UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101812.upa.cvt Date: 1200Z 18 OCT 25 Searching for USPP... Searching the city database file for: USPP ... Date:1200Z 18 OCT 25 Station: USPP WMO ident: 28225 Latitude: 57.95 Longitude: 56.20 Elevation: 170.00 ------------------------------------------------------------------------------- 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 0 0.0 -4.6 71 4.6 -1.7 0 0 273.1 273.6 271.5 280.6 2.71 SFC 997 170 3.8 2.5 91 1.3 3.2 0 0 277.2 278.0 276.5 289.7 4.59 2 940 646 0.8 -1.1 87 1.9 0.0 281 9 278.8 279.5 276.3 289.2 3.75 3 925 775 1.2 -0.5 88 1.7 0.5 260 11 280.5 281.2 277.4 291.6 3.98 4 922 801 1.2 -0.4 89 1.6 0.5 261 11 280.8 281.5 277.7 292.0 4.03 5 850 1453 -0.9 -2.7 88 1.8 -1.7 275 17 285.2 285.8 279.4 295.7 3.68 6 796 1974 -3.9 -6.3 83 2.4 -4.8 287.4 287.9 279.6 296.1 3.00 TRP WND Sounding variables and indices Freezing level: 880.86 mb = 1173.63 m = 3850.46 ft Wetbulb zero: Below ground Precipitable water: 0.31 inches Sfc-500 mean rel hum: 87.67 % Est. max temperature: 11.93 C = 53.47 F Sfc-Lift cond lev (LCL): 977.10 mb = 332.91 m = 1092.22 ft T: 2.77 C ThetaE index: 0.48 C Layer 940.0- 925.0 mb Conv cond level (CCL): 837.13 mb = 1573.97 m = 5163.87 ft Mean mixing ratio: 4.07 g/kg Conv temperature: 12.32 C = 54.18 F Cap Strength: 4.11 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.12 J/kg Max Up Vert Vel: 6.50 m/s Conv Inhibition (B-): 125.89 J/kg Cap Strength: 4.05 C Lift Cond Lev (LCL): 922.16 mb = 799.73 m = 2623.74 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 297 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 ---------------------------------------------------------- 0 997 170 0 0 -0.0 -0.0 | 117 8 -6.7 3.4 1 925 775 260 11 10.8 1.9 | 218 7 4.1 5.3 2 850 1453 275 17 16.9 -1.5 | 260 10 10.2 1.9 Wind Parameters Mean winds (0-6000m): 266.8 at 10.0 knts Storm direction: 296.8 at 7.5 knts Shear (0-3000m) pos: 0.0 neg: 7.5 tot: 7.5 10-3/s Storm rel Dir Shear (0-3000m): 142.8 deg Storm rel helicity (0-3000m) pos: 11.7 neg: -5.3 tot: 6.4 m^2/s^2 ave: 5.4 10^-3 m/s^2 rel: 0.25 Storm rel vorticity (0-3000m) horiz: 9.4 stream: 2.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 5.03 Bulk Shear: 4.20 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 ------------------------------------------------------------------------------- 500 256 5 152 5| 0.0 9.4 9.4| 0.6 -4.5 -4.0 -7.9 0.08| 12.7 1.0 1000 263 8 200 5| 0.0 7.5 7.5| 7.5 -5.3 2.2 2.2 0.19| 10.2 1.9 1500 NO DATA | 0.0 7.5 7.5| | 2000 NO DATA | 0.0 7.5 7.5| | 2500 NO DATA | 0.0 7.5 7.5| | 3000 NO DATA | 0.0 7.5 7.5| | 4000 NO DATA | 0.0 7.5 7.5| | 5000 NO DATA | 0.0 7.5 7.5| | 6000 NO DATA | 0.0 7.5 7.5| | Wrote GIF file: /home/apache/climate/data/raob//USPP/skewt/USPP.skewt.20251018.12.gif