UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042323.upa.cvt Date: 2300Z 23 APR 25 Searching for VEBS... Searching the city database file for: VEBS ... Date:2300Z 23 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 1000 46 28.8 26.3 86 2.5 26.9 190 10 302.0 306.0 300.1 367.3 22.02 1 939 606 24.4 21.2 82 3.2 22.1 230 18 303.0 306.1 297.4 353.7 17.12 2 931 682 28.8 19.8 58 9.0 22.3 236 19 308.2 311.2 297.9 356.0 15.80 3 925 740 30.0 18.0 49 12.0 21.5 240 20 310.0 312.7 297.3 353.2 14.18 4 894 1045 29.6 15.6 43 14.0 19.8 248 18 312.6 315.0 296.9 351.3 12.56 5 850 1493 26.2 12.2 42 14.0 16.8 260 14 313.6 315.6 295.8 346.3 10.56 6 774 2311 19.8 5.8 40 14.0 11.3 281 15 315.2 316.7 294.0 338.7 7.49 7 700 3167 11.6 2.6 54 9.0 6.5 300 14 315.3 316.6 293.3 336.2 6.61 8 676 3457 9.0 2.0 61 7.0 5.1 307 15 315.6 316.8 293.4 336.3 6.55 9 639 3919 5.2 -5.8 45 11.0 -0.1 319 18 316.4 317.1 291.4 328.9 3.88 10 606 4351 4.0 -17.0 20 21.0 -3.9 306 19 319.8 320.2 290.4 325.5 1.66 11 559 5002 0.0 -20.0 21 20.0 -7.0 287 20 322.6 322.9 291.0 327.4 1.40 12 536 5337 -1.7 -16.7 31 15.0 -7.3 294 17 324.5 324.8 292.0 331.1 1.93 13 531 5412 -0.3 -35.3 5 35.0 -9.0 295 16 327.0 327.1 291.2 328.3 0.36 14 500 5890 -3.9 -37.9 5 34.0 -11.5 305 11 328.3 328.3 291.5 329.4 0.29 15 400 7610 -16.9 -38.9 13 22.0 -20.8 270 11 333.0 333.1 292.9 334.3 0.33 16 385 7894 -19.3 -42.3 11 23.0 -22.8 270 14 333.5 333.6 292.9 334.5 0.24 17 376 8069 -19.7 -48.7 6 29.0 -23.4 260 17 335.3 335.3 293.3 335.8 0.12 18 373 8128 -19.9 -38.9 17 19.0 -23.1 256 17 335.8 335.8 293.6 337.1 0.35 19 369 8208 -20.1 -34.1 28 14.0 -22.9 252 19 336.5 336.7 294.0 338.7 0.58 20 362 8349 -20.5 -42.5 12 22.0 -23.9 252 20 337.9 337.9 294.0 338.8 0.25 21 350 8597 -22.1 -37.1 24 15.0 -24.7 256 21 339.0 339.1 294.5 340.7 0.45 22 327 9091 -25.1 -57.1 3 32.0 -28.0 264 25 341.5 341.5 294.7 341.7 0.05 23 301 9686 -28.9 -64.9 2 36.0 -31.3 294 24 344.3 344.3 295.4 344.4 0.02 24 300 9710 -28.9 -64.9 2 36.0 -31.3 295 24 344.6 344.7 295.4 344.7 0.02 25 250 10980 -39.5 -67.5 4 28.0 -40.6 270 16 347.3 347.3 296.1 347.4 0.02 26 200 12470 -51.1 -70.1 9 19.0 -51.5 290 26 351.8 351.9 297.0 351.9 0.02 27 155 14071 -64.1 -80.1 9 16.0 -64.2 274 12 356.3 356.3 298.0 356.3 0.00 28 150 14270 -65.9 -80.9 11 15.0 -66.0 245 10 356.6 356.6 298.0 356.6 0.00 29 100 16630 -79.9 -86.9 30 7.0 -79.9 225 14 373.4 373.4 301.1 373.4 0.00 30 88 17347 -84.1 -90.1 34 6.0 -84.1 315 11 378.8 378.8 302.1 378.8 0.00 31 72 18479 -78.1 -87.1 22 9.0 -78.1 166 15 414.0 414.0 307.0 414.0 0.00 32 70 18640 -77.9 -86.9 22 9.0 -77.9 145 15 417.7 417.7 307.4 417.7 0.00 33 62 19333 -77.9 -88.9 15 11.0 -77.9 127 11 432.5 432.5 309.1 432.5 0.00 34 50 20590 -68.9 -88.9 4 20.0 -69.1 95 4 481.1 481.1 313.5 481.1 0.00 35 48 20837 -63.5 -88.5 2 25.0 -63.9 93 5 499.6 499.6 314.9 499.7 0.00 36 41 21812 -60.3 -92.3 1 32.0 -61.0 87 8 530.7 530.7 316.9 530.7 0.00 37 30 23760 -60.1 -93.1 1 33.0 -61.0 75 14 580.8 580.8 319.7 580.8 0.00 38 29 23971 -60.3 -93.3 1 33.0 -61.2 76 14 585.9 585.9 319.9 585.9 0.00 39 24 25167 -54.7 -89.7 1 35.0 -56.7 83 13 634.8 634.8 322.1 634.8 0.01 40 23 25441 -51.5 -87.5 1 36.0 -54.2 85 13 651.9 652.0 322.7 652.0 0.01 41 20 26350 -50.7 -86.7 1 36.0 -54.0 90 13 681.0 681.0 323.8 681.1 0.01 42 17 27419 -46.3 -83.3 1 37.0 -51.5 727.5 727.5 325.3 727.7 0.02 43 11 30344 -41.3 -82.3 0 41.0 -50.5 842.1 842.1 328.2 842.5 0.04 TRP 88 17347 -84.1 -90.1 34 6.0 -84.1 315 11 378.8 378.8 302.1 378.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5844.00 m Freezing level: 559.00 mb = 5002.05 m = 16410.72 ft Wetbulb zero: 639.70 mb = 3910.30 m = 12828.92 ft Precipitable water: 1.64 inches Sfc-500 mean rel hum: 40.97 % Est. max temperature: 40.44 C = 104.80 F Sfc-Lift cond lev (LCL): 965.00 mb = 362.91 m = 1190.63 ft T: 26.31 C 700-500 lapse rate: 5.69 C/km ThetaE index: 19.86 C Layer 925.0- 676.0 mb Conv cond level (CCL): 757.88 mb = 2490.39 m = 8170.47 ft Mean mixing ratio: 17.46 g/kg Conv temperature: 42.11 C = 107.80 F Cap Strength: 7.48 C Lifted Index: -3.57 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -4.54 C Lifted Index @700 mb: -1.02 C Showalter Index: 0.42 C Risk: Thunderstorms probable Total Totals Index: 46.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 30.10 C Cross Totals Index: 16.10 C K Index: 33.30 Risk: 60-80 % chance of thunderstorms Sweat Index: 185.40 Risk: None Energy Index: -3.13 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1835.31 J/kg Max Up Vert Vel: 60.59 m/s Conv Inhibition (B-): 347.79 J/kg Cap Strength: 7.48 C Lift Cond Lev (LCL): 870.72 mb = 1279.05 m = 4196.31 ft Lev Free Conv (LFC): 705.72 mb = 3097.65 m = 10162.76 ft Equ Level (EL): 145.72 mb = 14438.33 m = 47369.29 ft B at Equ Level: 1832.06 J/kg Max Parcel Lev (MPL): 75.72 mb = 18194.41 m = 59692.22 ft Wind level data Storm motion: 313 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 1000 46 190 10 1.7 9.8 | 158 19 -7.1 18.0 1 1000 45 190 10 1.7 9.8 | 158 19 -7.1 18.0 2 925 740 240 20 17.3 10.0 | 205 20 8.5 18.1 3 850 1493 260 14 13.8 2.4 | 205 12 5.0 10.6 4 818 1829 270 15 15.0 -0.0 | 217 10 6.2 8.1 5 700 3167 300 14 12.1 -7.0 | 251 3 3.3 1.1 6 634 3962 320 18 11.6 -13.8 | 334 6 2.7 -5.7 7 567 4877 285 21 20.3 -5.4 | 257 12 11.4 2.7 8 500 5890 305 11 9.0 -6.3 | 185 2 0.2 1.8 9 468 6401 325 11 6.3 -9.0 | 71 3 -2.5 -0.9 10 450 6706 310 13 10.0 -8.4 | 281 1 1.1 -0.2 11 432 7010 260 10 9.8 1.7 | 186 10 1.0 9.9 12 416 7315 255 8 7.7 2.1 | 174 10 -1.1 10.2 13 400 7610 270 11 11.0 -0.0 | 195 8 2.2 8.1 14 399 7620 285 10 9.7 -2.6 | 188 6 0.8 5.5 15 367 8230 250 19 17.9 6.5 | 212 17 9.0 14.6 16 324 9144 265 25 24.9 2.2 | 237 19 16.1 10.3 17 311 9449 285 22 21.3 -5.7 | 259 13 12.4 2.4 18 300 9710 295 24 21.8 -10.1 | 279 13 12.9 -2.0 19 273 10363 300 21 18.2 -10.5 | 284 10 9.3 -2.4 20 250 10973 270 19 19.0 -0.0 | 231 13 10.2 8.1 21 250 10980 270 16 16.0 -0.0 | 221 11 7.2 8.1 22 200 12470 290 26 24.4 -8.9 | 273 16 15.6 -0.8 23 199 12497 285 22 21.3 -5.7 | 259 13 12.4 2.4 24 156 14021 280 13 12.8 -2.3 | 214 7 4.0 5.9 25 150 14270 245 10 9.1 4.2 | 181 12 0.2 12.4 26 141 14630 250 12 11.3 4.1 | 191 12 2.4 12.2 27 127 15240 255 12 11.6 3.1 | 194 12 2.8 11.2 28 120 15545 225 9 6.4 6.4 | 170 15 -2.5 14.5 29 114 15850 210 12 6.0 10.4 | 171 19 -2.8 18.5 30 109 16154 190 17 3.0 16.7 | 167 26 -5.9 24.9 31 100 16630 225 14 9.9 9.9 | 183 18 1.1 18.0 32 88 17347 315 11 7.8 -7.8 | 109 1 -1.1 0.4 33 70 18640 145 15 -8.6 12.3 | 140 27 -17.4 20.4 34 50 20590 95 4 -4.0 0.3 | 124 15 -12.8 8.5 35 30 23760 75 14 -13.5 -3.6 | 101 23 -22.4 4.5 36 20 26350 90 13 -13.0 0.0 | 110 23 -21.8 8.1 Wind Parameters Mean winds (0-6000m): 282.6 at 16.0 knts Storm direction: 312.6 at 12.0 knts Shear (0-3000m) pos: 3.4 neg: 0.0 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): 87.0 deg Storm rel helicity (0-3000m) pos: 103.0 neg: -1.1 tot: 101.9 m^2/s^2 ave: 34.0 10^-3 m/s^2 rel: 0.64 Storm rel vorticity (0-3000m) horiz: 5.9 stream: 3.8 10^-3/s Energy-Hel index: 1.13 Bulk Rich Number: 54.32 Bulk Shear: 33.78 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 ------------------------------------------------------------------------------- 500 218 14 178 19| 11.2 0.0 11.2| 59.1 0.0 59.1 118.2 0.99| 11.5 11.4 1000 231 16 192 19| 7.7 0.0 7.7| 90.3 0.0 90.3 90.3 0.85| 10.3 8.7 1500 239 16 196 17| 5.0 0.0 5.0| 91.3 -1.1 90.1 60.1 0.67| 8.6 5.8 2000 246 16 201 16| 4.4 0.0 4.4| 98.4 -1.1 97.3 48.6 0.68| 7.4 5.0 2500 253 15 205 14| 3.8 0.0 3.8|101.2 -1.1 100.0 40.0 0.66| 6.5 4.3 3000 259 15 209 13| 3.4 0.0 3.4|103.0 -1.1 101.9 34.0 0.64| 5.9 3.8 4000 273 15 222 10| 3.3 0.0 3.3|109.9 -2.7 107.2 26.8 0.64| 5.5 3.5 5000 280 16 234 9| 2.6 1.0 3.6|110.2 -23.8 86.4 17.3 0.33| 5.7 1.9 6000 283 16 236 8| 2.1 0.8 2.9|110.3 -26.7 83.6 13.9 0.21| 5.6 1.2 Wrote GIF file: /home/apache/climate/data/raob//VEBS/skewt/VEBS.skewt.20250423.23.gif