UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042823.upa.cvt Date: 2300Z 28 APR 25 Searching for VEBS... Searching the city database file for: VEBS ... Date:2300Z 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 1003 46 23.4 21.6 90 1.8 22.1 40 3 296.3 299.3 295.2 343.6 16.41 1 1000 70 23.8 21.6 88 2.2 22.2 10 1 297.0 299.9 295.4 344.5 16.46 2 990 158 23.6 21.3 87 2.3 22.0 66 4 297.6 300.6 295.5 344.9 16.32 3 969 346 25.4 19.4 69 6.0 21.2 165 9 301.3 304.0 295.4 344.7 14.79 4 932 688 23.2 16.2 65 7.0 18.4 214 7 302.4 304.7 294.1 339.4 12.52 5 925 754 23.2 17.2 69 6.0 19.1 225 9 303.0 305.5 295.0 342.9 13.47 6 877 1224 22.8 9.8 44 13.0 14.6 235 13 307.3 308.9 292.7 333.7 8.70 7 860 1396 21.6 6.6 38 15.0 12.6 238 14 307.7 309.1 291.6 329.5 7.12 8 850 1499 20.8 13.8 64 7.0 16.1 240 14 307.9 310.1 295.1 343.5 11.75 9 815 1858 18.0 12.0 68 6.0 14.1 241 12 308.7 310.7 294.7 341.7 10.88 10 804 1974 18.2 8.2 52 10.0 12.0 247 12 310.1 311.7 293.4 336.2 8.52 11 702 3110 9.4 1.4 57 8.0 5.0 289 15 312.6 313.8 292.2 331.5 6.04 12 700 3134 9.2 1.2 57 8.0 4.8 290 15 312.7 313.8 292.1 331.4 5.97 13 644 3820 5.2 -8.8 36 14.0 -1.0 306 16 315.7 316.3 290.5 325.6 3.05 14 594 4474 0.0 -9.0 51 9.0 -4.0 294 19 317.0 317.7 291.0 327.6 3.26 15 572 4775 -2.5 -10.5 54 8.0 -5.8 292 22 317.5 318.1 291.0 327.4 3.00 16 559 4958 -3.7 -17.7 33 14.0 -8.5 291 23 318.2 318.5 289.9 323.9 1.70 17 552 5057 -4.5 -21.5 25 17.0 -9.8 291 24 318.4 318.7 289.6 322.7 1.24 18 543 5186 -5.7 -15.7 45 10.0 -9.3 290 25 318.5 318.9 290.4 325.4 2.07 19 537 5274 -5.9 -16.9 41 11.0 -9.8 284 25 319.3 319.6 290.5 325.6 1.89 20 531 5362 -6.3 -10.5 72 4.2 -8.1 276 24 319.8 320.4 291.9 330.5 3.24 21 500 5830 -9.3 -11.8 82 2.5 -10.3 240 23 321.7 322.3 292.3 332.0 3.10 22 496 5892 -9.1 -12.6 76 3.5 -10.5 241 23 322.7 323.3 292.4 332.5 2.93 23 484 6081 -10.5 -11.4 93 0.9 -10.9 243 24 323.2 323.9 292.9 334.2 3.31 24 439 6823 -15.3 -18.0 80 2.7 -16.2 253 29 326.3 326.7 292.7 333.6 2.11 25 429 6996 -16.5 -20.3 72 3.8 -17.6 257 32 326.9 327.3 292.6 333.1 1.78 26 421 7137 -16.9 -29.9 31 13.0 -19.8 261 35 328.2 328.3 292.0 330.9 0.76 27 412 7299 -16.9 -33.9 21 17.0 -20.3 265 38 330.2 330.3 292.3 332.2 0.53 28 400 7520 -18.9 -30.9 34 12.0 -21.5 265 45 330.4 330.6 292.6 333.1 0.73 29 378 7939 -22.1 -26.3 69 4.2 -23.1 259 39 331.6 331.8 293.3 335.8 1.18 30 359 8317 -24.9 -26.3 88 1.4 -25.2 254 36 332.8 333.0 293.6 337.2 1.24 31 336 8797 -27.5 -30.9 73 3.4 -28.2 249 45 335.6 335.7 294.0 338.8 0.87 32 322 9103 -27.7 -33.7 57 6.0 -28.7 246 51 339.4 339.5 294.8 342.0 0.69 33 300 9610 -30.1 -39.1 41 9.0 -31.4 230 60 343.0 343.0 295.4 344.6 0.43 34 296 9706 -30.9 -41.9 33 11.0 -32.3 230 60 343.1 343.2 295.4 344.4 0.33 35 293 9778 -30.7 -49.7 14 19.0 -32.6 231 60 344.4 344.5 295.5 345.0 0.14 36 273 10277 -33.9 -61.1 5 27.2 -35.5 245 71 346.9 346.9 296.0 347.0 0.04 37 253 10808 -37.3 -73.3 1 36.0 -38.7 245 65 349.4 349.4 296.5 349.4 0.01 38 250 10890 -37.9 -72.9 1 35.0 -39.2 245 63 349.7 349.7 296.5 349.8 0.01 39 200 12380 -49.7 -68.7 9 19.0 -50.2 235 52 354.1 354.1 297.5 354.1 0.02 40 196 12513 -50.7 -65.7 15 15.0 -51.1 237 51 354.5 354.5 297.6 354.7 0.03 41 184 12924 -53.1 -81.1 2 28.0 -53.5 244 47 357.1 357.1 298.1 357.1 0.00 42 163 13700 -58.1 -78.1 6 20.0 -58.3 250 37 361.3 361.3 299.0 361.3 0.01 43 150 14220 -62.7 -71.7 29 9.0 -62.8 250 30 362.1 362.1 299.1 362.1 0.02 44 149 14261 -63.1 -72.1 29 9.0 -63.2 250 30 362.1 362.1 299.1 362.1 0.02 45 100 16610 -77.7 -88.7 15 11.0 -77.7 290 20 377.6 377.6 301.9 377.6 0.00 46 98 16726 -78.5 -88.5 18 10.0 -78.5 290 21 378.2 378.2 301.9 378.2 0.00 47 94 16965 -76.5 -88.5 13 12.0 -76.5 309 19 386.7 386.7 303.3 386.7 0.00 48 80 17886 -80.5 -90.5 17 10.0 -80.5 20 13 396.7 396.7 304.8 396.7 0.00 49 72 18481 -80.9 -90.9 17 10.0 -80.9 67 9 408.0 408.0 306.3 408.0 0.00 50 70 18640 -79.9 -90.9 14 11.0 -79.9 80 8 413.4 413.4 306.9 413.5 0.00 51 54 20145 -71.7 -87.7 7 16.0 -71.8 84 16 464.2 464.2 312.1 464.2 0.00 52 52 20371 -65.7 -87.7 3 22.0 -66.0 84 17 483.2 483.2 313.7 483.2 0.00 53 50 20610 -65.9 -87.9 3 22.0 -66.2 85 18 488.2 488.2 314.1 488.2 0.00 54 44 21385 -67.3 -91.3 2 24.0 -67.5 81 16 502.9 502.9 315.2 503.0 0.00 55 39 22128 -59.1 -90.1 1 31.0 -59.9 78 14 541.3 541.3 317.6 541.4 0.00 56 35 22808 -58.5 -92.5 1 34.0 -59.5 75 12 559.9 559.9 318.6 559.9 0.00 57 32 23377 -54.9 -89.9 1 35.0 -56.4 72 11 584.1 584.1 319.9 584.1 0.00 58 30 23790 -54.9 -89.9 1 35.0 -56.5 70 10 595.0 595.0 320.4 595.0 0.00 59 20 26410 -50.9 -86.9 1 36.0 -54.1 85 13 680.4 680.4 323.8 680.4 0.01 60 15 28302 -47.3 -84.3 1 37.0 -52.5 91 22 750.7 750.7 326.0 750.9 0.02 61 14 28763 -44.3 -82.3 1 38.0 -51.0 93 24 775.8 775.8 326.6 776.1 0.03 62 12 29797 -44.7 -82.7 1 38.0 -51.8 96 29 809.4 809.4 327.5 809.7 0.04 63 10 31030 -40.5 -79.5 1 39.0 -50.5 100 35 868.4 868.4 328.8 869.1 0.07 64 9.7 31238 -39.7 -78.7 1 39.0 -50.3 879.0 879.0 329.0 879.9 0.08 65 8.5 32141 -39.9 -78.9 1 39.0 -51.0 912.0 912.1 329.7 913.0 0.09 66 7.3 33191 -34.9 -74.9 1 40.0 -49.7 973.0 973.1 330.8 975.4 0.20 67 6.3 34222 -33.9 -81.9 0 48.0 -50.4 1019.2 1019.2 331.5 1020.0 0.08 TRP 98 16726 -78.5 -88.5 18 10.0 -78.5 290 21 378.2 378.2 301.9 378.2 0.00 WND 273 10277 -33.9 -61.1 5 27.2 -35.5 245 71 346.9 346.9 296.0 347.0 0.04 Sounding variables and indices 1000-500 mb thick: 5760.00 m Freezing level: 594.00 mb = 4474.28 m = 14679.23 ft Wetbulb zero: 653.89 mb = 3694.75 m = 12121.74 ft Precipitable water: 1.63 inches Sfc-500 mean rel hum: 55.35 % Est. max temperature: 34.99 C = 94.98 F Sfc-Lift cond lev (LCL): 977.32 mb = 271.27 m = 889.98 ft T: 24.68 C 700-500 lapse rate: 6.86 C/km ThetaE index: 17.90 C Layer 815.0- 594.0 mb Conv cond level (CCL): 763.16 mb = 2410.50 m = 7908.36 ft Mean mixing ratio: 14.02 g/kg Conv temperature: 38.23 C = 100.81 F Cap Strength: 5.76 C Lifted Index: -3.58 C Risk: Severe thunderstorms possible Lifted Index @300 mb: 2.46 C Lifted Index @700 mb: 0.74 C Showalter Index: -3.93 C Risk: Severe thunderstorms possible Total Totals Index: 53.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 30.10 C Cross Totals Index: 23.10 C K Index: 35.90 Risk: > 80 % chance of thunderstorms Sweat Index: 300.60 Risk: Showers and thunderstorms possible Energy Index: -2.31 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 516.92 J/kg Max Up Vert Vel: 32.15 m/s Conv Inhibition (B-): 293.19 J/kg Cap Strength: 5.76 C Lift Cond Lev (LCL): 876.55 mb = 1228.79 m = 4031.43 ft Lev Free Conv (LFC): 641.55 mb = 3851.02 m = 12634.44 ft Equ Level (EL): 321.55 mb = 9113.06 m = 29898.12 ft B at Equ Level: 511.93 J/kg Max Parcel Lev (MPL): 211.55 mb = 12005.08 m = 39386.28 ft Wind level data Storm motion: 302 at 12 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 40 3 -1.9 -2.3 | 108 13 -12.0 3.9 1 1000 70 10 1 -0.2 -1.0 | 117 11 -10.2 5.3 2 974 305 160 10 -3.4 9.4 | 139 21 -13.4 15.6 3 940 610 200 4 1.4 3.8 | 139 13 -8.7 10.0 4 925 754 225 9 6.4 6.4 | 164 13 -3.7 12.6 5 877 1219 235 13 10.6 7.5 | 183 14 0.6 13.7 6 850 1499 240 14 12.1 7.0 | 189 13 2.1 13.2 7 817 1829 240 12 10.4 6.0 | 182 12 0.4 12.2 8 760 2438 270 13 13.0 -0.0 | 205 7 3.0 6.2 9 707 3048 285 14 13.5 -3.6 | 233 4 3.5 2.6 10 700 3134 290 15 14.1 -5.1 | 255 4 4.1 1.1 11 656 3658 310 16 12.3 -10.3 | 331 5 2.2 -4.0 12 608 4267 295 18 16.3 -7.6 | 282 6 6.3 -1.4 13 542 5182 290 25 23.5 -8.6 | 280 14 13.5 -2.3 14 502 5791 240 23 19.9 11.5 | 209 20 9.9 17.7 15 500 5830 240 23 19.9 11.5 | 209 20 9.9 17.7 16 445 6706 250 27 25.4 9.2 | 225 22 15.3 15.5 17 411 7315 265 38 37.9 3.3 | 251 29 27.8 9.6 18 400 7520 265 45 44.8 3.9 | 254 36 34.8 10.2 19 363 8230 255 35 33.8 9.1 | 237 28 23.8 15.3 20 320 9144 245 52 47.1 22.0 | 233 47 37.1 28.2 21 300 9610 230 60 46.0 38.6 | 219 57 35.9 44.8 22 294 9754 230 60 46.0 38.6 | 219 57 35.9 44.8 23 273 10277 245 71 64.3 30.0 | 236 65 54.3 36.2 24 258 10668 245 68 61.6 28.7 | 236 62 51.6 35.0 25 250 10890 245 63 57.1 26.6 | 235 57 47.1 32.9 26 247 10973 250 64 60.1 21.9 | 241 57 50.1 28.1 27 200 12380 235 52 42.6 29.8 | 222 49 32.6 36.1 28 187 12802 240 49 42.4 24.5 | 227 45 32.4 30.7 29 179 13106 250 44 41.3 15.0 | 236 38 31.3 21.3 30 150 14220 250 30 28.2 10.3 | 228 25 18.2 16.5 31 140 14630 245 33 29.9 13.9 | 225 28 19.9 20.2 32 133 14935 235 28 22.9 16.1 | 210 26 12.9 22.3 33 120 15545 240 28 24.2 14.0 | 215 25 14.2 20.2 34 114 15850 250 33 31.0 11.3 | 230 27 21.0 17.5 35 100 16610 290 20 18.8 -6.8 | 274 9 8.8 -0.6 36 98 16726 290 21 19.7 -7.2 | 276 10 9.7 -0.9 37 70 18640 80 8 -7.9 -1.4 | 105 19 -17.9 4.8 38 50 20610 85 18 -17.9 -1.6 | 99 28 -28.0 4.7 39 30 23790 70 10 -9.4 -3.4 | 98 20 -19.4 2.8 40 20 26410 85 13 -13.0 -1.1 | 103 24 -23.0 5.1 41 10 31030 100 35 -34.5 6.1 | 105 46 -44.5 12.3 Wind Parameters Mean winds (0-6000m): 271.9 at 15.7 knts Storm direction: 301.9 at 11.8 knts Shear (0-3000m) pos: 2.7 neg: 0.0 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 124.8 deg Storm rel helicity (0-3000m) pos: 105.5 neg: -6.2 tot: 99.4 m^2/s^2 ave: 33.1 10^-3 m/s^2 rel: 0.62 Storm rel vorticity (0-3000m) horiz: 7.4 stream: 4.6 10^-3/s Energy-Hel index: 0.31 Bulk Rich Number: 11.27 Bulk Shear: 45.88 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 ------------------------------------------------------------------------------- 500 165 6 137 17| 8.3 0.0 8.3| 53.8 -1.8 52.0 103.9 0.54| 20.5 11.2 1000 200 7 150 15| 7.4 0.0 7.4| 81.4 -1.8 79.5 79.5 0.66| 14.6 9.6 1500 219 9 163 14| 5.7 0.0 5.7| 92.0 -1.8 90.2 60.1 0.69| 10.8 7.4 2000 227 10 169 13| 3.9 0.0 3.9| 96.0 -6.2 89.8 44.9 0.61| 9.1 5.6 2500 236 11 175 12| 3.1 0.0 3.1|102.4 -6.2 96.2 38.5 0.61| 8.3 5.1 3000 246 11 181 11| 2.7 0.0 2.7|105.5 -6.2 99.4 33.1 0.62| 7.4 4.6 4000 266 12 198 8| 2.1 0.3 2.4|112.6 -9.8 102.8 25.7 0.58| 6.9 4.0 5000 275 14 219 6| 1.7 1.0 2.7|112.6 -13.2 99.4 19.9 0.47| 6.3 3.0 6000 272 16 225 8| 1.4 1.9 3.3|119.5 -98.4 21.1 3.5 0.12| 7.2 0.9 Wrote GIF file: /home/apache/climate/data/raob//VEBS/skewt/VEBS.skewt.20250428.23.gif