UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102712.upa.cvt Date: 1200Z 27 OCT 25 Searching for VGTJ... Searching the city database file for: VGTJ ... Date:1200Z 27 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 1008 9 30.4 22.4 62 8.0 24.6 0 0 302.9 306.0 297.4 353.7 17.16 1 1000 84 31.2 21.2 55 10.0 23.9 50 3 304.4 307.3 297.1 352.2 16.05 2 925 778 24.8 18.8 69 6.0 20.6 0 0 304.7 307.4 296.4 349.2 14.93 3 850 1514 19.2 14.2 73 5.0 15.8 225 6 306.3 308.5 294.9 342.5 12.07 4 700 3158 9.8 3.8 66 6.0 6.3 185 7 313.3 314.7 293.3 335.8 7.20 5 500 5880 -4.5 -19.5 30 15.0 -9.7 220 21 327.6 327.9 292.6 333.3 1.63 6 400 7610 -14.1 -28.1 30 14.0 -17.8 260 23 336.7 336.9 294.4 340.2 0.95 7 300 9740 -27.9 -38.9 34 11.0 -29.6 290 38 346.1 346.2 296.1 347.8 0.44 8 250 11020 -38.7 -49.7 30 11.0 -39.5 295 39 348.5 348.6 296.4 349.2 0.16 9 200 12510 -50.1 -68.1 10 18.0 -50.5 285 33 353.4 353.4 297.4 353.5 0.02 10 150 14320 -65.9 -75.9 24 10.0 -66.0 295 30 356.6 356.6 298.0 356.6 0.01 TRP WND Sounding variables and indices 1000-500 mb thick: 5796.00 m Freezing level: 562.94 mb = 5023.43 m = 16480.86 ft Wetbulb zero: 621.14 mb = 4124.89 m = 13532.94 ft Precipitable water: 1.92 inches Sfc-500 mean rel hum: 58.47 % Est. max temperature: 33.64 C = 92.55 F Sfc-Lift cond lev (LCL): 898.09 mb = 1034.93 m = 3395.41 ft T: 22.85 C 700-500 lapse rate: 5.25 C/km ThetaE index: 20.46 C Layer 1000.0- 400.0 mb Conv cond level (CCL): 818.36 mb = 1835.21 m = 6020.95 ft Mean mixing ratio: 15.41 g/kg Conv temperature: 35.21 C = 95.38 F Cap Strength: 1.56 C Lifted Index: -1.71 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.21 C Lifted Index @700 mb: -0.94 C Showalter Index: 1.28 C Risk: Showers probable Total Totals Index: 42.40 C Risk: None Vertical Totals Index: 23.70 C Cross Totals Index: 18.70 C K Index: 31.90 Risk: 60-80 % chance of thunderstorms Sweat Index: 203.40 Risk: None Energy Index: -1.76 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 310.57 J/kg Max Up Vert Vel: 24.92 m/s Conv Inhibition (B-): 43.49 J/kg Cap Strength: 1.56 C Lift Cond Lev (LCL): 856.04 mb = 1452.33 m = 4764.80 ft Lev Free Conv (LFC): 761.04 mb = 2450.03 m = 8038.06 ft Equ Level (EL): 301.04 mb = 9714.28 m = 31870.60 ft B at Equ Level: 309.47 J/kg Wind level data Storm motion: 241 at 7 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 1008 9 0 0 -0.0 -0.0 | 61 7 -6.1 -3.4 1 1000 84 50 3 -2.3 -1.9 | 57 10 -8.4 -5.4 2 925 778 0 0 -0.0 -0.0 | 61 7 -6.1 -3.4 3 850 1514 225 6 4.2 4.2 | 114 2 -1.8 0.8 4 700 3158 185 7 0.6 7.0 | 123 7 -5.5 3.5 5 500 5880 220 21 13.5 16.1 | 210 15 7.4 12.7 6 400 7610 260 23 22.7 4.0 | 268 17 16.6 0.6 7 300 9740 290 38 35.7 -13.0 | 299 34 29.6 -16.4 8 250 11020 295 39 35.3 -16.5 | 304 35 29.3 -19.9 9 200 12510 285 33 31.9 -8.5 | 295 28 25.8 -12.0 10 150 14320 295 30 27.2 -12.7 | 307 27 21.1 -16.1 Wind Parameters Mean winds (0-6000m): 210.6 at 9.3 knts Storm direction: 240.6 at 7.0 knts Shear (0-3000m) pos: 0.2 neg: 1.4 tot: 1.6 10-3/s Storm rel Dir Shear (0-3000m): 63.4 deg Storm rel helicity (0-3000m) pos: 3.0 neg: -7.7 tot: -4.8 m^2/s^2 ave: -1.6 10^-3 m/s^2 rel: -0.01 Storm rel vorticity (0-3000m) horiz: 3.4 stream: -0.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 18.46 Bulk Shear: 16.83 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 43 2 57 9| 1.2 0.0 1.2| 0.2 -2.2 -2.0 -4.0 -0.18| 5.0 -0.9 1000 39 1 57 8| 0.6 0.9 1.5| 1.1 -5.3 -4.2 -4.2 -0.27| 3.9 -1.1 1500 222 2 69 5| 0.4 2.4 2.8| 2.5 -7.4 -4.9 -3.3 -0.03| 5.2 -0.2 2000 219 3 77 4| 0.3 1.9 2.2| 2.9 -7.4 -4.5 -2.3 0.00| 4.3 0.0 2500 213 4 87 4| 0.2 1.6 1.8| 3.0 -7.4 -4.5 -1.8 0.01| 3.7 0.0 3000 207 4 97 4| 0.2 1.4 1.6| 3.0 -7.7 -4.8 -1.6 -0.01| 3.4 -0.0 4000 200 5 112 5| 0.4 1.0 1.5| 11.3 -7.9 3.5 0.9 0.17| 3.2 0.5 5000 203 7 134 5| 1.0 0.8 1.8| 24.3 -7.9 16.4 3.3 0.31| 3.2 1.0 6000 211 9 164 5| 1.3 0.7 2.0| 44.4 -7.9 36.6 6.1 0.40| 3.2 1.3 Wrote GIF file: /home/apache/climate/data/raob//VGTJ/skewt/VGTJ.skewt.20251027.12.gif