UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025052812.upa.cvt Date: 1200Z 28 MAY 25 Searching for VGTJ... Searching the city database file for: VGTJ ... Date:1200Z 28 MAY 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 1000 9 28.2 24.0 78 4.2 25.1 180 2 301.4 304.9 298.2 357.7 19.11 1 925 700 25.0 20.2 75 4.8 21.5 120 22 304.9 307.9 297.4 353.6 16.32 2 850 1440 21.4 16.6 74 4.8 18.1 125 29 308.6 311.2 296.9 351.4 14.12 3 700 3101 12.4 9.6 83 2.8 10.6 100 18 316.2 318.3 296.6 350.0 10.79 4 500 5860 -0.9 -2.8 87 1.9 -1.9 90 17 331.9 333.2 297.3 352.9 6.24 5 400 7610 -10.3 -14.2 73 3.9 -11.9 85 12 341.6 342.3 297.3 353.0 3.19 6 300 9770 -23.9 -25.8 84 1.9 -24.4 105 6 351.7 352.0 298.2 357.6 1.56 7 250 11080 -33.3 -39.3 55 6.0 -34.2 356.6 356.7 298.4 358.6 0.51 TRP WND Sounding variables and indices 1000-500 mb thick: 5851.00 m Freezing level: 513.53 mb = 5673.30 m = 18612.97 ft Wetbulb zero: 530.67 mb = 5371.86 m = 17624.00 ft Precipitable water: 2.68 inches Sfc-500 mean rel hum: 80.92 % Est. max temperature: 35.41 C = 95.75 F Sfc-Lift cond lev (LCL): 941.25 mb = 545.65 m = 1790.16 ft T: 25.71 C 700-500 lapse rate: 4.82 C/km ThetaE index: 7.73 C Layer 925.0- 500.0 mb Conv cond level (CCL): 804.59 mb = 1909.70 m = 6265.35 ft Mean mixing ratio: 17.26 g/kg Conv temperature: 37.59 C = 99.66 F Cap Strength: 2.81 C Lifted Index: 0.31 C Risk: Showers probable Lifted Index @300 mb: 1.80 C Lifted Index @700 mb: 0.46 C Showalter Index: 1.60 C Risk: Showers probable Total Totals Index: 39.80 C Risk: None Vertical Totals Index: 22.30 C Cross Totals Index: 17.50 C K Index: 36.10 Risk: > 80 % chance of thunderstorms Sweat Index: 274.20 Risk: None Energy Index: 0.23 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.14 J/kg Max Up Vert Vel: 5.32 m/s Conv Inhibition (B-): 366.98 J/kg Cap Strength: 2.81 C Lift Cond Lev (LCL): 888.58 mb = 1051.56 m = 3449.97 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 138 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 1000 9 180 2 0.0 2.0 | 312 13 9.8 -8.8 1 1000 9 180 2 0.0 2.0 | 312 13 9.8 -8.8 2 925 700 120 22 -19.1 11.0 | 91 9 -9.3 0.2 3 850 1440 125 29 -23.8 16.6 | 113 15 -14.0 5.8 4 700 3101 100 18 -17.7 3.1 | 46 11 -7.9 -7.7 5 500 5860 90 17 -17.0 0.0 | 34 13 -7.2 -10.8 6 400 7610 85 12 -12.0 -1.0 | 10 12 -2.2 -11.9 7 300 9770 105 6 -5.8 1.6 | 337 10 4.0 -9.3 Wind Parameters Mean winds (0-6000m): 108.0 at 19.5 knts Storm direction: 138.0 at 14.6 knts Shear (0-3000m) pos: 0.6 neg: 2.7 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 97.6 deg Storm rel helicity (0-3000m) pos: 13.2 neg: -61.1 tot: -47.9 m^2/s^2 ave: -16.0 10^-3 m/s^2 rel: -0.49 Storm rel vorticity (0-3000m) horiz: 8.0 stream: -3.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.66 Bulk Shear: 21.55 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 ------------------------------------------------------------------------------- 500 141 9 313 5| 0.0 15.5 15.5| 0.0 -13.3 -13.3 -26.5 -0.61| 17.9-11.0 1000 123 16 53 4| 0.0 12.3 12.3| 5.3 -16.8 -11.5 -11.5 -0.41| 14.6 -6.0 1500 123 19 89 6| 1.3 8.2 9.5| 13.2 -18.5 -5.3 -3.5 -0.30| 11.2 -3.4 2000 122 21 94 8| 1.0 5.4 6.4| 13.2 -34.5 -21.3 -10.7 -0.38| 9.7 -3.7 2500 121 22 92 9| 0.8 3.8 4.5| 13.2 -48.5 -35.3 -14.1 -0.44| 8.7 -3.8 3000 119 22 87 9| 0.6 2.7 3.3| 13.2 -61.1 -47.9 -16.0 -0.49| 8.0 -3.9 4000 115 21 76 9| 0.5 2.0 2.4| 13.2 -65.9 -52.7 -13.2 -0.51| 6.2 -3.1 5000 111 20 68 10| 0.4 1.6 1.9| 13.2 -68.9 -55.7 -11.1 -0.51| 5.1 -2.6 6000 108 19 61 10| 0.3 1.3 1.6| 13.2 -72.9 -59.7 -10.0 -0.52| 4.4 -2.3 Wrote GIF file: /home/apache/climate/data/raob//VGTJ/skewt/VGTJ.skewt.20250528.12.gif