UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042711.upa.cvt Date: 1100Z 27 APR 25 Searching for VEBS... Searching the city database file for: VEBS ... Date:1100Z 27 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 1002 46 35.0 18.0 37 17.0 23.0 220 2 308.0 310.4 296.1 347.5 13.07 1 1000 59 34.0 18.0 39 16.0 22.7 155 1 307.1 309.6 295.9 346.6 13.09 2 925 762 28.4 15.4 45 13.0 19.5 220 4 308.3 310.6 295.4 344.6 11.98 3 883 1173 24.8 12.8 47 12.0 16.8 293 4 308.7 310.7 294.6 340.9 10.58 4 850 1506 23.0 7.0 36 16.0 13.2 305 3 310.2 311.6 292.6 333.1 7.41 5 792 2114 17.8 5.8 45 12.0 10.6 4 3 311.0 312.4 292.7 333.6 7.32 6 765 2410 17.6 -5.4 20 23.0 6.2 259 14 313.9 314.5 290.2 324.6 3.34 7 700 3158 11.0 -5.0 32 16.0 3.1 225 18 314.7 315.4 290.8 326.7 3.76 8 673 3485 8.0 -7.0 34 15.0 1.0 219 19 314.9 315.5 290.5 325.7 3.36 9 632 3999 3.0 0.3 82 2.7 1.5 210 20 314.9 316.1 292.9 334.4 6.20 10 599 4431 0.0 -10.0 47 10.0 -4.3 203 21 316.3 316.8 290.6 326.0 2.98 11 571 4815 -0.9 -16.9 29 16.0 -6.7 206 22 319.6 319.9 290.5 325.6 1.78 12 521 5539 -6.7 -15.7 49 9.0 -9.9 225 27 321.1 321.5 291.2 328.3 2.16 13 513 5660 -7.1 -21.1 32 14.0 -11.5 225 28 322.0 322.3 290.8 326.8 1.38 14 507 5752 -7.7 -20.7 34 13.0 -11.8 225 29 322.4 322.7 291.0 327.4 1.45 15 500 5860 -8.7 -14.7 62 6.0 -10.9 230 30 322.4 322.9 291.9 330.7 2.45 16 493 5969 -8.5 -10.5 85 2.0 -9.4 234 31 324.0 324.7 293.2 335.6 3.49 17 454 6602 -11.7 -12.1 97 0.4 -11.9 250 30 327.7 328.4 294.1 339.0 3.33 18 440 6841 -12.9 -13.8 93 0.9 -13.3 252 29 329.1 329.7 294.1 339.4 2.99 19 434 6945 -13.3 -14.4 91 1.1 -13.7 254 30 329.9 330.5 294.3 339.8 2.89 20 431 6998 -13.9 -15.1 91 1.2 -14.3 255 31 329.8 330.4 294.1 339.2 2.75 21 429 7033 -14.3 -17.1 79 2.8 -15.3 255 31 329.7 330.2 293.8 337.8 2.33 22 428 7050 -14.5 -20.5 60 6.0 -16.4 255 31 329.7 330.1 293.3 335.8 1.75 23 424 7121 -15.1 -24.1 46 9.0 -17.6 254 32 329.8 330.1 292.9 334.4 1.28 24 418 7229 -15.5 -21.5 60 6.0 -17.3 253 33 330.7 331.0 293.4 336.4 1.64 25 407 7429 -15.3 -19.7 69 4.4 -16.7 251 36 333.4 333.8 294.4 340.4 1.97 26 400 7560 -15.7 -21.7 60 6.0 -17.6 250 37 334.6 334.9 294.4 340.6 1.69 27 385 7849 -17.5 -28.5 38 11.0 -20.2 250 38 335.9 336.1 294.1 339.4 0.95 28 369 8168 -19.9 -30.9 37 11.0 -22.3 250 39 336.8 337.0 294.3 339.7 0.79 29 366 8229 -19.5 -41.5 12 22.0 -23.1 250 39 338.1 338.2 294.1 339.2 0.27 30 314 9353 -28.7 -43.7 22 15.0 -30.5 250 43 340.5 340.5 294.7 341.5 0.25 31 312 9399 -28.7 -46.7 16 18.0 -30.7 250 43 341.1 341.1 294.7 341.8 0.18 32 305 9562 -30.1 -42.1 30 12.0 -31.6 250 44 341.3 341.4 294.9 342.6 0.31 33 300 9680 -31.1 -41.1 37 10.0 -32.4 250 44 341.5 341.6 295.0 342.9 0.35 34 295 9798 -31.7 -41.7 37 10.0 -32.9 250 44 342.3 342.4 295.2 343.7 0.33 35 292 9870 -32.3 -41.3 40 9.0 -33.4 250 45 342.5 342.6 295.3 343.9 0.35 36 289 9942 -32.5 -48.5 19 16.0 -34.0 249 46 343.2 343.3 295.3 343.9 0.16 37 285 10039 -33.1 -56.1 8 23.0 -34.8 249 46 343.7 343.7 295.3 344.0 0.07 38 253 10859 -39.7 -50.7 30 11.0 -40.5 245 53 345.9 345.9 295.8 346.5 0.14 39 250 10940 -40.3 -51.3 30 11.0 -41.1 245 54 346.2 346.2 295.9 346.7 0.14 40 245 11078 -41.5 -51.5 33 10.0 -42.2 248 54 346.4 346.4 296.0 346.9 0.14 41 237 11303 -42.3 -59.3 14 17.0 -43.1 245 54 348.5 348.5 296.3 348.7 0.05 42 200 12430 -51.9 -64.9 20 13.0 -52.2 245 59 350.6 350.6 296.8 350.7 0.03 43 190 12760 -54.6 -66.1 23 11.5 -54.9 245 61 351.3 351.4 297.0 351.5 0.03 44 187 12862 -55.5 -66.5 24 11.0 -55.7 245 60 351.6 351.6 297.0 351.7 0.03 45 150 14240 -63.9 -79.9 10 16.0 -64.0 255 41 360.0 360.0 298.7 360.0 0.00 46 146 14405 -65.1 -81.1 9 16.0 -65.2 259 39 360.7 360.7 298.8 360.7 0.00 47 122 15473 -73.5 -82.5 24 9.0 -73.5 238 19 364.4 364.4 299.5 364.4 0.00 48 100 16620 -77.7 -85.7 26 8.0 -77.7 265 19 377.6 377.6 301.9 377.6 0.00 49 85 17541 -81.5 -89.5 24 8.0 -81.5 387.9 387.9 303.5 387.9 0.00 TRP WND 190 12760 -54.6 -66.1 23 11.5 -54.9 245 61 351.3 351.4 297.0 351.5 0.03 Sounding variables and indices 1000-500 mb thick: 5801.00 m Freezing level: 599.00 mb = 4431.32 m = 14538.28 ft Wetbulb zero: 623.22 mb = 4111.65 m = 13489.51 ft Precipitable water: 1.40 inches Sfc-500 mean rel hum: 41.48 % Est. max temperature: 37.18 C = 98.92 F Sfc-Lift cond lev (LCL): 784.63 mb = 2193.89 m = 7197.73 ft T: 17.75 C 700-500 lapse rate: 7.29 C/km ThetaE index: 14.42 C Layer 1000.0- 792.0 mb Conv cond level (CCL): 706.60 mb = 3078.91 m = 10101.30 ft Mean mixing ratio: 12.32 g/kg Conv temperature: 41.62 C = 106.91 F Cap Strength: 4.98 C Lifted Index: -3.97 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -0.07 C Lifted Index @700 mb: 1.78 C Showalter Index: 1.12 C Risk: Showers probable Total Totals Index: 47.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 31.70 C Cross Totals Index: 15.70 C K Index: 22.70 Risk: 20-40 % chance of thunderstorms Sweat Index: 120.00 Risk: None Energy Index: -0.43 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 377.81 J/kg Max Up Vert Vel: 27.49 m/s Conv Inhibition (B-): 215.40 J/kg Cap Strength: 4.98 C Lift Cond Lev (LCL): 775.06 mb = 2298.46 m = 7540.78 ft Lev Free Conv (LFC): 660.06 mb = 3643.36 m = 11953.13 ft Equ Level (EL): 370.06 mb = 8145.98 m = 26725.32 ft B at Equ Level: 373.29 J/kg Max Parcel Lev (MPL): 180.06 mb = 13098.23 m = 42972.66 ft Wind level data Storm motion: 252 at 11 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 1002 46 220 2 1.3 1.5 | 78 9 -9.3 -1.9 1 1000 59 155 1 -0.4 0.9 | 77 11 -11.0 -2.5 2 925 762 220 4 2.6 3.1 | 87 8 -8.0 -0.4 3 909 914 200 3 1.0 2.8 | 86 10 -9.6 -0.6 4 878 1219 310 4 3.1 -2.6 | 51 10 -7.5 -6.0 5 850 1506 305 3 2.5 -1.7 | 58 10 -8.1 -5.2 6 848 1524 305 3 2.5 -1.7 | 58 10 -8.1 -5.2 7 818 1829 355 5 0.4 -5.0 | 50 13 -10.1 -8.4 8 790 2134 5 3 -0.3 -3.0 | 59 13 -10.8 -6.4 9 762 2438 245 15 13.6 6.3 | 226 4 3.0 2.9 10 700 3158 225 18 12.7 12.7 | 193 10 2.1 9.3 11 587 4572 200 21 7.2 19.7 | 168 17 -3.4 16.3 12 524 5486 225 26 18.4 18.4 | 208 17 7.8 15.0 13 504 5791 225 30 21.2 21.2 | 211 21 10.6 17.8 14 500 5860 230 30 23.0 19.3 | 218 20 12.4 15.9 15 466 6401 250 34 31.9 11.6 | 249 23 21.4 8.2 16 447 6706 250 28 26.3 9.6 | 249 17 15.7 6.1 17 430 7010 255 31 29.9 8.0 | 257 20 19.4 4.6 18 400 7560 250 37 34.8 12.7 | 249 26 24.2 9.2 19 300 9680 250 44 41.3 15.0 | 249 33 30.8 11.6 20 297 9754 250 44 41.3 15.0 | 249 33 30.8 11.6 21 250 10940 245 54 48.9 22.8 | 243 43 38.4 19.4 22 249 10973 250 54 50.7 18.5 | 249 43 40.2 15.0 23 217 11887 235 55 45.1 31.5 | 231 44 34.5 28.1 24 200 12430 245 59 53.5 24.9 | 243 48 42.9 21.5 25 190 12760 245 61 55.3 25.8 | 243 50 44.7 22.3 26 155 14021 245 50 45.3 21.1 | 243 39 34.7 17.7 27 150 14240 255 41 39.6 10.6 | 256 30 29.0 7.2 28 140 14630 265 35 34.9 3.1 | 271 24 24.3 -0.4 29 127 15240 255 19 18.4 4.9 | 259 8 7.8 1.5 30 120 15545 230 19 14.6 12.2 | 204 10 4.0 8.8 31 100 16620 265 19 18.9 1.7 | 282 9 8.3 -1.8 Wind Parameters Mean winds (0-6000m): 222.0 at 14.8 knts Storm direction: 252.0 at 11.1 knts Shear (0-3000m) pos: 1.1 neg: 3.6 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 118.2 deg Storm rel helicity (0-3000m) pos: 11.7 neg: -49.7 tot: -38.0 m^2/s^2 ave: -12.7 10^-3 m/s^2 rel: -0.56 Storm rel vorticity (0-3000m) horiz: 8.3 stream: -4.7 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 16.46 Bulk Shear: 22.96 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 ------------------------------------------------------------------------------- 500 190 2 82 10| 0.0 1.4 1.4| 4.3 0.0 4.3 8.6 0.39| 4.1 1.6 1000 212 3 83 9| 1.4 0.7 2.1| 4.6 -4.4 0.2 0.2 -0.04| 4.4 -0.2 1500 245 3 75 8| 1.7 0.5 2.2| 6.5 -11.2 -4.7 -3.2 -0.20| 4.6 -0.9 2000 285 3 60 9| 1.7 0.4 2.0| 11.7 -14.5 -2.8 -1.4 -0.13| 4.8 -0.6 2500 269 5 61 7| 1.4 3.7 5.1| 11.7 -45.2 -33.5 -13.4 -0.56| 9.0 -5.1 3000 249 7 76 5| 1.1 3.6 4.7| 11.7 -49.7 -38.0 -12.7 -0.56| 8.3 -4.7 4000 231 10 132 4| 0.8 3.1 4.0| 11.7 -61.4 -49.7 -12.4 -0.57| 7.1 -4.0 5000 220 12 155 6| 0.8 2.6 3.4| 36.0 -69.9 -33.9 -6.8 -0.43| 6.6 -2.8 6000 222 15 175 8| 1.7 2.2 3.9|101.1 -69.9 31.2 5.2 -0.18| 6.8 -1.2 Wrote GIF file: /home/apache/climate/data/raob//VEBS/skewt/VEBS.skewt.20250427.11.gif