UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101911.upa.cvt Date: 1100Z 19 OCT 25 Searching for VEBS... Searching the city database file for: VEBS ... Date:1100Z 19 OCT 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 ------------------------------------------------------------------------------- SFC 1004 46 26.2 23.8 87 2.4 24.5 140 6 299.0 302.4 297.5 353.9 18.80 1 1000 82 26.4 23.5 84 2.9 24.3 135 7 299.5 302.9 297.4 353.8 18.53 2 978 277 25.8 22.4 82 3.4 23.3 100 11 300.9 304.1 297.3 352.9 17.70 3 925 763 23.0 20.0 83 3.0 20.9 90 18 302.8 305.8 296.7 350.5 16.11 4 850 1502 18.8 16.4 86 2.4 17.1 80 18 305.8 308.4 296.1 347.6 13.94 5 768 2368 13.4 11.7 89 1.7 12.3 59 12 309.0 311.2 295.1 343.4 11.32 6 718 2936 12.0 7.6 74 4.4 9.3 38 9 313.5 315.2 294.8 341.9 9.16 7 700 3149 10.8 6.8 76 4.0 8.3 20 8 314.4 316.1 294.8 342.2 8.90 8 563 4935 0.0 -1.5 90 1.5 -0.8 50 7 321.9 323.1 294.7 341.7 6.10 9 500 5880 -5.1 -6.0 93 0.9 -5.5 25 7 326.8 327.8 295.1 343.1 4.89 10 482 6168 -6.5 -7.3 94 0.8 -6.9 331 4 328.5 329.5 295.3 343.9 4.59 11 429 7068 -13.3 -15.4 84 2.1 -14.1 299 10 331.0 331.6 294.4 340.3 2.69 12 405 7506 -15.1 -17.1 85 2.0 -15.8 277 9 334.2 334.7 295.0 342.9 2.47 13 400 7600 -15.9 -18.5 80 2.6 -16.8 275 8 334.3 334.8 294.8 342.2 2.22 14 384 7906 -18.1 -22.3 70 4.2 -19.3 280 8 335.4 335.7 294.6 341.3 1.67 15 378 8023 -19.1 -27.1 49 8.0 -21.1 282 8 335.5 335.8 294.2 339.6 1.10 16 367 8242 -21.1 -27.1 58 6.0 -22.5 285 8 335.7 336.0 294.3 339.9 1.13 17 353 8529 -20.7 -24.7 70 4.0 -21.8 292 10 340.0 340.3 295.6 345.4 1.46 18 300 9710 -29.5 -32.3 77 2.8 -30.0 265 13 343.8 344.0 296.0 347.0 0.85 19 269 10476 -34.9 -38.8 68 3.9 -35.4 238 15 346.8 346.9 296.4 348.8 0.49 20 250 10980 -39.5 -42.9 70 3.4 -39.8 225 12 347.3 347.4 296.4 348.7 0.35 21 202 12396 -51.9 -54.8 71 2.9 -52.0 263 24 349.6 349.6 296.7 350.1 0.11 22 200 12460 -52.5 -55.5 70 3.0 -52.6 265 25 349.6 349.7 296.7 350.1 0.10 23 151 14220 -66.7 -71.7 49 5.0 -66.7 276 25 354.5 354.5 297.6 354.6 0.02 24 150 14260 -66.5 -72.5 43 6.0 -66.5 275 24 355.5 355.5 297.8 355.6 0.01 25 107 16228 -80.1 -83.7 55 3.6 -80.1 300 8 365.8 365.8 299.8 365.8 0.00 26 100 16610 -79.1 -83.9 45 4.8 -79.1 65 2 374.9 374.9 301.4 374.9 0.00 27 96 16843 -77.7 -82.7 44 5.0 -77.7 382.0 382.0 302.6 382.1 0.00 28 91 17147 -80.9 -83.8 61 2.9 -80.9 381.6 381.6 302.5 381.6 0.00 29 85 17533 -78.7 -83.7 44 5.0 -78.7 393.5 393.5 304.3 393.6 0.00 TRP 107 16228 -80.1 -83.7 55 3.6 -80.1 300 8 365.8 365.8 299.8 365.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5798.00 m Freezing level: 563.00 mb = 4935.19 m = 16191.36 ft Wetbulb zero: 575.00 mb = 4762.25 m = 15623.98 ft Precipitable water: 2.41 inches Sfc-500 mean rel hum: 84.88 % Est. max temperature: 32.87 C = 91.17 F Sfc-Lift cond lev (LCL): 970.01 mb = 348.65 m = 1143.86 ft T: 25.39 C 700-500 lapse rate: 5.82 C/km ThetaE index: 11.98 C Layer 1000.0- 700.0 mb Conv cond level (CCL): 867.72 mb = 1321.63 m = 4336.01 ft Mean mixing ratio: 16.99 g/kg Conv temperature: 32.31 C = 90.15 F Cap Strength: 1.61 C Lifted Index: -2.83 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.13 C Lifted Index @700 mb: -0.29 C Showalter Index: -1.25 C Risk: Thunderstorms probable Total Totals Index: 45.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.90 C Cross Totals Index: 21.50 C K Index: 36.30 Risk: > 80 % chance of thunderstorms Sweat Index: 239.80 Risk: None Energy Index: -0.95 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 854.33 J/kg Max Up Vert Vel: 41.34 m/s Conv Inhibition (B-): 33.68 J/kg Cap Strength: 1.61 C Lift Cond Lev (LCL): 911.34 mb = 892.99 m = 2929.73 ft Lev Free Conv (LFC): 816.34 mb = 1846.96 m = 6059.49 ft Equ Level (EL): 176.34 mb = 13248.24 m = 43464.83 ft B at Equ Level: 849.80 J/kg Max Parcel Lev (MPL): 96.34 mb = 16822.49 m = 55191.22 ft Wind level data Storm motion: 98 at 8 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 1004 46 140 6 -3.9 4.6 | 228 5 4.0 3.5 1 1000 82 135 7 -4.9 4.9 | 217 5 2.9 3.9 2 975 305 95 12 -12.0 1.0 | 90 4 -4.1 -0.0 3 925 763 90 18 -18.0 0.0 | 84 10 -10.2 -1.1 4 909 914 100 17 -16.7 3.0 | 102 9 -8.9 1.9 5 850 1502 80 18 -17.7 -3.1 | 67 11 -9.9 -4.2 6 734 2743 50 10 -7.7 -6.4 | 359 8 0.2 -7.5 7 708 3048 30 9 -4.5 -7.8 | 339 9 3.3 -8.9 8 700 3149 20 8 -2.7 -7.5 | 329 10 5.1 -8.6 9 683 3353 20 8 -2.7 -7.5 | 329 10 5.1 -8.6 10 633 3962 65 6 -5.4 -2.5 | 326 4 2.4 -3.6 11 587 4572 25 5 -2.1 -4.5 | 314 8 5.7 -5.6 12 545 5182 70 8 -7.5 -2.7 | 355 4 0.3 -3.8 13 525 5486 65 11 -10.0 -4.6 | 20 6 -2.1 -5.7 14 506 5791 30 8 -4.0 -6.9 | 334 9 3.8 -8.0 15 500 5880 25 7 -3.0 -6.3 | 327 9 4.9 -7.4 16 486 6096 340 4 1.4 -3.8 | 298 10 9.2 -4.8 17 467 6401 300 6 5.2 -3.0 | 287 14 13.0 -4.1 18 449 6706 325 9 5.2 -7.4 | 303 16 13.0 -8.5 19 415 7315 280 10 9.8 -1.7 | 279 18 17.7 -2.8 20 400 7600 275 8 8.0 -0.7 | 276 16 15.8 -1.8 21 367 8230 285 8 7.7 -2.1 | 281 16 15.6 -3.1 22 338 8839 300 13 11.3 -6.5 | 292 21 19.1 -7.6 23 300 9710 265 13 13.0 1.1 | 270 21 20.8 0.1 24 250 10973 220 17 10.9 13.0 | 238 22 18.8 11.9 25 250 10980 225 12 8.5 8.5 | 246 18 16.3 7.4 26 200 12460 265 25 24.9 2.2 | 268 33 32.7 1.1 27 199 12497 240 22 19.1 11.0 | 250 29 26.9 9.9 28 189 12802 275 25 24.9 -2.2 | 276 33 32.7 -3.3 29 180 13106 270 30 30.0 -0.0 | 272 38 37.8 -1.1 30 156 14021 280 31 30.5 -5.4 | 280 39 38.4 -6.5 31 150 14260 275 24 23.9 -2.1 | 276 32 31.7 -3.2 32 141 14630 290 24 22.6 -8.2 | 287 32 30.4 -9.3 33 120 15545 275 16 15.9 -1.4 | 276 24 23.8 -2.5 34 114 15850 265 9 9.0 0.8 | 271 17 16.8 -0.3 35 108 16154 255 6 5.8 1.6 | 268 14 13.6 0.5 36 107 16228 300 8 6.9 -4.0 | 289 16 14.8 -5.1 37 103 16459 290 6 5.6 -2.1 | 283 14 13.5 -3.1 38 100 16610 65 2 -1.8 -0.8 | 288 6 6.0 -1.9 39 97 16764 5 6 -0.5 -6.0 | 314 10 7.3 -7.1 Wind Parameters Mean winds (0-6000m): 67.8 at 10.5 knts Storm direction: 97.8 at 7.9 knts Shear (0-3000m) pos: 0.4 neg: 2.3 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 111.0 deg Storm rel helicity (0-3000m) pos: 6.7 neg: -54.0 tot: -47.3 m^2/s^2 ave: -15.8 10^-3 m/s^2 rel: -0.68 Storm rel vorticity (0-3000m) horiz: 6.6 stream: -4.5 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 164.03 Bulk Shear: 5.21 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 ------------------------------------------------------------------------------- 500 101 11 109 3| 0.0 12.3 12.3| 0.0 -8.4 -8.4 -16.8 -0.74| 13.2 -9.7 1000 97 14 95 6| 1.2 6.2 7.3| 6.7 -11.7 -5.0 -5.0 -0.42| 10.0 -4.2 1500 93 15 88 7| 0.8 5.0 5.8| 6.7 -24.9 -18.2 -12.1 -0.54| 8.4 -4.5 2000 88 15 78 8| 0.6 3.5 4.1| 6.7 -35.8 -29.1 -14.6 -0.60| 7.5 -4.5 2500 84 15 69 8| 0.5 2.6 3.1| 6.7 -44.6 -37.9 -15.2 -0.65| 6.9 -4.4 3000 80 14 60 7| 0.4 2.3 2.7| 6.7 -54.0 -47.3 -15.8 -0.68| 6.6 -4.5 4000 73 12 41 6| 0.8 1.7 2.6| 8.2 -59.4 -51.2 -12.8 -0.60| 6.0 -3.6 5000 70 11 28 5| 1.0 1.6 2.6| 13.6 -61.5 -47.9 -9.6 -0.48| 5.5 -2.7 6000 68 11 21 5| 0.8 1.7 2.5| 17.0 -85.4 -68.4 -11.4 -0.48| 6.0 -2.9 Wrote GIF file: /home/apache/climate/data/raob//VEBS/skewt/VEBS.skewt.20251019.11.gif