UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041723.upa.cvt Date: 2300Z 17 APR 25 Searching for VEBS... Searching the city database file for: VEBS ... Date:2300Z 17 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 ------------------------------------------------------------------------------- SFC 1003 46 27.2 25.1 88 2.1 25.6 120 5 300.1 303.8 298.7 360.0 20.39 1 1000 66 27.4 24.8 86 2.6 25.5 145 4 300.5 304.2 298.6 359.7 20.08 2 925 758 23.6 20.7 84 2.9 21.5 195 19 303.4 306.6 297.4 353.5 16.84 3 870 1290 20.8 16.2 75 4.6 17.7 220 17 305.9 308.4 295.8 346.2 13.43 4 858 1411 22.2 11.2 50 11.0 15.1 238 16 308.6 310.4 293.9 338.3 9.78 5 850 1492 21.6 10.6 50 11.0 14.6 250 15 308.8 310.6 293.7 337.7 9.48 6 772 2321 15.4 12.1 81 3.3 13.2 296 17 310.7 312.9 295.8 346.1 11.57 7 700 3144 8.6 5.2 79 3.4 6.6 325 17 312.0 313.5 293.4 336.6 7.95 8 685 3323 7.0 4.1 82 2.9 5.3 325 19 312.2 313.6 293.2 335.5 7.52 9 661 3615 5.8 -3.2 52 9.0 1.3 311 18 314.0 314.9 291.3 328.5 4.57 10 651 3740 5.2 -0.8 65 6.0 2.0 303 18 314.7 315.8 292.3 332.3 5.55 11 626 4059 4.4 -18.6 17 23.0 -3.9 291 17 317.3 317.6 289.4 322.1 1.41 12 585 4606 0.0 -25.0 13 25.0 -7.5 300 18 318.4 318.6 289.2 321.4 0.86 13 518 5571 -4.9 -35.9 7 31.0 -11.9 311 17 323.8 323.8 290.3 325.1 0.34 14 505 5772 -4.3 -49.3 2 45.0 -12.1 301 13 326.9 326.9 290.9 327.2 0.08 15 500 5850 -4.7 -52.7 1 48.0 -12.5 310 18 327.3 327.3 291.0 327.5 0.06 16 400 7560 -16.9 -42.9 9 26.0 -21.0 300 18 333.0 333.1 292.7 333.9 0.22 17 398 7598 -17.3 -43.3 8 26.0 -21.4 300 18 333.0 333.0 292.7 333.8 0.21 18 384 7866 -16.7 -55.7 2 39.0 -21.4 300 19 337.2 337.2 293.7 337.4 0.05 19 329 9012 -23.1 -67.1 1 44.0 -26.6 285 24 343.6 343.6 295.2 343.7 0.01 20 300 9680 -28.1 -62.1 2 34.0 -30.7 285 40 345.8 345.8 295.7 345.9 0.03 21 250 10960 -38.9 -66.9 4 28.0 -40.1 280 36 348.2 348.2 296.3 348.3 0.02 22 234 11409 -42.9 -67.9 5 25.0 -43.7 282 34 348.8 348.8 296.4 348.9 0.02 23 200 12450 -49.9 -75.9 3 26.0 -50.4 275 26 353.8 353.8 297.4 353.8 0.01 24 154 14100 -64.3 -78.3 13 14.0 -64.4 266 26 356.6 356.6 298.0 356.6 0.01 25 150 14260 -65.3 -79.3 13 14.0 -65.4 265 26 357.6 357.6 298.2 357.6 0.00 26 100 16640 -78.7 -88.7 18 10.0 -78.7 280 19 375.7 375.7 301.5 375.7 0.00 27 81 17836 -82.3 -90.3 24 8.0 -82.3 95 6 391.6 391.6 304.0 391.6 0.00 28 79 17977 -80.1 -90.1 17 10.0 -80.1 77 8 399.0 399.0 305.0 399.0 0.00 29 70 18660 -82.5 -90.5 24 8.0 -82.5 350 18 407.9 407.9 306.2 407.9 0.00 30 69 18740 -82.9 -90.9 24 8.0 -82.9 346 18 408.7 408.7 306.3 408.7 0.00 31 65 19072 -81.5 -89.5 24 8.0 -81.5 328 18 418.8 418.8 307.6 418.8 0.00 32 63 19249 -77.3 -89.3 13 12.0 -77.3 319 17 431.8 431.8 309.0 431.8 0.00 33 57 19822 -76.3 -88.3 13 12.0 -76.3 289 17 446.6 446.6 310.6 446.7 0.00 34 50 20590 -68.5 -88.5 4 20.0 -68.7 250 16 482.1 482.1 313.6 482.1 0.00 35 48 20837 -66.3 -88.3 3 22.0 -66.5 237 15 493.0 493.0 314.4 493.0 0.00 36 41 21800 -65.3 -90.3 2 25.0 -65.7 186 12 518.2 518.2 316.2 518.2 0.00 37 37 22434 -61.1 -90.1 1 29.0 -61.8 153 10 544.4 544.4 317.8 544.4 0.00 38 36 22606 -57.9 -83.9 2 26.0 -58.9 144 9 557.0 557.0 318.5 557.0 0.01 39 30 23770 -53.9 -84.9 1 31.0 -55.6 85 5 597.7 597.7 320.5 597.8 0.01 40 21 26072 -51.5 -70.5 9 19.0 -54.2 107 6 669.1 669.2 323.4 670.3 0.14 41 20 26390 -49.5 -85.5 1 36.0 -53.1 110 6 684.7 684.7 323.9 684.8 0.01 42 17 27465 -44.5 -82.5 1 38.0 -50.4 105 14 733.3 733.3 325.4 733.5 0.03 43 14 28758 -46.7 -83.7 1 37.0 -52.4 100 23 767.7 767.7 326.4 767.9 0.03 44 13 29252 -43.9 -81.9 1 38.0 -51.1 98 27 793.8 793.8 327.1 794.2 0.04 45 10 31020 -42.1 -80.1 1 38.0 -51.2 90 39 862.4 862.4 328.7 863.1 0.07 46 8.6 32050 -37.7 -77.7 1 40.0 -50.0 917.6 917.6 329.8 918.8 0.11 47 5.3 35434 -31.3 -73.3 1 42.0 -50.3 1082.4 1082.7 332.5 1087.2 0.36 TRP 81 17836 -82.3 -90.3 24 8.0 -82.3 95 6 391.6 391.6 304.0 391.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5784.00 m Freezing level: 585.00 mb = 4605.84 m = 15110.84 ft Wetbulb zero: 642.50 mb = 3846.70 m = 12620.25 ft Precipitable water: 1.78 inches Sfc-500 mean rel hum: 51.93 % Est. max temperature: 35.81 C = 96.46 F Sfc-Lift cond lev (LCL): 973.39 mb = 305.44 m = 1002.08 ft T: 26.09 C 700-500 lapse rate: 4.92 C/km ThetaE index: 22.35 C Layer 1000.0- 772.0 mb Conv cond level (CCL): 828.82 mb = 1709.16 m = 5607.41 ft Mean mixing ratio: 17.98 g/kg Conv temperature: 36.41 C = 97.54 F Cap Strength: 2.84 C Lifted Index: -3.67 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.69 C Lifted Index @700 mb: -3.49 C Showalter Index: 3.07 C Risk: None Total Totals Index: 41.60 C Risk: None Vertical Totals Index: 26.30 C Cross Totals Index: 15.30 C K Index: 33.50 Risk: 60-80 % chance of thunderstorms Sweat Index: 308.45 Risk: Showers and thunderstorms possible Energy Index: -1.80 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1420.68 J/kg Max Up Vert Vel: 53.30 m/s Conv Inhibition (B-): 67.96 J/kg Cap Strength: 2.70 C Lift Cond Lev (LCL): 914.47 mb = 857.42 m = 2813.03 ft Lev Free Conv (LFC): 769.47 mb = 2348.09 m = 7703.62 ft Equ Level (EL): 169.47 mb = 13495.48 m = 44275.98 ft B at Equ Level: 1416.80 J/kg Max Parcel Lev (MPL): 79.47 mb = 17943.47 m = 58868.95 ft Wind level data Storm motion: 317 at 13 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 1003 46 120 5 -4.3 2.5 | 132 18 -13.1 11.9 1 1000 66 145 4 -2.3 3.3 | 139 17 -11.1 12.7 2 973 305 180 17 0.0 17.0 | 162 28 -8.8 26.4 3 925 758 195 19 4.9 18.4 | 172 28 -3.9 27.8 4 877 1219 210 18 9.0 15.6 | 180 25 0.2 25.0 5 850 1492 250 15 14.1 5.1 | 200 15 5.3 14.6 6 817 1829 280 17 16.7 -3.0 | 231 10 8.0 6.5 7 700 3144 325 17 9.8 -13.9 | 348 5 1.0 -4.5 8 682 3353 325 19 10.9 -15.6 | 341 6 2.1 -6.1 9 632 3962 290 17 16.0 -5.8 | 243 8 7.2 3.6 10 523 5486 315 19 13.4 -13.4 | 311 6 4.6 -4.0 11 504 5791 300 13 11.3 -6.5 | 220 4 2.5 2.9 12 500 5850 310 18 13.8 -11.6 | 293 5 5.0 -2.1 13 400 7560 300 18 15.6 -9.0 | 266 7 6.8 0.4 14 365 8230 300 21 18.2 -10.5 | 277 9 9.4 -1.1 15 350 8534 270 11 11.0 -0.0 | 193 10 2.2 9.4 16 336 8839 280 18 17.7 -3.1 | 235 11 8.9 6.3 17 323 9144 290 30 28.2 -10.3 | 272 19 19.4 -0.8 18 300 9680 285 40 38.6 -10.4 | 272 30 29.8 -0.9 19 250 10960 280 36 35.5 -6.3 | 263 27 26.7 3.2 20 218 11887 285 31 29.9 -8.0 | 266 21 21.2 1.4 21 200 12450 275 26 25.9 -2.3 | 247 19 17.1 7.2 22 199 12497 280 25 24.6 -4.3 | 252 17 15.8 5.1 23 150 14260 265 26 25.9 2.3 | 236 21 17.1 11.7 24 141 14630 270 28 28.0 -0.0 | 244 21 19.2 9.4 25 127 15240 295 25 22.7 -10.6 | 275 14 13.9 -1.1 26 103 16459 260 14 13.8 2.4 | 203 13 5.0 11.9 27 100 16640 280 19 18.7 -3.3 | 238 12 9.9 6.1 28 98 16764 265 20 19.9 1.7 | 225 16 11.1 11.2 29 81 17836 95 6 -6.0 0.5 | 124 18 -14.8 9.9 30 70 18660 350 18 3.1 -17.7 | 34 10 -5.7 -8.3 31 50 20590 250 16 15.0 5.5 | 203 16 6.2 14.9 32 30 23770 85 5 -5.0 -0.4 | 123 16 -13.8 9.0 33 20 26390 110 6 -5.6 2.1 | 128 18 -14.4 11.5 34 10 31020 90 39 -39.0 0.0 | 101 49 -47.8 9.4 Wind Parameters Mean winds (0-6000m): 287.0 at 17.2 knts Storm direction: 317.0 at 12.9 knts Shear (0-3000m) pos: 3.7 neg: 0.0 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): -156.5 deg Storm rel helicity (0-3000m) pos: 210.9 neg: 0.0 tot: 210.9 m^2/s^2 ave: 70.3 10^-3 m/s^2 rel: 0.76 Storm rel vorticity (0-3000m) horiz: 10.0 stream: 7.6 10^-3/s Energy-Hel index: 1.76 Bulk Rich Number: 17.39 Bulk Shear: 81.70 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 ------------------------------------------------------------------------------- 500 179 14 159 25| 17.3 0.0 17.3| 87.5 0.0 87.5 175.1 0.79| 18.5 14.5 1000 189 16 166 26| 9.5 0.0 9.5|123.7 0.0 123.7 123.7 0.81| 12.1 9.8 1500 200 16 173 25| 6.6 0.0 6.6|176.0 0.0 176.0 117.3 0.74| 13.2 9.8 2000 218 16 183 22| 5.6 0.0 5.6|198.5 0.0 198.5 99.3 0.75| 12.3 9.2 2500 234 17 193 20| 4.5 0.0 4.5|205.3 0.0 205.3 82.1 0.75| 10.9 8.1 3000 249 17 204 17| 3.7 0.0 3.7|210.9 0.0 210.9 70.3 0.76| 10.0 7.6 4000 271 17 222 12| 2.8 1.1 3.9|212.2 -17.4 194.8 48.7 0.48| 9.3 4.4 5000 280 17 231 10| 2.6 0.9 3.5|221.0 -17.4 203.6 40.7 0.51| 8.0 4.1 6000 287 17 240 9| 2.1 0.8 3.0|228.7 -23.6 205.1 34.2 0.45| 7.8 3.5 Wrote GIF file: /home/apache/climate/data/raob//VEBS/skewt/VEBS.skewt.20250417.23.gif