UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025062312.upa.cvt Date: 1200Z 23 JUN 25 Searching for VVNB... Searching the city database file for: VVNB ... Date:1200Z 23 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 1002 6 31.6 25.6 71 6.0 27.0 125 5 304.6 308.5 300.1 367.6 21.05 1 1000 20 31.4 25.4 71 6.0 26.9 125 5 304.5 308.4 300.0 366.9 20.84 2 926 707 25.0 23.4 91 1.6 23.8 135 15 304.8 308.5 299.5 364.5 19.93 3 925 717 25.0 23.4 91 1.6 23.8 135 15 304.9 308.6 299.6 364.7 19.96 4 862 1336 22.2 16.2 69 6.0 18.1 181 10 308.2 310.7 296.4 349.2 13.56 5 850 1458 22.0 14.0 60 8.0 16.6 190 9 309.2 311.4 295.6 345.4 11.91 6 836 1603 22.2 12.2 53 10.0 15.5 190 9 310.9 312.9 295.2 343.8 10.74 7 731 2754 14.0 9.4 74 4.6 11.0 194 12 314.1 316.0 295.7 345.7 10.19 8 700 3120 12.8 5.8 62 7.0 8.5 195 13 316.7 318.3 295.0 342.8 8.29 9 658 3638 10.8 0.8 50 10.0 5.1 201 13 320.1 321.3 294.3 339.9 6.17 10 513 5666 -2.1 -5.7 76 3.6 -3.9 227 11 328.1 329.0 295.4 344.4 4.88 11 500 5870 -2.9 -10.9 54 8.0 -6.4 230 11 329.5 330.2 294.5 340.8 3.33 12 498 5902 -3.1 -11.1 54 8.0 -6.6 228 11 329.6 330.3 294.5 340.9 3.29 13 485 6111 -4.5 -8.2 75 3.7 -6.2 212 11 330.4 331.3 295.5 344.8 4.25 14 467 6409 -5.9 -18.9 35 13.0 -10.6 189 10 332.3 332.6 294.0 338.8 1.84 15 462 6493 -6.5 -14.5 53 8.0 -9.7 182 10 332.5 333.1 294.8 341.9 2.69 16 458 6561 -6.7 -19.7 35 13.0 -11.3 177 10 333.1 333.5 294.1 339.3 1.75 17 455 6612 -7.3 -11.5 72 4.2 -9.1 173 10 333.0 333.7 295.5 345.0 3.49 18 442 6838 -9.1 -11.9 80 2.8 -10.3 155 10 333.5 334.2 295.6 345.5 3.48 19 431 7033 -10.1 -12.6 82 2.5 -11.2 140 10 334.6 335.3 295.8 346.3 3.37 20 430 7051 -9.9 -11.7 87 1.8 -10.7 139 10 335.1 335.9 296.1 347.7 3.63 21 423 7178 -8.9 -12.9 73 4.0 -10.6 129 10 338.0 338.7 296.5 349.7 3.35 22 421 7215 -9.1 -12.8 74 3.7 -10.7 126 9 338.2 338.9 296.7 350.1 3.40 23 412 7382 -9.7 -32.7 13 23.0 -15.4 113 9 339.5 339.6 294.7 341.8 0.59 24 408 7457 -10.5 -15.0 69 4.5 -12.3 107 9 339.4 340.0 296.6 349.8 2.93 25 400 7610 -11.1 -16.1 67 5.0 -13.0 95 9 340.6 341.1 296.7 350.3 2.72 26 398 7648 -11.3 -21.3 43 10.0 -14.7 94 9 340.8 341.2 296.0 347.2 1.75 27 395 7706 -11.9 -16.9 66 5.0 -13.8 94 9 340.7 341.3 296.6 350.0 2.58 28 378 8041 -14.7 -18.0 76 3.3 -15.9 89 9 341.4 341.9 296.7 350.2 2.46 29 353 8555 -17.9 -26.9 45 9.0 -20.3 82 8 343.8 344.0 296.3 348.3 1.20 30 341 8813 -19.9 -23.1 76 3.2 -20.8 78 8 344.5 344.9 296.8 351.0 1.75 31 332 9011 -20.9 -25.9 64 5.0 -22.2 76 8 345.8 346.1 296.8 351.0 1.40 32 322 9236 -22.9 -30.9 48 8.0 -24.7 72 7 346.0 346.2 296.5 349.5 0.90 33 319 9304 -23.3 -27.1 71 3.8 -24.3 71 7 346.4 346.7 296.9 351.3 1.30 34 311 9489 -24.7 -27.6 77 2.9 -25.4 69 7 347.0 347.3 297.0 351.8 1.27 35 300 9750 -26.9 -28.5 86 1.6 -27.3 65 7 347.5 347.7 297.1 352.1 1.22 36 287 10068 -29.5 -30.5 91 1.0 -29.7 63 10 348.2 348.4 297.1 352.2 1.05 37 273 10424 -31.9 -36.1 66 4.2 -32.6 60 14 349.7 349.9 297.1 352.3 0.64 38 250 11040 -36.5 -38.9 78 2.4 -36.8 55 21 351.8 351.9 297.5 353.9 0.53 39 249 11068 -36.7 -38.8 81 2.1 -37.0 55 21 351.9 352.0 297.5 354.0 0.53 40 231 11584 -40.7 -44.5 67 3.8 -41.1 55 23 353.5 353.5 297.7 354.8 0.32 41 200 12550 -49.1 -53.0 64 3.9 -49.3 55 27 355.0 355.0 297.8 355.6 0.14 42 161 13935 -61.1 -68.1 39 7.0 -61.2 36 27 357.5 357.5 298.2 357.6 0.02 43 153 14249 -63.9 -68.7 52 4.8 -64.0 32 27 358.0 358.0 298.3 358.1 0.02 44 150 14370 -64.7 -69.5 51 4.8 -64.8 30 27 358.6 358.6 298.4 358.7 0.02 45 120 15695 -74.7 -79.7 46 5.0 -74.7 41 32 363.9 363.9 299.5 363.9 0.01 46 100 16740 -79.3 -84.0 46 4.7 -79.3 50 36 374.5 374.5 301.4 374.5 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5850.00 m Freezing level: 536.60 mb = 5335.90 m = 17506.03 ft Wetbulb zero: 575.77 mb = 4725.61 m = 15503.77 ft Precipitable water: 2.37 inches Sfc-500 mean rel hum: 66.54 % Est. max temperature: 36.05 C = 96.88 F Sfc-Lift cond lev (LCL): 919.38 mb = 770.46 m = 2527.72 ft T: 24.76 C 700-500 lapse rate: 5.71 C/km ThetaE index: 20.86 C Layer 862.0- 731.0 mb Conv cond level (CCL): 865.45 mb = 1300.72 m = 4267.39 ft Mean mixing ratio: 19.99 g/kg Conv temperature: 35.00 C = 95.00 F Cap Strength: 1.79 C Lifted Index: -4.71 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -5.88 C Lifted Index @700 mb: -1.46 C Showalter Index: 1.77 C Risk: Showers probable Total Totals Index: 41.80 C Risk: None Vertical Totals Index: 24.90 C Cross Totals Index: 16.90 C K Index: 31.90 Risk: 60-80 % chance of thunderstorms Sweat Index: 197.00 Risk: None Energy Index: -0.83 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2187.56 J/kg Max Up Vert Vel: 66.14 m/s Conv Inhibition (B-): 41.94 J/kg Cap Strength: 1.72 C Lift Cond Lev (LCL): 905.04 mb = 908.35 m = 2980.12 ft Lev Free Conv (LFC): 780.04 mb = 2197.09 m = 7208.23 ft Equ Level (EL): 110.04 mb = 16191.91 m = 53122.41 ft B at Equ Level: 2129.58 J/kg Wind level data Storm motion: 223 at 9 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 1002 6 125 5 -4.1 2.9 | 71 11 -10.0 -3.4 1 1000 20 125 5 -4.1 2.9 | 71 11 -10.0 -3.4 2 925 717 135 15 -10.6 10.6 | 105 17 -16.5 4.3 3 850 1458 190 9 1.6 8.9 | 121 5 -4.3 2.6 4 700 3120 195 13 3.4 12.6 | 158 7 -2.5 6.3 5 500 5870 230 11 8.4 7.1 | 252 3 2.5 0.8 6 400 7610 95 9 -9.0 0.8 | 70 16 -14.9 -5.5 7 300 9750 65 7 -6.3 -3.0 | 53 15 -12.2 -9.2 8 250 11040 55 21 -17.2 -12.0 | 52 29 -23.1 -18.3 9 200 12550 55 27 -22.1 -15.5 | 52 35 -28.0 -21.7 10 150 14370 30 27 -13.5 -23.4 | 33 35 -19.4 -29.6 11 100 16740 50 36 -27.6 -23.1 | 49 45 -33.5 -29.4 Wind Parameters Mean winds (0-6000m): 193.3 at 11.5 knts Storm direction: 223.3 at 8.6 knts Shear (0-3000m) pos: 2.0 neg: 0.0 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): 84.9 deg Storm rel helicity (0-3000m) pos: 47.4 neg: -0.1 tot: 47.3 m^2/s^2 ave: 15.8 10^-3 m/s^2 rel: 0.57 Storm rel vorticity (0-3000m) horiz: 4.6 stream: 2.6 10^-3/s Energy-Hel index: 0.60 Bulk Rich Number: 142.90 Bulk Shear: 15.31 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 ------------------------------------------------------------------------------- 500 130 8 86 12| 7.2 0.0 7.2| 18.4 0.0 18.4 36.8 0.79| 7.3 5.7 1000 137 11 98 14| 4.5 0.0 4.5| 39.0 0.0 39.0 39.0 0.68| 8.1 5.5 1500 146 11 103 12| 2.9 0.0 2.9| 42.4 -0.1 42.2 28.2 0.51| 7.9 4.1 2000 156 11 109 11| 2.4 0.0 2.4| 44.0 -0.1 43.9 21.9 0.54| 6.2 3.3 2500 164 11 115 10| 2.2 0.0 2.2| 45.7 -0.1 45.5 18.2 0.56| 5.2 2.9 3000 171 11 120 9| 2.0 0.0 2.0| 47.4 -0.1 47.3 15.8 0.57| 4.6 2.6 4000 179 11 130 8| 1.6 0.0 1.6| 50.4 -0.1 50.3 12.6 0.58| 3.8 2.2 5000 187 11 139 7| 1.3 0.0 1.3| 52.6 -0.1 52.5 10.5 0.60| 3.3 2.0 6000 193 11 146 6| 1.1 0.1 1.2| 54.1 -1.2 52.8 8.8 0.54| 3.1 1.7 Wrote GIF file: /home/apache/climate/data/raob//VVNB/skewt/VVNB.skewt.20250623.12.gif