UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025103000.upa.cvt Date: 0000Z 30 OCT 25 Searching for VVDN... Searching the city database file for: VVDN ... Date:0000Z 30 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 26.6 25.4 93 1.2 25.7 70 1 298.8 302.6 298.5 359.0 20.60 1 1000 101 25.8 24.8 94 1.0 25.1 80 7 299.0 302.6 298.2 357.6 20.08 2 925 787 21.8 21.1 96 0.7 21.3 115 13 301.6 304.8 297.2 352.5 17.28 3 880 1219 19.2 19.2 100 0.0 19.2 112 19 303.2 306.2 296.8 351.0 16.12 4 850 1518 18.0 17.4 96 0.6 17.6 110 23 305.0 307.8 296.5 349.4 14.87 5 833 1691 16.6 16.6 100 0.0 16.6 111 23 305.3 308.0 296.3 348.4 14.42 6 700 3165 10.6 8.4 86 2.2 9.2 120 23 314.2 316.1 295.6 345.1 9.94 7 591 4558 4.2 0.7 78 3.5 2.2 125 18 322.4 323.7 295.4 344.5 6.83 8 537 5332 0.0 -4.1 74 4.1 -2.1 128 15 326.3 327.4 295.2 343.7 5.27 9 500 5900 -4.1 -5.4 91 1.3 -4.8 130 13 328.0 329.1 295.6 345.1 5.12 10 476 6289 -6.7 -7.7 93 1.0 -7.2 130 12 329.5 330.4 295.4 344.6 4.51 11 464 6489 -7.5 -7.6 99 0.1 -7.5 130 12 330.9 331.8 295.9 346.6 4.66 12 426 7155 -10.3 -15.1 68 4.8 -12.2 130 10 335.5 336.1 295.6 345.2 2.78 13 400 7640 -13.7 -15.2 88 1.5 -14.3 130 9 337.2 337.8 296.1 347.5 2.94 14 399 7659 -13.9 -15.3 89 1.4 -14.5 130 9 337.2 337.8 296.1 347.4 2.92 15 381 8009 -15.3 -18.1 79 2.8 -16.3 125 9 339.8 340.3 296.3 348.5 2.42 16 354 8560 -18.9 -22.8 71 3.9 -20.1 117 10 342.2 342.5 296.3 348.5 1.73 17 335 8968 -22.5 -23.6 91 1.1 -22.8 112 10 342.7 343.0 296.4 349.0 1.70 18 302 9722 -27.5 -31.3 70 3.8 -28.3 101 11 346.0 346.2 296.5 349.5 0.93 19 300 9770 -28.1 -31.7 71 3.6 -28.8 100 11 345.8 346.0 296.4 349.2 0.90 20 251 11013 -38.3 -42.5 65 4.2 -38.7 100 19 348.7 348.8 296.7 350.2 0.36 21 250 11040 -38.7 -42.4 68 3.7 -39.1 100 19 348.5 348.6 296.6 350.0 0.37 22 234 11491 -42.9 -49.9 46 7.0 -43.4 103 17 348.8 348.9 296.5 349.5 0.17 23 210 12212 -49.5 -55.5 49 6.0 -49.7 108 14 349.5 349.5 296.6 349.9 0.10 24 204 12401 -51.1 -62.1 26 11.0 -51.4 109 14 349.9 349.9 296.7 350.1 0.04 25 200 12530 -52.3 -63.3 25 11.0 -52.6 110 13 349.9 350.0 296.7 350.1 0.04 26 181 13168 -58.5 -68.5 27 10.0 -58.6 103 19 350.0 350.0 296.7 350.1 0.02 27 174 13416 -59.1 -72.1 17 13.0 -59.3 100 21 353.0 353.0 297.3 353.0 0.01 28 150 14330 -67.3 -72.2 50 4.9 -67.4 90 29 354.2 354.2 297.5 354.2 0.01 29 130 15176 -74.9 -75.9 86 1.0 -74.9 79 30 355.3 355.3 297.8 355.4 0.01 30 120 15635 -78.9 -82.1 59 3.2 -78.9 73 31 356.2 356.2 298.0 356.2 0.00 31 101 16605 -82.9 -88.9 35 6.0 -82.9 61 33 366.5 366.5 299.9 366.5 0.00 32 100 16660 -82.9 -88.9 35 6.0 -82.9 60 33 367.6 367.6 300.1 367.6 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5799.00 m Freezing level: 537.00 mb = 5332.25 m = 17494.04 ft Wetbulb zero: 563.39 mb = 4944.85 m = 16223.07 ft Precipitable water: 2.66 inches Sfc-500 mean rel hum: 87.97 % Est. max temperature: 32.15 C = 89.87 F Sfc-Lift cond lev (LCL): 994.04 mb = 153.59 m = 503.88 ft T: 25.49 C 700-500 lapse rate: 5.37 C/km ThetaE index: 15.29 C Layer 1000.0- 500.0 mb Conv cond level (CCL): 939.06 mb = 654.24 m = 2146.42 ft Mean mixing ratio: 18.62 g/kg Conv temperature: 28.88 C = 83.98 F Cap Strength: 0.35 C Lifted Index: -2.89 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.40 C Lifted Index @700 mb: -1.31 C Showalter Index: -0.96 C Risk: Thunderstorms probable Total Totals Index: 43.60 C Risk: None Vertical Totals Index: 22.10 C Cross Totals Index: 21.50 C K Index: 37.30 Risk: > 80 % chance of thunderstorms Sweat Index: 267.80 Risk: None Energy Index: -0.93 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1091.34 J/kg Max Up Vert Vel: 46.72 m/s Conv Inhibition (B-): 1.13 J/kg Cap Strength: 0.35 C Lift Cond Lev (LCL): 949.41 mb = 557.82 m = 1830.09 ft Lev Free Conv (LFC): 924.41 mb = 792.54 m = 2600.16 ft Equ Level (EL): 134.41 mb = 14978.55 m = 49141.63 ft B at Equ Level: 1091.22 J/kg Wind level data Storm motion: 148 at 14 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 70 1 -0.9 -0.3 | 332 13 6.3 -11.9 1 1000 101 80 7 -6.9 -1.2 | 359 13 0.3 -12.8 2 925 787 115 13 -11.8 5.5 | 37 8 -4.6 -6.1 3 850 1518 110 23 -21.6 7.9 | 76 15 -14.4 -3.7 4 700 3165 120 23 -19.9 11.5 | 90 13 -12.7 -0.1 5 500 5900 130 13 -10.0 8.4 | 40 4 -2.7 -3.2 6 400 7640 130 9 -6.9 5.8 | 357 6 0.3 -5.8 7 300 9770 100 11 -10.8 1.9 | 20 10 -3.6 -9.7 8 250 11040 100 19 -18.7 3.3 | 54 14 -11.5 -8.3 9 200 12530 110 13 -12.2 4.4 | 35 9 -5.0 -7.1 10 150 14330 90 29 -29.0 0.0 | 62 25 -21.8 -11.6 11 100 16660 60 33 -28.6 -16.5 | 37 35 -21.4 -28.1 Wind Parameters Mean winds (0-6000m): 118.0 at 18.2 knts Storm direction: 148.0 at 13.6 knts Shear (0-3000m) pos: 2.7 neg: 1.2 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 116.0 deg Storm rel helicity (0-3000m) pos: 68.0 neg: 0.0 tot: 68.0 m^2/s^2 ave: 22.7 10^-3 m/s^2 rel: 0.80 Storm rel vorticity (0-3000m) horiz: 4.8 stream: 3.9 10^-3/s Energy-Hel index: 0.41 Bulk Rich Number: 59.91 Bulk Shear: 18.22 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 91 8 3 11| 10.0 0.0 10.0| 32.1 0.0 32.1 64.3 0.92| 11.1 10.2 1000 106 10 18 9| 7.9 0.0 7.9| 44.7 0.0 44.7 44.7 0.88| 9.0 8.0 1500 108 13 37 9| 5.2 2.4 7.6| 56.6 0.0 56.6 37.7 0.79| 8.4 6.7 2000 109 16 50 10| 4.0 1.8 5.8| 60.6 0.0 60.6 30.3 0.80| 6.6 5.3 2500 111 17 59 10| 3.2 1.4 4.7| 64.4 0.0 64.4 25.8 0.80| 5.5 4.4 3000 112 18 64 11| 2.7 1.2 3.9| 68.0 0.0 68.0 22.7 0.80| 4.8 3.9 4000 115 19 71 11| 1.7 0.9 2.6| 69.1 -2.0 67.0 16.8 0.70| 4.1 2.8 5000 117 19 72 10| 1.0 0.7 1.8| 69.1 -5.5 63.6 12.7 0.57| 3.7 2.1 6000 118 18 71 9| 0.6 0.6 1.2| 69.1 -9.3 59.7 10.0 0.44| 3.4 1.5 Wrote GIF file: /home/apache/climate/data/raob//VVDN/skewt/VVDN.skewt.20251030.00.gif