UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101112.upa.cvt Date: 1200Z 11 OCT 25 Searching for VVDN... Searching the city database file for: VVDN ... Date:1200Z 11 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 28.0 24.7 82 3.3 25.6 40 1 300.4 304.0 298.4 358.5 19.77 1 1000 82 27.8 24.3 81 3.5 25.2 50 3 301.0 304.5 298.4 358.3 19.47 2 925 770 22.4 21.0 92 1.4 21.4 25 7 302.2 305.4 297.3 353.0 17.17 3 910 913 21.2 20.5 96 0.7 20.7 31 7 302.4 305.5 297.1 352.4 16.91 4 887 1135 21.2 16.9 76 4.3 18.2 40 6 304.6 307.2 295.7 345.7 13.79 5 850 1504 18.4 16.2 87 2.2 16.9 55 5 305.4 308.0 295.8 346.6 13.76 6 794 2087 15.2 14.5 96 0.7 14.7 64 6 308.0 310.5 296.2 347.9 13.19 7 742 2661 13.2 10.3 83 2.9 11.3 72 6 311.9 313.9 295.4 344.7 10.67 8 700 3151 11.0 6.4 73 4.6 8.2 80 7 314.7 316.3 294.7 341.7 8.65 9 609 4303 5.0 -1.0 65 6.0 1.7 82 9 320.5 321.7 294.1 339.4 5.85 10 599 4439 3.8 -0.1 76 3.9 1.7 82 9 320.7 321.9 294.6 341.1 6.36 11 585 4631 3.0 -6.0 52 9.0 -1.4 83 9 321.9 322.7 293.2 335.6 4.18 12 583 4659 2.6 -1.4 75 4.0 0.4 83 9 321.8 322.9 294.6 341.0 5.93 13 577 4743 2.6 -10.4 38 13.0 -3.1 83 9 322.7 323.3 292.4 332.7 3.00 14 544 5218 -0.5 -4.6 74 4.1 -2.6 84 10 324.5 325.5 294.6 341.0 5.00 15 536 5337 -1.3 -6.3 69 5.0 -3.7 84 10 324.9 325.8 294.3 339.7 4.46 16 533 5381 -1.1 -11.1 47 10.0 -5.4 84 10 325.7 326.3 293.3 336.0 3.07 17 518 5609 -2.7 -8.7 63 6.0 -5.5 84 11 326.4 327.2 294.1 339.2 3.83 18 515 5655 -2.7 -13.7 42 11.0 -7.2 85 11 327.0 327.5 293.3 335.8 2.58 19 510 5733 -3.3 -10.3 58 7.0 -6.4 85 11 327.2 327.8 294.0 338.7 3.43 20 502 5858 -3.5 -18.5 30 15.0 -8.9 85 11 328.4 328.8 292.9 334.6 1.77 21 500 5890 -3.5 -16.5 36 13.0 -8.5 85 11 328.8 329.2 293.3 336.1 2.10 22 491 6034 -3.9 -16.9 36 13.0 -8.8 84 11 330.0 330.4 293.6 337.2 2.07 23 438 6925 -10.3 -13.0 81 2.7 -11.4 79 10 332.8 333.5 295.3 343.9 3.21 24 432 7031 -10.3 -16.3 61 6.0 -12.6 78 10 334.2 334.7 295.0 342.9 2.48 25 403 7563 -13.7 -17.3 74 3.6 -15.0 75 9 336.5 337.0 295.6 345.1 2.44 26 400 7620 -13.7 -20.7 55 7.0 -16.0 75 9 337.2 337.6 295.2 343.8 1.84 27 399 7639 -13.9 -20.9 55 7.0 -16.2 75 9 337.2 337.5 295.2 343.7 1.81 28 387 7870 -15.5 -20.2 67 4.7 -17.0 74 9 338.0 338.4 295.6 345.2 1.99 29 378 8047 -16.7 -25.7 46 9.0 -19.2 74 9 338.7 339.0 295.1 343.3 1.25 30 363 8349 -18.7 -27.7 45 9.0 -21.0 73 10 340.0 340.2 295.3 344.0 1.08 31 360 8411 -19.3 -23.7 68 4.4 -20.5 73 10 340.0 340.3 295.7 345.7 1.57 32 354 8535 -19.7 -27.7 49 8.0 -21.7 73 10 341.1 341.3 295.6 345.2 1.11 33 343 8768 -21.7 -27.7 58 6.0 -23.2 72 10 341.5 341.7 295.7 345.7 1.14 34 331 9030 -23.3 -33.3 39 10.0 -25.3 72 10 342.8 342.9 295.6 345.4 0.70 35 318 9321 -25.7 -31.7 57 6.0 -26.9 71 11 343.4 343.6 295.9 346.6 0.85 36 313 9435 -26.3 -41.3 23 15.0 -28.5 71 11 344.1 344.2 295.6 345.4 0.33 37 311 9482 -26.7 -42.7 21 16.0 -28.9 71 11 344.2 344.3 295.6 345.3 0.28 38 300 9740 -29.1 -41.1 30 12.0 -30.7 70 11 344.4 344.4 295.7 345.8 0.35 39 299 9764 -29.3 -41.3 30 12.0 -30.9 71 11 344.4 344.5 295.7 345.8 0.34 40 275 10353 -33.5 -48.5 21 15.0 -34.9 87 13 346.7 346.7 296.1 347.4 0.17 41 267 10558 -35.3 -51.3 18 16.0 -36.6 92 14 347.0 347.0 296.1 347.5 0.13 42 250 11010 -39.1 -48.1 38 9.0 -39.8 105 15 347.9 348.0 296.4 348.7 0.20 43 246 11120 -40.3 -50.3 33 10.0 -41.0 102 16 347.8 347.8 296.3 348.4 0.16 44 241 11260 -41.3 -45.9 61 4.6 -41.7 98 16 348.3 348.4 296.5 349.4 0.26 45 216 11995 -47.5 -51.0 67 3.5 -47.7 79 20 349.8 349.8 296.7 350.5 0.16 46 215 12026 -48.1 -52.0 64 3.9 -48.3 78 20 349.3 349.3 296.6 349.9 0.15 47 209 12213 -49.3 -59.3 30 10.0 -49.7 73 21 350.3 350.3 296.7 350.5 0.06 48 200 12500 -51.7 -58.7 43 7.0 -52.0 65 23 350.9 350.9 296.9 351.2 0.07 49 164 13756 -62.9 -66.7 60 3.8 -63.0 89 22 352.6 352.6 297.2 352.7 0.03 50 150 14300 -67.9 -71.8 57 3.9 -67.9 100 21 353.1 353.1 297.3 353.2 0.02 51 146 14461 -69.3 -73.2 57 3.9 -69.3 99 21 353.4 353.4 297.4 353.5 0.01 52 121 15561 -75.1 -82.1 33 7.0 -75.1 89 23 362.3 362.3 299.1 362.3 0.00 53 100 16650 -79.5 -83.3 53 3.8 -79.5 80 25 374.1 374.1 301.3 374.1 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5808.00 m Freezing level: 549.32 mb = 5141.33 m = 16867.66 ft Wetbulb zero: 591.37 mb = 4543.03 m = 14904.76 ft Precipitable water: 2.34 inches Sfc-500 mean rel hum: 74.71 % Est. max temperature: 32.86 C = 91.15 F Sfc-Lift cond lev (LCL): 962.35 mb = 420.70 m = 1380.23 ft T: 25.14 C 700-500 lapse rate: 5.29 C/km ThetaE index: 12.79 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 917.97 mb = 836.52 m = 2744.46 ft Mean mixing ratio: 18.22 g/kg Conv temperature: 29.93 C = 85.87 F Cap Strength: 0.73 C Lifted Index: -2.41 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.57 C Lifted Index @700 mb: -1.03 C Showalter Index: 0.70 C Risk: Thunderstorms probable Total Totals Index: 41.60 C Risk: None Vertical Totals Index: 21.90 C Cross Totals Index: 19.70 C K Index: 33.50 Risk: 60-80 % chance of thunderstorms Sweat Index: 215.40 Risk: None Energy Index: -2.01 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1228.18 J/kg Max Up Vert Vel: 49.56 m/s Conv Inhibition (B-): 5.52 J/kg Cap Strength: 0.67 C Lift Cond Lev (LCL): 927.39 mb = 747.19 m = 2451.38 ft Lev Free Conv (LFC): 862.39 mb = 1378.71 m = 4523.26 ft Equ Level (EL): 132.39 mb = 15033.99 m = 49323.51 ft B at Equ Level: 1195.90 J/kg Wind level data Storm motion: 102 at 6 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 40 1 -0.6 -0.8 | 292 5 4.7 -2.0 1 1000 82 50 3 -2.3 -1.9 | 315 4 3.1 -3.1 2 925 770 25 7 -3.0 -6.3 | 342 8 2.4 -7.5 3 850 1504 55 5 -4.1 -2.9 | 342 4 1.3 -4.1 4 700 3151 80 7 -6.9 -1.2 | 32 3 -1.5 -2.4 5 500 5890 85 11 -11.0 -1.0 | 69 6 -5.6 -2.1 6 400 7620 75 9 -8.7 -2.3 | 43 5 -3.3 -3.5 7 300 9740 70 11 -10.3 -3.8 | 45 7 -5.0 -4.9 8 250 11010 105 15 -14.5 3.9 | 106 9 -9.1 2.7 9 200 12500 65 23 -20.8 -9.7 | 55 19 -15.5 -10.9 10 150 14300 100 21 -20.7 3.6 | 99 15 -15.3 2.5 11 100 16650 80 25 -24.6 -4.3 | 74 20 -19.2 -5.5 Wind Parameters Mean winds (0-6000m): 72.4 at 7.3 knts Storm direction: 102.4 at 5.5 knts Shear (0-3000m) pos: 0.8 neg: 0.8 tot: 1.6 10-3/s Storm rel Dir Shear (0-3000m): 93.8 deg Storm rel helicity (0-3000m) pos: 9.0 neg: -0.3 tot: 8.7 m^2/s^2 ave: 2.9 10^-3 m/s^2 rel: 0.56 Storm rel vorticity (0-3000m) horiz: 2.2 stream: 1.2 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 451.56 Bulk Shear: 2.72 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 41 4 325 5| 0.0 4.6 4.6| 5.0 0.0 5.0 9.9 0.82| 4.9 4.0 1000 32 5 335 6| 0.5 2.3 2.8| 6.4 0.0 6.4 6.4 0.62| 3.9 2.4 1500 36 5 338 6| 0.7 1.5 2.2| 6.5 -0.3 6.2 4.2 0.45| 3.4 1.6 2000 41 5 340 6| 0.7 1.2 1.8| 7.4 -0.3 7.1 3.5 0.49| 2.8 1.4 2500 47 5 344 5| 0.8 0.9 1.7| 8.2 -0.3 7.9 3.2 0.52| 2.4 1.3 3000 53 6 349 5| 0.8 0.8 1.6| 9.0 -0.3 8.7 2.9 0.56| 2.2 1.2 4000 62 6 360 4| 0.8 0.6 1.4| 10.1 -0.3 9.8 2.4 0.58| 1.9 1.1 5000 68 7 12 4| 0.8 0.5 1.2| 11.1 -0.3 10.8 2.2 0.58| 1.6 1.0 6000 72 7 25 4| 0.7 0.4 1.1| 12.0 -0.5 11.5 1.9 0.57| 1.5 0.8 Wrote GIF file: /home/apache/climate/data/raob//VVDN/skewt/VVDN.skewt.20251011.12.gif