UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041811.upa.cvt Date: 1100Z 18 APR 25 Searching for VEBS... Searching the city database file for: VEBS ... Date:1100Z 18 APR 25 Station: VEBS WMO ident: 42971 Latitude: 20.25 Longitude: 85.83 Elevation: 46.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 35 210 12 SFC 999 46 30.6 24.6 70 6.0 26.1 210 12 303.8 307.5 299.3 363.0 19.86 2 929 693 24.6 21.6 83 3.0 22.4 229 19 304.1 307.4 298.1 357.0 17.75 3 925 731 25.6 20.6 74 5.0 22.0 230 19 305.5 308.6 297.8 355.6 16.74 4 907 904 26.4 18.4 61 8.0 20.7 244 18 308.0 310.8 297.3 352.9 14.84 5 872 1251 24.6 17.6 65 7.0 19.6 271 14 309.6 312.4 297.5 354.3 14.68 6 859 1382 25.4 13.4 47 12.0 17.3 273 11 311.8 314.0 295.9 346.6 11.32 7 850 1475 25.0 11.0 41 14.0 15.8 275 9 312.3 314.2 294.9 342.4 9.74 8 786 2155 20.0 0.0 26 20.0 9.0 292 4 314.1 315.0 291.6 329.5 4.87 9 700 3138 11.2 -0.8 43 12.0 4.8 340 18 314.9 315.9 292.0 331.2 5.16 10 617 4176 1.8 -5.2 60 7.0 -1.6 340 30 315.7 316.5 291.5 329.2 4.21 11 595 4468 0.0 -15.0 31 15.0 -5.7 343 27 316.9 317.3 289.8 323.5 2.00 12 592 4509 0.0 -18.0 24 18.0 -6.3 344 26 317.3 317.6 289.5 322.6 1.57 13 565 4885 1.8 -32.2 6 34.0 -7.4 338 24 323.7 323.8 290.4 325.4 0.45 14 500 5860 -5.1 -47.1 2 42.0 -12.6 315 25 326.8 326.8 290.9 327.3 0.11 15 434 6952 -12.7 -48.7 3 36.0 -18.1 319 33 330.7 330.7 292.0 331.1 0.11 16 412 7347 -14.7 -47.7 4 33.0 -19.6 316 36 333.1 333.1 292.7 333.6 0.12 17 400 7570 -14.3 -51.3 3 37.0 -19.5 315 38 336.4 336.4 293.5 336.8 0.08 18 392 7723 -13.7 -59.7 1 46.0 -19.3 315 35 339.1 339.1 294.1 339.3 0.03 19 376 8038 -15.1 -62.1 1 47.0 -20.4 302 31 341.4 341.4 294.7 341.5 0.02 20 300 9700 -27.9 -61.9 2 34.0 -30.5 295 40 346.1 346.1 295.8 346.2 0.03 21 250 10980 -39.1 -63.1 6 24.0 -40.2 315 36 347.9 347.9 296.2 348.1 0.03 22 200 12470 -50.7 -73.7 5 23.0 -51.1 300 30 352.5 352.5 297.2 352.5 0.01 23 185 12975 -54.9 -75.9 6 21.0 -55.2 299 28 353.6 353.6 297.4 353.7 0.01 24 150 14290 -64.3 -79.3 11 15.0 -64.4 310 21 359.3 359.3 298.5 359.3 0.00 25 131 15104 -70.7 -81.7 18 11.0 -70.8 327 14 362.1 362.1 299.1 362.1 0.00 26 100 16670 -78.7 -87.7 22 9.0 -78.7 350 24 375.7 375.7 301.5 375.7 0.00 27 79 17995 -83.7 -89.7 34 6.0 -83.7 30 9 391.5 391.5 304.0 391.5 0.00 28 70 18670 -81.7 -89.7 24 8.0 -81.7 175 16 409.6 409.6 306.5 409.6 0.00 29 61 19445 -81.3 -89.3 25 8.0 -81.3 110 16 426.9 426.9 308.5 426.9 0.00 30 55 20043 -72.3 -88.3 7 16.0 -72.4 60 15 460.4 460.4 311.8 460.4 0.00 31 50 20610 -68.7 -87.7 5 19.0 -68.9 15 15 481.6 481.6 313.6 481.6 0.00 32 49 20731 -68.5 -87.5 5 19.0 -68.7 484.9 484.9 313.8 484.9 0.00 TRP 79 17995 -83.7 -89.7 34 6.0 -83.7 30 9 391.5 391.5 304.0 391.5 0.00 WND Sounding variables and indices 1000-500 mb thick: 5825.00 m Freezing level: 548.04 mb = 5139.30 m = 16861.01 ft Wetbulb zero: 637.49 mb = 3907.18 m = 12818.66 ft Precipitable water: 1.52 inches Sfc-500 mean rel hum: 39.33 % Est. max temperature: 39.12 C = 102.42 F Sfc-Lift cond lev (LCL): 916.42 mb = 813.17 m = 2667.83 ft T: 25.98 C 700-500 lapse rate: 5.99 C/km ThetaE index: 24.85 C Layer 859.0- 700.0 mb Conv cond level (CCL): 772.98 mb = 2296.72 m = 7535.06 ft Mean mixing ratio: 17.84 g/kg Conv temperature: 40.95 C = 105.71 F Cap Strength: 5.40 C Lifted Index: -4.94 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -3.84 C Lifted Index @700 mb: -1.53 C Showalter Index: 0.71 C Risk: Thunderstorms probable Total Totals Index: 46.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 30.10 C Cross Totals Index: 16.10 C K Index: 29.10 Risk: 40-60 % chance of thunderstorms Sweat Index: 175.00 Risk: None Energy Index: -2.77 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1684.64 J/kg Max Up Vert Vel: 58.05 m/s Conv Inhibition (B-): 219.86 J/kg Cap Strength: 5.40 C Lift Cond Lev (LCL): 881.01 mb = 1160.08 m = 3805.99 ft Lev Free Conv (LFC): 726.01 mb = 2828.55 m = 9279.89 ft Equ Level (EL): 156.01 mb = 14043.71 m = 46074.59 ft B at Equ Level: 1681.98 J/kg Max Parcel Lev (MPL): 76.01 mb = 18210.68 m = 59745.60 ft Wind level data Storm motion: 350 at 14 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 ---------------------------------------------------------- 0 999 46 210 12 6.0 10.4 | 189 24 3.6 24.0 1 925 731 230 19 14.6 12.2 | 205 29 12.2 25.9 2 875 1219 270 15 15.0 -0.0 | 223 19 12.6 13.6 3 850 1475 275 9 9.0 -0.8 | 207 14 6.6 12.9 4 845 1524 275 9 9.0 -0.8 | 207 14 6.6 12.9 5 787 2134 290 4 3.8 -1.4 | 186 12 1.4 12.3 6 760 2438 350 6 1.0 -5.9 | 170 8 -1.3 7.7 7 707 3048 345 15 3.9 -14.5 | 299 2 1.5 -0.8 8 700 3138 340 18 6.2 -16.9 | 311 5 3.8 -3.3 9 656 3658 340 27 9.2 -25.4 | 330 14 6.9 -11.7 10 609 4267 340 31 10.6 -29.1 | 332 18 8.2 -15.5 11 586 4572 345 24 6.2 -23.2 | 338 10 3.8 -9.5 12 500 5860 315 25 17.7 -17.7 | 285 16 15.3 -4.0 13 485 6096 315 21 14.8 -14.8 | 275 13 12.5 -1.2 14 466 6401 320 27 17.4 -20.7 | 295 17 15.0 -7.0 15 448 6706 320 31 19.9 -23.7 | 300 20 17.6 -10.1 16 400 7570 315 38 26.9 -26.9 | 298 28 24.5 -13.2 17 397 7620 320 37 23.8 -28.3 | 304 26 21.4 -14.7 18 381 7925 305 32 26.2 -18.4 | 281 24 23.8 -4.7 19 366 8230 295 28 25.4 -11.8 | 265 23 23.0 1.8 20 351 8534 285 28 27.0 -7.2 | 255 25 24.7 6.4 21 337 8839 290 34 31.9 -11.6 | 266 30 29.6 2.0 22 300 9700 295 40 36.3 -16.9 | 275 34 33.9 -3.3 23 250 10980 315 36 25.5 -25.5 | 297 26 23.1 -11.8 24 209 12192 300 32 27.7 -16.0 | 275 25 25.3 -2.4 25 200 12470 300 30 26.0 -15.0 | 273 24 23.6 -1.4 26 190 12802 300 29 25.1 -14.5 | 272 23 22.7 -0.9 27 172 13411 295 26 23.6 -11.0 | 263 21 21.2 2.7 28 150 14290 310 21 16.1 -13.5 | 269 14 13.7 0.2 29 149 14326 290 20 18.8 -6.8 | 247 18 16.4 6.8 30 128 15240 335 13 5.5 -11.8 | 239 4 3.1 1.9 31 121 15545 325 8 4.6 -6.6 | 197 7 2.2 7.1 32 109 16154 315 4 2.8 -2.8 | 182 11 0.5 10.8 33 104 16459 295 9 8.2 -3.8 | 210 11 5.8 9.8 34 100 16670 350 24 4.2 -23.6 | 350 10 1.8 -10.0 35 79 17995 30 9 -4.5 -7.8 | 130 9 -6.9 5.9 36 70 18670 175 16 -1.4 15.9 | 173 30 -3.8 29.6 37 50 20610 15 15 -3.9 -14.5 | 82 6 -6.3 -0.8 Wind Parameters Mean winds (0-6000m): 320.2 at 18.5 knts Storm direction: 350.2 at 13.9 knts Shear (0-3000m) pos: 3.2 neg: 1.3 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): 109.8 deg Storm rel helicity (0-3000m) pos: 101.9 neg: -38.9 tot: 63.0 m^2/s^2 ave: 21.0 10^-3 m/s^2 rel: 0.16 Storm rel vorticity (0-3000m) horiz: 8.0 stream: 1.3 10^-3/s Energy-Hel index: 1.05 Bulk Rich Number: 19.63 Bulk Shear: 85.81 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 ------------------------------------------------------------------------------- 500 220 15 196 26| 6.5 0.0 6.5| 37.2 0.0 37.2 74.5 0.85| 6.5 5.6 1000 229 16 202 26| 6.1 0.0 6.1| 91.5 0.0 91.5 91.5 0.77| 8.8 6.8 1500 240 15 207 24| 4.0 0.0 4.0| 99.7 -17.6 82.1 54.8 0.39| 9.3 3.6 2000 245 13 206 21| 3.1 0.0 3.1| 99.7 -30.8 69.0 34.5 0.21| 8.1 1.7 2500 251 11 206 19| 3.8 0.0 3.8|100.0 -38.9 61.1 24.4 0.09| 8.1 0.7 3000 264 11 211 17| 3.2 1.3 4.4|101.9 -38.9 63.0 21.0 0.16| 8.0 1.3 4000 304 15 241 11| 2.4 2.8 5.2|109.8 -38.9 70.9 17.7 0.18| 7.9 1.4 5000 319 17 266 9| 1.6 2.3 4.0|115.8 -51.5 64.3 12.9 0.11| 7.7 0.9 6000 320 18 273 9| 1.4 1.8 3.2|115.8 -83.6 32.2 5.4 -0.00| 7.3 -0.0 Wrote GIF file: /home/apache/climate/data/raob//VEBS/skewt/VEBS.skewt.20250418.11.gif