UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041611.upa.cvt Date: 1100Z 16 APR 25 Searching for VEBS... Searching the city database file for: VEBS ... Date:1100Z 16 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 29.4 20.4 58 9.0 23.0 100 10 302.3 305.1 296.0 347.2 15.21 1 1000 71 29.0 20.0 58 9.0 22.6 110 10 302.1 304.9 295.7 346.1 14.88 2 984 214 27.2 20.2 66 7.0 22.2 130 11 301.7 304.6 296.0 346.9 15.32 3 957 461 26.8 20.8 70 6.0 22.5 164 13 303.7 306.8 297.1 352.4 16.37 4 925 760 24.0 20.4 80 3.6 21.4 180 17 303.8 306.9 297.3 353.0 16.53 5 887 1126 21.4 17.0 76 4.4 18.4 185 16 304.8 307.4 295.8 346.2 13.87 6 850 1496 19.8 10.8 56 9.0 14.0 190 15 306.9 308.7 293.3 335.9 9.61 7 847 1526 19.6 10.6 56 9.0 13.8 189 15 307.0 308.8 293.3 335.8 9.52 8 747 2596 13.8 2.8 47 11.0 7.5 265 11 311.9 313.1 292.1 331.5 6.28 9 700 3140 9.6 0.6 53 9.0 4.7 300 14 313.1 314.2 292.0 331.1 5.72 10 689 3271 8.4 3.4 71 5.0 5.5 300 14 313.2 314.6 293.2 335.4 7.11 11 658 3650 5.8 -0.2 65 6.0 2.6 302 15 314.4 315.5 292.4 332.5 5.74 12 641 3864 5.2 -7.8 38 13.0 -0.7 302 15 316.1 316.7 290.8 326.8 3.31 13 625 4070 3.6 -5.4 52 9.0 -0.7 303 15 316.6 317.4 291.6 329.7 4.09 14 577 4715 0.0 -13.0 37 13.0 -5.3 300 16 319.7 320.1 291.1 327.8 2.43 15 573 4771 0.2 -20.8 19 21.0 -6.9 298 16 320.5 320.8 290.2 324.9 1.27 16 536 5303 -3.3 -28.3 12 25.0 -10.1 276 16 322.5 322.7 290.3 325.0 0.69 17 502 5819 -6.7 -20.7 32 14.0 -11.2 253 18 324.5 324.8 291.6 329.6 1.46 18 500 5850 -6.5 -20.5 32 14.0 -11.1 250 20 325.1 325.4 291.8 330.3 1.50 19 489 6023 -7.7 -14.7 57 7.0 -10.4 257 22 325.7 326.2 292.9 334.2 2.50 20 457 6546 -10.9 -16.9 61 6.0 -13.0 248 26 328.1 328.5 293.3 335.8 2.23 21 453 6614 -10.5 -24.5 31 14.0 -14.6 250 26 329.4 329.6 292.7 333.6 1.16 22 449 6682 -10.9 -18.9 52 8.0 -13.6 252 26 329.7 330.1 293.4 336.4 1.91 23 435 6925 -12.7 -17.4 68 4.7 -14.3 258 27 330.5 330.9 293.9 338.3 2.24 24 400 7560 -16.3 -22.3 60 6.0 -18.1 240 37 333.8 334.1 294.2 339.5 1.60 25 382 7904 -19.1 -25.1 59 6.0 -20.7 241 36 334.5 334.8 294.1 339.3 1.30 26 363 8282 -20.5 -39.5 17 19.0 -23.7 242 36 337.6 337.7 294.0 338.9 0.34 27 313 9365 -26.3 -45.3 15 19.0 -28.7 244 38 344.1 344.2 295.5 345.0 0.21 28 300 9670 -28.7 -49.7 11 21.0 -30.9 245 39 344.9 345.0 295.6 345.5 0.14 29 268 10467 -34.1 -75.1 1 41.0 -35.8 248 31 348.4 348.4 296.3 348.4 0.01 30 250 10950 -36.5 -76.5 1 40.0 -38.0 270 21 351.8 351.8 297.0 351.8 0.00 31 200 12460 -48.7 -84.7 1 36.0 -49.3 320 29 355.7 355.7 297.8 355.7 0.00 32 150 14300 -62.3 -83.3 4 21.0 -62.4 325 8 362.8 362.8 299.2 362.8 0.00 33 100 16700 -78.7 -89.7 15 11.0 -78.7 45 8 375.7 375.7 301.5 375.7 0.00 34 86 17556 -82.3 -91.3 20 9.0 -82.3 345 7 385.0 385.0 303.1 385.0 0.00 35 70 18710 -82.9 -90.9 24 8.0 -82.9 35 19 407.0 407.0 306.1 407.0 0.00 36 69 18790 -83.3 -91.3 24 8.0 -83.3 407.8 407.8 306.2 407.9 0.00 37 58 19769 -78.1 -89.1 15 11.0 -78.1 440.4 440.4 309.9 440.4 0.00 TRP 86 17556 -82.3 -91.3 20 9.0 -82.3 345 7 385.0 385.0 303.1 385.0 0.00 WND Sounding variables and indices 1000-500 mb thick: 5779.00 m Freezing level: 570.89 mb = 4801.33 m = 15752.19 ft Wetbulb zero: 644.78 mb = 3816.12 m = 12519.94 ft Precipitable water: 1.69 inches Sfc-500 mean rel hum: 49.76 % Est. max temperature: 33.83 C = 92.89 F Sfc-Lift cond lev (LCL): 880.41 mb = 1191.19 m = 3908.06 ft T: 21.12 C 700-500 lapse rate: 5.94 C/km ThetaE index: 21.94 C Layer 887.0- 689.0 mb Conv cond level (CCL): 813.41 mb = 1871.05 m = 6138.55 ft Mean mixing ratio: 15.88 g/kg Conv temperature: 35.70 C = 96.25 F Cap Strength: 2.02 C Lifted Index: -3.71 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -0.54 C Lifted Index @700 mb: -1.08 C Showalter Index: 2.03 C Risk: Showers probable Total Totals Index: 43.60 C Risk: None Vertical Totals Index: 26.30 C Cross Totals Index: 17.30 C K Index: 28.10 Risk: 40-60 % chance of thunderstorms Sweat Index: 312.85 Risk: Showers and thunderstorms possible Energy Index: -1.02 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 711.20 J/kg Max Up Vert Vel: 37.71 m/s Conv Inhibition (B-): 91.55 J/kg Cap Strength: 2.02 C Lift Cond Lev (LCL): 877.26 mb = 1222.28 m = 4010.07 ft Lev Free Conv (LFC): 722.26 mb = 2878.12 m = 9442.54 ft Equ Level (EL): 282.26 mb = 10100.65 m = 33138.20 ft B at Equ Level: 710.96 J/kg Max Parcel Lev (MPL): 152.26 mb = 14204.51 m = 46602.17 ft Wind level data Storm motion: 290 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 1003 46 100 10 -9.8 1.7 | 105 21 -19.9 5.4 1 1000 71 110 10 -9.4 3.4 | 110 21 -19.5 7.0 2 941 610 185 14 1.2 13.9 | 153 20 -8.8 17.6 3 925 760 180 17 0.0 17.0 | 154 23 -10.1 20.6 4 850 1496 190 15 2.6 14.8 | 158 20 -7.5 18.4 5 817 1829 180 10 0.0 10.0 | 144 17 -10.1 13.6 6 788 2134 175 7 -0.6 7.0 | 135 15 -10.7 10.6 7 734 2743 295 13 11.8 -5.5 | 318 3 1.7 -1.9 8 700 3140 300 14 12.1 -7.0 | 329 4 2.1 -3.4 9 586 4572 305 16 13.1 -9.2 | 331 6 3.0 -5.6 10 504 5791 255 16 15.5 4.1 | 215 9 5.4 7.8 11 500 5850 250 20 18.8 6.8 | 220 14 8.7 10.5 12 484 6096 260 23 22.7 4.0 | 239 15 12.6 7.6 13 465 6401 245 26 23.6 11.0 | 223 20 13.5 14.6 14 430 7010 260 27 26.6 4.7 | 243 18 16.5 8.3 15 400 7560 240 37 32.0 18.5 | 225 31 22.0 22.1 16 397 7620 240 35 30.3 17.5 | 224 29 20.2 21.1 17 300 9670 245 39 35.3 16.5 | 232 32 25.3 20.1 18 272 10363 250 32 30.1 10.9 | 234 25 20.0 14.6 19 260 10668 245 29 26.3 12.3 | 226 23 16.2 15.9 20 250 10950 270 21 21.0 -0.0 | 252 12 10.9 3.6 21 249 10973 255 23 22.2 6.0 | 232 15 12.2 9.6 22 238 11278 290 22 20.7 -7.5 | 290 11 10.6 -3.9 23 200 12460 320 29 18.6 -22.2 | 335 20 8.6 -18.6 24 199 12497 310 29 22.2 -18.6 | 321 19 12.2 -15.0 25 190 12802 320 29 18.6 -22.2 | 335 20 8.6 -18.6 26 172 13411 330 25 12.5 -21.7 | 352 18 2.4 -18.0 27 164 13716 325 19 10.9 -15.6 | 356 12 0.8 -11.9 28 157 14021 325 9 5.2 -7.4 | 53 6 -4.9 -3.8 29 150 14300 325 8 4.6 -6.6 | 62 6 -5.5 -2.9 30 149 14326 290 6 5.6 -2.1 | 109 5 -4.4 1.6 31 142 14630 340 8 2.7 -7.5 | 62 8 -7.3 -3.9 32 128 15240 310 8 6.1 -5.1 | 69 4 -3.9 -1.5 33 122 15545 330 8 4.0 -6.9 | 61 7 -6.1 -3.3 34 115 15850 310 9 6.9 -5.8 | 56 4 -3.2 -2.2 35 110 16154 340 17 5.8 -16.0 | 19 13 -4.2 -12.4 36 104 16459 5 14 -1.2 -13.9 | 48 15 -11.3 -10.3 37 100 16700 45 8 -5.7 -5.7 | 83 16 -15.7 -2.0 38 99 16764 35 12 -6.9 -9.8 | 70 18 -16.9 -6.2 39 86 17556 345 7 1.8 -6.8 | 69 9 -8.3 -3.1 40 70 18710 35 19 -10.9 -15.6 | 60 24 -21.0 -11.9 Wind Parameters Mean winds (0-6000m): 259.8 at 14.3 knts Storm direction: 289.8 at 10.7 knts Shear (0-3000m) pos: 4.2 neg: 1.2 tot: 5.4 10-3/s Storm rel Dir Shear (0-3000m): -138.5 deg Storm rel helicity (0-3000m) pos: 141.1 neg: -31.1 tot: 110.0 m^2/s^2 ave: 36.7 10^-3 m/s^2 rel: 0.55 Storm rel vorticity (0-3000m) horiz: 9.4 stream: 5.2 10^-3/s Energy-Hel index: 0.48 Bulk Rich Number: 11.42 Bulk Shear: 62.30 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 ------------------------------------------------------------------------------- 500 147 12 129 21| 15.2 0.0 15.2| 86.7 0.0 86.7 173.4 0.99| 16.2 16.0 1000 169 14 144 21| 9.3 0.0 9.3|103.3 0.0 103.3 103.3 0.87| 11.0 9.6 1500 176 14 149 21| 5.9 0.0 5.9|107.5 -3.4 104.1 69.4 0.78| 8.3 6.4 2000 178 13 148 20| 4.4 1.7 6.2|107.5 -29.6 77.9 38.9 0.42| 8.0 3.4 2500 182 12 149 19| 5.0 1.4 6.4|136.0 -31.1 104.8 41.9 0.50| 9.2 4.6 3000 194 13 156 17| 4.2 1.2 5.4|141.1 -31.1 110.0 36.7 0.55| 9.4 5.2 4000 230 13 180 12| 3.3 0.9 4.2|141.4 -31.1 110.3 27.6 0.54| 7.3 3.9 5000 257 14 206 7| 2.7 0.1 2.8|141.6 -38.9 102.7 20.5 0.40| 6.5 2.6 6000 260 14 213 7| 2.2 0.8 3.1|156.7 -51.5 105.2 17.5 0.28| 6.8 1.9 Wrote GIF file: /home/apache/climate/data/raob//VEBS/skewt/VEBS.skewt.20250416.11.gif