UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025123000.upa.cvt Date: 0000Z 30 DEC 25 Searching for VG977... Searching the city database file for: VG977 ... Date:0000Z 30 DEC 25 Station: VG977 WMO ident: 41977 Latitude: 22.35 Longitude: 91.82 ------------------------------------------------------------------------------- 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 1013 36 15.4 14.9 97 0.5 15.1 0 0 287.5 289.3 287.7 316.9 10.57 1 1000 145 14.8 12.6 87 2.2 13.5 10 10 288.0 289.6 286.6 313.7 9.20 2 925 803 11.4 10.8 96 0.6 11.0 20 2 291.0 292.5 287.4 316.0 8.82 3 850 1524 17.2 -19.8 7 37.0 3.9 280 15 304.2 304.3 284.2 307.2 0.93 4 700 3153 7.8 -19.2 13 27.0 -1.7 290 30 311.1 311.3 287.1 315.1 1.19 TRP WND Sounding variables and indices Wetbulb zero: 745.26 mb = 2627.37 m = 8619.88 ft Precipitable water: 0.53 inches Sfc-500 mean rel hum: 39.26 % Est. max temperature: 29.73 C = 85.51 F Sfc-Lift cond lev (LCL): 1005.67 mb = 97.24 m = 319.01 ft T: 15.06 C ThetaE index: 8.75 C Layer 850.0- 700.0 mb Conv cond level (CCL): None Cap Strength: 10.21 C Lifted Index @700 mb: 9.66 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.06 J/kg Max Up Vert Vel: 5.30 m/s Conv Inhibition (B-): 653.40 J/kg Cap Strength: 10.21 C Lift Cond Lev (LCL): 939.06 mb = 675.69 m = 2216.80 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 323 at 11 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 1013 36 0 0 -0.0 -0.0 | 143 11 -6.9 9.1 1 1000 145 10 10 -1.7 -9.8 | 85 9 -8.6 -0.8 2 925 803 20 2 -0.7 -1.9 | 134 10 -7.6 7.2 3 850 1524 280 15 14.8 -2.6 | 231 10 7.9 6.5 4 700 3153 290 30 28.2 -10.3 | 273 21 21.3 -1.2 Wind Parameters Mean winds (0-6000m): 292.8 at 15.2 knts Storm direction: 322.8 at 11.4 knts Shear (0-3000m) pos: 2.8 neg: 2.8 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 128.5 deg Storm rel helicity (0-3000m) pos: 57.6 neg: -25.1 tot: 32.5 m^2/s^2 ave: 10.8 10^-3 m/s^2 rel: 0.21 Storm rel vorticity (0-3000m) horiz: 8.7 stream: 1.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.44 Bulk Shear: 31.71 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 12 7 105 9| 5.4 0.0 5.4| 9.3 -20.0 -10.8 -21.5 -0.37| 14.1 -5.3 1000 9 5 115 9| 2.7 1.5 4.2| 15.8 -24.1 -8.3 -8.3 -0.21| 10.6 -2.3 1500 324 7 140 4| 1.8 5.7 7.5| 19.1 -25.1 -6.0 -4.0 0.02| 12.5 0.3 2000 302 10 198 4| 1.9 4.2 6.2| 30.4 -25.1 5.3 2.7 0.11| 10.6 1.1 2500 295 12 226 6| 2.4 3.4 5.8| 43.1 -25.1 18.0 7.2 0.17| 9.4 1.6 3000 293 15 243 7| 2.8 2.8 5.6| 57.6 -25.1 32.5 10.8 0.21| 8.7 1.8 4000 NO DATA | 2.8 2.8 5.6| | 5000 NO DATA | 2.8 2.8 5.6| | 6000 NO DATA | 2.8 2.8 5.6| | Wrote GIF file: /home/apache/climate/data/raob//VG977/skewt/VG977.skewt.20251230.00.gif