UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025060500.upa.cvt Date: 0000Z 5 JUN 25 Searching for VVNB... Searching the city database file for: VVNB ... Date:0000Z 5 JUN 25 Station: VVNB WMO ident: 48820 Latitude: 21.02 Longitude: 105.80 Elevation: 6.00 ------------------------------------------------------------------------------- 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 1008 6 28.0 24.6 82 3.4 25.5 320 1 300.5 304.1 298.4 358.3 19.67 1 1000 74 27.4 24.5 84 2.9 25.3 330 1 300.5 304.2 298.4 358.5 19.71 2 966 381 24.4 23.9 97 0.5 24.0 255 5 300.5 304.1 298.4 358.4 19.68 3 925 762 23.2 20.6 85 2.6 21.3 160 11 303.0 306.1 297.2 352.7 16.74 4 850 1498 19.0 18.5 97 0.5 18.7 170 13 306.0 309.0 297.5 354.0 15.97 5 823 1776 17.2 17.2 100 0.0 17.2 177 12 307.0 309.8 297.2 352.7 15.18 6 775 2289 14.6 12.4 87 2.2 13.1 189 10 309.5 311.7 295.6 345.3 11.76 7 700 3148 11.4 8.8 84 2.6 9.7 210 7 315.1 317.1 296.0 347.0 10.22 8 638 3918 7.8 3.6 75 4.2 5.3 200 9 319.5 321.0 295.4 344.3 7.80 9 513 5686 -1.9 -9.9 54 8.0 -5.5 178 13 328.3 329.0 294.4 340.2 3.52 10 500 5890 -3.7 -5.0 91 1.3 -4.4 175 13 328.5 329.6 295.8 346.2 5.28 11 488 6082 -5.3 -5.3 100 0.0 -5.3 162 12 328.9 329.9 295.8 346.5 5.29 12 477 6261 -6.3 -7.1 94 0.8 -6.7 151 11 329.8 330.7 295.7 345.6 4.71 13 471 6361 -6.1 -8.9 81 2.8 -7.4 144 10 331.2 332.1 295.6 345.3 4.15 14 430 7073 -8.9 -14.9 62 6.0 -11.3 97 6 336.4 337.0 295.8 346.2 2.80 15 411 7422 -11.7 -13.9 84 2.2 -12.6 74 4 337.2 337.8 296.3 348.3 3.18 16 400 7630 -13.1 -15.9 79 2.8 -14.2 60 3 338.0 338.5 296.1 347.8 2.77 17 395 7726 -13.7 -16.1 82 2.4 -14.6 62 3 338.4 339.0 296.3 348.2 2.76 18 391 7803 -13.7 -20.7 55 7.0 -16.0 64 3 339.4 339.8 295.8 346.2 1.88 19 374 8139 -15.9 -22.9 55 7.0 -18.0 71 4 340.8 341.1 295.9 346.8 1.62 20 370 8220 -16.3 -29.3 32 13.0 -19.6 72 5 341.3 341.5 295.4 344.8 0.91 21 348 8680 -18.3 -30.3 34 12.0 -21.2 82 6 344.7 344.8 296.2 348.0 0.88 22 344 8766 -18.9 -34.9 23 16.0 -22.2 84 6 345.0 345.1 296.0 347.2 0.57 23 323 9232 -22.7 -28.7 58 6.0 -24.2 93 7 346.0 346.2 296.7 350.2 1.11 24 318 9346 -23.1 -38.1 24 15.0 -25.8 96 8 347.0 347.1 296.4 348.8 0.45 25 312 9485 -24.1 -40.1 21 16.0 -26.7 99 8 347.5 347.6 296.4 349.0 0.37 26 300 9770 -26.3 -37.3 35 11.0 -28.2 105 9 348.3 348.4 296.7 350.4 0.52 27 291 9989 -28.3 -38.3 38 10.0 -29.9 102 9 348.5 348.6 296.7 350.4 0.48 28 274 10418 -30.9 -44.9 24 14.0 -32.6 98 8 350.8 350.9 297.0 351.9 0.25 29 257 10868 -34.7 -41.7 49 7.0 -35.5 92 7 351.7 351.8 297.3 353.2 0.38 30 250 11060 -36.3 -44.3 43 8.0 -37.1 90 7 352.1 352.2 297.4 353.3 0.30 31 239 11371 -38.3 -49.3 31 11.0 -39.2 94 11 353.6 353.7 297.5 354.4 0.18 32 225 11784 -41.7 -58.7 14 17.0 -42.6 99 15 354.6 354.6 297.7 354.9 0.06 33 200 12570 -48.9 -60.9 23 12.0 -49.3 110 25 355.3 355.3 297.8 355.6 0.05 34 191 12870 -51.7 -60.7 33 9.0 -52.0 112 25 355.5 355.6 297.8 355.8 0.06 35 161 13954 -60.9 -74.9 14 14.0 -61.0 118 23 357.8 357.8 298.3 357.9 0.01 36 154 14229 -63.5 -73.5 24 10.0 -63.6 119 23 358.0 358.0 298.3 358.0 0.01 37 150 14390 -64.5 -73.5 28 9.0 -64.6 120 23 359.0 359.0 298.5 359.0 0.01 38 126 15431 -73.3 -77.6 52 4.3 -73.3 114 32 361.4 361.4 299.0 361.4 0.01 39 112 16110 -78.9 -83.9 44 5.0 -78.9 109 38 363.3 363.3 299.4 363.3 0.00 40 100 16750 -80.9 -85.9 43 5.0 -80.9 105 44 371.4 371.4 300.8 371.4 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5816.00 m Freezing level: 537.48 mb = 5339.97 m = 17519.38 ft Wetbulb zero: 576.96 mb = 4733.63 m = 15530.10 ft Precipitable water: 2.57 inches Sfc-500 mean rel hum: 80.18 % Est. max temperature: 33.26 C = 91.88 F Sfc-Lift cond lev (LCL): 960.00 mb = 435.36 m = 1428.32 ft T: 24.23 C 700-500 lapse rate: 5.51 C/km ThetaE index: 8.65 C Layer 823.0- 700.0 mb Conv cond level (CCL): 898.93 mb = 1010.88 m = 3316.50 ft Mean mixing ratio: 18.54 g/kg Conv temperature: 31.60 C = 88.88 F Cap Strength: 1.03 C Lifted Index: -2.90 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.24 C Lifted Index @700 mb: -0.87 C Showalter Index: -2.14 C Risk: Severe thunderstorms possible Total Totals Index: 44.90 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.70 C Cross Totals Index: 22.20 C K Index: 38.60 Risk: > 80 % chance of thunderstorms Sweat Index: 261.00 Risk: None Energy Index: -1.61 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 571.78 J/kg Max Up Vert Vel: 33.82 m/s Conv Inhibition (B-): 13.06 J/kg Cap Strength: 1.01 C Lift Cond Lev (LCL): 932.34 mb = 692.51 m = 2272.00 ft Lev Free Conv (LFC): 857.34 mb = 1423.20 m = 4669.22 ft Equ Level (EL): 217.34 mb = 12014.91 m = 39418.51 ft B at Equ Level: 570.71 J/kg Wind level data Storm motion: 211 at 7 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 1008 6 320 1 0.6 -0.8 | 24 8 -3.1 -7.0 1 1000 74 330 1 0.5 -0.9 | 25 8 -3.3 -7.1 2 925 762 160 11 -3.8 10.3 | 118 9 -7.5 4.1 3 850 1498 170 13 -2.3 12.8 | 137 9 -6.0 6.5 4 700 3148 210 7 3.5 6.1 | 53 0 -0.3 -0.2 5 500 5890 175 13 -1.1 13.0 | 144 8 -4.9 6.7 6 400 7630 60 3 -2.6 -1.5 | 39 10 -6.4 -7.8 7 300 9770 105 9 -8.7 2.3 | 72 13 -12.5 -3.9 8 250 11060 90 7 -7.0 0.0 | 60 12 -10.8 -6.3 9 200 12570 110 25 -23.5 8.6 | 95 27 -27.3 2.3 10 150 14390 120 23 -19.9 11.5 | 102 24 -23.7 5.2 11 100 16750 105 44 -42.5 11.4 | 96 47 -46.3 5.1 Wind Parameters Mean winds (0-6000m): 181.0 at 9.7 knts Storm direction: 211.0 at 7.3 knts Shear (0-3000m) pos: 1.4 neg: 2.2 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): 114.3 deg Storm rel helicity (0-3000m) pos: 9.1 neg: -14.8 tot: -5.7 m^2/s^2 ave: -1.9 10^-3 m/s^2 rel: -0.33 Storm rel vorticity (0-3000m) horiz: 5.8 stream: -1.9 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 66.42 Bulk Shear: 8.61 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 ------------------------------------------------------------------------------- 500 234 4 11 4| 0.0 7.7 7.7| 0.0 -10.5 -10.5 -21.1 -0.68| 10.4 -7.1 1000 161 7 93 6| 0.0 6.5 6.5| 1.7 -14.7 -13.0 -13.0 -0.62| 11.9 -7.4 1500 164 9 109 7| 0.7 4.3 5.0| 6.3 -14.7 -8.4 -5.6 -0.49| 8.6 -4.2 2000 168 10 118 7| 1.0 3.2 4.2| 8.4 -14.7 -6.3 -3.1 -0.40| 7.3 -2.9 2500 172 10 123 6| 1.2 2.6 3.8| 9.1 -14.7 -5.6 -2.2 -0.35| 6.4 -2.2 3000 175 10 125 6| 1.4 2.2 3.5| 9.1 -14.8 -5.7 -1.9 -0.33| 5.8 -1.9 4000 181 9 128 5| 1.0 1.8 2.9| 9.2 -14.8 -5.6 -1.4 -0.29| 4.7 -1.4 5000 183 9 132 4| 0.8 1.8 2.6| 9.2 -15.3 -6.1 -1.2 -0.28| 4.1 -1.1 6000 181 10 134 5| 0.7 1.7 2.4| 9.2 -21.0 -11.8 -2.0 -0.31| 3.8 -1.2 Wrote GIF file: /home/apache/climate/data/raob//VVNB/skewt/VVNB.skewt.20250605.00.gif