UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050700.upa.cvt Date: 0000Z 7 MAY 25 Searching for LFRB... Searching the city database file for: LFRB ... Date:0000Z 7 MAY 25 Station: LFRB WMO ident: 7110 Latitude: 48.45 Longitude: -4.42 Elevation: 103.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1012 103 5.6 0.6 70 5.0 3.4 50 9 277.8 278.5 276.0 288.7 3.94 1 1000 193 8.2 3.2 71 5.0 5.8 55 13 281.4 282.2 278.9 294.7 4.81 2 925 832 3.2 0.9 85 2.3 2.1 70 23 282.6 283.3 279.0 294.9 4.41 TRP WND Sounding variables and indices Precipitable water: 0.16 inches Sfc-500 mean rel hum: 76.79 % Est. max temperature: -273.15 C = -459.67 F Sfc-Lift cond lev (LCL): 937.05 mb = 725.94 m = 2381.68 ft T: 4.03 C ThetaE index: 0.00 C Layer 1012.0- -0.0 mb Conv cond level (CCL): None Cap Strength: 30.48 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 105423.84 J/kg Max Up Vert Vel: 459.18 m/s Conv Inhibition (B-): 114.33 J/kg Cap Strength: 38.02 C Lift Cond Lev (LCL): 1648.37 mb = -9999.00 m = -9999.00 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 94 at 13 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 1012 103 50 9 -6.9 -5.8 | 318 9 5.9 -6.6 1 1000 193 55 13 -10.6 -7.5 | 346 9 2.1 -8.3 2 925 832 70 23 -21.6 -7.9 | 46 12 -8.8 -8.7 Wind Parameters Mean winds (0-6000m): 63.6 at 17.1 knts Storm direction: 93.6 at 12.8 knts Shear (0-3000m) pos: 11.3 neg: 0.0 tot: 11.3 10-3/s Storm rel Dir Shear (0-3000m): 87.3 deg Storm rel helicity (0-3000m) pos: 34.4 neg: 0.0 tot: 34.4 m^2/s^2 ave: 49.1 10^-3 m/s^2 rel: 0.95 Storm rel vorticity (0-3000m) horiz: 10.8 stream: 10.2 10^-3/s Energy-Hel index: 22.66 Bulk Rich Number: 167902.23 Bulk Shear: 0.63 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 60 15 2 8| 11.3 0.0 11.3| 25.3 0.0 25.3 50.6 0.97| 11.5 11.2 1000 NO DATA | 11.3 0.0 11.3| | 1500 NO DATA | 11.3 0.0 11.3| | 2000 NO DATA | 11.3 0.0 11.3| | 2500 NO DATA | 11.3 0.0 11.3| | 3000 NO DATA | 11.3 0.0 11.3| | 4000 NO DATA | 11.3 0.0 11.3| | 5000 NO DATA | 11.3 0.0 11.3| | 6000 NO DATA | 11.3 0.0 11.3| | Wrote GIF file: /home/apache/climate/data/raob//LFRB/skewt/LFRB.skewt.20250507.00.gif