UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025052023.upa.cvt Date: 2300Z 20 MAY 25 Searching for VEBS... Searching the city database file for: VEBS ... Date:2300Z 20 MAY 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 29.0 26.3 85 2.7 27.0 170 3 302.1 306.2 300.1 367.5 22.02 1 925 740 24.4 22.3 88 2.1 22.9 195 17 304.3 307.7 298.7 359.9 18.63 2 850 1483 21.2 17.4 79 3.8 18.5 150 14 308.4 311.1 297.4 353.4 14.87 3 700 3146 13.4 2.4 47 11.0 7.1 75 6 317.3 318.6 293.8 338.0 6.51 4 500 5890 -4.7 -5.5 94 0.8 -5.1 320 7 327.3 328.3 295.3 344.2 5.09 5 400 7620 -11.5 -19.5 52 8.0 -14.3 225 18 340.0 340.5 296.1 347.4 2.04 6 300 9750 -26.9 -37.9 35 11.0 -28.7 245 21 347.5 347.6 296.5 349.4 0.49 7 250 11050 -37.1 -53.1 17 16.0 -38.3 235 17 350.9 350.9 296.9 351.4 0.11 8 200 12550 -48.5 -62.5 18 14.0 -49.0 245 7 356.0 356.0 298.0 356.2 0.04 9 150 14380 -63.3 -73.3 25 10.0 -63.4 245 9 361.0 361.0 298.9 361.1 0.01 10 100 16760 -82.1 -88.1 35 6.0 -82.1 115 1 369.1 369.1 300.4 369.1 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5844.00 m Freezing level: 551.93 mb = 5177.47 m = 16986.24 ft Wetbulb zero: 583.73 mb = 4627.30 m = 15181.24 ft Precipitable water: 2.38 inches Sfc-500 mean rel hum: 71.92 % Est. max temperature: 35.20 C = 95.37 F Sfc-Lift cond lev (LCL): 962.23 mb = 388.76 m = 1275.44 ft T: 26.73 C 700-500 lapse rate: 6.60 C/km ThetaE index: 29.52 C Layer 925.0- 500.0 mb Conv cond level (CCL): 875.78 mb = 1220.45 m = 4004.04 ft Mean mixing ratio: 19.72 g/kg Conv temperature: 33.76 C = 92.76 F Cap Strength: 0.96 C Lifted Index: -5.83 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -4.83 C Lifted Index @700 mb: -0.33 C Showalter Index: -2.90 C Risk: Severe thunderstorms possible Total Totals Index: 48.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.90 C Cross Totals Index: 22.10 C K Index: 32.30 Risk: 60-80 % chance of thunderstorms Sweat Index: 243.80 Risk: None Energy Index: -1.81 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1664.84 J/kg Max Up Vert Vel: 57.70 m/s Conv Inhibition (B-): 31.84 J/kg Cap Strength: 0.96 C Lift Cond Lev (LCL): 917.78 mb = 808.85 m = 2653.67 ft Lev Free Conv (LFC): 742.78 mb = 2637.90 m = 8654.44 ft Equ Level (EL): 132.78 mb = 15095.75 m = 49526.12 ft B at Equ Level: 1648.31 J/kg Wind level data Storm motion: 181 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 1000 46 170 3 -0.5 3.0 | 11 3 -0.7 -3.3 1 1000 45 170 3 -0.5 3.0 | 11 3 -0.7 -3.3 2 971 305 195 16 4.1 15.5 | 204 10 4.0 9.2 3 925 740 195 17 4.4 16.4 | 203 11 4.3 10.1 4 876 1219 185 14 1.2 13.9 | 188 8 1.1 7.7 5 850 1483 150 14 -7.0 12.1 | 129 9 -7.1 5.8 6 816 1829 140 13 -8.4 10.0 | 113 9 -8.5 3.7 7 788 2134 125 9 -7.4 5.2 | 81 8 -7.5 -1.1 8 734 2743 75 7 -6.8 -1.8 | 40 11 -6.9 -8.1 9 700 3146 75 6 -5.8 -1.6 | 37 10 -5.9 -7.8 10 682 3353 65 7 -6.3 -3.0 | 35 11 -6.5 -9.3 11 657 3658 45 7 -4.9 -4.9 | 24 12 -5.1 -11.2 12 633 3962 65 3 -2.7 -1.3 | 21 8 -2.9 -7.6 13 610 4267 30 2 -1.0 -1.7 | 8 8 -1.1 -8.0 14 588 4572 310 2 1.5 -1.3 | 350 8 1.4 -7.6 15 566 4877 325 5 2.9 -4.1 | 345 11 2.7 -10.4 16 525 5486 320 7 4.5 -5.4 | 339 12 4.4 -11.7 17 500 5890 320 7 4.5 -5.4 | 339 12 4.4 -11.7 18 487 6096 325 4 2.3 -3.3 | 347 10 2.2 -9.6 19 468 6401 225 6 4.2 4.2 | 297 5 4.1 -2.0 20 450 6706 215 4 2.3 3.3 | 324 4 2.2 -3.0 21 433 7010 225 10 7.1 7.1 | 264 7 6.9 0.8 22 400 7620 225 18 12.7 12.7 | 243 14 12.6 6.4 23 368 8230 225 13 9.2 9.2 | 252 10 9.1 2.9 24 354 8534 265 14 13.9 1.2 | 290 15 13.8 -5.1 25 300 9750 245 21 19.0 8.9 | 262 19 18.9 2.6 26 250 11050 235 17 13.9 9.8 | 256 14 13.8 3.5 27 242 11278 235 18 14.7 10.3 | 255 15 14.6 4.0 28 221 11887 240 12 10.4 6.0 | 272 10 10.3 -0.3 29 211 12192 225 8 5.7 5.7 | 277 6 5.5 -0.6 30 200 12550 245 7 6.3 3.0 | 298 7 6.2 -3.3 31 192 12802 250 7 6.6 2.4 | 301 8 6.4 -3.9 32 183 13106 215 6 3.4 4.9 | 293 4 3.3 -1.4 33 175 13411 250 4 3.8 1.4 | 324 6 3.6 -4.9 34 167 13716 230 3 2.3 1.9 | 334 5 2.2 -4.4 35 151 14326 275 9 9.0 -0.8 | 309 11 8.8 -7.1 36 150 14380 245 9 8.2 3.8 | 287 8 8.0 -2.5 37 130 15240 255 9 8.7 2.3 | 295 9 8.6 -4.0 38 123 15545 260 11 10.8 1.9 | 292 12 10.7 -4.4 39 117 15850 305 10 8.2 -5.7 | 326 14 8.1 -12.0 40 111 16154 325 3 1.7 -2.5 | 350 9 1.6 -8.7 41 105 16459 70 2 -1.9 -0.7 | 16 7 -2.0 -7.0 42 100 16760 115 1 -0.9 0.4 | 10 6 -1.0 -5.9 43 100 16764 45 4 -2.8 -2.8 | 18 10 -3.0 -9.1 Wind Parameters Mean winds (0-6000m): 151.2 at 8.4 knts Storm direction: 181.2 at 6.3 knts Shear (0-3000m) pos: 2.4 neg: 3.5 tot: 5.9 10-3/s Storm rel Dir Shear (0-3000m): 26.6 deg Storm rel helicity (0-3000m) pos: 3.9 neg: -57.9 tot: -54.0 m^2/s^2 ave: -18.0 10^-3 m/s^2 rel: -0.34 Storm rel vorticity (0-3000m) horiz: 7.7 stream: -2.6 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 168.20 Bulk Shear: 9.90 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 ------------------------------------------------------------------------------- 500 193 13 205 7| 14.2 0.0 14.2| 3.9 -0.2 3.7 7.4 0.60| 17.1 10.2 1000 193 15 202 9| 7.1 1.2 8.3| 3.9 -4.4 -0.6 -0.6 0.42| 10.1 4.3 1500 187 14 191 8| 4.7 4.2 9.0| 3.9 -25.3 -21.5 -14.3 -0.05| 10.3 -0.5 2000 176 14 172 8| 3.6 4.0 7.5| 3.9 -37.9 -34.1 -17.0 -0.19| 9.2 -1.8 2500 169 13 157 7| 2.8 4.1 6.9| 3.9 -51.2 -47.3 -18.9 -0.30| 8.6 -2.6 3000 162 12 143 6| 2.4 3.5 5.9| 3.9 -57.9 -54.0 -18.0 -0.34| 7.7 -2.6 4000 149 10 115 6| 2.3 2.9 5.2| 4.0 -68.8 -64.8 -16.2 -0.35| 6.9 -2.4 5000 148 9 104 5| 1.7 2.2 3.8| 4.0 -79.6 -75.6 -15.1 -0.39| 6.3 -2.5 6000 151 8 104 4| 1.4 1.9 3.3| 7.5 -82.3 -74.8 -12.5 -0.36| 5.6 -2.0 Wrote GIF file: /home/apache/climate/data/raob//VEBS/skewt/VEBS.skewt.20250520.23.gif