UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042723.upa.cvt Date: 2300Z 27 APR 25 Searching for VEBS... Searching the city database file for: VEBS ... Date:2300Z 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 1004 46 28.0 24.5 81 3.5 25.4 250 6 300.8 304.4 298.4 358.6 19.63 1 1000 79 28.0 24.8 83 3.2 25.6 280 7 301.1 304.8 298.8 360.4 20.08 2 953 508 24.4 23.4 94 1.0 23.7 256 19 301.7 305.2 298.5 358.8 19.35 3 925 771 23.4 19.5 79 3.9 20.6 265 18 303.2 306.1 296.5 349.5 15.61 4 895 1059 22.4 15.4 65 7.0 17.7 263 16 305.1 307.4 294.8 342.1 12.39 5 850 1507 19.6 13.6 68 6.0 15.6 260 13 306.7 308.8 294.7 341.6 11.60 6 843 1578 19.2 14.2 73 5.0 15.8 259 12 307.0 309.3 295.2 343.6 12.17 7 817 1849 18.4 8.4 52 10.0 12.2 255 6 308.9 310.5 293.0 334.8 8.50 8 752 2555 12.4 8.2 76 4.2 9.8 264 8 309.8 311.5 293.7 337.7 9.11 9 725 2862 11.6 2.6 54 9.0 6.5 230 13 312.2 313.4 292.3 332.1 6.38 10 700 3156 9.6 -0.4 50 10.0 4.2 200 22 313.1 314.1 291.7 329.8 5.31 11 596 4468 0.0 -5.0 69 5.0 -2.4 230 21 316.7 317.6 292.0 330.9 4.43 12 562 4935 -4.3 -5.8 89 1.5 -5.0 239 22 317.0 317.9 292.0 331.2 4.42 13 500 5850 -8.3 -9.9 88 1.6 -9.0 235 37 322.9 323.6 293.0 334.9 3.61 14 445 6750 -11.9 -13.6 87 1.7 -12.6 264 32 329.3 329.9 294.2 339.6 3.01 15 401 7541 -16.9 -20.6 73 3.7 -18.0 246 36 332.8 333.2 294.1 339.3 1.85 16 400 7560 -16.9 -20.5 74 3.6 -18.0 245 37 333.0 333.4 294.2 339.6 1.87 17 393 7692 -18.1 -21.8 73 3.7 -19.2 245 38 333.1 333.5 294.1 339.2 1.70 18 383 7884 -19.9 -35.9 23 16.0 -22.8 245 43 333.2 333.3 293.0 335.0 0.47 19 375 8041 -19.1 -46.1 7 27.0 -22.9 248 46 336.3 336.3 293.6 337.0 0.16 20 332 8934 -25.9 -50.9 8 25.0 -28.5 253 53 338.9 338.9 294.1 339.4 0.11 21 313 9358 -28.9 -55.9 6 27.0 -31.2 251 55 340.5 340.5 294.5 340.8 0.06 22 300 9660 -31.1 -54.1 9 23.0 -33.0 250 57 341.5 341.6 294.8 341.9 0.08 23 295 9778 -32.1 -51.1 13 19.0 -33.7 247 59 341.8 341.8 294.8 342.3 0.12 24 292 9850 -32.7 -50.7 15 18.0 -34.3 246 60 341.9 341.9 294.9 342.4 0.12 25 290 9898 -33.3 -50.3 17 17.0 -34.8 245 60 341.7 341.8 294.8 342.3 0.13 26 289 9922 -33.7 -50.7 16 17.0 -35.1 244 61 341.5 341.5 294.8 342.0 0.13 27 287 9970 -33.9 -43.9 36 10.0 -35.0 243 61 341.9 342.0 295.0 343.0 0.27 28 286 9994 -33.9 -39.9 55 6.0 -34.7 242 62 342.2 342.3 295.3 343.9 0.42 29 282 10092 -34.4 -40.2 56 5.7 -35.1 240 63 342.9 342.9 295.4 344.5 0.41 30 267 10470 -36.5 -41.2 62 4.7 -37.0 240 62 345.2 345.3 295.9 346.8 0.39 31 260 10653 -37.9 -45.9 43 8.0 -38.6 240 61 345.8 345.9 295.9 346.8 0.24 32 250 10920 -40.3 -48.3 42 8.0 -40.9 240 60 346.2 346.2 296.0 346.9 0.19 33 231 11457 -44.7 -51.7 45 7.0 -45.1 243 61 347.4 347.4 296.2 348.0 0.14 34 222 11723 -46.5 -57.5 28 11.0 -47.0 244 62 348.6 348.6 296.4 348.9 0.07 35 200 12410 -52.1 -63.1 25 11.0 -52.4 245 60 350.3 350.3 296.7 350.4 0.04 36 178 13151 -58.1 -66.1 35 8.0 -58.2 249 57 352.3 352.3 297.1 352.4 0.03 37 173 13330 -59.5 -66.5 40 7.0 -59.6 250 56 352.9 352.9 297.3 353.0 0.03 38 168 13512 -59.9 -70.9 22 11.0 -60.0 251 56 355.2 355.2 297.7 355.3 0.02 39 150 14210 -64.5 -79.5 11 15.0 -64.6 255 53 359.0 359.0 298.5 359.0 0.00 40 112 15952 -75.1 -91.1 7 16.0 -75.2 284 32 370.4 370.4 300.7 370.4 0.00 41 100 16610 -75.5 -90.5 8 15.0 -75.5 275 11 381.9 381.9 302.5 381.9 0.00 42 80 17880 -81.9 -91.9 17 10.0 -81.9 360 12 393.8 393.8 304.3 393.8 0.00 43 78 18022 -79.9 -91.9 12 12.0 -79.9 332 11 400.8 400.8 305.3 400.9 0.00 44 71 18551 -82.3 -91.3 20 9.0 -82.3 226 7 406.7 406.7 306.1 406.7 0.00 45 70 18630 -82.1 -91.1 20 9.0 -82.1 210 6 408.7 408.7 306.3 408.7 0.00 46 65 19045 -81.9 -90.9 20 9.0 -81.9 417.9 417.9 307.4 417.9 0.00 47 59 19595 -76.3 -88.3 13 12.0 -76.3 442.3 442.3 310.1 442.3 0.00 48 57 19797 -70.1 -87.1 7 17.0 -70.2 460.7 460.7 311.8 460.7 0.00 49 54 20119 -69.9 -86.9 7 17.0 -70.1 468.3 468.3 312.5 468.4 0.00 TRP 80 17880 -81.9 -91.9 17 10.0 -81.9 360 12 393.8 393.8 304.3 393.8 0.00 WND 282 10092 -34.4 -40.2 56 5.7 -35.1 240 63 342.9 342.9 295.4 344.5 0.41 Sounding variables and indices 1000-500 mb thick: 5771.00 m Freezing level: 596.00 mb = 4467.86 m = 14658.14 ft Wetbulb zero: 633.42 mb = 3971.14 m = 13028.53 ft Precipitable water: 1.97 inches Sfc-500 mean rel hum: 71.05 % Est. max temperature: 33.73 C = 92.72 F Sfc-Lift cond lev (LCL): 954.80 mb = 490.86 m = 1610.43 ft T: 24.54 C 700-500 lapse rate: 6.64 C/km ThetaE index: 18.82 C Layer 953.0- 843.0 mb Conv cond level (CCL): 866.70 mb = 1338.10 m = 4390.04 ft Mean mixing ratio: 17.93 g/kg Conv temperature: 33.28 C = 91.90 F Cap Strength: 1.64 C Lifted Index: -7.21 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -5.51 C Lifted Index @700 mb: -2.37 C Showalter Index: -2.17 C Risk: Severe thunderstorms possible Total Totals Index: 49.80 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.90 C Cross Totals Index: 21.90 C K Index: 31.50 Risk: 60-80 % chance of thunderstorms Sweat Index: 242.20 Risk: None Energy Index: -1.36 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2079.74 J/kg Max Up Vert Vel: 64.49 m/s Conv Inhibition (B-): 42.32 J/kg Cap Strength: 1.61 C Lift Cond Lev (LCL): 915.99 mb = 856.56 m = 2810.21 ft Lev Free Conv (LFC): 790.99 mb = 2124.09 m = 6968.71 ft Equ Level (EL): 160.99 mb = 13774.69 m = 45191.99 ft B at Equ Level: 2064.16 J/kg Max Parcel Lev (MPL): 80.99 mb = 17809.87 m = 58430.61 ft Wind level data Storm motion: 265 at 15 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 1004 46 250 6 5.6 2.1 | 96 9 -9.0 0.9 1 1000 79 280 7 6.9 -1.2 | 73 8 -7.8 -2.4 2 975 305 250 20 18.8 6.8 | 216 7 4.1 5.7 3 925 771 265 18 17.9 1.6 | 263 3 3.3 0.4 4 850 1507 260 13 12.8 2.3 | 120 2 -1.9 1.1 5 848 1524 260 13 12.8 2.3 | 120 2 -1.9 1.1 6 818 1829 255 6 5.8 1.6 | 92 9 -8.9 0.4 7 762 2438 275 7 7.0 -0.6 | 77 8 -7.7 -1.8 8 735 2743 245 10 9.1 4.2 | 119 6 -5.6 3.0 9 709 3048 205 17 7.2 15.4 | 152 16 -7.5 14.2 10 700 3156 200 22 7.5 20.7 | 160 21 -7.1 19.5 11 565 4877 240 21 18.2 10.5 | 201 10 3.5 9.3 12 523 5486 230 40 30.6 25.7 | 213 29 16.0 24.5 13 500 5850 235 37 30.3 21.2 | 218 25 15.6 20.0 14 465 6401 245 37 33.5 15.6 | 233 24 18.9 14.5 15 447 6706 265 33 32.9 2.9 | 265 18 18.2 1.7 16 413 7315 255 22 21.3 5.7 | 236 8 6.6 4.5 17 400 7560 245 37 33.5 15.6 | 233 24 18.9 14.5 18 397 7620 245 36 32.6 15.2 | 232 23 18.0 14.0 19 381 7925 245 44 39.9 18.6 | 235 31 25.2 17.4 20 365 8230 255 50 48.3 12.9 | 251 36 33.6 11.8 21 300 9660 250 57 53.6 19.5 | 245 43 38.9 18.3 22 282 10092 240 63 54.6 31.5 | 233 50 39.9 30.3 23 250 10920 240 60 52.0 30.0 | 232 47 37.3 28.8 24 216 11887 245 62 56.2 26.2 | 239 48 41.5 25.0 25 200 12410 245 60 54.4 25.4 | 239 46 39.7 24.2 26 150 14210 255 53 51.2 13.7 | 251 39 36.5 12.5 27 140 14630 250 49 46.0 16.8 | 244 35 31.4 15.6 28 126 15240 255 44 42.5 11.4 | 250 30 27.8 10.2 29 114 15850 285 34 32.8 -8.8 | 299 21 18.2 -10.0 30 108 16154 280 26 25.6 -4.5 | 297 12 10.9 -5.7 31 103 16459 265 20 19.9 1.7 | 264 5 5.3 0.6 32 100 16610 275 11 11.0 -1.0 | 60 4 -3.7 -2.1 33 97 16764 290 14 13.2 -4.8 | 14 6 -1.5 -6.0 34 80 17880 360 12 -0.0 -12.0 | 48 20 -14.7 -13.2 35 70 18630 210 6 3.0 5.2 | 109 12 -11.7 4.0 Wind Parameters Mean winds (0-6000m): 235.4 at 19.6 knts Storm direction: 265.4 at 14.7 knts Shear (0-3000m) pos: 1.1 neg: 2.7 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 56.8 deg Storm rel helicity (0-3000m) pos: 24.4 neg: -12.7 tot: 11.7 m^2/s^2 ave: 3.9 10^-3 m/s^2 rel: 0.21 Storm rel vorticity (0-3000m) horiz: 9.4 stream: 1.9 10^-3/s Energy-Hel index: 0.08 Bulk Rich Number: 300.02 Bulk Shear: 6.93 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 ------------------------------------------------------------------------------- 500 256 16 194 3| 13.4 0.0 13.4| 4.4 -4.2 0.2 0.3 0.37| 21.3 7.8 1000 259 17 223 3| 5.3 0.0 5.3| 6.3 -4.6 1.7 1.7 0.35| 12.9 4.5 1500 260 16 215 2| 3.6 1.3 4.8| 6.3 -5.5 0.8 0.5 0.21| 9.9 2.0 2000 260 14 144 2| 1.2 1.0 2.2| 6.3 -9.6 -3.3 -1.6 0.09| 9.3 0.9 2500 261 12 109 2| 1.3 0.8 2.1| 8.5 -12.7 -4.3 -1.7 0.08| 8.1 0.6 3000 256 12 123 3| 1.1 2.7 3.7| 24.4 -12.7 11.7 3.9 0.21| 9.4 1.9 4000 239 15 162 7| 1.7 2.0 3.7| 62.0 -12.7 49.3 12.3 0.29| 8.7 2.5 5000 237 16 172 8| 2.2 1.6 3.8| 84.7 -12.7 71.9 14.4 0.33| 8.2 2.7 6000 235 20 188 10| 2.0 2.2 4.2|121.2 -13.0 108.2 18.0 0.32| 8.5 2.7 Wrote GIF file: /home/apache/climate/data/raob//VEBS/skewt/VEBS.skewt.20250427.23.gif