UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101600.upa.cvt Date: 0000Z 16 OCT 25 Searching for VVVH... Searching the city database file for: VVVH ... Date:0000Z 16 OCT 25 Station: VVVH WMO ident: 48845 Latitude: 18.70 Longitude: 105.67 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 1012 6 25.8 24.3 91 1.5 24.7 285 1 297.9 301.4 297.4 353.9 19.23 1 1000 109 25.0 23.4 91 1.6 23.9 320 7 298.1 301.5 297.0 351.7 18.41 2 925 793 21.8 20.3 91 1.5 20.8 20 9 301.6 304.6 296.6 350.0 16.42 3 893 1099 19.6 19.4 99 0.2 19.5 39 10 302.4 305.3 296.6 349.9 16.08 4 850 1525 17.6 16.7 94 0.9 17.0 65 11 304.6 307.2 296.0 347.0 14.21 5 740 2699 11.8 6.8 71 5.0 8.8 76 12 310.6 312.2 293.4 336.4 8.41 6 720 2929 10.4 9.0 91 1.4 9.5 78 13 311.5 313.4 294.9 342.4 10.07 7 706 3093 11.0 6.0 71 5.0 8.0 79 13 313.9 315.5 294.3 339.9 8.34 8 700 3164 10.6 5.6 71 5.0 7.6 80 13 314.2 315.8 294.3 339.7 8.18 9 686 3332 10.6 3.6 62 7.0 6.5 82 13 316.0 317.4 294.0 338.9 7.24 10 630 4037 6.6 -3.4 49 10.0 1.4 88 13 319.3 320.2 292.9 334.6 4.73 11 596 4490 3.0 -8.0 44 11.0 -2.1 92 13 320.2 320.9 292.2 331.7 3.51 12 568 4878 -0.3 -9.3 51 9.0 -4.3 96 13 320.8 321.4 292.2 331.7 3.33 13 562 4963 -0.7 -6.7 64 6.0 -3.6 96 13 321.3 322.1 293.0 334.8 4.12 14 537 5326 -2.5 -11.5 50 9.0 -6.3 100 13 323.3 323.9 292.6 333.2 2.95 15 515 5657 -4.7 -4.7 100 0.0 -4.7 103 13 324.6 325.6 294.7 341.8 5.25 16 514 5672 -4.9 -5.2 98 0.3 -5.1 103 13 324.5 325.5 294.6 341.1 5.06 17 509 5749 -4.5 -6.1 89 1.6 -5.3 104 13 325.9 326.8 294.7 341.7 4.77 18 507 5780 -3.7 -12.7 50 9.0 -7.4 104 13 327.2 327.8 293.6 336.9 2.84 19 500 5890 -4.3 -12.3 54 8.0 -7.7 105 13 327.8 328.4 293.8 337.9 2.98 20 498 5922 -4.5 -11.5 58 7.0 -7.5 105 13 327.9 328.6 294.0 338.7 3.19 21 489 6065 -5.1 -22.1 25 17.0 -10.6 104 13 328.9 329.2 292.7 333.6 1.33 22 472 6341 -7.1 -31.1 13 24.0 -13.2 102 14 329.8 329.9 292.3 332.0 0.60 23 468 6408 -6.7 -26.7 19 20.0 -12.5 102 14 331.1 331.3 292.9 334.4 0.92 24 461 6525 -7.9 -17.9 44 10.0 -11.5 101 14 331.0 331.4 293.9 338.1 2.03 25 455 6626 -8.7 -22.7 31 14.0 -13.1 101 15 331.2 331.5 293.3 336.1 1.36 26 448 6746 -9.3 -20.3 40 11.0 -13.0 100 15 332.0 332.3 293.8 338.0 1.70 27 443 6833 -10.3 -14.7 70 4.4 -12.0 100 15 331.8 332.3 294.6 341.3 2.76 28 424 7169 -12.7 -14.9 84 2.2 -13.5 98 16 332.9 333.5 295.0 342.7 2.84 29 400 7610 -15.9 -16.7 94 0.8 -16.2 95 17 334.3 334.9 295.1 343.4 2.59 30 395 7705 -16.5 -17.0 96 0.5 -16.7 95 17 334.7 335.3 295.2 343.7 2.56 31 393 7743 -17.1 -19.9 79 2.8 -18.0 96 17 334.4 334.9 294.7 341.6 2.01 32 391 7781 -17.3 -17.3 100 0.0 -17.3 96 18 334.7 335.2 295.1 343.5 2.52 33 377 8054 -18.7 -19.0 97 0.3 -18.8 97 19 336.3 336.8 295.4 344.4 2.26 34 371 8174 -19.9 -29.9 41 10.0 -22.2 98 19 336.3 336.5 294.2 339.5 0.86 35 364 8315 -19.3 -54.3 3 35.0 -23.4 98 20 338.9 338.9 294.1 339.2 0.07 36 348 8649 -21.5 -46.5 9 25.0 -24.9 100 21 340.3 340.4 294.6 341.0 0.17 37 345 8713 -21.9 -36.9 24 15.0 -24.6 100 21 340.6 340.7 294.9 342.5 0.47 38 344 8734 -22.3 -23.0 94 0.7 -22.5 100 21 340.4 340.7 295.9 346.7 1.75 39 334 8951 -23.1 -29.1 58 6.0 -24.5 101 22 342.2 342.4 295.7 346.0 1.03 40 333 8973 -22.7 -39.7 20 17.0 -25.5 101 22 343.0 343.1 295.4 344.4 0.36 41 329 9061 -23.1 -48.1 8 25.0 -26.3 102 22 343.6 343.7 295.3 344.3 0.15 42 300 9730 -29.1 -50.1 11 21.0 -31.2 105 25 344.4 344.4 295.5 344.9 0.13 43 262 10679 -37.1 -56.1 12 19.0 -38.3 98 25 346.2 346.2 295.8 346.5 0.07 44 250 11000 -40.1 -52.1 27 12.0 -40.9 95 25 346.4 346.5 296.0 347.0 0.12 45 241 11249 -42.5 -52.5 33 10.0 -43.1 93 23 346.5 346.5 296.0 347.0 0.12 46 239 11305 -42.9 -50.9 41 8.0 -43.4 92 23 346.7 346.8 296.0 347.3 0.15 47 237 11362 -43.1 -48.1 58 5.0 -43.5 91 22 347.3 347.3 296.2 348.1 0.21 48 228 11621 -45.3 -55.3 32 10.0 -45.8 89 20 347.8 347.8 296.2 348.2 0.09 49 200 12480 -53.1 -56.4 67 3.3 -53.2 80 13 348.7 348.7 296.4 349.1 0.09 50 150 14270 -68.9 -73.8 49 4.9 -68.9 70 13 351.4 351.4 297.0 351.4 0.01 51 148 14350 -69.5 -74.2 50 4.7 -69.5 70 13 351.7 351.7 297.0 351.8 0.01 52 126 15300 -73.7 -78.5 48 4.8 -73.7 74 18 360.7 360.7 298.8 360.7 0.01 53 119 15632 -75.3 -83.3 28 8.0 -75.3 76 20 363.7 363.7 299.4 363.7 0.00 54 100 16630 -79.3 -84.3 43 5.0 -79.3 80 25 374.5 374.5 301.4 374.5 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5781.00 m Freezing level: 570.55 mb = 4842.59 m = 15887.57 ft Wetbulb zero: 616.21 mb = 4217.80 m = 13837.74 ft Precipitable water: 2.19 inches Sfc-500 mean rel hum: 73.12 % Est. max temperature: 31.85 C = 89.32 F Sfc-Lift cond lev (LCL): 990.63 mb = 191.63 m = 628.68 ft T: 24.61 C 700-500 lapse rate: 5.47 C/km ThetaE index: 17.44 C Layer 1000.0- 720.0 mb Conv cond level (CCL): 914.50 mb = 892.26 m = 2927.34 ft Mean mixing ratio: 17.44 g/kg Conv temperature: 29.74 C = 85.52 F Cap Strength: 0.92 C Lifted Index: -1.74 C Risk: Thunderstorms probable Lifted Index @300 mb: -1.29 C Lifted Index @700 mb: -0.26 C Showalter Index: -0.22 C Risk: Thunderstorms probable Total Totals Index: 42.90 C Risk: None Vertical Totals Index: 21.90 C Cross Totals Index: 21.00 C K Index: 33.60 Risk: 60-80 % chance of thunderstorms Sweat Index: 235.40 Risk: None Energy Index: -1.81 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 713.03 J/kg Max Up Vert Vel: 37.76 m/s Conv Inhibition (B-): 7.65 J/kg Cap Strength: 0.92 C Lift Cond Lev (LCL): 940.76 mb = 644.74 m = 2115.26 ft Lev Free Conv (LFC): 895.76 mb = 1072.25 m = 3517.83 ft Equ Level (EL): 685.76 mb = 3335.24 m = 10942.25 ft B at Equ Level: 64.02 J/kg Wind level data Storm motion: 108 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 1012 6 285 1 1.0 -0.3 | 287 10 9.3 -2.9 1 1000 109 320 7 4.5 -5.4 | 302 15 12.9 -8.0 2 925 793 20 9 -3.1 -8.5 | 335 12 5.3 -11.1 3 850 1525 65 11 -10.0 -4.6 | 12 7 -1.6 -7.3 4 700 3164 80 13 -12.8 -2.3 | 42 7 -4.4 -4.9 5 500 5890 105 13 -12.6 3.4 | 100 4 -4.2 0.7 6 400 7610 95 17 -16.9 1.5 | 82 9 -8.6 -1.2 7 300 9730 105 25 -24.1 6.5 | 104 16 -15.8 3.8 8 250 11000 95 25 -24.9 2.2 | 88 17 -16.5 -0.5 9 200 12480 80 13 -12.8 -2.3 | 42 7 -4.4 -4.9 10 150 14270 70 13 -12.2 -4.4 | 29 8 -3.9 -7.1 11 100 16630 80 25 -24.6 -4.3 | 67 18 -16.3 -7.0 Wind Parameters Mean winds (0-6000m): 77.6 at 11.7 knts Storm direction: 107.6 at 8.8 knts Shear (0-3000m) pos: 2.4 neg: 0.0 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): 111.6 deg Storm rel helicity (0-3000m) pos: 63.2 neg: 0.0 tot: 63.2 m^2/s^2 ave: 21.1 10^-3 m/s^2 rel: 0.80 Storm rel vorticity (0-3000m) horiz: 4.5 stream: 3.6 10^-3/s Energy-Hel index: 0.26 Bulk Rich Number: 25.02 Bulk Shear: 28.50 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 ------------------------------------------------------------------------------- 500 336 7 309 14| 8.1 0.0 8.1| 28.0 0.0 28.0 55.9 0.71| 11.3 8.0 1000 1 8 322 13| 5.1 0.0 5.1| 45.7 0.0 45.7 45.7 0.77| 8.8 6.7 1500 22 9 334 12| 4.0 0.0 4.0| 56.8 0.0 56.8 37.8 0.77| 7.8 6.0 2000 37 9 345 10| 3.2 0.0 3.2| 59.1 0.0 59.1 29.5 0.78| 6.2 4.8 2500 47 10 353 9| 2.7 0.0 2.7| 61.1 0.0 61.1 24.4 0.79| 5.2 4.1 3000 54 10 360 9| 2.4 0.0 2.4| 63.2 0.0 63.2 21.1 0.80| 4.5 3.6 4000 64 11 11 8| 1.8 0.0 1.8| 66.1 0.0 66.1 16.5 0.80| 3.7 2.9 5000 71 11 21 7| 1.4 0.0 1.4| 68.6 0.0 68.6 13.7 0.81| 3.1 2.5 6000 78 12 31 6| 1.2 0.0 1.2| 70.7 -0.1 70.6 11.8 0.81| 2.8 2.3 Wrote GIF file: /home/apache/climate/data/raob//VVVH/skewt/VVVH.skewt.20251016.00.gif