UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101012.upa.cvt Date: 1200Z 10 OCT 25 Searching for VVDN... Searching the city database file for: VVDN ... Date:1200Z 10 OCT 25 Station: VVDN WMO ident: 48855 Latitude: 16.03 Longitude: 108.18 Elevation: 7.00 ------------------------------------------------------------------------------- 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 1009 7 26.0 24.5 91 1.5 24.9 320 1 298.4 301.9 297.8 355.3 19.53 1 1000 89 25.6 23.6 89 2.0 24.2 335 3 298.8 302.1 297.3 353.1 18.65 2 973 331 25.2 22.2 83 3.0 23.0 7 5 300.7 303.9 297.1 352.3 17.57 3 925 775 21.6 21.4 99 0.2 21.5 65 9 301.4 304.6 297.3 353.3 17.61 4 913 889 21.0 20.9 99 0.1 20.9 69 9 301.9 305.1 297.3 353.0 17.29 5 850 1507 18.2 17.3 94 0.9 17.6 90 9 305.2 308.0 296.5 349.4 14.78 6 779 2251 13.6 13.0 96 0.6 13.2 90 12 308.0 310.3 295.5 344.8 12.18 7 700 3151 10.4 6.3 76 4.1 7.9 90 15 314.0 315.6 294.5 340.8 8.59 8 685 3331 9.4 7.1 86 2.3 8.0 91 16 314.8 316.6 295.2 343.8 9.28 9 676 3441 9.6 5.6 76 4.0 7.2 92 16 316.3 317.9 295.0 342.9 8.47 10 589 4571 3.4 -2.6 65 6.0 0.3 100 19 321.8 322.8 294.1 339.2 5.37 11 530 5419 -2.5 -3.9 90 1.4 -3.2 107 22 324.5 325.6 294.9 342.3 5.42 12 524 5509 -2.5 -8.5 63 6.0 -5.3 107 22 325.6 326.4 293.9 338.4 3.84 13 500 5880 -4.9 -7.5 82 2.6 -6.1 110 23 327.1 327.9 294.7 341.6 4.36 14 483 6152 -6.9 -8.2 90 1.3 -7.5 110 21 327.9 328.7 294.8 342.2 4.27 15 449 6721 -8.7 -16.7 52 8.0 -11.7 110 18 332.5 333.0 294.4 340.6 2.31 16 433 7002 -10.3 -17.3 56 7.0 -12.9 110 17 333.9 334.4 294.8 341.9 2.27 17 421 7218 -11.1 -18.1 56 7.0 -13.6 110 15 335.6 336.1 295.1 343.4 2.19 18 405 7515 -13.1 -24.1 39 11.0 -16.4 110 14 336.8 337.0 294.7 341.7 1.35 19 400 7610 -13.5 -33.5 17 20.0 -18.0 110 13 337.4 337.6 294.2 339.6 0.57 20 395 7706 -14.1 -39.1 10 25.0 -19.0 110 13 337.9 337.9 294.1 339.2 0.33 21 382 7959 -16.1 -27.1 38 11.0 -19.0 109 14 338.5 338.7 294.9 342.5 1.09 22 375 8099 -16.9 -40.9 11 24.0 -21.1 109 14 339.2 339.3 294.4 340.4 0.29 23 373 8139 -17.3 -31.3 28 14.0 -20.5 109 14 339.2 339.4 294.8 342.0 0.75 24 354 8530 -19.7 -43.7 10 24.0 -23.4 108 15 341.1 341.1 294.8 342.0 0.22 25 337 8894 -22.5 -34.5 33 12.0 -24.8 107 15 342.1 342.2 295.4 344.5 0.61 26 334 8960 -22.9 -27.9 64 5.0 -24.1 107 16 342.4 342.7 295.9 346.8 1.15 27 333 8982 -23.3 -30.3 53 7.0 -24.8 107 16 342.2 342.4 295.7 345.7 0.92 28 331 9026 -23.5 -24.2 94 0.7 -23.7 107 16 342.5 342.8 296.3 348.5 1.63 29 325 9160 -24.1 -38.1 26 14.0 -26.5 106 16 343.5 343.6 295.6 345.2 0.44 30 300 9740 -28.1 -48.1 13 20.0 -30.3 105 17 345.8 345.8 295.8 346.5 0.16 31 292 9934 -29.5 -48.5 14 19.0 -31.5 106 18 346.5 346.5 296.0 347.1 0.16 32 250 11020 -39.3 -50.3 30 11.0 -40.1 110 23 347.6 347.7 296.3 348.3 0.15 33 238 11353 -42.3 -55.3 23 13.0 -43.0 107 23 348.0 348.1 296.3 348.4 0.09 34 235 11438 -42.7 -50.7 41 8.0 -43.2 106 24 348.7 348.7 296.5 349.3 0.16 35 224 11758 -45.3 -61.3 15 16.0 -45.9 103 24 349.5 349.5 296.5 349.7 0.04 36 200 12500 -51.9 -65.9 17 14.0 -52.2 95 25 350.6 350.6 296.8 350.7 0.03 37 178 13245 -58.7 -68.7 26 10.0 -58.9 103 28 351.3 351.3 297.0 351.4 0.02 38 164 13755 -62.7 -76.7 14 14.0 -62.8 109 31 352.9 352.9 297.3 353.0 0.01 39 150 14300 -67.5 -77.5 23 10.0 -67.5 115 33 353.8 353.8 297.4 353.8 0.01 40 143 14587 -69.3 -80.3 19 11.0 -69.4 112 34 355.5 355.5 297.8 355.6 0.00 41 126 15332 -75.1 -82.1 33 7.0 -75.1 103 37 358.2 358.2 298.3 358.2 0.00 42 112 16007 -80.1 -83.1 61 3.0 -80.1 95 40 361.1 361.1 298.9 361.1 0.00 43 100 16650 -79.1 -85.1 37 6.0 -79.1 130 46 374.9 374.9 301.4 374.9 0.00 TRP 112 16007 -80.1 -83.1 61 3.0 -80.1 95 40 361.1 361.1 298.9 361.1 0.00 WND Sounding variables and indices 1000-500 mb thick: 5791.00 m Freezing level: 555.00 mb = 5059.84 m = 16600.34 ft Wetbulb zero: 584.66 mb = 4630.84 m = 15192.85 ft Precipitable water: 2.41 inches Sfc-500 mean rel hum: 83.28 % Est. max temperature: 32.36 C = 90.24 F Sfc-Lift cond lev (LCL): 987.71 mb = 198.35 m = 650.76 ft T: 25.42 C 700-500 lapse rate: 5.61 C/km ThetaE index: 12.51 C Layer 913.0- 685.0 mb Conv cond level (CCL): 925.38 mb = 771.44 m = 2530.95 ft Mean mixing ratio: 17.82 g/kg Conv temperature: 29.01 C = 84.22 F Cap Strength: 0.62 C Lifted Index: -2.99 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.34 C Lifted Index @700 mb: -0.99 C Showalter Index: -1.73 C Risk: Thunderstorms probable Total Totals Index: 45.30 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.10 C Cross Totals Index: 22.20 C K Index: 36.30 Risk: > 80 % chance of thunderstorms Sweat Index: 248.60 Risk: None Energy Index: -1.59 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 764.58 J/kg Max Up Vert Vel: 39.10 m/s Conv Inhibition (B-): 5.84 J/kg Cap Strength: 0.62 C Lift Cond Lev (LCL): 936.35 mb = 667.97 m = 2191.49 ft Lev Free Conv (LFC): 901.35 mb = 999.71 m = 3279.85 ft Equ Level (EL): 161.35 mb = 13854.92 m = 45455.22 ft B at Equ Level: 762.42 J/kg Wind level data Storm motion: 126 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 1009 7 320 1 0.6 -0.8 | 307 12 9.4 -7.1 1 1000 89 335 3 1.3 -2.7 | 312 13 10.0 -9.0 2 925 775 65 9 -8.2 -3.8 | 357 10 0.6 -10.1 3 850 1507 90 9 -9.0 0.0 | 2 6 -0.3 -6.3 4 700 3151 90 15 -15.0 0.0 | 45 9 -6.3 -6.3 5 500 5880 110 23 -21.6 7.9 | 97 13 -12.9 1.5 6 400 7610 110 13 -12.2 4.4 | 62 4 -3.5 -1.9 7 300 9740 105 17 -16.4 4.4 | 76 8 -7.7 -1.9 8 250 11020 110 23 -21.6 7.9 | 97 13 -12.9 1.5 9 200 12500 95 25 -24.9 2.2 | 76 17 -16.2 -4.1 10 150 14300 115 33 -29.9 13.9 | 110 23 -21.2 7.6 11 112 16007 95 40 -39.8 3.5 | 85 31 -31.1 -2.8 12 100 16650 130 46 -35.2 29.6 | 131 35 -26.5 23.3 Wind Parameters Mean winds (0-6000m): 95.9 at 14.4 knts Storm direction: 125.9 at 10.8 knts Shear (0-3000m) pos: 1.7 neg: 0.9 tot: 2.6 10-3/s Storm rel Dir Shear (0-3000m): 95.2 deg Storm rel helicity (0-3000m) pos: 48.9 neg: 0.0 tot: 48.9 m^2/s^2 ave: 16.3 10^-3 m/s^2 rel: 0.74 Storm rel vorticity (0-3000m) horiz: 3.9 stream: 2.9 10^-3/s Energy-Hel index: 0.20 Bulk Rich Number: 26.77 Bulk Shear: 28.56 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 10 4 323 13| 6.6 0.0 6.6| 24.4 0.0 24.4 48.8 0.86| 8.2 7.0 1000 54 6 340 11| 4.9 0.0 4.9| 38.9 0.0 38.9 38.9 0.79| 7.5 5.9 1500 66 7 347 9| 3.3 0.0 3.3| 39.8 0.0 39.8 26.5 0.70| 5.9 4.1 2000 74 8 352 9| 2.5 0.5 3.0| 42.8 0.0 42.8 21.4 0.72| 4.9 3.5 2500 79 9 359 8| 2.0 0.8 2.7| 45.9 0.0 45.9 18.4 0.74| 4.3 3.2 3000 82 10 5 8| 1.7 0.9 2.6| 48.9 0.0 48.9 16.3 0.74| 3.9 2.9 4000 86 11 18 7| 1.7 0.7 2.4| 57.1 0.0 57.1 14.3 0.77| 3.4 2.6 5000 91 13 33 7| 1.6 0.6 2.2| 66.7 0.0 66.7 13.3 0.79| 3.1 2.4 6000 96 14 49 7| 1.6 0.5 2.0| 76.4 -0.5 75.9 12.7 0.78| 2.9 2.3 Wrote GIF file: /home/apache/climate/data/raob//VVDN/skewt/VVDN.skewt.20251010.12.gif