UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042611.upa.cvt Date: 1100Z 26 APR 25 Searching for VEBS... Searching the city database file for: VEBS ... Date:1100Z 26 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 31.2 24.2 66 7.0 26.0 180 14 304.3 307.8 299.1 362.0 19.33 1 1000 50 30.6 24.6 70 6.0 26.1 180 2 303.8 307.4 299.2 362.9 19.84 2 937 629 26.0 21.5 76 4.5 22.7 201 20 304.8 308.0 298.1 357.0 17.48 3 930 695 26.4 20.4 70 6.0 22.1 203 22 305.8 308.9 297.7 355.1 16.44 4 925 743 27.4 18.4 58 9.0 21.0 205 23 307.3 310.0 296.9 351.2 14.55 5 911 879 30.6 5.6 21 25.0 15.4 209 18 312.0 313.1 292.1 331.5 6.26 6 881 1179 27.6 13.6 42 14.0 18.1 214 9 311.8 314.0 295.8 346.2 11.18 7 850 1496 25.2 12.2 44 13.0 16.5 225 7 312.5 314.6 295.6 345.1 10.56 8 760 2466 17.4 9.4 59 8.0 12.3 240 5 314.3 316.1 295.4 344.7 9.79 9 709 3055 13.6 -2.4 33 16.0 5.2 177 3 316.4 317.3 291.9 330.9 4.52 10 700 3163 12.6 -4.4 30 17.0 4.0 125 2 316.4 317.2 291.5 329.1 3.94 11 594 4504 0.0 -5.0 69 5.0 -2.4 353 11 317.0 317.9 292.1 331.3 4.44 12 593 4517 0.0 -5.0 69 5.0 -2.4 353 11 317.2 318.0 292.1 331.5 4.45 13 542 5229 -4.9 -17.9 35 13.0 -9.4 340 12 319.6 319.9 290.4 325.4 1.73 14 530 5404 -5.9 -23.9 23 18.0 -11.2 314 7 320.5 320.7 290.0 324.1 1.05 15 521 5538 -4.9 -34.9 7 30.0 -11.8 291 6 323.2 323.3 290.2 324.6 0.38 16 509 5721 -5.7 -36.7 7 31.0 -12.5 254 11 324.4 324.5 290.5 325.6 0.32 17 501 5844 -5.9 -31.9 11 26.0 -12.3 228 14 325.7 325.8 291.0 327.6 0.53 18 500 5860 -6.1 -32.1 11 26.0 -12.5 225 14 325.6 325.7 291.0 327.5 0.52 19 497 5907 -6.5 -19.5 35 13.0 -10.9 225 14 325.7 326.0 292.1 331.4 1.64 20 461 6492 -11.7 -16.7 66 5.0 -13.5 222 20 326.3 326.7 292.8 334.0 2.25 21 412 7348 -16.9 -19.1 83 2.2 -17.6 211 35 330.2 330.6 293.7 337.4 2.05 22 400 7570 -17.9 -20.4 81 2.5 -18.7 215 36 331.7 332.1 293.9 338.4 1.89 23 367 8211 -20.3 -22.7 81 2.4 -21.0 253 33 336.8 337.1 295.0 342.9 1.68 24 352 8520 -20.3 -24.8 67 4.5 -21.5 273 28 340.8 341.1 295.8 346.2 1.45 25 351 8541 -19.7 -24.7 64 5.0 -21.1 275 28 341.9 342.2 296.0 347.4 1.47 26 316 9309 -27.5 -30.2 78 2.7 -28.0 291 24 341.5 341.7 295.6 345.2 0.98 27 302 9633 -30.3 -33.4 74 3.1 -30.9 277 28 342.0 342.2 295.5 344.9 0.76 28 300 9680 -30.9 -34.0 74 3.1 -31.4 275 28 341.8 342.0 295.4 344.6 0.72 29 277 10246 -32.7 -39.7 50 7.0 -33.6 299 18 347.1 347.2 296.4 348.9 0.44 30 250 10960 -39.5 -44.0 62 4.5 -39.9 265 26 347.3 347.4 296.3 348.6 0.31 31 200 12440 -51.9 -55.6 64 3.7 -52.0 270 33 350.6 350.6 296.8 351.0 0.10 32 172 13393 -60.5 -63.5 68 3.0 -60.6 258 32 351.8 351.8 297.1 352.0 0.04 33 150 14230 -66.1 -69.5 62 3.4 -66.1 250 20 356.2 356.2 298.0 356.3 0.02 34 135 14861 -70.5 -73.2 67 2.7 -70.5 243 33 359.3 359.3 298.6 359.4 0.01 35 111 16009 -74.7 -78.5 55 3.8 -74.7 243 20 372.1 372.1 300.9 372.2 0.01 36 100 16610 -77.5 -79.9 68 2.4 -77.5 215 5 378.0 378.0 301.9 378.0 0.01 37 88 17341 -80.7 -82.9 69 2.2 -80.7 240 20 385.7 385.7 303.1 385.7 0.00 38 81 17812 -80.1 -84.0 52 3.9 -80.1 260 17 396.1 396.1 304.7 396.2 0.00 39 75 18249 -80.3 -82.5 69 2.2 -80.3 278 15 404.5 404.5 305.8 404.6 0.01 40 70 18640 -80.5 -82.7 69 2.2 -80.5 295 13 412.2 412.2 306.8 412.2 0.01 41 69 18721 -80.7 -82.9 69 2.2 -80.7 298 12 413.4 413.4 306.9 413.5 0.01 42 66 18972 -78.1 -82.8 46 4.7 -78.1 306 11 424.4 424.4 308.2 424.4 0.01 43 59 19621 -71.9 -76.5 50 4.6 -71.9 328 7 452.1 452.1 311.1 452.2 0.02 44 56 19927 -72.7 -75.3 68 2.6 -72.8 338 5 457.1 457.1 311.5 457.3 0.02 45 55 20032 -73.3 -75.5 72 2.2 -73.3 342 4 458.1 458.1 311.6 458.2 0.02 46 52 20363 -68.7 -74.7 42 6.0 -68.8 352 2 476.2 476.2 313.2 476.4 0.03 47 50 20600 -64.5 -71.5 38 7.0 -64.7 0 1 491.5 491.5 314.4 491.8 0.05 48 45 21247 -63.5 -68.4 51 4.9 -63.7 28 2 509.0 509.0 315.6 509.5 0.09 49 39 22128 -63.1 -70.1 38 7.0 -63.4 66 4 531.2 531.2 317.1 531.7 0.08 50 35 22805 -57.1 -74.1 10 17.0 -58.1 94 5 563.6 563.6 318.9 563.9 0.05 51 30 23790 -53.5 -85.5 1 32.0 -55.4 135 7 598.8 598.8 320.6 598.8 0.01 52 27 24469 -52.7 -88.7 1 36.0 -54.9 619.4 619.4 321.5 619.4 0.01 53 24 25227 -54.5 -89.5 1 35.0 -56.5 635.3 635.3 322.1 635.4 0.01 TRP 88 17341 -80.7 -82.9 69 2.2 -80.7 240 20 385.7 385.7 303.1 385.7 0.00 WND Sounding variables and indices 1000-500 mb thick: 5810.00 m Freezing level: 593.00 mb = 4517.32 m = 14820.42 ft Wetbulb zero: 633.54 mb = 3977.57 m = 13049.62 ft Precipitable water: 1.77 inches Sfc-500 mean rel hum: 46.86 % Est. max temperature: 39.46 C = 103.03 F Sfc-Lift cond lev (LCL): 905.14 mb = 937.07 m = 3074.34 ft T: 30.02 C 700-500 lapse rate: 6.93 C/km ThetaE index: 31.40 C Layer 937.0- 881.0 mb Conv cond level (CCL): 747.15 mb = 2610.44 m = 8564.33 ft Mean mixing ratio: 15.96 g/kg Conv temperature: 41.74 C = 107.12 F Cap Strength: 6.30 C Lifted Index: -4.54 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -4.61 C Lifted Index @700 mb: 0.98 C Showalter Index: -1.37 C Risk: Thunderstorms probable Total Totals Index: 49.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 31.30 C Cross Totals Index: 18.30 C K Index: 26.50 Risk: 40-60 % chance of thunderstorms Sweat Index: 186.40 Risk: None Energy Index: -3.36 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1524.06 J/kg Max Up Vert Vel: 55.21 m/s Conv Inhibition (B-): 331.83 J/kg Cap Strength: 6.30 C Lift Cond Lev (LCL): 844.40 mb = 1553.28 m = 5095.99 ft Lev Free Conv (LFC): 679.40 mb = 3406.93 m = 11177.45 ft Equ Level (EL): 159.40 mb = 13858.30 m = 45466.32 ft B at Equ Level: 1518.63 J/kg Max Parcel Lev (MPL): 79.40 mb = 17924.86 m = 58807.89 ft Wind level data Storm motion: 284 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 1001 46 180 14 0.0 14.0 | 158 17 -6.2 15.6 1 1000 50 180 2 0.0 2.0 | 120 7 -6.2 3.6 2 925 743 205 23 9.7 20.8 | 189 23 3.6 22.4 3 907 914 210 17 8.5 14.7 | 188 16 2.3 16.3 4 877 1219 215 8 4.6 6.6 | 169 8 -1.6 8.1 5 850 1496 225 7 4.9 4.9 | 169 7 -1.2 6.5 6 735 2743 245 5 4.5 2.1 | 156 4 -1.6 3.7 7 709 3048 180 3 0.0 3.0 | 127 8 -6.2 4.6 8 700 3163 125 2 -1.6 1.1 | 109 8 -7.8 2.7 9 684 3353 55 1 -0.8 -0.6 | 98 7 -7.0 1.0 10 658 3658 10 3 -0.5 -3.0 | 78 7 -6.7 -1.4 11 634 3962 360 6 -0.0 -6.0 | 54 8 -6.2 -4.4 12 610 4267 355 10 0.9 -10.0 | 32 10 -5.3 -8.4 13 544 5182 345 13 3.4 -12.6 | 14 11 -2.8 -11.0 14 524 5486 300 5 4.3 -2.5 | 64 2 -1.8 -0.9 15 500 5860 225 14 9.9 9.9 | 198 12 3.7 11.5 16 485 6096 225 14 9.9 9.9 | 198 12 3.7 11.5 17 448 6706 220 24 15.4 18.4 | 205 22 9.3 20.0 18 414 7315 210 35 17.5 30.3 | 200 34 11.3 31.9 19 400 7570 215 36 20.6 29.5 | 205 34 14.5 31.1 20 381 7925 235 37 30.3 21.2 | 227 33 24.1 22.8 21 351 8534 275 28 27.9 -2.4 | 272 22 21.7 -0.9 22 336 8839 310 20 15.3 -12.9 | 321 15 9.2 -11.3 23 300 9680 275 28 27.9 -2.4 | 272 22 21.7 -0.9 24 297 9754 275 28 27.9 -2.4 | 272 22 21.7 -0.9 25 272 10363 305 16 13.1 -9.2 | 318 10 6.9 -7.6 26 250 10960 265 26 25.9 2.3 | 259 20 19.7 3.9 27 250 10973 260 21 20.7 3.6 | 250 15 14.5 5.2 28 238 11278 265 31 30.9 2.7 | 260 25 24.7 4.3 29 200 12440 270 33 33.0 -0.0 | 267 27 26.8 1.6 30 189 12802 265 32 31.9 2.8 | 260 26 25.7 4.4 31 155 14021 250 33 31.0 11.3 | 243 28 24.8 12.9 32 150 14230 250 20 18.8 6.8 | 236 15 12.6 8.4 33 140 14630 250 28 26.3 9.6 | 241 23 20.1 11.2 34 133 14935 240 35 30.3 17.5 | 232 31 24.1 19.1 35 120 15545 250 31 29.1 10.6 | 242 26 23.0 12.2 36 114 15850 250 23 21.6 7.9 | 239 18 15.4 9.5 37 100 16610 215 5 2.9 4.1 | 150 7 -3.3 5.7 38 97 16764 230 4 3.1 2.6 | 143 5 -3.1 4.2 39 88 17341 240 20 17.3 10.0 | 224 16 11.2 11.6 40 70 18640 295 13 11.8 -5.5 | 305 7 5.6 -3.9 41 50 20600 0 1 -0.0 -1.0 | 95 6 -6.2 0.6 42 30 23790 135 7 -4.9 4.9 | 120 13 -11.1 6.5 Wind Parameters Mean winds (0-6000m): 254.4 at 8.5 knts Storm direction: 284.4 at 6.4 knts Shear (0-3000m) pos: 2.1 neg: 0.8 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): -31.6 deg Storm rel helicity (0-3000m) pos: 51.8 neg: -32.8 tot: 19.0 m^2/s^2 ave: 6.3 10^-3 m/s^2 rel: 0.00 Storm rel vorticity (0-3000m) horiz: 9.0 stream: 0.0 10^-3/s Energy-Hel index: 0.49 Bulk Rich Number: 147.14 Bulk Shear: 10.36 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 ------------------------------------------------------------------------------- 500 196 9 162 11| 5.8 0.0 5.8| 29.1 -13.6 15.5 31.0 0.18| 22.3 4.1 1000 205 14 179 14| 3.9 0.0 3.9| 51.7 -19.3 32.4 32.4 0.18| 19.6 3.5 1500 208 12 178 12| 3.6 0.0 3.6| 51.8 -26.2 25.6 17.1 0.09| 15.4 1.5 2000 211 11 177 11| 3.0 0.0 3.0| 51.8 -26.6 25.2 12.6 0.09| 11.9 1.0 2500 214 10 176 10| 2.6 0.0 2.6| 51.8 -27.3 24.5 9.8 0.07| 9.7 0.7 3000 215 9 173 9| 2.1 0.8 2.9| 51.8 -32.8 19.0 6.3 0.00| 9.0 0.0 4000 217 7 167 8| 1.6 1.4 3.0| 51.8 -53.4 -1.6 -0.4 -0.16| 8.2 -1.3 5000 246 8 193 5| 1.3 1.5 2.8| 51.8 -66.8 -15.0 -3.0 -0.22| 7.2 -1.6 6000 254 8 208 4| 1.1 0.8 1.8| 53.2 -80.7 -27.5 -4.6 -0.26| 8.3 -2.2 Wrote GIF file: /home/apache/climate/data/raob//VEBS/skewt/VEBS.skewt.20250426.11.gif