UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025061200.upa.cvt Date: 0000Z 12 JUN 25 Searching for VTBC... Searching the city database file for: VTBC ... Date:0000Z 12 JUN 25 Station: VTBC WMO ident: 48480 Latitude: 12.60 Longitude: 102.12 Elevation: 4.00 ------------------------------------------------------------------------------- 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 1005 4 26.0 25.0 94 1.0 25.3 0 0 298.7 302.4 298.2 357.8 20.23 1 1002 31 27.8 25.1 85 2.7 25.8 309 78 300.8 304.5 298.9 360.9 20.41 2 925 739 22.6 22.0 96 0.6 22.2 265 11 302.4 305.8 298.0 356.5 18.28 3 898 997 20.6 20.6 100 0.0 20.6 266 11 302.9 306.1 297.5 354.1 17.26 4 850 1473 18.6 17.4 93 1.2 17.8 270 13 305.6 308.4 296.7 350.2 14.87 5 764 2378 14.2 12.5 90 1.7 13.1 310.3 312.6 296.0 347.0 12.01 TRP WND Sounding variables and indices Precipitable water: 1.55 inches Sfc-500 mean rel hum: 92.84 % Est. max temperature: 32.63 C = 90.73 F Sfc-Lift cond lev (LCL): 990.99 mb = 128.54 m = 421.72 ft T: 27.08 C ThetaE index: 13.90 C Layer 925.0--518969491456.0 mb Conv cond level (CCL): 926.96 mb = 720.30 m = 2363.16 ft Mean mixing ratio: 19.07 g/kg Conv temperature: 29.66 C = 85.39 F Cap Strength: 0.42 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 65.89 J/kg Max Up Vert Vel: 11.48 m/s Conv Inhibition (B-): 0.78 J/kg Cap Strength: 0.42 C Lift Cond Lev (LCL): 935.75 mb = 636.61 m = 2088.60 ft Lev Free Conv (LFC): 920.75 mb = 779.14 m = 2556.19 ft Wind level data Storm motion: 300 at 15 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 1005 4 0 0 -0.0 -0.0 | 120 15 -13.0 7.6 1 1000 0 275 130 129.5 -11.3 | 272 117 116.5 -3.7 2 968 305 255 11 10.6 2.8 | 167 11 -2.4 10.5 3 938 610 260 11 10.8 1.9 | 167 10 -2.2 9.5 4 925 739 265 11 11.0 1.0 | 166 9 -2.1 8.6 5 906 914 265 11 11.0 1.0 | 166 9 -2.1 8.6 6 850 1473 270 13 13.0 -0.0 | 180 8 -0.0 7.6 7 845 1524 270 13 13.0 -0.0 | 180 8 -0.0 7.6 8 786 2134 275 16 15.9 -1.4 | 205 7 2.9 6.2 Wind Parameters Mean winds (0-6000m): 270.3 at 20.1 knts Storm direction: 300.3 at 15.1 knts Shear (0-3000m) pos: 1.4 neg: 30.3 tot: 31.8 10-3/s Storm rel Dir Shear (0-3000m): -66.5 deg Storm rel helicity (0-3000m) pos: 9.8 neg: -691.1 tot: -681.3 m^2/s^2 ave: -324.4 10^-3 m/s^2 rel: -0.45 Storm rel vorticity (0-3000m) horiz: 32.8 stream: -14.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.72 Bulk Shear: 91.42 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 ------------------------------------------------------------------------------- 500 272 46 259 34| 0.0 121.3 121.3| 0.0-690.8-690.8 -1381.7 -0.51|130.9-67.2 1000 270 28 243 17| 0.8 60.7 61.4| 0.7-691.1-690.4 -690.4 -0.51| 66.3-33.5 1500 270 23 231 12| 1.1 40.4 41.5| 4.1-691.1-687.0 -458.0 -0.49| 44.8-21.8 2000 270 20 224 11| 1.4 30.3 31.8| 8.9-691.1-682.3 -341.1 -0.46| 34.3-15.7 2500 NO DATA | 1.4 30.3 31.8| | 3000 NO DATA | 1.4 30.3 31.8| | 4000 NO DATA | 1.4 30.3 31.8| | 5000 NO DATA | 1.4 30.3 31.8| | 6000 NO DATA | 1.4 30.3 31.8| | Wrote GIF file: /home/apache/climate/data/raob//VTBC/skewt/VTBC.skewt.20250612.00.gif