UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110312.upa.cvt Date: 1200Z 3 NOV 25 Searching for VVDN... Searching the city database file for: VVDN ... Date:1200Z 3 NOV 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 25.6 24.1 91 1.5 24.5 30 1 298.0 301.4 297.4 353.4 19.05 1 1000 89 25.6 23.8 90 1.8 24.3 20 3 298.8 302.2 297.4 353.8 18.88 2 925 773 21.4 21.0 98 0.4 21.1 120 7 301.2 304.3 297.0 351.7 17.17 3 864 1364 18.2 18.2 100 0.0 18.2 108 10 303.8 306.6 296.5 349.6 15.40 4 850 1505 18.0 16.3 90 1.7 16.8 105 11 305.0 307.6 295.8 346.4 13.85 5 759 2471 14.4 8.4 67 6.0 10.6 128 13 311.1 312.9 294.1 339.3 9.15 6 700 3152 10.8 6.9 77 3.9 8.4 145 15 314.4 316.2 294.9 342.4 8.96 7 683 3357 10.0 5.0 71 5.0 7.0 146 15 315.8 317.3 294.6 341.0 8.04 8 558 5013 0.2 -1.6 88 1.8 -0.8 155 15 323.0 324.2 295.0 342.9 6.11 9 552 5100 0.4 -4.6 69 5.0 -2.1 156 15 324.2 325.2 294.4 340.4 4.93 10 500 5890 -4.1 -6.6 83 2.5 -5.3 160 15 328.0 329.0 295.2 343.7 4.67 11 497 5937 -4.3 -6.6 84 2.3 -5.4 160 15 328.4 329.3 295.3 344.1 4.70 12 428 7102 -9.7 -17.7 52 8.0 -12.6 163 15 335.8 336.3 295.2 343.7 2.22 13 426 7138 -9.7 -16.7 57 7.0 -12.3 164 15 336.3 336.8 295.5 344.9 2.43 14 400 7620 -13.3 -18.3 66 5.0 -15.1 165 15 337.7 338.2 295.7 345.8 2.26 15 300 9750 -28.9 -29.5 95 0.6 -29.0 115 17 344.6 344.9 296.4 348.8 1.11 16 278 10291 -32.5 -35.7 73 3.2 -33.0 115 12 347.0 347.2 296.5 349.6 0.66 17 264 10653 -35.5 -40.2 62 4.7 -36.1 115 9 347.8 347.9 296.5 349.6 0.44 18 250 11030 -38.7 -41.0 79 2.3 -38.9 115 5 348.5 348.6 296.7 350.2 0.42 19 244 11196 -40.1 -43.1 73 3.0 -40.4 114 5 348.9 348.9 296.7 350.3 0.35 20 236 11423 -41.9 -47.9 52 6.0 -42.3 112 4 349.5 349.5 296.7 350.4 0.21 21 222 11834 -45.5 -48.9 68 3.4 -45.7 110 4 350.1 350.2 296.8 351.0 0.20 22 214 12077 -47.7 -54.7 44 7.0 -48.0 108 4 350.4 350.4 296.8 350.8 0.11 23 200 12520 -51.5 -57.5 49 6.0 -51.7 105 3 351.2 351.2 297.0 351.6 0.08 24 192 12784 -53.7 -60.7 42 7.0 -53.9 102 5 351.8 351.8 297.1 352.1 0.06 25 164 13775 -62.9 -67.3 55 4.4 -63.0 91 14 352.6 352.6 297.2 352.7 0.03 26 150 14320 -66.1 -80.1 12 14.0 -66.2 85 19 356.2 356.2 298.0 356.2 0.00 27 100 16660 -84.9 -88.8 50 3.9 -84.9 35 9 363.7 363.7 299.4 363.7 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5801.00 m Freezing level: 547.38 mb = 5170.44 m = 16963.19 ft Wetbulb zero: 570.42 mb = 4832.94 m = 15855.91 ft Precipitable water: 2.42 inches Sfc-500 mean rel hum: 81.66 % Est. max temperature: 31.85 C = 89.33 F Sfc-Lift cond lev (LCL): 987.67 mb = 197.81 m = 648.98 ft T: 24.93 C 700-500 lapse rate: 5.44 C/km ThetaE index: 14.52 C Layer 925.0- 700.0 mb Conv cond level (CCL): 932.62 mb = 701.05 m = 2299.99 ft Mean mixing ratio: 17.92 g/kg Conv temperature: 28.56 C = 83.41 F Cap Strength: 0.44 C Lifted Index: -2.07 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.97 C Lifted Index @700 mb: -0.53 C Showalter Index: 0.16 C Risk: Thunderstorms probable Total Totals Index: 42.50 C Risk: None Vertical Totals Index: 22.10 C Cross Totals Index: 20.40 C K Index: 34.50 Risk: 60-80 % chance of thunderstorms Sweat Index: 232.60 Risk: None Energy Index: -0.58 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 547.78 J/kg Max Up Vert Vel: 33.10 m/s Conv Inhibition (B-): 1.51 J/kg Cap Strength: 0.44 C Lift Cond Lev (LCL): 944.52 mb = 589.80 m = 1935.02 ft Lev Free Conv (LFC): 919.52 mb = 824.52 m = 2705.10 ft Equ Level (EL): 769.52 mb = 2353.39 m = 7721.00 ft B at Equ Level: 26.43 J/kg Wind level data Storm motion: 171 at 9 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 30 1 -0.5 -0.9 | 354 10 1.0 -10.1 1 1000 89 20 3 -1.0 -2.8 | 358 12 0.5 -12.1 2 925 773 120 7 -6.1 3.5 | 38 7 -4.5 -5.7 3 850 1505 105 11 -10.6 2.8 | 55 11 -9.1 -6.4 4 700 3152 145 15 -8.6 12.3 | 113 8 -7.1 3.0 5 500 5890 160 15 -5.1 14.1 | 143 6 -3.6 4.8 6 400 7620 165 15 -3.9 14.5 | 156 6 -2.4 5.2 7 300 9750 115 17 -15.4 7.2 | 82 14 -13.9 -2.1 8 250 11030 115 5 -4.5 2.1 | 23 8 -3.0 -7.1 9 200 12520 105 3 -2.9 0.8 | 9 9 -1.4 -8.5 10 150 14320 85 19 -18.9 -1.7 | 58 21 -17.4 -10.9 11 100 16660 35 9 -5.2 -7.4 | 12 17 -3.6 -16.6 Wind Parameters Mean winds (0-6000m): 140.6 at 12.5 knts Storm direction: 170.6 at 9.4 knts Shear (0-3000m) pos: 2.4 neg: 0.5 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 112.0 deg Storm rel helicity (0-3000m) pos: 50.1 neg: 0.0 tot: 50.1 m^2/s^2 ave: 16.7 10^-3 m/s^2 rel: 0.76 Storm rel vorticity (0-3000m) horiz: 4.3 stream: 3.3 10^-3/s Energy-Hel index: 0.12 Bulk Rich Number: 25.79 Bulk Shear: 21.24 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 57 4 9 11| 5.0 0.0 5.0| 16.8 0.0 16.8 33.6 0.77| 7.3 5.6 1000 103 5 25 9| 4.2 0.0 4.2| 25.9 0.0 25.9 25.9 0.73| 6.6 4.8 1500 106 7 34 9| 2.8 1.1 3.9| 29.4 0.0 29.4 19.6 0.67| 5.5 3.7 2000 108 8 42 9| 2.6 0.8 3.4| 36.5 0.0 36.5 18.3 0.71| 4.8 3.4 2500 113 9 49 9| 2.5 0.7 3.2| 43.4 0.0 43.4 17.4 0.74| 4.5 3.3 3000 119 10 58 8| 2.4 0.5 3.0| 50.1 0.0 50.1 16.7 0.76| 4.3 3.3 4000 129 11 72 7| 1.9 0.4 2.3| 54.2 0.0 54.2 13.5 0.78| 3.5 2.7 5000 135 12 84 7| 1.6 0.3 1.9| 56.5 0.0 56.5 11.3 0.78| 2.9 2.3 6000 141 12 94 6| 1.3 0.3 1.6| 58.6 0.0 58.6 9.8 0.79| 2.6 2.0 Wrote GIF file: /home/apache/climate/data/raob//VVDN/skewt/VVDN.skewt.20251103.12.gif