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 U7459... Searching the city database file for: U7459 ... Date:1200Z 18 OCT 25 Station: U7459 WMO ident: 27459 Latitude: 56.27 Longitude: 44.00 ------------------------------------------------------------------------------- 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 149 25 3 SFC 999 4.8 3.9 94 0.9 4.4 25 3 278.0 278.9 277.6 291.8 5.06 2 935 0.4 -1.5 87 1.9 -0.4 278.9 279.5 276.2 289.0 3.66 TRP WND Sounding variables and indices Wetbulb zero: 940.26 mb = -9999.00 m = -9999.00 ft Precipitable water: 0.11 inches Sfc-500 mean rel hum: 90.47 % Est. max temperature: -273.15 C = -459.67 F Sfc-Lift cond lev (LCL): 985.29 mb = -9999.00 m = -9999.00 ft T: 3.88 C ThetaE index: 2.84 C Layer 935.0-635007559270400.0 mb Conv cond level (CCL): None Cap Strength: 98.88 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.00 J/kg Max Up Vert Vel: 0.00 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 103.21 C Lift Cond Lev (LCL): 6299.93 mb = -9999.00 m = -9999.00 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data ------------------------------------ TRUE/GROUND REL LEV P H DIR SPD U V mb m knt m/s ------------------------------------ 0 1013 0 25 3 -1.3 -2.7 1 999 119 25 3 -1.3 -2.7 Wind Parameters Energy-Hel index: -0.00 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 NO DATA | | | 1000 NO DATA | | | 1500 NO DATA | | | 2000 NO DATA | | | 2500 NO DATA | | | 3000 NO DATA | | | 4000 NO DATA | | | 5000 NO DATA | | | 6000 NO DATA | | | Wrote GIF file: /home/apache/climate/data/raob//U7459/skewt/U7459.skewt.20251018.12.gif