UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025051923.upa.cvt Date: 2300Z 19 MAY 25 Searching for VEBS... Searching the city database file for: VEBS ... Date:2300Z 19 MAY 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 28.6 25.9 85 2.7 26.6 80 2 301.8 305.7 299.7 365.4 21.49 1 925 736 24.4 22.0 86 2.4 22.6 145 11 304.3 307.6 298.5 358.8 18.28 2 850 1476 21.6 14.6 64 7.0 16.8 130 10 308.8 311.1 295.8 346.4 12.39 3 700 3142 13.8 2.8 47 11.0 7.4 105 3 317.8 319.1 294.1 339.1 6.70 4 500 5890 -4.3 -7.5 78 3.2 -5.8 235 14 327.8 328.7 294.9 342.4 4.36 5 400 7610 -13.5 -46.5 4 33.0 -18.8 260 11 337.4 337.5 293.9 338.0 0.15 6 300 9740 -26.5 -53.5 6 27.0 -29.3 285 7 348.0 348.1 296.3 348.4 0.09 7 250 11030 -37.3 -60.3 7 23.0 -38.6 300 16 350.6 350.6 296.8 350.8 0.05 8 200 12530 -48.9 -75.9 3 27.0 -49.4 310 5 355.3 355.3 297.8 355.4 0.01 9 150 14350 -64.7 -79.7 11 15.0 -64.8 260 1 358.6 358.6 298.4 358.6 0.00 10 100 16700 -81.7 -86.7 42 5.0 -81.7 315 7 369.9 369.9 300.5 369.9 0.00 11 95 16992 -78.1 -86.1 26 8.0 -78.1 350 4 382.4 382.4 302.6 382.4 0.00 12 83 17758 -82.5 -89.5 29 7.0 -82.5 125 14 388.5 388.5 303.6 388.5 0.00 13 75 18334 -77.5 -87.5 19 10.0 -77.5 95 18 410.4 410.4 306.6 410.4 0.00 14 70 18730 -78.7 -88.7 18 10.0 -78.7 75 20 416.0 416.0 307.2 416.0 0.00 15 68 18895 -79.1 -89.1 18 10.0 -79.1 418.6 418.6 307.6 418.6 0.00 16 65 19152 -78.9 -89.9 15 11.0 -78.9 424.5 424.5 308.2 424.5 0.00 17 62 19424 -73.9 -88.9 8 15.0 -74.0 441.3 441.3 310.0 441.4 0.00 18 52 20463 -69.1 -89.1 4 20.0 -69.3 475.3 475.3 313.1 475.3 0.00 TRP 83 17758 -82.5 -89.5 29 7.0 -82.5 125 14 388.5 388.5 303.6 388.5 0.00 WND Sounding variables and indices 1000-500 mb thick: 5844.00 m Freezing level: 547.51 mb = 5237.16 m = 17182.08 ft Wetbulb zero: 588.20 mb = 4563.23 m = 14971.03 ft Precipitable water: 2.13 inches Sfc-500 mean rel hum: 65.02 % Est. max temperature: 35.62 C = 96.12 F Sfc-Lift cond lev (LCL): 962.18 mb = 387.18 m = 1270.27 ft T: 26.52 C 700-500 lapse rate: 6.59 C/km ThetaE index: 26.31 C Layer 925.0- 500.0 mb Conv cond level (CCL): 843.26 mb = 1544.29 m = 5066.52 ft Mean mixing ratio: 19.19 g/kg Conv temperature: 35.99 C = 96.79 F Cap Strength: 1.42 C Lifted Index: -4.91 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -3.61 C Lifted Index @700 mb: 0.48 C Showalter Index: -0.04 C Risk: Thunderstorms probable Total Totals Index: 44.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.90 C Cross Totals Index: 18.90 C K Index: 29.50 Risk: 40-60 % chance of thunderstorms Sweat Index: 209.20 Risk: None Energy Index: -0.74 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1498.09 J/kg Max Up Vert Vel: 54.74 m/s Conv Inhibition (B-): 87.07 J/kg Cap Strength: 1.45 C Lift Cond Lev (LCL): 913.67 mb = 843.83 m = 2768.43 ft Lev Free Conv (LFC): 678.67 mb = 3394.69 m = 11137.31 ft Equ Level (EL): 138.67 mb = 14805.05 m = 48572.42 ft B at Equ Level: 1493.93 J/kg Max Parcel Lev (MPL): 78.67 mb = 18062.59 m = 59259.74 ft Wind level data Storm motion: 198 at 6 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 80 2 -2.0 -0.3 | 33 7 -3.7 -5.6 1 971 305 135 9 -6.4 6.4 | 98 8 -8.1 1.1 2 925 736 145 11 -6.3 9.0 | 115 9 -8.0 3.7 3 906 914 145 12 -6.9 9.8 | 118 10 -8.6 4.5 4 850 1476 130 10 -7.7 6.4 | 97 9 -9.4 1.1 5 845 1524 130 10 -7.7 6.4 | 97 9 -9.4 1.1 6 816 1829 85 8 -8.0 -0.7 | 58 11 -9.7 -6.0 7 760 2438 55 7 -5.7 -4.0 | 39 12 -7.4 -9.3 8 708 3048 55 5 -4.1 -2.9 | 35 10 -5.8 -8.1 9 700 3142 105 3 -2.9 0.8 | 46 6 -4.6 -4.5 10 682 3353 230 1 0.8 0.6 | 12 5 -0.9 -4.6 11 657 3658 215 2 1.1 1.6 | 9 4 -0.6 -3.6 12 633 3962 245 3 2.7 1.3 | 346 4 1.0 -4.0 13 610 4267 310 4 3.1 -2.6 | 350 8 1.4 -7.9 14 545 5182 245 8 7.3 3.4 | 289 6 5.5 -1.9 15 525 5486 235 12 9.8 6.9 | 259 8 8.1 1.6 16 500 5890 235 14 11.5 8.0 | 254 10 9.8 2.7 17 468 6401 245 19 17.2 8.0 | 260 16 15.5 2.7 18 416 7315 290 13 12.2 -4.4 | 313 14 10.5 -9.7 19 400 7610 260 11 10.8 1.9 | 290 10 9.1 -3.4 20 383 7925 260 11 10.8 1.9 | 290 10 9.1 -3.4 21 353 8534 250 6 5.6 2.1 | 309 5 3.9 -3.2 22 339 8839 205 6 2.5 5.4 | 259 1 0.8 0.2 23 325 9144 205 8 3.4 7.3 | 220 3 1.7 2.0 24 300 9740 285 7 6.8 -1.8 | 325 9 5.0 -7.1 25 299 9754 255 7 6.8 1.8 | 305 6 5.0 -3.5 26 287 10058 305 12 9.8 -6.9 | 326 15 8.1 -12.2 27 250 11030 300 16 13.9 -8.0 | 318 18 12.1 -13.3 28 241 11278 300 16 13.9 -8.0 | 318 18 12.1 -13.3 29 220 11887 305 14 11.5 -8.0 | 324 17 9.8 -13.3 30 210 12192 310 9 6.9 -5.8 | 335 12 5.2 -11.1 31 200 12530 310 5 3.8 -3.2 | 346 9 2.1 -8.5 32 192 12802 320 5 3.2 -3.8 | 351 9 1.5 -9.1 33 183 13106 270 4 4.0 -0.0 | 337 6 2.3 -5.3 34 166 13716 245 5 4.5 2.1 | 318 4 2.8 -3.2 35 158 14021 310 1 0.8 -0.6 | 9 6 -0.9 -5.9 36 151 14326 215 2 1.1 1.6 | 9 4 -0.6 -3.6 37 150 14350 260 1 1.0 0.2 | 8 5 -0.7 -5.1 38 143 14630 245 2 1.8 0.8 | 359 4 0.1 -4.4 39 136 14935 340 1 0.3 -0.9 | 12 6 -1.4 -6.2 40 129 15240 40 2 -1.3 -1.5 | 24 7 -3.0 -6.8 41 104 16459 90 9 -9.0 0.0 | 64 12 -10.7 -5.3 42 100 16700 315 7 4.9 -4.9 | 342 11 3.2 -10.2 43 99 16764 310 1 0.8 -0.6 | 9 6 -0.9 -5.9 44 83 17758 125 14 -11.5 8.0 | 102 13 -13.2 2.7 45 70 18730 75 20 -19.3 -5.2 | 64 23 -21.0 -10.5 Wind Parameters Mean winds (0-6000m): 168.0 at 7.4 knts Storm direction: 198.0 at 5.6 knts Shear (0-3000m) pos: 1.8 neg: 2.1 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 2.3 deg Storm rel helicity (0-3000m) pos: 23.7 neg: -42.1 tot: -18.4 m^2/s^2 ave: -6.1 10^-3 m/s^2 rel: -0.12 Storm rel vorticity (0-3000m) horiz: 5.0 stream: -0.6 10^-3/s Energy-Hel index: 0.22 Bulk Rich Number: 584.29 Bulk Shear: 2.56 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 ------------------------------------------------------------------------------- 500 133 7 89 7| 9.6 0.0 9.6| 20.4 0.0 20.4 40.7 0.98| 10.6 10.4 1000 140 9 104 8| 5.5 0.0 5.5| 23.7 -1.7 22.0 22.0 0.83| 6.7 5.6 1500 138 10 104 8| 3.7 1.1 4.8| 23.7 -9.8 14.0 9.3 0.47| 5.6 2.6 2000 130 9 95 9| 2.8 2.9 5.6| 23.7 -32.4 -8.7 -4.3 -0.01| 6.3 -0.1 2500 120 9 85 10| 2.2 2.7 4.9| 23.7 -40.6 -16.9 -6.8 -0.11| 5.6 -0.6 3000 112 8 78 10| 1.8 2.1 3.9| 23.7 -42.1 -18.4 -6.1 -0.12| 5.0 -0.6 4000 116 7 74 8| 1.6 1.6 3.2| 26.8 -47.4 -20.7 -5.2 -0.16| 5.3 -0.9 5000 121 7 76 8| 1.1 1.0 2.1| 28.1 -59.2 -31.1 -6.2 -0.24| 5.2 -1.2 6000 168 7 121 4| 1.2 0.8 1.9| 28.7 -69.7 -41.0 -6.8 -0.29| 5.1 -1.5 Wrote GIF file: /home/apache/climate/data/raob//VEBS/skewt/VEBS.skewt.20250519.23.gif