UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100900.upa.cvt Date: 0000Z 9 OCT 25 Searching for VVDN... Searching the city database file for: VVDN ... Date:0000Z 9 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 1011 7 25.4 23.9 91 1.5 24.3 295 3 297.6 301.0 297.1 352.1 18.78 1 1000 102 24.4 23.0 92 1.4 23.4 305 5 297.5 300.8 296.5 349.6 17.96 2 925 786 21.4 21.2 99 0.2 21.3 50 13 301.2 304.4 297.1 352.4 17.39 3 917 862 20.8 20.8 100 0.0 20.8 50 13 301.3 304.5 297.0 351.7 17.10 4 850 1517 17.4 14.4 83 3.0 15.4 50 17 304.4 306.6 294.5 340.8 12.23 5 833 1690 16.2 13.3 83 2.9 14.3 52 17 304.9 307.0 294.2 339.5 11.60 6 828 1741 16.4 11.4 72 5.0 13.2 52 16 305.6 307.5 293.4 336.5 10.28 7 814 1886 15.8 14.3 91 1.5 14.8 53 16 306.5 308.8 295.4 344.6 12.69 8 760 2469 13.6 11.4 87 2.2 12.1 59 15 310.2 312.3 295.4 344.4 11.22 9 711 3030 12.0 2.0 50 10.0 6.3 64 13 314.4 315.6 292.8 334.0 6.23 10 700 3161 11.4 1.4 50 10.0 5.8 65 13 315.1 316.3 292.9 334.2 6.06 11 699 3173 11.4 1.4 50 10.0 5.8 65 13 315.2 316.4 292.9 334.4 6.07 12 626 4086 5.2 0.2 70 5.0 2.5 67 16 318.3 319.5 293.9 338.1 6.21 13 619 4178 4.8 -4.2 52 9.0 0.3 67 17 318.8 319.7 292.6 333.5 4.53 14 608 4324 3.8 -0.9 71 4.7 1.3 67 17 319.3 320.5 293.9 338.3 5.90 15 579 4720 1.8 -8.2 47 10.0 -2.8 68 19 321.5 322.2 292.6 333.2 3.56 16 573 4805 1.0 -2.9 75 3.9 -1.0 68 19 321.5 322.5 294.1 339.0 5.40 17 556 5047 -0.3 -10.3 47 10.0 -4.7 68 20 322.7 323.3 292.6 333.2 3.14 18 539 5295 -2.1 -9.1 59 7.0 -5.3 69 21 323.5 324.2 293.2 335.3 3.56 19 537 5324 -2.1 -12.1 46 10.0 -6.2 69 21 323.8 324.4 292.6 333.3 2.81 20 535 5354 -2.3 -7.3 69 5.0 -4.7 69 21 323.9 324.7 293.7 337.6 4.13 21 525 5504 -2.7 -14.7 39 12.0 -7.4 69 22 325.2 325.6 292.6 333.1 2.33 22 518 5611 -3.9 -8.6 70 4.7 -6.0 69 22 325.0 325.7 293.8 337.8 3.86 23 514 5672 -4.1 -14.1 46 10.0 -8.1 70 22 325.5 326.0 292.8 334.0 2.50 24 500 5890 -4.7 -20.7 27 16.0 -10.1 70 23 327.3 327.6 292.4 332.5 1.47 25 490 6048 -5.3 -25.3 19 20.0 -11.3 70 24 328.5 328.7 292.3 332.0 1.00 26 476 6275 -7.5 -14.5 57 7.0 -10.2 70 25 328.5 329.0 293.7 337.4 2.61 27 462 6506 -7.7 -36.7 8 29.0 -14.1 70 27 331.1 331.1 292.4 332.4 0.36 28 400 7610 -14.9 -38.9 11 24.0 -19.4 70 33 335.6 335.7 293.6 336.9 0.33 29 384 7917 -16.5 -45.5 6 29.0 -21.0 70 33 337.5 337.5 293.9 338.1 0.17 30 342 8774 -22.7 -36.7 27 14.0 -25.2 70 33 340.4 340.5 294.8 342.3 0.48 31 339 8839 -22.7 -55.7 3 33.0 -26.1 70 33 341.3 341.3 294.7 341.5 0.06 32 300 9720 -29.7 -50.7 11 21.0 -31.7 70 33 343.5 343.5 295.3 344.0 0.12 33 277 10282 -33.7 -60.7 5 27.0 -35.4 70 30 345.7 345.7 295.7 345.8 0.04 34 250 10990 -40.1 -65.1 5 25.0 -41.1 70 27 346.4 346.5 295.8 346.6 0.02 35 224 11734 -46.3 -59.3 22 13.0 -46.8 65 27 348.0 348.0 296.3 348.2 0.06 36 202 12415 -52.7 -65.7 19 13.0 -53.0 60 27 348.3 348.3 296.3 348.4 0.03 37 200 12480 -52.9 -64.9 22 12.0 -53.2 60 27 349.0 349.0 296.4 349.1 0.03 38 193 12708 -53.7 -73.7 7 20.0 -54.0 62 27 351.3 351.3 296.9 351.3 0.01 39 185 12977 -56.1 -72.1 12 16.0 -56.3 65 26 351.7 351.7 297.0 351.7 0.01 40 178 13220 -58.3 -64.3 46 6.0 -58.4 68 26 352.0 352.0 297.1 352.1 0.04 41 152 14190 -66.3 -69.4 65 3.1 -66.3 79 25 354.5 354.5 297.6 354.6 0.02 42 150 14270 -66.9 -70.0 65 3.1 -67.0 80 25 354.8 354.8 297.7 354.9 0.02 43 135 14900 -72.1 -75.2 63 3.1 -72.1 86 24 356.5 356.5 298.0 356.5 0.01 44 128 15213 -73.9 -79.9 39 6.0 -73.9 90 24 358.7 358.7 298.4 358.7 0.01 45 108 16189 -80.9 -85.0 50 4.1 -80.9 100 23 363.3 363.3 299.4 363.3 0.00 46 104 16404 -76.9 -82.9 38 6.0 -76.9 98 30 374.9 374.9 301.4 374.9 0.00 47 100 16630 -77.5 -82.5 44 5.0 -77.5 95 38 378.0 378.0 301.9 378.0 0.00 TRP 108 16189 -80.9 -85.0 50 4.1 -80.9 100 23 363.3 363.3 299.4 363.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5788.00 m Freezing level: 559.92 mb = 4990.75 m = 16373.66 ft Wetbulb zero: 599.03 mb = 4444.56 m = 14581.72 ft Precipitable water: 2.07 inches Sfc-500 mean rel hum: 71.45 % Est. max temperature: 31.66 C = 88.99 F Sfc-Lift cond lev (LCL): 989.62 mb = 193.57 m = 635.06 ft T: 24.00 C 700-500 lapse rate: 5.90 C/km ThetaE index: 15.88 C Layer 917.0- 814.0 mb Conv cond level (CCL): 928.22 mb = 755.49 m = 2478.61 ft Mean mixing ratio: 17.66 g/kg Conv temperature: 28.82 C = 83.88 F Cap Strength: 0.54 C Lifted Index: -2.14 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.95 C Lifted Index @700 mb: 0.48 C Showalter Index: 1.73 C Risk: Showers probable Total Totals Index: 41.20 C Risk: None Vertical Totals Index: 22.10 C Cross Totals Index: 19.10 C K Index: 26.50 Risk: 40-60 % chance of thunderstorms Sweat Index: 229.80 Risk: None Energy Index: -1.55 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 664.17 J/kg Max Up Vert Vel: 36.45 m/s Conv Inhibition (B-): 4.03 J/kg Cap Strength: 0.49 C Lift Cond Lev (LCL): 949.75 mb = 554.30 m = 1818.54 ft Lev Free Conv (LFC): 904.75 mb = 977.71 m = 3207.68 ft Equ Level (EL): 734.75 mb = 2753.34 m = 9033.16 ft B at Equ Level: 43.61 J/kg Wind level data Storm motion: 91 at 12 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 7 295 3 2.7 -1.3 | 276 15 14.5 -1.5 1 1000 102 305 5 4.1 -2.9 | 281 16 15.9 -3.1 2 925 786 50 13 -10.0 -8.4 | 348 9 1.8 -8.6 3 850 1517 50 17 -13.0 -10.9 | 6 11 -1.2 -11.2 4 700 3161 65 13 -11.8 -5.5 | 360 6 0.0 -5.7 5 500 5890 70 23 -21.6 -7.9 | 50 13 -9.8 -8.1 6 400 7610 70 33 -31.0 -11.3 | 59 22 -19.2 -11.5 7 300 9720 70 33 -31.0 -11.3 | 59 22 -19.2 -11.5 8 250 10990 70 27 -25.4 -9.2 | 55 17 -13.6 -9.5 9 200 12480 60 27 -23.4 -13.5 | 40 18 -11.6 -13.7 10 150 14270 80 25 -24.6 -4.3 | 70 14 -12.8 -4.6 11 108 16189 100 23 -22.7 4.0 | 109 11 -10.8 3.8 12 100 16630 95 38 -37.9 3.3 | 97 26 -26.0 3.1 Wind Parameters Mean winds (0-6000m): 61.2 at 15.7 knts Storm direction: 91.2 at 11.8 knts Shear (0-3000m) pos: 2.2 neg: 0.5 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 85.7 deg Storm rel helicity (0-3000m) pos: 73.2 neg: -1.2 tot: 72.0 m^2/s^2 ave: 24.0 10^-3 m/s^2 rel: 0.68 Storm rel vorticity (0-3000m) horiz: 5.1 stream: 3.4 10^-3/s Energy-Hel index: 0.30 Bulk Rich Number: 19.69 Bulk Shear: 33.74 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 ------------------------------------------------------------------------------- 500 342 7 295 15| 9.5 0.0 9.5| 42.9 0.0 42.9 85.9 0.90| 11.7 10.6 1000 34 10 321 10| 8.1 0.0 8.1| 67.4 0.0 67.4 67.4 0.85| 11.1 9.5 1500 42 12 335 10| 5.4 0.9 6.3| 73.0 0.0 73.0 48.7 0.84| 8.4 7.0 2000 46 13 344 10| 3.8 0.7 4.5| 73.2 -0.0 73.2 36.6 0.79| 6.7 5.3 2500 48 13 348 9| 2.9 0.6 3.4| 73.2 -0.4 72.8 29.1 0.73| 5.7 4.2 3000 51 13 351 9| 2.2 0.5 2.7| 73.2 -1.2 72.0 24.0 0.68| 5.1 3.4 4000 55 14 355 8| 2.0 0.4 2.4| 77.7 -1.4 76.3 19.1 0.68| 4.2 2.9 5000 58 14 4 8| 2.0 0.3 2.3| 83.4 -1.4 82.0 16.4 0.68| 3.8 2.6 6000 61 16 14 8| 2.0 0.2 2.2| 89.6 -1.4 88.2 14.7 0.67| 3.5 2.3 Wrote GIF file: /home/apache/climate/data/raob//VVDN/skewt/VVDN.skewt.20251009.00.gif