UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102900.upa.cvt Date: 0000Z 29 OCT 25 Searching for VV839... Searching the city database file for: VV839 ... Date:0000Z 29 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 1016 4 24.4 19.4 74 5.0 20.9 30 1 296.2 298.7 293.5 336.8 14.09 1 1000 142 23.2 18.4 74 4.8 19.9 30 23 296.4 298.8 293.1 335.1 13.43 2 940 679 18.0 17.4 96 0.6 17.6 54 20 296.3 298.8 293.0 335.0 13.42 3 925 817 17.8 17.3 97 0.5 17.5 60 19 297.5 300.0 293.5 336.8 13.55 4 914 920 17.6 17.2 98 0.4 17.4 66 19 298.3 300.8 293.8 337.9 13.63 5 851 1532 16.4 16.4 100 0.0 16.4 104 21 303.2 305.8 295.4 344.5 13.92 6 850 1542 16.2 16.2 100 0.0 16.2 105 21 303.1 305.7 295.3 343.9 13.76 7 762 2466 11.2 11.0 99 0.2 11.1 113 15 307.3 309.4 294.4 340.2 10.89 8 733 2791 11.0 8.2 83 2.8 9.3 116 13 310.5 312.3 294.1 339.2 9.35 9 700 3175 7.8 7.1 95 0.7 7.4 120 11 311.1 312.8 294.1 339.1 9.08 10 687 3330 7.2 6.7 97 0.5 6.9 116 11 312.1 313.8 294.3 339.9 9.00 11 661 3649 8.2 3.2 71 5.0 5.3 106 11 316.7 318.1 294.3 339.8 7.31 12 608 4336 4.0 0.2 76 3.8 1.9 86 10 319.5 320.8 294.3 340.1 6.40 13 598 4471 5.0 -9.0 36 14.0 -1.4 83 10 322.2 322.8 292.5 333.0 3.24 14 541 5283 -0.5 -9.5 51 9.0 -4.6 59 9 325.0 325.7 293.4 336.5 3.44 15 524 5538 -1.9 -22.9 18 21.0 -8.7 51 9 326.3 326.5 291.8 330.4 1.16 16 513 5707 -3.5 -13.5 46 10.0 -7.5 46 9 326.4 326.9 293.2 335.3 2.63 17 507 5800 -3.9 -23.9 19 20.0 -10.1 43 9 327.0 327.2 291.9 330.9 1.09 18 505 5831 -3.9 -14.9 42 11.0 -8.2 42 9 327.4 327.8 293.2 335.5 2.38 19 500 5910 -4.5 -13.5 49 9.0 -8.2 40 9 327.6 328.1 293.5 336.8 2.70 20 484 6165 -5.3 -15.3 45 10.0 -9.2 47 8 329.6 330.1 293.8 337.9 2.40 21 483 6181 -5.3 -16.3 42 11.0 -9.5 47 8 329.8 330.3 293.7 337.5 2.22 22 477 6279 -4.7 -20.7 27 16.0 -10.2 49 8 331.7 332.1 293.6 337.2 1.54 23 466 6462 -5.3 -26.3 17 21.0 -11.6 54 8 333.2 333.4 293.5 336.7 0.96 24 429 7105 -9.1 -30.1 16 21.0 -14.6 71 6 336.4 336.5 294.1 339.1 0.73 25 400 7640 -13.9 -29.9 25 16.0 -17.9 85 5 336.9 337.1 294.3 339.9 0.80 26 381 8007 -17.1 -30.1 31 13.0 -20.2 66 6 337.4 337.6 294.4 340.5 0.82 27 346 8721 -22.3 -35.3 30 13.0 -24.7 30 9 339.8 339.9 294.8 341.9 0.55 28 330 9068 -23.3 -45.3 11 22.0 -26.3 11 10 343.1 343.1 295.3 343.9 0.20 29 322 9247 -23.9 -47.9 9 24.0 -26.9 2 11 344.7 344.7 295.6 345.3 0.16 30 300 9760 -27.1 -51.1 8 24.0 -29.7 335 13 347.2 347.2 296.1 347.7 0.12 31 267 10586 -34.9 -50.9 18 16.0 -36.2 239 9 347.6 347.6 296.2 348.1 0.13 32 252 10985 -38.9 -43.6 61 4.7 -39.4 192 7 347.4 347.5 296.4 348.7 0.32 33 250 11040 -39.5 -44.5 59 5.0 -39.9 185 7 347.3 347.4 296.3 348.5 0.29 34 238 11376 -41.9 -50.9 37 9.0 -42.5 203 7 348.6 348.7 296.5 349.3 0.15 35 200 12530 -52.1 -54.0 80 1.9 -52.2 265 5 350.3 350.3 296.8 350.8 0.12 36 194 12727 -54.1 -55.0 90 0.9 -54.1 270 6 350.1 350.2 296.8 350.6 0.11 37 188 12928 -55.9 -59.4 65 3.5 -56.0 276 6 350.4 350.4 296.8 350.7 0.07 38 180 13204 -58.1 -60.4 75 2.3 -58.2 283 7 351.2 351.2 297.0 351.5 0.06 39 173 13453 -60.1 -64.0 60 3.9 -60.2 290 8 351.9 351.9 297.1 352.1 0.04 40 169 13599 -61.3 -63.2 78 1.9 -61.3 294 9 352.3 352.3 297.1 352.5 0.05 41 150 14330 -67.3 -70.2 66 2.9 -67.3 315 11 354.2 354.2 297.5 354.2 0.02 42 136 14911 -72.5 -77.4 47 4.9 -72.5 327 15 355.0 355.0 297.7 355.0 0.01 43 103 16496 -83.5 -88.0 45 4.5 -83.5 360 25 363.3 363.3 299.4 363.3 0.00 44 100 16660 -82.3 -88.3 35 6.0 -82.3 360 21 368.7 368.7 300.4 368.7 0.00 TRP 103 16496 -83.5 -88.0 45 4.5 -83.5 360 25 363.3 363.3 299.4 363.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5768.00 m Freezing level: 546.18 mb = 5208.93 m = 17089.46 ft Wetbulb zero: 602.33 mb = 4412.29 m = 14475.84 ft Precipitable water: 2.03 inches Sfc-500 mean rel hum: 76.12 % Est. max temperature: 30.24 C = 86.44 F Sfc-Lift cond lev (LCL): 944.48 mb = 637.49 m = 2091.49 ft T: 18.40 C 700-500 lapse rate: 4.50 C/km ThetaE index: 5.43 C Layer 850.0- 687.0 mb Conv cond level (CCL): 842.27 mb = 1619.32 m = 5312.65 ft Mean mixing ratio: 13.50 g/kg Conv temperature: 31.70 C = 89.06 F Cap Strength: 5.45 C Lifted Index: 4.15 C Risk: None Lifted Index @300 mb: 9.68 C Lifted Index @700 mb: 1.57 C Showalter Index: 0.75 C Risk: Thunderstorms probable Total Totals Index: 41.40 C Risk: None Vertical Totals Index: 20.70 C Cross Totals Index: 20.70 C K Index: 36.20 Risk: > 80 % chance of thunderstorms Sweat Index: 245.40 Risk: None Energy Index: -1.41 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.24 J/kg Max Up Vert Vel: 3.24 m/s Conv Inhibition (B-): 4887.50 J/kg Cap Strength: 5.29 C Lift Cond Lev (LCL): 930.53 mb = 765.75 m = 2512.28 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 115 at 11 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 1016 4 30 1 -0.5 -0.9 | 300 10 9.0 -5.3 1 1000 142 30 23 -11.5 -19.9 | 5 24 -2.0 -24.4 2 925 817 60 19 -16.5 -9.5 | 26 16 -6.9 -13.9 3 850 1542 105 21 -20.3 5.4 | 95 11 -10.8 1.0 4 700 3175 120 11 -9.5 5.5 | 180 1 0.0 1.1 5 500 5910 40 9 -5.8 -6.9 | 342 12 3.7 -11.3 6 400 7640 85 5 -5.0 -0.4 | 317 7 4.5 -4.9 7 300 9760 335 13 5.5 -11.8 | 317 22 15.0 -16.2 8 250 11040 185 7 0.6 7.0 | 256 10 10.1 2.5 9 200 12530 265 5 5.0 0.4 | 285 15 14.5 -4.0 10 150 14330 315 11 7.8 -7.8 | 305 21 17.3 -12.2 11 103 16496 360 25 -0.0 -25.0 | 342 31 9.5 -29.4 12 100 16660 360 21 -0.0 -21.0 | 339 27 9.5 -25.4 Wind Parameters Mean winds (0-6000m): 85.0 at 14.0 knts Storm direction: 115.0 at 10.5 knts Shear (0-3000m) pos: 2.1 neg: 0.0 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): -159.8 deg Storm rel helicity (0-3000m) pos: 155.0 neg: 0.0 tot: 155.0 m^2/s^2 ave: 51.7 10^-3 m/s^2 rel: 0.74 Storm rel vorticity (0-3000m) horiz: 10.1 stream: 7.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.19 Bulk Shear: 27.62 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 36 19 5 20| 20.5 0.0 20.5| 85.3 0.0 85.3 170.6 0.78| 28.9 22.5 1000 46 19 14 18| 9.7 0.0 9.7|113.8 0.0 113.8 113.8 0.77| 19.1 14.7 1500 60 20 28 16| 7.1 0.0 7.1|147.4 0.0 147.4 98.3 0.81| 16.5 13.4 2000 72 20 41 14| 4.6 0.0 4.6|152.3 0.0 152.3 76.1 0.79| 13.4 10.5 2500 80 19 49 12| 3.1 0.0 3.1|153.9 0.0 153.9 61.6 0.76| 11.4 8.6 3000 84 18 54 11| 2.1 0.0 2.1|155.0 0.0 155.0 51.7 0.74| 10.1 7.4 4000 89 16 55 8| 1.6 0.6 2.2|155.3 -0.6 154.7 38.7 0.65| 8.3 5.4 5000 88 15 48 7| 1.2 1.0 2.2|155.3 -3.6 151.7 30.3 0.58| 7.1 4.1 6000 85 14 38 7| 1.0 1.1 2.2|155.3 -10.2 145.1 24.2 0.51| 6.4 3.2 Wrote GIF file: /home/apache/climate/data/raob//VV839/skewt/VV839.skewt.20251029.00.gif