UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121212.upa.cvt Date: 1200Z 12 DEC 25 Searching for X4009... Searching the city database file for: X4009 ... Date:1200Z 12 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 67 SFC 978 249 5.0 4.0 93 1.0 4.5 250 3 279.9 280.8 278.7 294.2 5.21 2 925 702 2.0 0.3 88 1.7 1.3 265 25 281.4 282.1 278.2 293.1 4.22 3 876 1140 -0.9 -2.4 90 1.5 -1.5 284 24 282.8 283.4 278.2 293.1 3.65 4 850 1380 -1.9 -3.4 89 1.5 -2.5 295 23 284.2 284.8 278.7 294.1 3.50 5 823 1635 -3.3 -4.7 90 1.4 -3.8 285.3 285.9 278.9 294.7 3.27 6 700 2884 -13.7 -20.7 55 7.0 -15.3 287.3 287.5 276.9 290.5 1.05 7 633 3639 -19.9 -29.9 41 10.0 -21.4 288.6 288.7 276.8 290.2 0.50 TRP WND Sounding variables and indices Freezing level: 891.21 mb = 1003.75 m = 3293.10 ft Wetbulb zero: 902.75 mb = 897.69 m = 2945.14 ft Precipitable water: 0.38 inches Sfc-500 mean rel hum: 73.81 % Est. max temperature: 10.14 C = 50.24 F Sfc-Lift cond lev (LCL): 963.12 mb = 373.60 m = 1225.71 ft T: 4.17 C ThetaE index: 4.45 C Layer 700.0- 1.9 mb Conv cond level (CCL): 894.57 mb = 970.94 m = 3185.46 ft Mean mixing ratio: 4.35 g/kg Conv temperature: 7.28 C = 45.10 F Cap Strength: 1.25 C Lifted Index @700 mb: -0.30 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 25.17 J/kg Max Up Vert Vel: 7.09 m/s Conv Inhibition (B-): 44.06 J/kg Cap Strength: 1.22 C Lift Cond Lev (LCL): 906.83 mb = 861.46 m = 2826.26 ft Lev Free Conv (LFC): 721.83 mb = 2646.94 m = 8684.09 ft Wind level data Storm motion: 305 at 15 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 ---------------------------------------------------------- 0 978 249 250 3 2.8 1.0 | 135 14 -9.5 9.6 1 925 702 265 25 24.9 2.2 | 229 17 12.6 10.8 2 850 1380 295 23 20.8 -9.7 | 278 9 8.5 -1.1 Wind Parameters Mean winds (0-6000m): 274.8 at 20.0 knts Storm direction: 304.8 at 15.0 knts Shear (0-3000m) pos: 10.9 neg: 0.0 tot: 10.9 10-3/s Storm rel Dir Shear (0-3000m): 142.3 deg Storm rel helicity (0-3000m) pos: 99.7 neg: 0.0 tot: 99.7 m^2/s^2 ave: 90.7 10^-3 m/s^2 rel: 0.89 Storm rel vorticity (0-3000m) horiz: 15.9 stream: 14.2 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 5.23 Bulk Shear: 4.81 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 ------------------------------------------------------------------------------- 500 264 15 194 11| 22.6 0.0 22.6| 72.0 0.0 72.0 143.9 0.95| 23.4 22.2 1000 272 20 223 11| 10.9 0.0 10.9| 95.9 0.0 95.9 95.9 0.89| 16.5 14.8 1500 NO DATA | 10.9 0.0 10.9| | 2000 NO DATA | 10.9 0.0 10.9| | 2500 NO DATA | 10.9 0.0 10.9| | 3000 NO DATA | 10.9 0.0 10.9| | 4000 NO DATA | 10.9 0.0 10.9| | 5000 NO DATA | 10.9 0.0 10.9| | 6000 NO DATA | 10.9 0.0 10.9| | Wrote GIF file: /home/apache/climate/data/raob//X4009/skewt/X4009.skewt.20251212.12.gif