UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041800.upa.cvt Date: 0000Z 18 APR 25 Searching for VG883... Searching the city database file for: VG883 ... Date:0000Z 18 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 1006 22 23.0 21.8 93 1.2 22.2 135 6 295.6 298.6 295.1 343.3 16.56 1 1000 74 22.2 20.2 88 2.0 20.8 95 8 295.4 298.1 294.0 338.6 15.07 2 964 392 19.8 18.4 92 1.4 18.9 161 11 296.0 298.6 293.4 336.2 13.95 3 935 657 21.6 13.6 60 8.0 16.4 216 13 300.5 302.4 292.1 331.4 10.52 4 925 750 21.0 14.0 64 7.0 16.4 235 14 300.8 302.8 292.5 332.9 10.92 5 901 977 18.8 14.4 76 4.4 15.9 237 12 300.8 302.9 293.0 334.7 11.52 6 884 1141 19.8 11.8 60 8.0 14.7 238 11 303.5 305.3 292.5 332.9 9.88 7 850 1479 18.0 11.0 64 7.0 13.6 240 9 305.0 306.8 292.9 334.2 9.74 8 816 1828 16.4 11.4 72 5.0 13.2 247 10 306.9 308.8 293.9 338.4 10.43 9 793 2071 14.4 12.3 87 2.1 13.0 253 10 307.3 309.4 294.7 341.7 11.41 10 731 2754 9.6 4.6 71 5.0 6.7 267 12 309.3 310.6 292.2 331.6 7.29 11 700 3113 7.4 3.9 78 3.5 5.4 275 13 310.7 312.1 292.6 333.1 7.25 12 652 3694 3.2 1.3 87 1.9 2.2 280 14 312.3 313.5 292.4 332.4 6.46 13 644 3794 2.4 -0.1 84 2.5 1.1 281 14 312.5 313.6 292.0 331.0 5.91 14 607 4271 0.4 -6.6 59 7.0 -2.9 286 16 315.5 316.3 291.1 327.9 3.84 15 562 4884 -4.3 -10.3 63 6.0 -6.8 291 17 317.0 317.6 290.9 327.1 3.11 16 518 5524 -6.7 -15.7 49 9.0 -10.0 297 18 321.6 322.0 291.4 328.9 2.17 17 515 5570 -7.1 -11.3 72 4.2 -8.8 298 18 321.7 322.3 292.3 332.0 3.13 18 500 5800 -7.9 -16.9 48 9.0 -11.1 300 19 323.4 323.8 291.8 330.3 2.04 19 492 5925 -8.3 -20.3 37 12.0 -12.2 299 20 324.4 324.7 291.6 329.8 1.55 20 443 6730 -13.5 -21.5 51 8.0 -15.9 295 28 327.7 328.0 292.6 333.2 1.55 21 415 7224 -16.3 -40.3 11 24.0 -20.4 292 32 330.3 330.4 292.1 331.4 0.27 22 414 7242 -16.3 -26.3 42 10.0 -18.8 292 33 330.5 330.8 292.9 334.4 1.08 23 408 7352 -16.9 -59.9 1 43.0 -21.4 291 34 331.1 331.1 292.0 331.3 0.03 24 403 7444 -17.3 -42.3 9 25.0 -21.2 290 34 331.8 331.8 292.4 332.7 0.23 25 400 7500 -17.7 -47.7 5 30.0 -21.8 290 35 332.0 332.0 292.4 332.5 0.13 26 377 7939 -21.7 -47.7 8 26.0 -24.9 286 35 332.4 332.4 292.5 332.9 0.14 27 376 7959 -21.7 -52.7 4 31.0 -25.0 286 35 332.6 332.6 292.5 332.9 0.08 28 365 8177 -22.9 -29.9 53 7.0 -24.4 284 36 333.9 334.0 293.6 337.1 0.88 29 351 8462 -24.7 -30.7 57 6.0 -25.9 281 36 335.2 335.4 293.9 338.3 0.84 30 346 8566 -25.3 -42.3 19 17.0 -27.6 280 36 335.7 335.8 293.5 336.8 0.27 31 344 8608 -25.1 -67.1 1 42.0 -28.0 280 36 336.6 336.6 293.5 336.6 0.01 32 340 8693 -24.9 -45.9 12 21.0 -27.5 279 36 338.0 338.0 294.0 338.7 0.18 33 334 8822 -25.7 -57.7 3 32.0 -28.5 277 36 338.6 338.6 294.0 338.8 0.05 34 331 8888 -26.3 -51.3 8 25.0 -28.8 277 36 338.7 338.7 294.1 339.1 0.10 35 325 9019 -27.5 -30.8 73 3.3 -28.2 276 36 338.8 339.0 294.8 342.2 0.90 36 319 9153 -28.5 -30.6 82 2.1 -28.9 274 37 339.2 339.4 295.0 342.7 0.94 37 310 9357 -29.9 -41.9 30 12.0 -31.4 272 37 340.0 340.1 294.6 341.3 0.31 38 300 9590 -31.7 -39.7 45 8.0 -32.7 270 37 340.7 340.8 294.8 342.3 0.40 39 289 9854 -33.7 -37.3 70 3.6 -34.2 271 45 341.5 341.6 295.2 343.6 0.54 40 283 10002 -35.1 -40.1 60 5.0 -35.7 272 49 341.6 341.6 295.1 343.2 0.41 41 282 10027 -35.3 -41.3 54 6.0 -36.0 272 50 341.6 341.7 295.0 343.0 0.36 42 274 10229 -34.3 -73.3 1 39.0 -36.0 273 56 345.9 345.9 295.7 345.9 0.01 43 272 10280 -33.7 -69.7 1 36.0 -35.5 273 57 347.5 347.5 296.1 347.5 0.01 44 261 10570 -35.3 -59.3 7 24.0 -36.8 275 66 349.3 349.3 296.5 349.5 0.05 45 258 10651 -35.9 -59.4 7 23.5 -37.4 275 68 349.5 349.6 296.5 349.8 0.05 46 250 10870 -37.5 -59.5 8 22.0 -38.8 280 66 350.3 350.3 296.7 350.5 0.05 47 207 12143 -47.5 -67.5 8 20.0 -48.1 276 63 354.1 354.1 297.5 354.1 0.02 48 200 12370 -48.1 -66.1 11 18.0 -48.6 275 63 356.6 356.6 298.0 356.7 0.03 49 193 12604 -49.3 -67.3 10 18.0 -49.8 274 62 358.3 358.3 298.4 358.4 0.02 50 164 13652 -58.3 -77.3 7 19.0 -58.5 272 55 360.3 360.3 298.8 360.3 0.01 51 156 13966 -59.5 -75.5 11 16.0 -59.7 271 53 363.5 363.5 299.4 363.5 0.01 52 150 14210 -62.3 -77.3 12 15.0 -62.4 270 52 362.8 362.8 299.2 362.8 0.01 53 137 14761 -67.5 -80.5 14 13.0 -67.6 268 47 363.1 363.1 299.3 363.1 0.00 54 134 14895 -66.7 -77.7 20 11.0 -66.8 267 46 366.8 366.8 300.0 366.9 0.01 55 132 14985 -68.9 -81.9 14 13.0 -68.9 267 45 364.5 364.5 299.5 364.5 0.00 56 129 15122 -67.7 -82.7 10 15.0 -67.8 266 44 369.0 369.0 300.4 369.1 0.00 57 120 15552 -71.9 -84.9 13 13.0 -71.9 264 40 369.1 369.1 300.4 369.1 0.00 58 107 16227 -71.9 -84.9 13 13.0 -71.9 262 34 381.4 381.4 302.5 381.4 0.00 59 103 16449 -74.9 -83.9 23 9.0 -74.9 261 32 379.8 379.8 302.2 379.8 0.00 60 100 16620 -75.5 -87.5 14 12.0 -75.5 260 30 381.9 381.9 302.5 381.9 0.00 TRP WND 258 10651 -35.9 -59.4 7 23.5 -37.4 275 68 349.5 349.6 296.5 349.8 0.05 Sounding variables and indices 1000-500 mb thick: 5726.00 m Freezing level: 603.17 mb = 4322.82 m = 14182.31 ft Wetbulb zero: 633.87 mb = 3921.49 m = 12865.63 ft Precipitable water: 1.71 inches Sfc-500 mean rel hum: 71.04 % Est. max temperature: 32.10 C = 89.78 F Sfc-Lift cond lev (LCL): 988.88 mb = 170.96 m = 560.89 ft T: 21.47 C 700-500 lapse rate: 5.69 C/km ThetaE index: 11.85 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 787.79 mb = 2126.04 m = 6975.13 ft Mean mixing ratio: 12.87 g/kg Conv temperature: 34.81 C = 94.66 F Cap Strength: 4.43 C Lifted Index: 0.87 C Risk: Showers probable Lifted Index @300 mb: 5.25 C Lifted Index @700 mb: 1.23 C Showalter Index: 1.40 C Risk: Showers probable Total Totals Index: 44.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.90 C Cross Totals Index: 18.90 C K Index: 33.40 Risk: 60-80 % chance of thunderstorms Sweat Index: 169.00 Risk: None Energy Index: -0.76 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 46.62 J/kg Max Up Vert Vel: 9.66 m/s Conv Inhibition (B-): 266.57 J/kg Cap Strength: 4.38 C Lift Cond Lev (LCL): 902.03 mb = 967.29 m = 3173.49 ft Lev Free Conv (LFC): 647.03 mb = 3755.74 m = 12321.84 ft Equ Level (EL): 617.03 mb = 4138.57 m = 13577.83 ft B at Equ Level: 28.98 J/kg Max Parcel Lev (MPL): 447.03 mb = 6660.89 m = 21853.03 ft Wind level data Storm motion: 306 at 10 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 1006 22 135 6 -4.2 4.2 | 129 16 -12.6 10.2 1 1000 74 95 8 -8.0 0.7 | 112 18 -16.3 6.7 2 925 750 235 14 11.5 8.0 | 193 14 3.1 14.0 3 850 1479 240 9 7.8 4.5 | 177 11 -0.5 10.5 4 700 3113 275 13 13.0 -1.1 | 224 7 4.6 4.9 5 500 5800 300 19 16.5 -9.5 | 293 9 8.1 -3.5 6 400 7500 290 35 32.9 -12.0 | 284 25 24.6 -6.0 7 300 9590 270 37 37.0 -0.0 | 258 29 28.7 6.0 8 258 10651 275 68 67.7 -5.9 | 270 59 59.4 0.1 9 250 10870 280 66 65.0 -11.5 | 276 57 56.7 -5.5 10 200 12370 275 63 62.8 -5.5 | 269 54 54.4 0.5 11 150 14210 270 52 52.0 -0.0 | 262 44 43.7 6.0 12 100 16620 260 30 29.5 5.2 | 242 24 21.2 11.2 Wind Parameters Mean winds (0-6000m): 275.7 at 13.7 knts Storm direction: 305.7 at 10.3 knts Shear (0-3000m) pos: 3.0 neg: 0.0 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 90.7 deg Storm rel helicity (0-3000m) pos: 132.5 neg: -26.5 tot: 106.0 m^2/s^2 ave: 35.3 10^-3 m/s^2 rel: 0.56 Storm rel vorticity (0-3000m) horiz: 7.2 stream: 4.1 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 0.81 Bulk Shear: 57.86 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 ------------------------------------------------------------------------------- 500 149 10 137 20| 9.9 0.0 9.9| 76.1 -17.4 58.7 117.3 0.56| 20.1 11.2 1000 217 11 174 15| 7.5 0.0 7.5|118.2 -20.2 98.0 98.0 0.61| 16.4 10.1 1500 226 11 179 14| 4.2 0.0 4.2|118.2 -26.5 91.7 61.1 0.50| 12.0 6.0 2000 232 11 181 13| 3.6 0.0 3.6|123.2 -26.5 96.7 48.3 0.52| 9.6 5.0 2500 239 11 184 12| 3.3 0.0 3.3|128.0 -26.5 101.4 40.6 0.54| 8.2 4.4 3000 246 11 189 11| 3.0 0.0 3.0|132.5 -26.5 106.0 35.3 0.56| 7.2 4.1 4000 257 12 200 9| 2.6 0.0 2.6|138.4 -26.5 111.9 28.0 0.59| 5.9 3.5 5000 267 13 213 8| 2.4 0.0 2.4|144.7 -26.5 118.1 23.6 0.62| 5.0 3.1 6000 276 14 229 7| 2.3 0.0 2.3|150.3 -27.0 123.2 20.5 0.61| 4.6 2.8 Wrote GIF file: /home/apache/climate/data/raob//VG883/skewt/VG883.skewt.20250418.00.gif