 % Est. max temperature: 12.00 C = 53.61 F Sfc-Lift cond lev (LCL): 945.48 mb = 666.85 m = 2187.79 ft T: -3.02 C 700-500 lapse rate: 7.15 C/km ThetaE index: 3.12 C Layer 986.0- 937.0 mb Conv cond level (CCL): 617.77 mb = 4020.17 m = 13189.37 ft Mean mixing ratio: 2.40 g/kg Conv temperature: 25.92 C = 78.66 F Cap Strength: 16.98 C Lifted Index: 18.13 C Risk: None Lifted Index @700 mb: 15.17 C Showalter Index: 12.50 C Risk: None Total Totals Index: 33.00 C Risk: None Vertical Totals Index: 23.00 C Cross Totals Index: 10.00 C K Index: -13.10 Risk: None Energy Index: 3.30 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 31.99 J/kg Max Up Vert Vel: 8.00 m/s Conv Inhibition (B-): 3523.80 J/kg Cap Strength: 18.02 C Lift Cond Lev (LCL): 875.89 mb = 1274.49 m = 4181.34 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 178 at 12 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 ---------------------------------------------------------- 0 997 244 90 5 -5.0 0.0 | 21 13 -4.6 -12.1 1 925 841 145 19 -10.9 15.6 | 108 11 -10.5 3.5 2 850 1513 150 21 -10.5 18.2 | 121 12 -10.1 6.1 3 700 3054 155 11 -4.6 10.0 | 63 5 -4.2 -2.1 Wind Parameters Mean winds (0-6000m): 147.9 at 16.1 knts Storm direction: 177.9 at 12.1 knts Shear (0-3000m) pos: 2.4 neg: 0.0 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): 42.8 deg Storm rel helicity (0-3000m) pos: 64.6 neg: -11.4 tot: 53.2 m^2/s^2 ave: 19.0 10^-3 m/s^2 rel: 0.47 Storm rel vorticity (0-3000m) horiz: 5.7 stream: 2.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 5.86 Bulk Shear: 5.46 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 ------------------------------------------------------------------------------- 500 132 11 58 9| 14.1 0.0 14.1| 46.8 0.0 46.8 93.5 0.99| 15.2 15.1 1000 141 15 87 9| 9.3 0.0 9.3| 61.7 0.0 61.7 61.7 0.99| 10.3 10.2 1500 145 17 100 9| 6.0 0.0 6.0| 64.6 -1.3 63.3 42.2 0.91| 7.6 7.0 2000 146 17 103 9| 3.8 0.0 3.8| 64.6 -5.0 59.6 29.8 0.73| 6.6 4.8 2500 147 17 103 9| 2.4 0.0 2.4| 64.6 -8.9 55.7 22.3 0.57| 5.9 3.4 3000 NO DATA | 2.4 0.0 2.4| | 4000 NO DATA | 2.4 0.0 2.4| | 5000 NO DATA | 2.4 0.0 2.4| | 6000 NO DATA | 2.4 0.0 2.4| | Wrote GIF file: /home/apache/climate/data/raob//X4009/skewt/X4009.skewt.20251208.12.gif