UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042511.upa.cvt Date: 1100Z 25 APR 25 Searching for VEBS... Searching the city database file for: VEBS ... Date:1100Z 25 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 1000 46 33.4 25.4 63 8.0 27.3 190 10 306.5 310.4 300.5 369.4 20.84 1 952 483 28.2 23.2 74 5.0 24.5 198 16 305.6 309.2 299.3 363.0 19.13 2 949 511 28.4 22.4 70 6.0 24.0 198 17 306.1 309.5 298.9 361.0 18.26 3 939 604 32.0 10.0 26 22.0 17.8 200 18 310.7 312.3 293.3 336.0 8.23 4 925 738 30.6 16.6 43 14.0 20.8 190 11 310.6 313.0 296.7 350.2 12.95 5 911 875 29.2 19.2 55 10.0 22.0 198 9 310.5 313.5 298.3 358.0 15.55 6 850 1490 25.6 16.6 58 9.0 19.2 315 14 313.0 315.7 298.0 356.5 14.12 7 848 1511 25.4 16.4 57 9.0 19.1 315 14 313.0 315.6 297.9 356.1 13.97 8 829 1709 25.8 3.8 24 22.0 12.7 312 13 315.4 316.6 293.0 334.6 6.07 9 700 3161 13.0 -5.0 28 18.0 3.9 330 16 316.9 317.6 291.5 329.1 3.76 10 585 4632 0.4 -14.6 31 15.0 -5.4 282 6 318.9 319.3 290.5 325.9 2.11 11 564 4925 0.6 -30.4 8 31.0 -7.9 263 9 322.5 322.6 290.1 324.4 0.54 12 558 5011 0.0 -30.0 8 30.0 -8.2 257 9 322.7 322.9 290.2 324.8 0.57 13 501 5864 -5.5 -21.5 27 16.0 -10.7 250 14 326.1 326.4 292.0 330.9 1.37 14 500 5880 -5.5 -21.5 27 16.0 -10.7 250 14 326.3 326.6 292.0 331.1 1.37 15 474 6295 -6.7 -31.7 12 25.0 -13.0 260 16 329.9 330.0 292.3 332.0 0.57 16 432 7009 -11.9 -39.9 8 28.0 -17.2 260 19 332.1 332.2 292.6 333.2 0.27 17 410 7404 -14.7 -38.7 11 24.0 -19.2 260 21 333.5 333.6 293.0 334.8 0.33 18 404 7515 -15.5 -28.5 32 13.0 -18.7 260 22 333.9 334.1 293.6 337.2 0.90 19 400 7590 -15.9 -27.9 35 12.0 -18.9 260 22 334.3 334.5 293.8 337.9 0.96 20 388 7819 -17.5 -29.5 34 12.0 -20.3 259 22 335.2 335.3 293.9 338.3 0.86 21 379 7995 -18.5 -37.5 17 19.0 -22.0 259 23 336.1 336.2 293.7 337.6 0.40 22 367 8235 -19.9 -33.9 28 14.0 -22.7 259 23 337.3 337.5 294.2 339.6 0.59 23 358 8419 -21.5 -32.5 36 11.0 -23.8 258 23 337.6 337.7 294.4 340.2 0.70 24 355 8481 -22.1 -32.1 40 10.0 -24.1 258 23 337.6 337.7 294.4 340.3 0.73 25 351 8564 -22.5 -35.5 30 13.0 -24.9 258 23 338.2 338.3 294.4 340.2 0.53 26 350 8585 -22.5 -42.5 14 20.0 -25.4 258 23 338.4 338.5 294.2 339.4 0.26 27 320 9238 -27.3 -43.3 20 16.0 -29.3 256 24 340.6 340.6 294.7 341.6 0.26 28 313 9397 -28.7 -49.7 11 21.0 -30.8 256 25 340.8 340.8 294.6 341.3 0.13 29 308 9512 -29.5 -43.5 25 14.0 -31.2 255 25 341.2 341.3 294.8 342.3 0.26 30 300 9700 -30.9 -48.9 15 18.0 -32.7 255 25 341.8 341.9 294.9 342.4 0.15 31 288 9989 -33.1 -54.1 10 21.0 -34.7 255 27 342.7 342.7 295.0 343.1 0.08 32 250 10970 -40.9 -58.9 13 18.0 -41.8 245 30 345.3 345.3 295.6 345.5 0.05 33 200 12450 -52.1 -69.1 11 17.0 -52.4 245 31 350.3 350.3 296.7 350.3 0.02 34 157 13980 -62.9 -77.9 12 15.0 -63.0 265 24 357.0 357.0 298.1 357.1 0.01 35 150 14260 -64.9 -78.9 13 14.0 -65.0 265 21 358.3 358.3 298.4 358.3 0.01 36 100 16620 -81.3 -87.3 35 6.0 -81.3 240 23 370.6 370.6 300.7 370.7 0.00 37 95 16910 -78.5 -87.5 22 9.0 -78.5 232 21 381.6 381.6 302.5 381.6 0.00 38 88 17343 -81.5 -88.5 29 7.0 -81.5 220 19 384.0 384.0 302.9 384.1 0.00 39 70 18640 -77.9 -88.9 15 11.0 -77.9 185 12 417.7 417.7 307.4 417.7 0.00 40 65 19065 -76.7 -88.7 13 12.0 -76.7 429.3 429.3 308.7 429.3 0.00 TRP 100 16620 -81.3 -87.3 35 6.0 -81.3 240 23 370.6 370.6 300.7 370.7 0.00 WND Sounding variables and indices 1000-500 mb thick: 5834.00 m Freezing level: 558.00 mb = 5010.88 m = 16439.68 ft Wetbulb zero: 651.60 mb = 3748.32 m = 12297.50 ft Precipitable water: 1.49 inches Sfc-500 mean rel hum: 32.99 % Est. max temperature: 39.81 C = 103.66 F Sfc-Lift cond lev (LCL): 891.75 mb = 1064.19 m = 3491.40 ft T: 28.09 C 700-500 lapse rate: 6.80 C/km ThetaE index: 33.61 C Layer 850.0- 558.0 mb Conv cond level (CCL): 736.16 mb = 2728.76 m = 8952.51 ft Mean mixing ratio: 16.57 g/kg Conv temperature: 43.36 C = 110.05 F Cap Strength: 6.92 C Lifted Index: -5.34 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -6.84 C Lifted Index @700 mb: 0.27 C Showalter Index: -4.76 C Risk: Severe thunderstorms possible Total Totals Index: 53.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 31.10 C Cross Totals Index: 22.10 C K Index: 29.70 Risk: 40-60 % chance of thunderstorms Sweat Index: 325.20 Risk: Showers and thunderstorms possible Energy Index: -4.87 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2151.12 J/kg Max Up Vert Vel: 65.59 m/s Conv Inhibition (B-): 306.64 J/kg Cap Strength: 6.92 C Lift Cond Lev (LCL): 826.89 mb = 1731.18 m = 5679.65 ft Lev Free Conv (LFC): 691.89 mb = 3256.55 m = 10684.09 ft Equ Level (EL): 141.89 mb = 14583.61 m = 47845.91 ft B at Equ Level: 2130.27 J/kg Max Parcel Lev (MPL): 71.89 mb = 18489.21 m = 60659.41 ft Wind level data Storm motion: 318 at 9 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 1000 46 190 10 1.7 9.8 | 166 17 -4.2 16.4 1 938 610 200 18 6.2 16.9 | 181 23 0.2 23.5 2 925 738 190 11 1.9 10.8 | 167 18 -4.0 17.4 3 907 914 200 8 2.7 7.5 | 167 14 -3.2 14.1 4 876 1219 300 8 6.9 -4.0 | 202 3 1.0 2.5 5 850 1490 315 14 9.9 -9.9 | 310 5 4.0 -3.4 6 847 1524 315 14 9.9 -9.9 | 310 5 4.0 -3.4 7 789 2134 305 10 8.2 -5.7 | 251 2 2.3 0.8 8 761 2438 325 11 6.3 -9.0 | 351 3 0.4 -2.5 9 700 3161 330 16 8.0 -13.9 | 344 8 2.1 -7.3 10 634 3962 315 13 9.2 -9.2 | 309 4 3.3 -2.7 11 610 4267 310 11 8.4 -7.1 | 282 3 2.5 -0.5 12 588 4572 285 6 5.8 -1.6 | 179 5 -0.1 5.0 13 545 5182 245 11 10.0 4.6 | 200 12 4.0 11.2 14 525 5486 245 9 8.2 3.8 | 192 11 2.2 10.3 15 500 5880 250 14 13.2 4.8 | 213 13 7.2 11.3 16 486 6096 260 15 14.8 2.6 | 224 13 8.8 9.1 17 400 7590 260 22 21.7 3.8 | 237 19 15.7 10.4 18 300 9700 255 25 24.1 6.5 | 234 22 18.2 13.0 19 285 10058 255 27 26.1 7.0 | 236 24 20.2 13.5 20 273 10363 260 31 30.5 5.4 | 244 27 24.6 11.9 21 250 10970 245 30 27.2 12.7 | 228 29 21.3 19.2 22 200 12450 245 31 28.1 13.1 | 228 30 22.2 19.6 23 189 12802 255 31 29.9 8.0 | 239 28 24.0 14.6 24 172 13411 260 29 28.6 5.0 | 243 25 22.6 11.6 25 164 13716 265 27 26.9 2.4 | 247 23 21.0 8.9 26 150 14260 265 21 20.9 1.8 | 241 17 15.0 8.4 27 148 14326 255 21 20.3 5.4 | 230 19 14.4 12.0 28 134 14935 270 22 22.0 -0.0 | 248 17 16.1 6.5 29 108 16154 230 14 10.7 9.0 | 197 16 4.8 15.5 30 103 16459 220 30 19.3 23.0 | 204 32 13.4 29.5 31 100 16620 240 23 19.9 11.5 | 218 23 14.0 18.0 32 70 18640 185 12 1.0 12.0 | 165 19 -4.9 18.5 Wind Parameters Mean winds (0-6000m): 287.8 at 11.8 knts Storm direction: 317.8 at 8.8 knts Shear (0-3000m) pos: 4.7 neg: 0.6 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 178.4 deg Storm rel helicity (0-3000m) pos: 48.8 neg: -25.6 tot: 23.1 m^2/s^2 ave: 7.7 10^-3 m/s^2 rel: 0.25 Storm rel vorticity (0-3000m) horiz: 8.5 stream: 2.1 10^-3/s Energy-Hel index: 0.63 Bulk Rich Number: 48.96 Bulk Shear: 43.94 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 ------------------------------------------------------------------------------- 500 196 14 174 20| 7.6 0.0 7.6| 24.1 0.0 24.1 48.3 0.62| 7.6 4.7 1000 198 12 174 19| 4.2 0.0 4.2| 38.6 -22.3 16.2 16.2 0.21| 11.8 2.4 1500 220 12 186 16| 7.3 0.0 7.3| 47.0 -22.3 24.7 16.5 0.34| 12.8 4.4 2000 248 12 205 12| 5.5 1.0 6.4| 47.0 -24.9 22.1 11.1 0.24| 10.5 2.6 2500 266 12 218 9| 4.9 0.8 5.7| 48.8 -25.3 23.4 9.4 0.28| 9.5 2.6 3000 284 12 237 7| 4.7 0.6 5.3| 48.8 -25.6 23.1 7.7 0.25| 8.5 2.1 4000 301 13 270 5| 3.5 1.0 4.5| 48.8 -31.3 17.5 4.4 0.16| 7.1 1.1 5000 299 12 259 5| 2.8 2.0 4.8| 52.2 -36.1 16.0 3.2 0.06| 7.1 0.5 6000 288 12 241 6| 2.6 1.8 4.3| 71.8 -40.6 31.1 5.2 0.11| 6.8 0.8 Wrote GIF file: /home/apache/climate/data/raob//VEBS/skewt/VEBS.skewt.20250425.11.gif