UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120412.upa.cvt Date: 1200Z 4 DEC 25 Searching for X4009... Searching the city database file for: X4009 ... Date:1200Z 4 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 239 150 3 SFC 999 247 2.2 0.6 89 1.6 1.5 150 3 275.4 276.1 274.7 286.3 3.99 2 989 328 0.4 -2.5 81 2.9 -0.7 156 4 274.4 275.0 273.0 283.2 3.21 3 925 861 -3.3 -5.2 87 1.9 -4.0 195 7 275.9 276.4 273.3 283.7 2.80 4 850 1524 -8.3 -10.1 87 1.8 -8.8 190 11 277.5 277.8 273.1 283.3 2.08 5 842 1597 -9.3 -11.2 86 1.9 -9.9 277.2 277.5 272.6 282.6 1.93 6 832 1690 -5.5 -8.5 79 3.0 -6.5 282.1 282.5 276.2 289.0 2.42 7 814 1862 -3.5 -9.5 63 6.0 -5.5 286.0 286.4 278.0 292.7 2.28 8 770 2300 -5.3 -10.1 69 4.8 -7.0 288.6 289.0 279.3 295.4 2.30 9 766 2341 -5.7 -13.7 53 8.0 -8.1 288.6 288.9 278.5 293.8 1.73 10 750 2506 -5.7 -18.7 35 13.0 -9.2 290.4 290.6 278.6 294.0 1.16 11 714 2891 -5.9 -22.9 25 17.0 -10.1 294.3 294.4 280.0 297.0 0.85 12 700 3046 -7.1 -24.1 24 17.0 -11.1 294.6 294.8 280.0 297.1 0.78 13 534 5097 -21.9 -41.9 15 20.0 -24.1 300.6 300.7 281.8 301.3 0.18 TRP WND Sounding variables and indices Freezing level: 982.08 mb = 385.66 m = 1265.26 ft Wetbulb zero: 992.29 mb = 301.32 m = 988.57 ft Precipitable water: 0.30 inches Sfc-500 mean rel hum: 46.78 % Est. max temperature: 4.18 C = 39.53 F Sfc-Lift cond lev (LCL): 974.41 mb = 446.41 m = 1464.57 ft T: -0.42 C ThetaE index: 3.10 C Layer 989.0- 925.0 mb Conv cond level (CCL): 902.29 mb = 1055.86 m = 3464.07 ft Mean mixing ratio: 2.97 g/kg Conv temperature: 3.16 C = 37.69 F Cap Strength: 14.99 C Lifted Index @700 mb: 12.92 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.36 J/kg Max Up Vert Vel: 3.57 m/s Conv Inhibition (B-): 1565.97 J/kg Cap Strength: 14.98 C Lift Cond Lev (LCL): 915.61 mb = 940.98 m = 3087.16 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 219 at 5 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 ---------------------------------------------------------- 0 999 247 150 3 -1.5 2.6 | 72 5 -4.8 -1.6 1 925 861 195 7 1.8 6.8 | 150 3 -1.5 2.6 2 850 1524 190 11 1.9 10.8 | 168 7 -1.4 6.7 Wind Parameters Mean winds (0-6000m): 188.7 at 7.1 knts Storm direction: 218.7 at 5.3 knts Shear (0-3000m) pos: 3.8 neg: 0.0 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 95.8 deg Storm rel helicity (0-3000m) pos: 6.9 neg: 0.0 tot: 6.9 m^2/s^2 ave: 5.8 10^-3 m/s^2 rel: 0.71 Storm rel vorticity (0-3000m) horiz: 3.9 stream: 2.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 6.70 Bulk Shear: 0.95 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 ------------------------------------------------------------------------------- 500 179 5 98 3| 4.4 0.0 4.4| 4.5 0.0 4.5 9.0 0.92| 4.6 4.2 1000 188 6 129 3| 3.8 0.0 3.8| 6.5 0.0 6.5 6.5 0.79| 4.1 3.2 1500 NO DATA | 3.8 0.0 3.8| | 2000 NO DATA | 3.8 0.0 3.8| | 2500 NO DATA | 3.8 0.0 3.8| | 3000 NO DATA | 3.8 0.0 3.8| | 4000 NO DATA | 3.8 0.0 3.8| | 5000 NO DATA | 3.8 0.0 3.8| | 6000 NO DATA | 3.8 0.0 3.8| | Wrote GIF file: /home/apache/climate/data/raob//X4009/skewt/X4009.skewt.20251204.12.gif