UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112712.upa.cvt Date: 1200Z 27 NOV 25 Searching for X1538... Searching the city database file for: X1538 ... Date:1200Z 27 NOV 25 Station: X1538 WMO ident: 31538 Latitude: 50.07 Longitude: 132.13 ------------------------------------------------------------------------------- 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 95 SFC 968 346 -9.9 -11.2 90 1.3 -10.2 225 3 265.7 266.0 264.8 270.3 1.68 2 964 378 -9.1 -11.3 84 2.2 -9.7 231 4 266.8 267.1 265.6 271.4 1.67 3 925 697 -11.3 -14.4 78 3.1 -12.1 295 13 267.8 268.0 265.7 271.5 1.35 4 850 1341 -15.1 -18.3 76 3.2 -15.7 265 11 270.3 270.5 266.9 273.3 1.06 5 795 1844 -18.3 -21.0 79 2.7 -18.8 256 10 272.1 272.3 267.8 274.7 0.90 6 700 2788 -22.1 -24.6 80 2.5 -22.5 240 9 278.0 278.1 271.3 280.2 0.74 7 688 2915 -22.7 -24.9 82 2.2 -23.0 278.7 278.8 271.7 280.9 0.74 TRP WND Sounding variables and indices Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.12 inches Sfc-500 mean rel hum: 79.02 % Est. max temperature: -4.30 C = 24.27 F Sfc-Lift cond lev (LCL): 947.89 mb = 508.37 m = 1667.85 ft T: -10.00 C ThetaE index: 0.00 C Layer 968.0-7490422784.0 mb Conv cond level (CCL): 843.34 mb = 1400.16 m = 4593.64 ft Mean mixing ratio: 1.36 g/kg Conv temperature: -5.11 C = 22.80 F Cap Strength: 7.40 C Lifted Index @700 mb: 6.88 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.47 J/kg Max Up Vert Vel: 4.79 m/s Conv Inhibition (B-): 249.17 J/kg Cap Strength: 7.03 C Lift Cond Lev (LCL): 875.94 mb = 1112.09 m = 3648.55 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 295 at 8 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 ---------------------------------------------------------- 0 968 346 225 3 2.1 2.1 | 138 7 -4.8 5.4 1 925 697 295 13 11.8 -5.5 | 295 5 4.8 -2.2 2 850 1341 265 11 11.0 1.0 | 223 6 4.0 4.2 3 700 2788 240 9 7.8 4.5 | 186 8 0.8 7.8 Wind Parameters Mean winds (0-6000m): 265.2 at 10.2 knts Storm direction: 295.2 at 7.7 knts Shear (0-3000m) pos: 3.0 neg: 2.1 tot: 5.0 10-3/s Storm rel Dir Shear (0-3000m): 48.1 deg Storm rel helicity (0-3000m) pos: 16.0 neg: -15.7 tot: 0.3 m^2/s^2 ave: 0.1 10^-3 m/s^2 rel: 0.12 Storm rel vorticity (0-3000m) horiz: 5.3 stream: 0.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 5.96 Bulk Shear: 1.92 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 ------------------------------------------------------------------------------- 500 287 9 256 2| 11.8 0.0 11.8| 16.0 -1.4 14.6 29.2 0.80| 15.5 12.4 1000 282 11 252 4| 5.9 2.5 8.5| 16.0 -8.1 7.9 7.9 0.36| 10.3 3.7 1500 275 11 237 4| 3.9 2.3 6.2| 16.0 -10.8 5.3 3.5 0.26| 7.5 1.9 2000 269 10 226 5| 3.0 2.1 5.0| 16.0 -13.4 2.6 1.3 0.17| 6.0 1.0 2500 NO DATA | 3.0 2.1 5.0| | 3000 NO DATA | 3.0 2.1 5.0| | 4000 NO DATA | 3.0 2.1 5.0| | 5000 NO DATA | 3.0 2.1 5.0| | 6000 NO DATA | 3.0 2.1 5.0| | Wrote GIF file: /home/apache/climate/data/raob//X1538/skewt/X1538.skewt.20251127.12.gif