UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042700.upa.cvt Date: 0000Z 27 APR 25 Searching for X4858... Searching the city database file for: X4858 ... Date:0000Z 27 APR 25 Station: X4858 WMO ident: 34858 Latitude: 45.92 Longitude: 43.35 ------------------------------------------------------------------------------- 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 69 230 1 SFC 998 86 13.0 11.3 89 1.7 12.0 230 1 286.3 287.8 285.2 309.8 8.45 2 925 719 9.4 7.2 86 2.2 8.2 285 15 288.9 290.1 284.7 308.4 6.90 3 866 1265 7.0 4.5 84 2.5 5.7 269 15 291.9 293.0 285.1 309.5 6.10 4 850 1418 6.0 3.7 85 2.3 4.8 265 15 292.4 293.5 285.1 309.4 5.88 5 792 1993 1.6 -1.1 82 2.7 0.4 254 15 293.7 294.5 284.1 306.8 4.45 6 700 2982 -2.3 -4.3 86 2.0 -3.2 235 15 299.9 300.7 286.0 311.9 3.97 7 670 3328 -3.9 -5.5 89 1.6 -4.6 301.9 302.6 286.5 313.5 3.79 TRP WND Sounding variables and indices Freezing level: 754.26 mb = 2398.67 m = 7869.54 ft Wetbulb zero: 782.44 mb = 2090.13 m = 6857.29 ft Precipitable water: 0.73 inches Sfc-500 mean rel hum: 85.30 % Est. max temperature: 19.16 C = 66.48 F Sfc-Lift cond lev (LCL): 972.87 mb = 298.41 m = 979.02 ft T: 11.79 C ThetaE index: 2.71 C Layer 850.0- 700.0 mb Conv cond level (CCL): 876.14 mb = 1168.22 m = 3832.69 ft Mean mixing ratio: 7.40 g/kg Conv temperature: 18.08 C = 64.54 F Cap Strength: 2.94 C Lifted Index @700 mb: 2.31 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.27 J/kg Max Up Vert Vel: 4.95 m/s Conv Inhibition (B-): 112.30 J/kg Cap Strength: 2.71 C Lift Cond Lev (LCL): 918.85 mb = 774.23 m = 2540.09 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 291 at 10 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 ---------------------------------------------------------- 0 998 86 230 1 0.8 0.6 | 116 10 -8.7 4.2 1 925 719 285 15 14.5 -3.9 | 273 5 5.0 -0.3 2 850 1418 265 15 14.9 1.3 | 228 7 5.5 4.9 3 700 2982 235 15 12.3 8.6 | 193 13 2.8 12.2 Wind Parameters Mean winds (0-6000m): 260.7 at 13.5 knts Storm direction: 290.7 at 10.1 knts Shear (0-3000m) pos: 2.9 neg: 1.7 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 77.1 deg Storm rel helicity (0-3000m) pos: 21.1 neg: -20.9 tot: 0.1 m^2/s^2 ave: 0.1 10^-3 m/s^2 rel: 0.16 Storm rel vorticity (0-3000m) horiz: 5.0 stream: 0.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.48 Bulk Shear: 8.31 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 ------------------------------------------------------------------------------- 500 283 6 123 4| 11.7 0.0 11.7| 17.5 0.0 17.5 35.0 0.87| 12.7 11.1 1000 281 11 209 2| 7.4 0.0 7.4| 21.1 -3.0 18.0 18.0 0.66| 9.5 6.2 1500 275 12 226 4| 4.9 1.1 6.0| 21.1 -8.0 13.0 8.7 0.43| 7.5 3.2 2000 270 13 223 5| 3.7 1.5 5.2| 21.1 -12.4 8.7 4.3 0.31| 6.3 1.9 2500 265 13 218 6| 2.9 1.7 4.6| 21.1 -17.5 3.6 1.4 0.21| 5.5 1.2 3000 NO DATA | 2.9 1.7 4.6| | 4000 NO DATA | 2.9 1.7 4.6| | 5000 NO DATA | 2.9 1.7 4.6| | 6000 NO DATA | 2.9 1.7 4.6| | Wrote GIF file: /home/apache/climate/data/raob//X4858/skewt/X4858.skewt.20250427.00.gif