UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025060712.upa.cvt Date: 1200Z 7 JUN 25 Searching for VVNB... Searching the city database file for: VVNB ... Date:1200Z 7 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 1003 6 27.4 24.5 84 2.9 25.3 180 1 300.3 303.9 298.3 358.0 19.65 1 1000 34 28.2 24.0 78 4.2 25.1 180 1 301.4 304.9 298.2 357.7 19.11 2 975 260 28.4 21.4 66 7.0 23.3 188 5 303.7 306.8 297.4 353.3 16.68 3 925 728 26.4 22.0 77 4.4 23.2 205 13 306.3 309.7 299.0 361.3 18.28 4 912 853 26.4 20.4 70 6.0 22.1 213 12 307.5 310.7 298.4 358.2 16.77 5 850 1472 22.4 17.9 76 4.5 19.2 255 5 309.6 312.5 298.0 356.4 15.36 6 724 2854 14.2 12.8 91 1.4 13.3 259 8 315.2 317.6 297.8 355.5 12.95 7 700 3139 13.2 10.7 85 2.5 11.6 260 9 317.1 319.3 297.4 353.6 11.63 8 662 3607 10.8 5.8 71 5.0 7.7 277 8 319.5 321.2 296.1 347.4 8.78 9 642 3863 8.8 8.0 95 0.8 8.3 287 8 320.0 322.1 297.4 353.6 10.56 10 605 4354 7.2 0.2 61 7.0 3.2 306 7 323.7 324.9 295.4 344.6 6.43 11 601 4409 7.2 0.2 61 7.0 3.2 308 7 324.3 325.6 295.6 345.4 6.48 12 542 5253 2.0 -4.0 64 6.0 -1.2 340 6 327.8 328.9 295.6 345.3 5.26 13 508 5773 -1.7 -2.7 93 1.0 -2.3 0 5 329.5 330.7 296.7 350.1 6.19 14 500 5900 -2.5 -3.9 90 1.4 -3.3 5 5 330.0 331.1 296.4 349.2 5.74 15 480 6222 -4.3 -9.2 69 4.9 -6.6 24 7 331.6 332.4 295.6 345.2 3.97 16 451 6709 -8.1 -10.4 83 2.3 -9.1 54 11 332.8 333.6 295.7 346.0 3.85 17 441 6882 -9.1 -15.1 62 6.0 -11.5 64 12 333.7 334.3 295.1 343.1 2.68 18 418 7294 -11.9 -13.2 90 1.3 -12.5 89 15 335.3 336.0 295.9 346.8 3.31 19 413 7386 -12.3 -14.4 84 2.1 -13.1 95 15 335.9 336.5 295.8 346.5 3.04 20 409 7460 -11.7 -13.4 87 1.7 -12.4 100 16 337.6 338.3 296.5 349.3 3.33 21 400 7630 -12.1 -14.2 84 2.1 -13.0 110 17 339.3 339.9 296.7 350.5 3.19 22 384 7941 -14.3 -15.4 91 1.1 -14.7 114 17 340.4 341.0 296.8 351.1 3.01 23 329 9096 -21.5 -23.5 84 2.0 -22.1 127 17 345.8 346.2 297.1 352.3 1.75 24 300 9770 -26.3 -28.8 79 2.5 -26.9 135 17 348.3 348.6 297.3 352.8 1.18 25 250 11070 -35.7 -38.3 77 2.6 -36.1 120 7 353.0 353.1 297.7 355.2 0.56 26 242 11295 -37.5 -40.7 72 3.2 -37.9 124 6 353.6 353.7 297.8 355.4 0.45 27 200 12580 -48.7 -52.1 68 3.4 -48.9 145 1 355.7 355.7 298.0 356.3 0.15 28 191 12881 -51.1 -55.3 61 4.2 -51.2 135 4 356.5 356.5 298.1 357.0 0.11 29 188 12983 -51.5 -55.6 61 4.1 -51.7 131 5 357.5 357.5 298.3 358.0 0.11 30 176 13408 -54.9 -59.3 58 4.4 -55.1 116 9 358.7 358.7 298.5 359.0 0.07 31 170 13628 -56.7 -74.7 9 18.0 -56.9 108 11 359.3 359.3 298.5 359.3 0.01 32 154 14248 -61.3 -73.3 19 12.0 -61.4 86 17 361.7 361.7 299.1 361.8 0.01 33 150 14410 -62.9 -69.9 38 7.0 -63.0 80 19 361.7 361.7 299.1 361.8 0.02 34 146 14575 -64.3 -68.3 58 4.0 -64.4 79 20 362.1 362.1 299.1 362.2 0.03 35 138 14917 -67.3 -73.3 42 6.0 -67.4 76 23 362.7 362.7 299.2 362.8 0.01 36 134 15093 -68.3 -78.3 22 10.0 -68.4 74 25 364.0 364.0 299.5 364.0 0.01 37 105 16513 -79.3 -84.0 46 4.7 -79.3 62 37 369.3 369.3 300.4 369.3 0.00 38 100 16790 -78.9 -84.9 37 6.0 -78.9 60 40 375.3 375.3 301.5 375.3 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5866.00 m Freezing level: 523.62 mb = 5534.28 m = 18156.86 ft Wetbulb zero: 557.47 mb = 5022.96 m = 16479.33 ft Precipitable water: 2.70 inches Sfc-500 mean rel hum: 76.55 % Est. max temperature: 36.62 C = 97.92 F Sfc-Lift cond lev (LCL): 962.14 mb = 377.98 m = 1240.08 ft T: 27.90 C 700-500 lapse rate: 5.69 C/km ThetaE index: 13.88 C Layer 912.0- 642.0 mb Conv cond level (CCL): 793.89 mb = 2060.01 m = 6758.49 ft Mean mixing ratio: 17.56 g/kg Conv temperature: 39.11 C = 102.40 F Cap Strength: 3.70 C Lifted Index: -2.05 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.77 C Lifted Index @700 mb: 0.70 C Showalter Index: -1.70 C Risk: Thunderstorms probable Total Totals Index: 45.30 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.90 C Cross Totals Index: 20.40 C K Index: 40.30 Risk: > 80 % chance of thunderstorms Sweat Index: 229.80 Risk: None Energy Index: -1.41 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 530.11 J/kg Max Up Vert Vel: 32.56 m/s Conv Inhibition (B-): 170.59 J/kg Cap Strength: 3.70 C Lift Cond Lev (LCL): 878.51 mb = 1182.04 m = 3878.04 ft Lev Free Conv (LFC): 653.51 mb = 3714.91 m = 12187.88 ft Equ Level (EL): 603.51 mb = 4374.27 m = 14351.09 ft B at Equ Level: 23.70 J/kg Wind level data Storm motion: 288 at 5 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 6 180 1 0.0 1.0 | 118 6 -5.1 2.7 1 1000 34 180 1 0.0 1.0 | 118 6 -5.1 2.7 2 925 728 205 13 5.5 11.8 | 182 13 0.4 13.5 3 850 1472 255 5 4.8 1.3 | 175 3 -0.3 3.0 4 700 3139 260 9 8.9 1.6 | 229 5 3.8 3.3 5 500 5900 5 5 -0.4 -5.0 | 59 6 -5.5 -3.3 6 400 7630 110 17 -16.0 5.8 | 110 22 -21.1 7.5 7 300 9770 135 17 -12.0 12.0 | 129 22 -17.1 13.7 8 250 11070 120 7 -6.1 3.5 | 115 12 -11.2 5.2 9 200 12580 145 1 -0.6 0.8 | 114 6 -5.7 2.5 10 150 14410 80 19 -18.7 -3.3 | 86 24 -23.8 -1.6 11 100 16790 60 40 -34.6 -20.0 | 65 44 -39.8 -18.3 Wind Parameters Mean winds (0-6000m): 258.5 at 7.2 knts Storm direction: 288.5 at 5.4 knts Shear (0-3000m) pos: 1.5 neg: 0.0 tot: 1.5 10-3/s Storm rel Dir Shear (0-3000m): 108.4 deg Storm rel helicity (0-3000m) pos: 33.6 neg: -1.3 tot: 32.2 m^2/s^2 ave: 10.7 10^-3 m/s^2 rel: 0.52 Storm rel vorticity (0-3000m) horiz: 4.6 stream: 2.4 10^-3/s Energy-Hel index: 0.10 Bulk Rich Number: 91.36 Bulk Shear: 5.80 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 ------------------------------------------------------------------------------- 500 195 5 149 7| 8.4 0.0 8.4| 14.1 0.0 14.1 28.2 0.80| 8.6 6.9 1000 207 8 171 9| 4.8 0.0 4.8| 29.8 0.0 29.8 29.8 0.70| 8.7 6.0 1500 212 8 174 8| 1.7 0.0 1.7| 30.6 -1.3 29.2 19.5 0.47| 8.0 3.7 2000 221 7 177 7| 1.6 0.0 1.6| 31.5 -1.3 30.2 15.1 0.49| 6.3 3.1 2500 228 7 182 7| 1.5 0.0 1.5| 32.5 -1.3 31.2 12.5 0.51| 5.3 2.7 3000 235 7 188 6| 1.5 0.0 1.5| 33.6 -1.3 32.2 10.7 0.52| 4.6 2.4 4000 245 8 200 5| 1.1 0.0 1.1| 37.5 -1.3 36.2 9.1 0.57| 4.1 2.4 5000 254 8 210 4| 0.7 0.0 0.7| 41.0 -1.3 39.7 7.9 0.61| 3.8 2.3 6000 258 7 212 4| 0.6 0.0 0.6| 45.1 -1.6 43.5 7.3 0.61| 3.6 2.2 Wrote GIF file: /home/apache/climate/data/raob//VVNB/skewt/VVNB.skewt.20250607.12.gif