UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025051200.upa.cvt Date: 0000Z 12 MAY 25 Searching for LFBD... Searching the city database file for: LFBD ... Date:0000Z 12 MAY 25 Station: LFBD WMO ident: 7510 Latitude: 44.83 Longitude: -0.70 Elevation: 61.00 ------------------------------------------------------------------------------- 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 1007 61 12.6 11.3 92 1.3 11.9 175 7 285.2 286.6 284.7 308.4 8.37 1 1000 109 12.0 11.3 95 0.7 11.6 180 7 285.1 286.6 284.8 308.5 8.43 2 925 759 8.2 7.9 98 0.3 8.0 235 25 287.7 289.0 284.6 308.0 7.24 3 850 1451 3.8 2.1 89 1.7 2.9 235 27 290.1 291.1 283.5 305.2 5.24 4 700 3003 -4.9 -8.1 78 3.2 -6.1 225 21 297.1 297.6 283.8 306.0 2.96 TRP WND Sounding variables and indices Freezing level: 784.48 mb = 2128.88 m = 6984.45 ft Wetbulb zero: 801.29 mb = 1922.77 m = 6308.21 ft Precipitable water: 0.69 inches Sfc-500 mean rel hum: 88.78 % Est. max temperature: 17.32 C = 63.18 F Sfc-Lift cond lev (LCL): 987.67 mb = 212.48 m = 697.10 ft T: 11.40 C ThetaE index: 3.34 C Layer 925.0- 700.0 mb Conv cond level (CCL): 942.14 mb = 605.94 m = 1987.95 ft Mean mixing ratio: 7.71 g/kg Conv temperature: 14.52 C = 58.14 F Cap Strength: 0.23 C Lifted Index @700 mb: 0.12 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 32.02 J/kg Max Up Vert Vel: 8.00 m/s Conv Inhibition (B-): 1.36 J/kg Cap Strength: 0.23 C Lift Cond Lev (LCL): 948.78 mb = 547.34 m = 1795.72 ft Lev Free Conv (LFC): 903.78 mb = 948.90 m = 3113.16 ft Wind level data Storm motion: 261 at 17 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 1007 61 175 7 -0.6 7.0 | 104 18 -17.2 4.2 1 1000 109 180 7 0.0 7.0 | 104 17 -16.6 4.2 2 925 759 235 25 20.5 14.3 | 199 12 3.9 11.6 3 850 1451 235 27 22.1 15.5 | 203 14 5.5 12.7 4 700 3003 225 21 14.8 14.8 | 172 12 -1.7 12.1 Wind Parameters Mean winds (0-6000m): 230.6 at 22.4 knts Storm direction: 260.6 at 16.8 knts Shear (0-3000m) pos: 4.8 neg: 0.9 tot: 5.7 10-3/s Storm rel Dir Shear (0-3000m): 68.0 deg Storm rel helicity (0-3000m) pos: 93.0 neg: -23.5 tot: 69.6 m^2/s^2 ave: 24.0 10^-3 m/s^2 rel: 0.53 Storm rel vorticity (0-3000m) horiz: 5.9 stream: 3.2 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 1.65 Bulk Shear: 19.44 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 ------------------------------------------------------------------------------- 500 206 13 128 14| 15.6 0.0 15.6| 61.6 0.0 61.6 123.2 0.96| 16.3 15.6 1000 228 18 162 10| 11.9 0.0 11.9| 91.0 0.0 91.0 91.0 0.96| 13.0 12.4 1500 231 21 179 11| 7.9 0.3 8.2| 93.0 -1.7 91.3 60.9 0.90| 9.2 8.3 2000 231 22 184 11| 6.0 0.5 6.5| 93.0 -9.8 83.2 41.6 0.75| 7.5 5.6 2500 231 22 185 11| 4.8 0.9 5.7| 93.0 -17.5 75.5 30.2 0.62| 6.5 4.0 3000 NO DATA | 4.8 0.9 5.7| | 4000 NO DATA | 4.8 0.9 5.7| | 5000 NO DATA | 4.8 0.9 5.7| | 6000 NO DATA | 4.8 0.9 5.7| | Wrote GIF file: /home/apache/climate/data/raob//LFBD/skewt/LFBD.skewt.20250512.00.gif