UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042200.upa.cvt Date: 0000Z 22 APR 25 Searching for VG883... Searching the city database file for: VG883 ... Date:0000Z 22 APR 25 Station: VG883 WMO ident: 41883 Latitude: 24.85 Longitude: 89.37 ------------------------------------------------------------------------------- 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 25 27.0 25.6 92 1.4 26.0 130 4 299.7 303.6 299.0 361.3 20.99 1 1000 69 26.8 24.1 85 2.7 24.8 135 6 300.0 303.5 298.0 356.4 19.23 2 925 758 24.0 22.5 91 1.5 22.9 215 18 303.8 307.3 298.7 360.1 18.87 3 850 1495 22.4 13.4 57 9.0 16.4 265 13 309.6 311.8 295.4 344.5 11.44 4 700 3146 10.2 -4.8 34 15.0 2.8 295 41 313.8 314.5 290.6 326.0 3.82 5 500 5880 -3.3 -26.3 15 23.0 -10.2 315 37 329.0 329.2 292.3 332.2 0.89 6 400 7600 -15.9 -42.9 8 27.0 -20.3 290 36 334.3 334.4 293.1 335.2 0.22 7 300 9710 -29.1 -64.1 2 35.0 -31.5 275 29 344.4 344.4 295.4 344.5 0.02 8 250 10990 -38.9 -66.9 4 28.0 -40.1 255 25 348.2 348.2 296.3 348.3 0.02 9 200 12480 -50.3 -68.3 10 18.0 -50.7 260 28 353.1 353.1 297.3 353.2 0.02 10 150 14300 -64.7 -74.7 24 10.0 -64.8 240 31 358.6 358.6 298.4 358.7 0.01 11 100 16690 -76.5 -86.5 19 10.0 -76.5 295 13 379.9 379.9 302.2 379.9 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5811.00 m Freezing level: 548.89 mb = 5211.69 m = 17098.51 ft Wetbulb zero: 656.45 mb = 3667.90 m = 12033.63 ft Precipitable water: 1.71 inches Sfc-500 mean rel hum: 44.03 % Est. max temperature: 36.50 C = 97.70 F Sfc-Lift cond lev (LCL): 985.30 mb = 199.91 m = 655.86 ft T: 26.27 C 700-500 lapse rate: 4.94 C/km ThetaE index: 34.08 C Layer 850.0- 500.0 mb Conv cond level (CCL): 826.71 mb = 1731.26 m = 5679.92 ft Mean mixing ratio: 18.83 g/kg Conv temperature: 37.53 C = 99.56 F Cap Strength: 2.81 C Lifted Index: -3.09 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -4.98 C Lifted Index @700 mb: -2.53 C Showalter Index: 1.72 C Risk: Showers probable Total Totals Index: 42.40 C Risk: None Vertical Totals Index: 25.70 C Cross Totals Index: 16.70 C K Index: 24.10 Risk: 20-40 % chance of thunderstorms Sweat Index: 223.80 Risk: None Energy Index: -2.27 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1671.47 J/kg Max Up Vert Vel: 57.82 m/s Conv Inhibition (B-): 90.94 J/kg Cap Strength: 2.68 C Lift Cond Lev (LCL): 924.79 mb = 760.00 m = 2493.40 ft Lev Free Conv (LFC): 759.79 mb = 2449.06 m = 8034.88 ft Equ Level (EL): 149.79 mb = 14308.33 m = 46942.77 ft B at Equ Level: 1657.36 J/kg Wind level data Storm motion: 325 at 22 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 25 130 4 -3.1 2.6 | 142 26 -16.0 20.8 1 1000 69 135 6 -4.2 4.2 | 143 28 -17.1 22.4 2 925 758 215 18 10.3 14.7 | 176 33 -2.6 32.9 3 850 1495 265 13 13.0 1.1 | 180 19 0.1 19.3 4 700 3146 295 41 37.2 -17.3 | 268 24 24.3 0.9 5 500 5880 315 37 26.2 -26.2 | 301 15 13.3 -8.0 6 400 7600 290 36 33.8 -12.3 | 254 22 20.9 5.9 7 300 9710 275 29 28.9 -2.5 | 226 22 16.0 15.7 8 250 10990 255 25 24.1 6.5 | 205 27 11.3 24.7 9 200 12480 260 28 27.6 4.9 | 212 27 14.7 23.1 10 150 14300 240 31 26.8 15.5 | 202 36 14.0 33.7 11 100 16690 295 13 11.8 -5.5 | 175 13 -1.1 12.7 Wind Parameters Mean winds (0-6000m): 294.7 at 29.7 knts Storm direction: 324.7 at 22.3 knts Shear (0-3000m) pos: 7.3 neg: 0.0 tot: 7.3 10-3/s Storm rel Dir Shear (0-3000m): 119.8 deg Storm rel helicity (0-3000m) pos: 335.3 neg: -1.4 tot: 333.9 m^2/s^2 ave: 111.3 10^-3 m/s^2 rel: 0.76 Storm rel vorticity (0-3000m) horiz: 11.2 stream: 8.5 10^-3/s Energy-Hel index: 2.44 Bulk Rich Number: 9.79 Bulk Shear: 170.78 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 ------------------------------------------------------------------------------- 500 171 10 152 31| 12.7 0.0 12.7| 87.8 0.0 87.8 175.7 0.73| 14.6 10.7 1000 207 13 167 31| 9.0 0.0 9.0|182.7 0.0 182.7 182.7 0.76| 14.5 11.0 1500 221 14 172 29| 5.7 0.0 5.7|189.0 -1.4 187.6 125.1 0.60| 12.7 7.5 2000 238 15 179 26| 6.5 0.0 6.5|233.5 -1.4 232.1 116.1 0.67| 11.8 8.0 2500 254 17 188 23| 7.0 0.0 7.0|281.0 -1.4 279.6 111.8 0.73| 11.4 8.3 3000 268 20 201 20| 7.3 0.0 7.3|335.3 -1.4 333.9 111.3 0.76| 11.2 8.5 4000 282 25 221 17| 5.6 0.0 5.6|370.9 -1.4 369.5 92.4 0.77| 9.3 7.2 5000 289 28 236 16| 4.3 0.0 4.3|391.7 -1.4 390.3 78.1 0.77| 8.0 6.1 6000 295 30 248 15| 3.5 0.0 3.5|406.4 -6.0 400.5 66.7 0.75| 7.1 5.3 Wrote GIF file: /home/apache/climate/data/raob//VG883/skewt/VG883.skewt.20250422.00.gif