UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101700.upa.cvt Date: 0000Z 17 OCT 25 Searching for VVVH... Searching the city database file for: VVVH ... Date:0000Z 17 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 26.2 25.0 93 1.2 25.3 330 1 298.3 302.0 298.1 356.9 20.08 1 1000 111 25.4 24.5 95 0.9 24.7 345 3 298.5 302.1 297.9 356.0 19.71 2 958 489 23.2 23.2 100 0.0 23.2 24 10 300.0 303.5 297.8 355.7 19.01 3 925 796 21.6 21.6 100 0.0 21.6 55 15 301.4 304.7 297.5 353.9 17.83 4 850 1528 18.2 16.3 89 1.9 16.9 70 13 305.2 307.8 295.9 346.6 13.85 5 757 2515 13.0 13.0 100 0.0 13.0 91 14 309.9 312.2 296.2 348.0 12.54 6 754 2549 13.4 13.4 100 0.0 13.4 92 14 310.7 313.1 296.7 350.1 12.93 7 706 3100 8.6 8.0 96 0.6 8.2 103 15 311.2 313.1 294.5 340.7 9.58 8 700 3171 9.4 5.1 74 4.3 6.9 105 15 312.9 314.4 293.7 337.4 7.90 9 698 3195 9.8 3.8 66 6.0 6.3 105 15 313.6 315.0 293.3 336.1 7.22 10 682 3387 9.2 1.2 57 8.0 4.8 107 14 315.0 316.2 292.9 334.4 6.13 11 635 3976 5.6 0.8 71 4.8 2.9 111 13 317.4 318.6 293.7 337.8 6.40 12 550 5142 0.0 -13.0 37 13.0 -5.4 119 9 324.1 324.6 292.4 332.7 2.55 13 529 5453 -1.9 -10.9 50 9.0 -5.8 122 8 325.4 326.1 293.3 336.0 3.15 14 525 5513 -1.9 -16.9 31 15.0 -7.5 122 8 326.1 326.5 292.5 332.8 1.94 15 524 5529 -2.1 -17.1 31 15.0 -7.7 122 8 326.1 326.5 292.4 332.7 1.91 16 500 5900 -4.9 -18.9 32 14.0 -9.8 125 7 327.1 327.4 292.5 333.0 1.72 17 460 6546 -10.7 -19.7 48 9.0 -13.6 108 11 327.7 328.1 292.7 333.8 1.74 18 443 6834 -12.9 -16.5 74 3.6 -14.2 101 14 328.5 329.0 293.5 336.7 2.38 19 441 6868 -12.7 -14.5 86 1.8 -13.4 100 14 329.2 329.7 294.0 338.8 2.82 20 430 7061 -12.3 -35.3 13 23.0 -17.2 95 15 332.1 332.2 292.7 333.7 0.44 21 400 7610 -14.3 -45.3 5 31.0 -19.3 80 19 336.4 336.4 293.6 337.1 0.17 22 379 8019 -15.7 -41.7 9 26.0 -20.3 74 20 339.8 339.8 294.5 340.8 0.26 23 356 8489 -18.9 -44.9 8 26.0 -22.9 68 22 341.6 341.7 294.9 342.4 0.20 24 336 8918 -22.7 -42.7 14 20.0 -25.7 62 24 342.1 342.2 295.1 343.2 0.26 25 326 9139 -24.5 -46.5 11 22.0 -27.3 59 25 342.6 342.7 295.1 343.3 0.18 26 316 9366 -26.5 -37.5 35 11.0 -28.3 55 26 342.9 343.0 295.4 344.8 0.48 27 313 9435 -26.7 -48.7 11 22.0 -29.2 54 26 343.6 343.6 295.3 344.2 0.15 28 300 9740 -29.3 -49.3 13 20.0 -31.4 50 27 344.1 344.1 295.4 344.7 0.14 29 250 11010 -40.1 -54.1 21 14.0 -40.9 55 23 346.4 346.5 295.9 346.9 0.10 30 232 11515 -44.3 -58.3 20 14.0 -44.9 28 20 347.6 347.6 296.1 347.8 0.06 31 213 12081 -49.5 -59.5 30 10.0 -49.8 358 16 348.1 348.1 296.3 348.3 0.06 32 202 12426 -52.1 -60.1 38 8.0 -52.4 339 13 349.3 349.3 296.5 349.5 0.06 33 200 12490 -52.7 -60.7 37 8.0 -52.9 335 13 349.3 349.3 296.5 349.5 0.05 34 193 12718 -54.7 -58.4 63 3.7 -54.8 333 13 349.7 349.7 296.6 350.0 0.07 35 162 13813 -63.5 -72.5 28 9.0 -63.6 324 14 352.8 352.8 297.3 352.9 0.01 36 150 14280 -67.5 -74.5 36 7.0 -67.5 320 15 353.8 353.8 297.4 353.9 0.01 37 129 15174 -73.7 -77.8 53 4.1 -73.7 14 16 358.3 358.3 298.4 358.3 0.01 38 121 15547 -74.7 -81.7 33 7.0 -74.7 37 16 363.1 363.1 299.3 363.1 0.00 39 112 15994 -77.1 -80.9 54 3.8 -77.1 64 16 366.7 366.7 299.9 366.7 0.01 40 104 16417 -78.7 -83.7 44 5.0 -78.7 91 17 371.5 371.5 300.8 371.5 0.00 41 100 16640 -79.5 -85.5 36 6.0 -79.5 105 17 374.1 374.1 301.3 374.1 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5789.00 m Freezing level: 550.00 mb = 5141.65 m = 16868.73 ft Wetbulb zero: 604.87 mb = 4370.54 m = 14338.88 ft Precipitable water: 2.28 inches Sfc-500 mean rel hum: 74.89 % Est. max temperature: 32.47 C = 90.45 F Sfc-Lift cond lev (LCL): 995.00 mb = 155.20 m = 509.17 ft T: 25.14 C 700-500 lapse rate: 5.24 C/km ThetaE index: 15.78 C Layer 706.0- 635.0 mb Conv cond level (CCL): 954.39 mb = 522.19 m = 1713.21 ft Mean mixing ratio: 18.85 g/kg Conv temperature: 28.04 C = 82.47 F Cap Strength: 0.04 C Lifted Index: -3.81 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.77 C Lifted Index @700 mb: -2.63 C Showalter Index: -0.70 C Risk: Thunderstorms probable Total Totals Index: 44.30 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.10 C Cross Totals Index: 21.20 C K Index: 35.10 Risk: > 80 % chance of thunderstorms Sweat Index: 228.60 Risk: None Energy Index: -2.62 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1584.07 J/kg Max Up Vert Vel: 56.29 m/s Conv Inhibition (B-): 0.01 J/kg Cap Strength: 0.04 C Lift Cond Lev (LCL): 957.30 mb = 495.51 m = 1625.66 ft Lev Free Conv (LFC): 952.30 mb = 541.35 m = 1776.05 ft Equ Level (EL): 142.30 mb = 14592.29 m = 47874.40 ft B at Equ Level: 1583.16 J/kg Wind level data Storm motion: 122 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 6 330 1 0.5 -0.9 | 305 10 7.9 -5.6 1 1000 111 345 3 0.8 -2.9 | 313 11 8.2 -7.6 2 925 796 55 15 -12.3 -8.6 | 20 14 -4.8 -13.3 3 850 1528 70 13 -12.2 -4.4 | 28 10 -4.8 -9.1 4 700 3171 105 15 -14.5 3.9 | 83 7 -7.0 -0.8 5 500 5900 125 7 -5.7 4.0 | 292 2 1.7 -0.7 6 400 7610 80 19 -18.7 -3.3 | 55 14 -11.3 -8.0 7 300 9740 50 27 -20.7 -17.4 | 31 26 -13.2 -22.1 8 250 11010 55 23 -18.8 -13.2 | 33 21 -11.4 -17.9 9 200 12490 335 13 5.5 -11.8 | 322 21 12.9 -16.5 10 150 14280 320 15 9.6 -11.5 | 313 24 17.1 -16.2 11 100 16640 105 17 -16.4 4.4 | 88 9 -9.0 -0.3 Wind Parameters Mean winds (0-6000m): 92.3 at 11.7 knts Storm direction: 122.3 at 8.8 knts Shear (0-3000m) pos: 2.7 neg: 0.0 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 131.0 deg Storm rel helicity (0-3000m) pos: 82.7 neg: 0.0 tot: 82.7 m^2/s^2 ave: 27.6 10^-3 m/s^2 rel: 0.86 Storm rel vorticity (0-3000m) horiz: 5.2 stream: 4.5 10^-3/s Energy-Hel index: 0.71 Bulk Rich Number: 83.96 Bulk Shear: 18.87 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 14 6 329 12| 9.7 0.0 9.7| 30.4 0.0 30.4 60.7 0.88| 10.7 9.4 1000 48 9 358 11| 7.4 0.0 7.4| 62.9 0.0 62.9 62.9 0.90| 10.2 9.2 1500 55 11 8 11| 4.5 0.0 4.5| 66.1 0.0 66.1 44.1 0.84| 7.8 6.5 2000 61 11 14 11| 3.6 0.0 3.6| 71.8 0.0 71.8 35.9 0.84| 6.5 5.4 2500 67 12 21 10| 3.0 0.0 3.0| 77.3 0.0 77.3 30.9 0.85| 5.7 4.8 3000 73 12 28 9| 2.7 0.0 2.7| 82.7 0.0 82.7 27.6 0.86| 5.2 4.5 4000 83 13 39 8| 1.7 0.0 1.7| 85.1 0.0 85.1 21.3 0.80| 4.4 3.5 5000 88 12 45 7| 1.1 0.0 1.1| 85.1 -0.1 85.1 17.0 0.73| 3.9 2.8 6000 92 12 45 6| 0.7 0.0 0.7| 85.2 -0.2 85.0 14.2 0.64| 3.5 2.3 Wrote GIF file: /home/apache/climate/data/raob//VVVH/skewt/VVVH.skewt.20251017.00.gif