UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101012.upa.cvt Date: 1200Z 10 OCT 25 Searching for VGTJ... Searching the city database file for: VGTJ ... Date:1200Z 10 OCT 25 Station: VGTJ WMO ident: 41923 Latitude: 23.77 Longitude: 90.38 Elevation: 9.00 ------------------------------------------------------------------------------- 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 9 26.2 24.8 92 1.4 25.2 270 2 298.8 302.4 298.1 357.0 19.94 1 1000 73 26.2 22.6 81 3.6 23.6 250 4 299.4 302.5 296.7 350.5 17.52 2 925 762 24.8 16.8 61 8.0 19.3 345 3 304.7 307.1 295.2 343.8 13.12 3 850 1497 18.8 16.0 84 2.8 16.9 275 3 305.8 308.4 295.8 346.5 13.58 4 700 3143 10.2 7.6 84 2.6 8.6 160 8 313.8 315.6 295.0 343.0 9.40 5 500 5870 -3.5 -6.0 83 2.5 -4.7 205 11 328.8 329.8 295.6 345.2 4.89 6 400 7600 -13.7 -16.1 82 2.4 -14.6 220 18 337.2 337.7 295.9 346.8 2.72 7 300 9730 -28.5 -31.9 73 3.4 -29.2 205 9 345.2 345.4 296.3 348.6 0.88 8 250 11010 -38.3 -42.0 68 3.7 -38.7 220 20 349.1 349.2 296.8 350.7 0.38 9 200 12500 -51.5 -53.8 76 2.3 -51.6 215 21 351.2 351.2 297.0 351.8 0.13 10 150 14300 -67.5 -71.5 57 4.0 -67.5 220 23 353.8 353.8 297.5 353.9 0.02 TRP WND Sounding variables and indices 1000-500 mb thick: 5797.00 m Freezing level: 551.09 mb = 5173.32 m = 16972.63 ft Wetbulb zero: 571.07 mb = 4792.88 m = 15724.49 ft Precipitable water: 2.39 inches Sfc-500 mean rel hum: 80.79 % Est. max temperature: 33.19 C = 91.75 F Sfc-Lift cond lev (LCL): 987.20 mb = 186.85 m = 613.02 ft T: 25.97 C 700-500 lapse rate: 5.02 C/km ThetaE index: 13.16 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 817.77 mb = 1824.67 m = 5986.38 ft Mean mixing ratio: 15.14 g/kg Conv temperature: 34.89 C = 94.80 F Cap Strength: 2.94 C Lifted Index: 0.46 C Risk: Showers probable Lifted Index @300 mb: 1.48 C Lifted Index @700 mb: 0.40 C Showalter Index: 0.70 C Risk: Thunderstorms probable Total Totals Index: 41.80 C Risk: None Vertical Totals Index: 22.30 C Cross Totals Index: 19.50 C K Index: 35.70 Risk: > 80 % chance of thunderstorms Sweat Index: 209.00 Risk: None Energy Index: -0.36 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.90 J/kg Max Up Vert Vel: 5.46 m/s Conv Inhibition (B-): 747.53 J/kg Cap Strength: 2.94 C Lift Cond Lev (LCL): 879.24 mb = 1202.98 m = 3946.75 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 222 at 5 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 9 270 2 2.0 -0.0 | 21 4 -1.5 -3.9 1 1000 73 250 4 3.8 1.4 | 354 3 0.2 -2.5 2 925 762 345 3 0.8 -2.9 | 22 7 -2.7 -6.8 3 850 1497 275 3 3.0 -0.3 | 7 4 -0.5 -4.1 4 700 3143 160 8 -2.7 7.5 | 120 7 -6.2 3.6 5 500 5870 205 11 4.6 10.0 | 191 6 1.1 6.1 6 400 7600 220 18 11.6 13.8 | 219 13 8.1 9.9 7 300 9730 205 9 3.8 8.2 | 184 4 0.3 4.3 8 250 11010 220 20 12.9 15.3 | 219 15 9.3 11.4 9 200 12500 215 21 12.0 17.2 | 213 16 8.5 13.3 10 150 14300 220 23 14.8 17.6 | 219 18 11.3 13.7 Wind Parameters Mean winds (0-6000m): 192.2 at 7.0 knts Storm direction: 222.2 at 5.2 knts Shear (0-3000m) pos: 0.4 neg: 1.8 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): 104.8 deg Storm rel helicity (0-3000m) pos: 4.1 neg: -6.6 tot: -2.5 m^2/s^2 ave: -0.8 10^-3 m/s^2 rel: -0.21 Storm rel vorticity (0-3000m) horiz: 3.8 stream: -0.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.04 Bulk Shear: 7.30 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 ------------------------------------------------------------------------------- 500 275 4 359 4| 2.3 0.0 2.3| 1.7 -1.4 0.2 0.5 -0.07| 5.8 -0.4 1000 299 3 6 6| 1.2 0.0 1.2| 4.1 -2.7 1.4 1.4 0.03| 4.3 0.1 1500 298 3 7 5| 0.8 0.8 1.6| 4.1 -3.9 0.3 0.2 -0.05| 3.7 -0.2 2000 283 3 3 5| 0.6 1.3 1.9| 4.1 -4.7 -0.6 -0.3 -0.12| 3.5 -0.4 2500 260 4 357 3| 0.5 1.6 2.1| 4.1 -4.9 -0.8 -0.3 -0.18| 3.6 -0.7 3000 228 4 18 1| 0.4 1.8 2.2| 4.1 -6.6 -2.5 -0.8 -0.21| 3.8 -0.8 4000 189 5 117 3| 0.2 1.4 1.7| 7.9 -7.5 0.4 0.1 -0.12| 3.3 -0.4 5000 187 6 129 4| 0.4 1.2 1.5| 12.9 -7.5 5.4 1.1 -0.01| 2.9 -0.0 6000 192 7 145 4| 0.6 1.0 1.6| 18.0 -7.5 10.5 1.8 0.09| 2.7 0.2 Wrote GIF file: /home/apache/climate/data/raob//VGTJ/skewt/VGTJ.skewt.20251010.12.gif