UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101000.upa.cvt Date: 0000Z 10 OCT 25 Searching for VV839... Searching the city database file for: VV839 ... Date:0000Z 10 OCT 25 Station: VV839 WMO ident: 48839 Latitude: 20.13 Longitude: 107.72 ------------------------------------------------------------------------------- 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 1011 12 28.0 24.2 80 3.8 25.2 55 3 300.2 303.7 298.0 356.4 19.13 1 1000 108 27.2 23.8 82 3.4 24.7 60 7 300.4 303.8 297.8 355.8 18.88 2 972 359 24.6 23.0 91 1.6 23.5 67 9 300.2 303.6 297.6 354.4 18.50 3 968 395 25.2 20.2 74 5.0 21.6 68 10 301.1 304.0 296.0 346.9 15.58 4 925 794 22.4 19.7 85 2.7 20.5 80 13 302.2 305.1 296.4 348.9 15.81 5 898 1052 21.8 14.8 64 7.0 17.1 84 14 304.2 306.4 294.2 339.5 11.87 6 850 1528 18.4 14.0 76 4.4 15.5 90 15 305.4 307.6 294.6 341.1 11.91 7 784 2217 14.4 10.9 79 3.5 12.1 90 14 308.3 310.2 294.4 340.1 10.51 8 750 2590 12.2 3.2 54 9.0 7.1 90 14 309.8 311.0 291.6 329.7 6.43 9 730 2818 13.0 -11.0 18 24.0 2.5 90 13 313.1 313.5 288.9 320.5 2.26 10 700 3170 11.6 -8.4 24 20.0 2.4 90 13 315.3 315.9 290.2 324.7 2.90 11 656 3709 9.2 -15.8 15 25.0 -0.7 93 13 318.5 318.9 290.0 324.3 1.70 12 556 5055 0.0 -13.0 37 13.0 -5.4 100 14 323.1 323.6 292.2 331.6 2.53 13 549 5157 -0.5 -15.5 31 15.0 -6.3 101 14 323.7 324.1 291.9 330.8 2.08 14 545 5215 -0.7 -5.4 70 4.7 -3.0 101 14 324.1 325.0 294.2 339.6 4.70 15 533 5392 -1.5 -11.5 46 10.0 -5.8 102 15 325.2 325.8 293.1 335.2 2.98 16 532 5407 -1.3 -13.3 40 12.0 -6.2 102 15 325.6 326.1 292.9 334.4 2.58 17 529 5452 -1.5 -10.5 50 9.0 -5.5 102 15 325.9 326.6 293.5 336.8 3.25 18 500 5900 -2.9 -24.9 16 22.0 -9.8 105 15 329.5 329.7 292.6 333.1 1.01 19 492 6028 -3.5 -34.5 7 31.0 -11.2 104 15 330.3 330.4 292.2 331.9 0.42 20 400 7630 -15.7 -34.7 18 19.0 -19.6 85 21 334.6 334.7 293.4 336.5 0.50 21 378 8052 -18.9 -45.9 7 27.0 -22.8 88 19 335.8 335.8 293.4 336.5 0.17 22 356 8494 -22.3 -41.3 16 19.0 -25.2 91 18 337.1 337.1 293.9 338.2 0.29 23 341 8809 -22.9 -35.9 29 13.0 -25.3 93 17 340.4 340.5 294.9 342.4 0.52 24 330 9048 -25.1 -34.1 43 9.0 -26.8 95 16 340.6 340.7 295.1 343.1 0.65 25 303 9659 -30.3 -39.3 41 9.0 -31.6 99 13 341.7 341.8 295.1 343.3 0.42 26 300 9730 -30.7 -40.7 37 10.0 -32.0 100 13 342.1 342.2 295.1 343.5 0.36 27 250 11000 -39.9 -50.9 30 11.0 -40.6 125 7 346.7 346.8 296.0 347.3 0.14 28 237 11364 -42.5 -58.5 16 16.0 -43.3 141 8 348.2 348.2 296.3 348.4 0.06 29 236 11393 -42.7 -58.7 16 16.0 -43.5 142 9 348.3 348.3 296.3 348.5 0.06 30 227 11655 -45.3 -61.3 15 16.0 -45.9 153 10 348.2 348.2 296.3 348.4 0.04 31 200 12490 -51.9 -63.9 22 12.0 -52.2 190 13 350.6 350.6 296.8 350.7 0.04 32 190 12820 -54.9 -61.9 42 7.0 -55.1 185 14 350.9 350.9 296.9 351.1 0.05 33 182 13094 -56.7 -69.7 18 13.0 -56.9 180 16 352.4 352.4 297.1 352.4 0.02 34 165 13708 -62.1 -70.1 34 8.0 -62.2 170 18 353.3 353.3 297.4 353.4 0.02 35 150 14290 -66.9 -78.9 17 12.0 -67.0 160 21 354.8 354.8 297.7 354.9 0.01 36 138 14790 -70.9 -81.9 18 11.0 -70.9 153 22 356.4 356.4 298.0 356.4 0.00 37 108 16219 -78.1 -85.1 31 7.0 -78.1 132 26 368.6 368.6 300.3 368.6 0.00 38 100 16660 -77.5 -85.5 26 8.0 -77.5 125 27 378.0 378.0 301.9 378.0 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5792.00 m Freezing level: 556.00 mb = 5055.30 m = 16585.42 ft Wetbulb zero: 666.51 mb = 3577.28 m = 11736.33 ft Precipitable water: 1.65 inches Sfc-500 mean rel hum: 48.72 % Est. max temperature: 32.94 C = 91.29 F Sfc-Lift cond lev (LCL): 957.27 mb = 493.16 m = 1617.97 ft T: 24.51 C 700-500 lapse rate: 5.31 C/km ThetaE index: 20.61 C Layer 784.0- 700.0 mb Conv cond level (CCL): 866.69 mb = 1359.65 m = 4460.75 ft Mean mixing ratio: 16.77 g/kg Conv temperature: 32.78 C = 91.01 F Cap Strength: 1.92 C Lifted Index: -0.17 C Risk: Thunderstorms probable Lifted Index @300 mb: -2.71 C Lifted Index @700 mb: 0.80 C Showalter Index: 3.47 C Risk: None Total Totals Index: 38.20 C Risk: None Vertical Totals Index: 21.30 C Cross Totals Index: 16.90 C K Index: 15.30 Risk: < 20 % chance of thunderstorms Sweat Index: 213.00 Risk: None Energy Index: -1.45 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 555.07 J/kg Max Up Vert Vel: 33.32 m/s Conv Inhibition (B-): 41.40 J/kg Cap Strength: 1.85 C Lift Cond Lev (LCL): 914.42 mb = 894.30 m = 2934.01 ft Lev Free Conv (LFC): 809.42 mb = 1944.83 m = 6380.60 ft Equ Level (EL): 729.42 mb = 2824.30 m = 9265.97 ft B at Equ Level: 26.84 J/kg Max Parcel Lev (MPL): 639.42 mb = 3917.65 m = 12853.02 ft Wind level data Storm motion: 122 at 10 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 1011 12 55 3 -2.5 -1.7 | 319 9 6.1 -7.1 1 1000 108 60 7 -6.1 -3.5 | 344 9 2.5 -8.9 2 925 794 80 13 -12.8 -2.3 | 29 9 -4.3 -7.6 3 850 1528 90 15 -15.0 0.0 | 50 8 -6.5 -5.4 4 700 3170 90 13 -13.0 0.0 | 40 7 -4.5 -5.4 5 500 5900 105 15 -14.5 3.9 | 76 6 -5.9 -1.5 6 400 7630 85 21 -20.9 -1.8 | 60 14 -12.4 -7.2 7 300 9730 100 13 -12.8 2.3 | 54 5 -4.3 -3.1 8 250 11000 125 7 -5.7 4.0 | 296 3 2.8 -1.4 9 200 12490 190 13 2.3 12.8 | 235 13 10.8 7.4 10 150 14290 160 21 -7.2 19.7 | 185 14 1.4 14.4 11 100 16660 125 27 -22.1 15.5 | 127 17 -13.6 10.1 Wind Parameters Mean winds (0-6000m): 92.1 at 13.4 knts Storm direction: 122.1 at 10.1 knts Shear (0-3000m) pos: 2.1 neg: 0.2 tot: 2.3 10-3/s Storm rel Dir Shear (0-3000m): 81.6 deg Storm rel helicity (0-3000m) pos: 32.8 neg: -2.4 tot: 30.4 m^2/s^2 ave: 10.1 10^-3 m/s^2 rel: 0.81 Storm rel vorticity (0-3000m) horiz: 2.7 stream: 2.2 10^-3/s Energy-Hel index: 0.11 Bulk Rich Number: 81.63 Bulk Shear: 6.80 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 66 8 352 9| 7.9 0.0 7.9| 19.0 0.0 19.0 37.9 1.00| 8.2 8.2 1000 75 10 9 8| 5.7 0.0 5.7| 27.9 0.0 27.9 27.9 1.00| 6.1 6.1 1500 80 12 21 8| 4.3 0.0 4.3| 32.8 0.0 32.8 21.9 1.00| 4.8 4.8 2000 83 12 28 8| 3.1 0.0 3.1| 32.8 -0.7 32.1 16.1 0.94| 3.8 3.5 2500 84 13 32 8| 2.5 0.1 2.6| 32.8 -1.6 31.2 12.5 0.87| 3.1 2.7 3000 85 13 34 8| 2.1 0.2 2.3| 32.8 -2.4 30.4 10.1 0.81| 2.7 2.2 4000 87 13 36 7| 1.6 0.2 1.8| 34.8 -2.6 32.2 8.1 0.81| 2.2 1.8 5000 89 13 40 7| 1.4 0.1 1.5| 37.3 -2.6 34.7 6.9 0.82| 1.9 1.6 6000 92 13 45 7| 1.3 0.1 1.4| 39.6 -2.8 36.8 6.1 0.81| 1.8 1.4 Wrote GIF file: /home/apache/climate/data/raob//VV839/skewt/VV839.skewt.20251010.00.gif