UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042712.upa.cvt Date: 1200Z 27 APR 25 Searching for VGTJ... Searching the city database file for: VGTJ ... Date:1200Z 27 APR 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 1005 9 33.0 23.0 56 10.0 25.6 0 0 305.7 309.0 298.5 359.3 17.87 1 1000 56 32.4 22.4 56 10.0 25.0 190 9 305.5 308.8 298.2 357.4 17.30 2 925 752 25.6 20.6 74 5.0 22.0 200 9 305.5 308.6 297.8 355.6 16.74 3 850 1492 22.0 7.0 38 15.0 12.9 225 6 309.2 310.6 292.2 331.9 7.41 4 700 3144 10.6 -0.4 46 11.0 4.6 275 9 314.2 315.2 292.0 331.0 5.31 5 500 5840 -7.5 -14.5 57 7.0 -10.2 220 23 323.9 324.4 292.3 332.3 2.49 6 400 7540 -17.9 -21.5 73 3.6 -19.0 245 37 331.7 332.1 293.8 337.8 1.72 7 300 9640 -31.5 -50.5 14 19.0 -33.2 245 55 341.0 341.0 294.7 341.5 0.12 8 250 10910 -40.1 -55.1 19 15.0 -41.0 250 68 346.4 346.5 295.9 346.8 0.09 9 200 12390 -53.3 -59.3 48 6.0 -53.5 250 75 348.4 348.4 296.3 348.6 0.06 10 198 12455 -53.7 -60.0 46 6.3 -53.9 250 75 348.7 348.8 296.4 349.0 0.06 11 150 14200 -64.5 -78.5 13 14.0 -64.6 250 51 359.0 359.0 298.5 359.0 0.01 12 100 16600 -76.9 -87.9 16 11.0 -76.9 280 31 379.1 379.1 302.1 379.2 0.00 TRP WND 198 12455 -53.7 -60.0 46 6.3 -53.9 250 75 348.7 348.8 296.4 349.0 0.06 Sounding variables and indices 1000-500 mb thick: 5784.00 m Freezing level: 582.87 mb = 4722.87 m = 15494.80 ft Wetbulb zero: 637.28 mb = 3896.11 m = 12782.37 ft Precipitable water: 1.71 inches Sfc-500 mean rel hum: 51.11 % Est. max temperature: 36.23 C = 97.21 F Sfc-Lift cond lev (LCL): 870.49 mb = 1283.56 m = 4211.11 ft T: 23.01 C 700-500 lapse rate: 6.71 C/km ThetaE index: 28.31 C Layer 1000.0- 500.0 mb Conv cond level (CCL): 795.95 mb = 2051.04 m = 6729.07 ft Mean mixing ratio: 16.67 g/kg Conv temperature: 38.23 C = 100.82 F Cap Strength: 3.03 C Lifted Index: -6.47 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -6.09 C Lifted Index @700 mb: -1.49 C Showalter Index: 2.85 C Risk: Showers probable Total Totals Index: 44.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 29.50 C Cross Totals Index: 14.50 C K Index: 25.50 Risk: 40-60 % chance of thunderstorms Sweat Index: 119.00 Risk: None Energy Index: 0.11 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2058.70 J/kg Max Up Vert Vel: 64.17 m/s Conv Inhibition (B-): 93.15 J/kg Cap Strength: 3.03 C Lift Cond Lev (LCL): 858.03 mb = 1409.76 m = 4625.14 ft Lev Free Conv (LFC): 743.03 mb = 2636.46 m = 8649.70 ft Equ Level (EL): 163.03 mb = 13676.57 m = 44870.08 ft B at Equ Level: 2052.55 J/kg Wind level data Storm motion: 262 at 9 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 9 0 0 -0.0 -0.0 | 82 9 -9.0 -1.3 1 1000 56 190 9 1.6 8.9 | 136 11 -7.4 7.6 2 925 752 200 9 3.1 8.5 | 141 9 -5.9 7.2 3 850 1492 225 6 4.2 4.2 | 122 6 -4.7 3.0 4 700 3144 275 9 9.0 -0.8 | 0 2 -0.0 -2.0 5 500 5840 220 23 14.8 17.6 | 200 17 5.8 16.4 6 400 7540 245 37 33.5 15.6 | 240 28 24.6 14.4 7 300 9640 245 55 49.8 23.2 | 242 46 40.9 22.0 8 250 10910 250 68 63.9 23.3 | 248 59 54.9 22.0 9 200 12390 250 75 70.5 25.7 | 248 66 61.5 24.4 10 198 12455 250 75 70.5 25.7 | 248 66 61.5 24.4 11 150 14200 250 51 47.9 17.4 | 247 42 39.0 16.2 12 100 16600 280 31 30.5 -5.4 | 287 23 21.6 -6.6 Wind Parameters Mean winds (0-6000m): 232.0 at 12.1 knts Storm direction: 262.0 at 9.1 knts Shear (0-3000m) pos: 1.8 neg: 1.5 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): -73.3 deg Storm rel helicity (0-3000m) pos: 22.8 neg: -4.3 tot: 18.4 m^2/s^2 ave: 6.1 10^-3 m/s^2 rel: 0.28 Storm rel vorticity (0-3000m) horiz: 3.7 stream: 1.0 10^-3/s Energy-Hel index: 0.29 Bulk Rich Number: 267.80 Bulk Shear: 7.69 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 ------------------------------------------------------------------------------- 500 193 9 135 10| 0.0 9.3 9.3| 21.8 0.0 21.8 43.5 0.95| 10.6 10.0 1000 197 9 138 10| 1.1 4.6 5.7| 22.4 -0.8 21.6 21.6 0.77| 6.4 5.0 1500 202 8 136 9| 1.6 3.1 4.7| 22.4 -3.7 18.7 12.5 0.52| 5.2 2.7 2000 208 8 136 8| 1.6 2.3 3.9| 22.8 -3.7 19.1 9.6 0.48| 4.4 2.1 2500 216 8 138 7| 1.7 1.9 3.6| 22.8 -3.9 18.9 7.6 0.41| 4.0 1.6 3000 226 8 140 5| 1.8 1.5 3.4| 22.8 -4.3 18.4 6.1 0.28| 3.7 1.0 4000 239 9 152 3| 1.4 1.8 3.1| 22.8 -7.4 15.4 3.8 0.05| 3.6 0.2 5000 240 10 176 4| 1.1 2.2 3.3| 22.8 -15.7 7.1 1.4 -0.08| 3.7 -0.3 6000 232 12 185 6| 0.9 2.5 3.4| 28.6 -31.0 -2.4 -0.4 -0.12| 3.8 -0.5 Wrote GIF file: /home/apache/climate/data/raob//VGTJ/skewt/VGTJ.skewt.20250427.12.gif