UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042811.upa.cvt Date: 1100Z 28 APR 25 Searching for VEBS... Searching the city database file for: VEBS ... Date:1100Z 28 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 1001 46 32.4 23.4 59 9.0 25.7 160 12 305.5 308.9 298.8 360.6 18.40 1 1000 49 32.2 24.2 63 8.0 26.2 40 2 305.4 308.9 299.4 363.4 19.35 2 976 267 29.4 22.4 66 7.0 24.3 167 16 304.7 308.0 298.2 357.6 17.74 3 931 686 25.6 21.0 76 4.6 22.3 199 15 304.9 308.1 297.9 355.9 17.05 4 925 743 25.4 20.8 76 4.6 22.1 200 14 305.3 308.4 297.9 356.0 16.95 5 908 908 25.8 18.8 65 7.0 20.8 188 10 307.3 310.2 297.3 353.2 15.21 6 856 1428 21.8 16.8 73 5.0 18.3 38 2 308.4 311.0 296.9 351.4 14.20 7 850 1490 21.6 15.6 69 6.0 17.5 360 2 308.8 311.3 296.4 348.9 13.23 8 788 2142 18.8 2.8 34 16.0 9.6 290 11 312.5 313.7 292.0 331.1 5.95 9 700 3141 10.4 -4.6 34 15.0 3.0 240 9 314.0 314.7 290.7 326.4 3.88 10 600 4402 0.0 -9.0 51 9.0 -3.9 266 19 316.1 316.7 290.7 326.6 3.22 11 575 4741 -2.9 -10.9 54 8.0 -6.2 255 24 316.6 317.2 290.6 326.0 2.89 12 554 5036 -3.3 -21.3 23 18.0 -9.1 251 27 319.5 319.8 289.9 323.8 1.26 13 506 5747 -8.9 -18.9 44 10.0 -12.2 255 24 321.1 321.4 290.8 326.9 1.70 14 504 5778 -7.7 -30.7 14 23.0 -13.3 255 23 322.9 323.0 290.3 325.0 0.59 15 500 5840 -7.3 -45.3 3 38.0 -13.9 260 34 324.1 324.2 290.2 324.7 0.13 16 496 5902 -6.3 -43.3 3 37.0 -13.2 260 35 326.1 326.1 290.8 326.8 0.17 17 472 6286 -8.3 -50.3 2 42.0 -14.9 260 41 328.3 328.3 291.3 328.6 0.08 18 431 6980 -14.1 -55.1 2 41.0 -19.1 257 45 329.6 329.6 291.6 329.8 0.05 19 400 7540 -17.1 -37.1 16 20.0 -20.8 260 54 332.8 332.8 292.9 334.3 0.40 20 328 9006 -24.3 -58.3 3 34.0 -27.5 250 71 342.3 342.3 294.9 342.5 0.04 21 300 9650 -28.7 -56.7 5 28.0 -31.1 245 49 344.9 344.9 295.6 345.2 0.06 22 284 10041 -31.7 -59.7 5 28.0 -33.7 250 36 346.1 346.1 295.8 346.3 0.04 23 282 10091 -32.2 -59.1 5 26.9 -34.0 250 77 346.1 346.1 295.8 346.3 0.05 24 268 10449 -35.5 -54.5 13 19.0 -36.8 244 74 346.3 346.3 295.9 346.7 0.09 25 260 10659 -37.5 -53.5 17 16.0 -38.6 240 70 346.4 346.4 295.9 346.8 0.10 26 256 10767 -37.7 -44.7 48 7.0 -38.4 238 67 347.6 347.7 296.4 348.8 0.28 27 250 10930 -39.1 -43.4 64 4.3 -39.5 235 64 347.9 348.0 296.5 349.3 0.33 28 246 11040 -40.1 -44.0 66 3.9 -40.5 235 69 348.1 348.1 296.5 349.3 0.31 29 218 11847 -46.9 -53.9 45 7.0 -47.3 235 69 349.8 349.8 296.7 350.3 0.11 30 212 12031 -48.3 -54.3 50 6.0 -48.6 239 70 350.4 350.4 296.8 350.9 0.11 31 206 12218 -49.3 -65.3 14 16.0 -49.7 244 72 351.7 351.7 297.0 351.8 0.03 32 200 12410 -51.1 -69.1 10 18.0 -51.5 250 73 351.8 351.9 297.0 351.9 0.02 33 183 12982 -56.7 -70.7 16 14.0 -56.9 254 74 351.8 351.8 297.0 351.9 0.02 34 155 14019 -64.3 -82.3 7 18.0 -64.4 258 56 356.0 356.0 297.9 356.0 0.00 35 150 14220 -63.9 -82.9 6 19.0 -64.0 260 51 360.0 360.0 298.7 360.0 0.00 36 147 14343 -63.7 -83.7 5 20.0 -63.8 260 55 362.4 362.4 299.2 362.4 0.00 37 100 16610 -78.7 -89.7 15 11.0 -78.7 270 19 375.7 375.7 301.5 375.7 0.00 38 94 16960 -81.5 -90.5 20 9.0 -81.5 376.9 376.9 301.8 376.9 0.00 39 87 17394 -81.5 -90.5 20 9.0 -81.5 385.3 385.3 303.1 385.3 0.00 40 79 17942 -77.3 -88.3 16 11.0 -77.3 404.8 404.8 305.9 404.8 0.00 TRP WND 282 10091 -32.2 -59.1 5 26.9 -34.0 250 77 346.1 346.1 295.8 346.3 0.05 Sounding variables and indices 1000-500 mb thick: 5791.00 m Freezing level: 600.00 mb = 4401.59 m = 14440.74 ft Wetbulb zero: 656.49 mb = 3665.74 m = 12026.55 ft Precipitable water: 1.61 inches Sfc-500 mean rel hum: 47.27 % Est. max temperature: 35.64 C = 96.16 F Sfc-Lift cond lev (LCL): 879.52 mb = 1189.06 m = 3901.07 ft T: 23.64 C 700-500 lapse rate: 6.56 C/km ThetaE index: 29.61 C Layer 908.0- 600.0 mb Conv cond level (CCL): 783.96 mb = 2185.03 m = 7168.65 ft Mean mixing ratio: 17.25 g/kg Conv temperature: 39.54 C = 103.18 F Cap Strength: 2.68 C Lifted Index: -6.73 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -3.99 C Lifted Index @700 mb: -2.04 C Showalter Index: -3.95 C Risk: Severe thunderstorms possible Total Totals Index: 51.80 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.90 C Cross Totals Index: 22.90 C K Index: 29.50 Risk: 40-60 % chance of thunderstorms Sweat Index: 281.20 Risk: None Energy Index: -4.64 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2051.57 J/kg Max Up Vert Vel: 64.06 m/s Conv Inhibition (B-): 115.26 J/kg Cap Strength: 2.68 C Lift Cond Lev (LCL): 868.58 mb = 1299.56 m = 4263.59 ft Lev Free Conv (LFC): 733.58 mb = 2745.54 m = 9007.57 ft Equ Level (EL): 153.58 mb = 14075.14 m = 46177.71 ft B at Equ Level: 2036.26 J/kg Wind level data Storm motion: 282 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 1001 46 160 12 -4.1 11.3 | 132 20 -15.1 13.6 1 1000 49 40 2 -1.3 -1.5 | 94 12 -12.3 0.8 2 972 305 190 18 3.1 17.7 | 159 22 -7.9 20.0 3 925 743 200 14 4.8 13.2 | 158 17 -6.2 15.5 4 876 1219 165 1 -0.3 1.0 | 106 12 -11.3 3.3 5 850 1490 360 2 -0.0 -2.0 | 92 11 -11.0 0.3 6 847 1524 355 2 0.2 -2.0 | 92 11 -10.8 0.3 7 817 1829 305 4 3.3 -2.3 | 90 8 -7.7 0.0 8 788 2134 290 11 10.3 -3.8 | 25 2 -0.7 -1.4 9 734 2743 240 9 7.8 4.5 | 155 8 -3.2 6.8 10 700 3141 240 9 7.8 4.5 | 155 8 -3.2 6.8 11 656 3658 270 13 13.0 -0.0 | 221 3 2.0 2.3 12 608 4267 270 17 17.0 -0.0 | 249 6 6.0 2.3 13 564 4877 250 27 25.4 9.2 | 231 18 14.4 11.6 14 523 5486 255 29 28.0 7.5 | 240 20 17.0 9.8 15 503 5791 255 23 22.2 6.0 | 234 14 11.2 8.3 16 500 5840 260 34 33.5 5.9 | 250 24 22.5 8.2 17 465 6401 260 43 42.3 7.5 | 253 33 31.3 9.8 18 412 7315 255 46 44.4 11.9 | 247 36 33.4 14.2 19 400 7540 260 54 53.2 9.4 | 255 44 42.2 11.7 20 380 7925 260 57 56.1 9.9 | 255 47 45.1 12.2 21 364 8230 255 37 35.7 9.6 | 244 27 24.7 11.9 22 349 8534 255 71 68.6 18.4 | 250 61 57.6 20.7 23 308 9449 245 71 64.3 30.0 | 239 62 53.3 32.3 24 300 9650 245 49 44.4 20.7 | 235 41 33.4 23.0 25 283 10058 250 35 32.9 12.0 | 237 26 21.9 14.3 26 282 10091 250 77 72.4 26.3 | 245 68 61.4 28.7 27 271 10363 245 76 68.9 32.1 | 239 67 57.9 34.4 28 250 10930 235 64 52.4 36.7 | 227 57 41.4 39.0 29 248 10973 235 70 57.3 40.2 | 227 63 46.3 42.5 30 237 11278 235 63 51.6 36.1 | 227 56 40.6 38.5 31 216 11887 235 69 56.5 39.6 | 227 62 45.5 41.9 32 200 12410 250 73 68.6 25.0 | 245 64 57.6 27.3 33 179 13106 255 74 71.5 19.2 | 250 64 60.5 21.5 34 163 13716 255 63 60.9 16.3 | 250 53 49.8 18.6 35 150 14220 260 51 50.2 8.9 | 254 41 39.2 11.2 36 147 14326 260 55 54.2 9.6 | 255 45 43.2 11.9 37 140 14630 270 47 47.0 -0.0 | 266 36 36.0 2.3 38 126 15240 280 31 30.5 -5.4 | 279 20 19.5 -3.1 39 114 15850 250 23 21.6 7.9 | 226 15 10.6 10.2 40 108 16154 230 25 19.2 16.1 | 204 20 8.1 18.4 41 100 16610 270 19 19.0 -0.0 | 254 8 8.0 2.3 42 97 16764 270 19 19.0 -0.0 | 254 8 8.0 2.3 Wind Parameters Mean winds (0-6000m): 251.9 at 15.0 knts Storm direction: 281.9 at 11.2 knts Shear (0-3000m) pos: 1.7 neg: 0.7 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): 22.8 deg Storm rel helicity (0-3000m) pos: 120.5 neg: -122.4 tot: -2.0 m^2/s^2 ave: -0.7 10^-3 m/s^2 rel: -0.10 Storm rel vorticity (0-3000m) horiz: 13.0 stream: -1.3 10^-3/s Energy-Hel index: 1.54 Bulk Rich Number: 73.28 Bulk Shear: 28.00 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 13 151 18| 9.5 0.0 9.5|119.7 -55.3 64.5 128.9 0.30| 37.2 11.3 1000 193 13 150 17| 4.7 5.4 10.1|119.7 -91.4 28.3 28.3 0.04| 24.4 1.1 1500 194 9 142 14| 3.3 3.6 6.9|119.7-116.4 3.3 2.2 -0.10| 19.4 -1.9 2000 204 8 141 12| 2.5 3.0 5.5|119.9-120.6 -0.7 -0.3 -0.12| 16.6 -2.1 2500 225 8 148 10| 2.0 1.4 3.4|120.5-121.4 -0.9 -0.4 -0.09| 15.1 -1.4 3000 229 9 150 9| 1.7 0.7 2.4|120.5-122.4 -2.0 -0.7 -0.10| 13.0 -1.3 4000 243 9 159 7| 2.4 0.5 2.9|129.0-122.4 6.6 1.7 -0.01| 11.0 -0.1 5000 250 12 182 7| 1.9 1.5 3.4|132.4-134.3 -1.9 -0.4 -0.03| 10.3 -0.3 6000 252 15 205 8| 2.5 1.3 3.8|170.1-140.2 29.9 5.0 0.03| 10.4 0.3 Wrote GIF file: /home/apache/climate/data/raob//VEBS/skewt/VEBS.skewt.20250428.11.gif