UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025043000.upa.cvt Date: 0000Z 30 APR 25 Searching for VG883... Searching the city database file for: VG883 ... Date:0000Z 30 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 1007 28 23.2 21.5 90 1.7 22.0 0 0 295.8 298.7 294.9 342.5 16.24 1 1000 88 22.4 19.8 85 2.6 20.6 65 7 295.5 298.2 293.7 337.8 14.69 2 966 391 24.4 17.4 65 7.0 19.6 100 7 300.5 302.9 294.0 338.8 13.05 3 960 445 24.2 17.2 65 7.0 19.4 107 7 300.8 303.2 294.0 338.9 12.96 4 925 770 22.0 16.0 69 6.0 17.9 145 7 301.8 304.1 294.0 338.5 12.46 5 854 1458 15.8 14.3 91 1.5 14.8 277 6 302.3 304.5 293.9 338.0 12.09 6 850 1498 15.4 13.7 90 1.7 14.3 285 6 302.3 304.4 293.5 336.8 11.67 7 772 2307 9.8 5.8 76 4.0 7.5 322 4 304.7 306.1 290.9 327.3 7.51 8 700 3118 6.8 -0.2 61 7.0 3.1 360 2 310.0 311.0 290.8 326.8 5.39 9 698 3141 6.8 -0.2 61 7.0 3.1 0 2 310.3 311.3 290.9 327.1 5.41 10 537 5237 -8.1 -10.5 83 2.4 -9.1 16 9 316.6 317.2 290.9 327.0 3.20 11 536 5251 -7.9 -10.1 84 2.2 -8.8 16 9 317.0 317.7 291.1 327.8 3.31 12 500 5790 -9.7 -19.7 44 10.0 -12.9 20 11 321.2 321.5 290.7 326.7 1.60 13 495 5868 -9.9 -20.9 40 11.0 -13.3 14 11 321.9 322.2 290.8 326.9 1.46 14 493 5899 -10.3 -15.3 67 5.0 -12.1 11 12 321.8 322.2 291.6 329.7 2.36 15 484 6041 -10.5 -20.5 44 10.0 -13.6 360 12 323.2 323.5 291.3 328.6 1.55 16 423 7064 -17.7 -38.7 14 21.0 -21.2 275 18 326.7 326.8 291.1 327.9 0.32 17 400 7480 -20.9 -37.9 20 17.0 -23.7 240 20 327.8 327.9 291.5 329.2 0.36 18 388 7705 -23.1 -38.1 24 15.0 -25.4 240 26 327.8 327.9 291.5 329.2 0.37 19 362 8210 -26.9 -30.5 71 3.6 -27.6 240 40 329.3 329.5 292.3 332.3 0.83 20 361 8230 -26.9 -30.8 69 3.9 -27.6 240 40 329.6 329.7 292.4 332.5 0.81 21 300 9550 -33.5 -36.2 77 2.7 -33.9 240 77 338.2 338.3 294.4 340.4 0.58 22 288 9836 -35.1 -36.2 90 1.1 -35.3 242 80 339.8 340.0 294.8 342.1 0.60 23 277 10107 -36.5 -43.5 48 7.0 -37.2 243 84 341.6 341.7 295.0 342.8 0.29 24 276 10132 -36.5 -43.5 48 7.0 -37.2 243 84 342.0 342.0 295.1 343.2 0.29 25 263 10464 -39.6 -43.8 65 4.2 -40.0 245 88 342.2 342.2 295.1 343.4 0.30 26 261 10516 -40.1 -43.8 68 3.7 -40.4 246 87 342.2 342.3 295.1 343.4 0.30 27 257 10622 -40.1 -47.1 47 7.0 -40.6 247 84 343.7 343.8 295.4 344.6 0.21 28 255 10675 -40.3 -77.3 1 37.0 -41.3 248 83 344.2 344.2 295.3 344.2 0.00 29 250 10810 -40.5 -77.5 1 37.0 -41.6 250 80 345.9 345.9 295.7 345.9 0.00 30 203 12202 -46.7 -73.7 3 27.0 -47.4 250 70 357.3 357.3 298.2 357.3 0.01 31 200 12300 -47.5 -73.5 3 26.0 -48.1 250 69 357.6 357.6 298.2 357.6 0.01 32 150 14150 -61.7 -80.7 6 19.0 -61.9 260 54 363.8 363.8 299.4 363.8 0.00 33 136 14749 -65.9 -83.9 6 18.0 -66.0 265 47 366.7 366.7 299.9 366.7 0.00 34 101 16512 -74.5 -89.5 8 15.0 -74.5 280 28 382.7 382.7 302.7 382.7 0.00 35 100 16570 -74.7 -89.7 8 15.0 -74.7 280 27 383.4 383.4 302.8 383.4 0.00 TRP WND 263 10464 -39.6 -43.8 65 4.2 -40.0 245 88 342.2 342.2 295.1 343.4 0.30 Sounding variables and indices 1000-500 mb thick: 5702.00 m Freezing level: 624.52 mb = 4097.68 m = 13443.67 ft Wetbulb zero: 656.71 mb = 3628.64 m = 11904.85 ft Precipitable water: 1.66 inches Sfc-500 mean rel hum: 73.14 % Est. max temperature: 29.73 C = 85.51 F Sfc-Lift cond lev (LCL): 982.64 mb = 241.21 m = 791.37 ft T: 23.41 C 700-500 lapse rate: 6.18 C/km ThetaE index: 12.15 C Layer 925.0- 698.0 mb Conv cond level (CCL): 852.75 mb = 1470.49 m = 4824.39 ft Mean mixing ratio: 13.24 g/kg Conv temperature: 29.74 C = 85.53 F Cap Strength: 2.11 C Lifted Index: -2.40 C Risk: Severe thunderstorms possible Lifted Index @300 mb: 1.34 C Lifted Index @700 mb: -0.49 C Showalter Index: -1.58 C Risk: Thunderstorms probable Total Totals Index: 48.50 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.10 C Cross Totals Index: 23.40 C K Index: 31.80 Risk: 60-80 % chance of thunderstorms Sweat Index: 187.40 Risk: None Energy Index: -2.05 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 573.16 J/kg Max Up Vert Vel: 33.86 m/s Conv Inhibition (B-): 60.22 J/kg Cap Strength: 2.11 C Lift Cond Lev (LCL): 882.45 mb = 1175.65 m = 3857.09 ft Lev Free Conv (LFC): 817.45 mb = 1826.30 m = 5991.73 ft Equ Level (EL): 317.45 mb = 9146.70 m = 30008.49 ft B at Equ Level: 573.02 J/kg Max Parcel Lev (MPL): 207.45 mb = 12056.87 m = 39556.18 ft Wind level data Storm motion: 41 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 28 0 0 -0.0 -0.0 | 221 5 3.0 3.4 1 1000 88 65 7 -6.3 -3.0 | 98 3 -3.4 0.5 2 925 770 145 7 -4.0 5.7 | 174 9 -1.0 9.2 3 850 1498 285 6 5.8 -1.6 | 258 9 8.8 1.9 4 700 3118 360 2 -0.0 -2.0 | 244 3 3.0 1.4 5 500 5790 20 11 -3.8 -10.3 | 6 7 -0.8 -6.9 6 400 7480 240 20 17.3 10.0 | 236 24 20.3 13.4 7 300 9550 240 77 66.7 38.5 | 239 81 69.7 41.9 8 263 10464 245 88 79.8 37.2 | 244 92 82.7 40.6 9 250 10810 250 80 75.2 27.4 | 248 84 78.2 30.8 10 200 12300 250 69 64.8 23.6 | 248 73 67.8 27.0 11 150 14150 260 54 53.2 9.4 | 257 58 56.2 12.8 12 100 16570 280 27 26.6 -4.7 | 272 30 29.6 -1.3 Wind Parameters Mean winds (0-6000m): 10.9 at 6.1 knts Storm direction: 40.9 at 4.5 knts Shear (0-3000m) pos: 0.4 neg: 0.0 tot: 0.4 10-3/s Storm rel Dir Shear (0-3000m): 27.9 deg Storm rel helicity (0-3000m) pos: 56.9 neg: -5.3 tot: 51.6 m^2/s^2 ave: 17.2 10^-3 m/s^2 rel: 0.36 Storm rel vorticity (0-3000m) horiz: 6.8 stream: 2.5 10^-3/s Energy-Hel index: 0.20 Bulk Rich Number: 68.36 Bulk Shear: 8.39 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 89 7 133 5| 7.2 0.0 7.2| 6.4 -4.0 2.4 4.8 -0.27| 14.5 -4.0 1000 121 7 158 7| 3.4 0.0 3.4| 27.9 -4.0 23.8 23.8 0.20| 12.1 2.4 1500 129 7 164 8| 2.0 0.0 2.0| 54.5 -4.0 50.5 33.7 0.43| 11.5 4.9 2000 153 6 181 9| 1.2 0.0 1.2| 56.7 -4.0 52.7 26.3 0.43| 9.3 4.0 2500 270 6 249 9| 0.7 0.0 0.7| 56.9 -4.2 52.7 21.1 0.40| 7.8 3.2 3000 290 5 258 8| 0.4 0.0 0.4| 56.9 -5.3 51.6 17.2 0.36| 6.8 2.5 4000 337 5 282 5| 0.7 0.0 0.7| 59.1 -5.5 53.6 13.4 0.39| 5.5 2.2 5000 1 5 302 3| 0.9 0.0 0.9| 61.9 -5.5 56.3 11.3 0.43| 4.8 2.0 6000 11 6 324 3| 0.9 0.3 1.2| 64.3 -12.7 51.7 8.6 0.34| 4.6 1.6 Wrote GIF file: /home/apache/climate/data/raob//VG883/skewt/VG883.skewt.20250430.00.gif