UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120212.upa.cvt Date: 1200Z 2 DEC 25 Searching for VVDN... Searching the city database file for: VVDN ... Date:1200Z 2 DEC 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 1012 7 24.2 22.1 88 2.1 22.7 355 5 296.3 299.4 295.4 344.7 16.77 1 1000 112 23.6 21.7 89 1.9 22.3 350 11 296.8 299.7 295.4 344.6 16.56 2 989 209 24.4 21.1 82 3.3 22.1 351 11 298.5 301.4 295.6 345.4 16.13 3 925 794 20.8 19.3 91 1.5 19.8 355 13 300.6 303.4 295.7 345.8 15.41 4 850 1524 16.8 16.8 100 0.0 16.8 35 11 303.7 306.4 295.8 346.2 14.31 5 735 2756 10.6 10.6 100 0.0 10.6 61 10 309.9 311.9 295.1 343.4 10.99 6 700 3164 9.6 9.6 100 0.0 9.6 70 9 313.1 315.2 295.8 346.5 10.79 7 666 3576 7.4 7.2 99 0.2 7.3 71 9 315.1 317.0 295.6 345.2 9.62 8 644 3852 6.4 2.4 76 4.0 4.1 71 9 317.0 318.4 294.2 339.5 7.09 9 632 4006 5.8 -15.2 20 21.0 -2.5 72 8 318.1 318.4 290.0 324.3 1.85 10 624 4110 5.6 -20.4 13 26.0 -3.6 72 8 319.0 319.2 289.7 323.1 1.21 11 620 4163 6.2 -31.8 5 38.0 -4.4 72 8 320.3 320.4 289.3 321.8 0.43 12 607 4337 7.0 -27.0 7 34.0 -3.8 72 8 323.1 323.3 290.5 325.6 0.69 13 533 5391 -0.9 -35.9 5 35.0 -9.4 74 7 325.9 326.0 290.9 327.2 0.33 14 500 5900 -2.7 -44.7 2 42.0 -11.1 75 7 329.7 329.8 291.8 330.3 0.14 15 497 5948 -2.9 -45.9 2 43.0 -11.3 77 7 330.1 330.1 291.9 330.6 0.13 16 485 6140 -4.1 -23.1 21 19.0 -10.3 84 8 330.9 331.2 293.2 335.3 1.23 17 451 6708 -7.1 -36.1 8 29.0 -13.8 105 9 334.1 334.2 293.2 335.6 0.39 18 427 7131 -9.9 -46.9 3 37.0 -16.3 121 10 335.8 335.8 293.4 336.3 0.13 19 400 7630 -14.1 -40.1 9 26.0 -19.0 140 11 336.7 336.7 293.8 337.8 0.29 20 324 9190 -26.7 -40.7 25 14.0 -28.7 129 15 340.2 340.3 294.7 341.5 0.34 21 304 9646 -30.5 -56.5 6 26.0 -32.5 126 17 341.1 341.1 294.6 341.3 0.06 22 300 9740 -31.3 -55.3 8 24.0 -33.1 125 17 341.3 341.3 294.7 341.6 0.07 23 292 9931 -32.9 -51.9 13 19.0 -34.5 130 17 341.6 341.7 294.8 342.1 0.11 24 291 9955 -33.1 -45.1 29 12.0 -34.3 131 17 341.7 341.7 295.0 342.6 0.23 25 290 9979 -33.1 -56.1 8 23.0 -34.7 132 17 342.0 342.0 294.8 342.3 0.07 26 285 10102 -33.7 -44.7 32 11.0 -34.8 135 18 342.9 342.9 295.3 343.9 0.25 27 270 10480 -35.7 -54.7 12 19.0 -37.0 145 18 345.3 345.3 295.7 345.7 0.08 28 250 11010 -40.5 -54.5 21 14.0 -41.3 160 19 345.9 345.9 295.8 346.2 0.09 29 244 11175 -41.5 -56.5 18 15.0 -42.3 163 20 346.8 346.8 296.0 347.1 0.07 30 242 11231 -41.7 -50.7 37 9.0 -42.3 164 20 347.3 347.3 296.2 347.9 0.15 31 221 11838 -47.5 -52.5 56 5.0 -47.7 177 22 347.5 347.5 296.2 348.0 0.13 32 217 11959 -48.7 -54.7 50 6.0 -49.0 179 23 347.4 347.5 296.1 347.9 0.10 33 214 12050 -49.1 -59.1 30 10.0 -49.4 181 23 348.2 348.2 296.3 348.5 0.06 34 210 12173 -50.1 -55.1 55 5.0 -50.3 183 24 348.5 348.6 296.4 349.0 0.10 35 209 12205 -50.5 -59.5 34 9.0 -50.8 184 24 348.4 348.4 296.3 348.6 0.06 36 206 12299 -51.3 -58.3 43 7.0 -51.5 186 24 348.6 348.6 296.4 348.9 0.07 37 204 12362 -51.7 -62.7 26 11.0 -52.0 187 24 348.9 348.9 296.4 349.1 0.04 38 200 12490 -52.7 -61.7 33 9.0 -52.9 190 25 349.3 349.3 296.5 349.5 0.05 39 177 13269 -58.9 -63.9 52 5.0 -59.0 198 19 351.6 351.6 297.0 351.7 0.04 40 150 14290 -67.1 -78.1 20 11.0 -67.2 210 11 354.5 354.5 297.6 354.5 0.01 41 142 14619 -69.7 -78.7 26 9.0 -69.8 198 11 355.6 355.6 297.8 355.6 0.01 42 130 15139 -73.5 -79.5 39 6.0 -73.5 178 12 357.8 357.8 298.2 357.9 0.01 43 100 16640 -82.1 -90.1 24 8.0 -82.1 120 13 369.1 369.1 300.4 369.1 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5788.00 m Freezing level: 541.43 mb = 5270.98 m = 17293.04 ft Wetbulb zero: 636.53 mb = 3947.58 m = 12951.21 ft Precipitable water: 2.00 inches Sfc-500 mean rel hum: 64.46 % Est. max temperature: 31.11 C = 87.99 F Sfc-Lift cond lev (LCL): 981.84 mb = 272.70 m = 894.69 ft T: 24.01 C 700-500 lapse rate: 4.50 C/km ThetaE index: 2.85 C Layer 735.0- 700.0 mb Conv cond level (CCL): 895.41 mb = 1074.68 m = 3525.82 ft Mean mixing ratio: 15.87 g/kg Conv temperature: 29.68 C = 85.42 F Cap Strength: 3.35 C Lifted Index: 1.91 C Risk: Showers probable Lifted Index @300 mb: -0.44 C Lifted Index @700 mb: 0.26 C Showalter Index: 1.62 C Risk: Showers probable Total Totals Index: 39.00 C Risk: None Vertical Totals Index: 19.50 C Cross Totals Index: 19.50 C K Index: 36.30 Risk: > 80 % chance of thunderstorms Sweat Index: 230.60 Risk: None Energy Index: -2.97 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 40.70 J/kg Max Up Vert Vel: 9.02 m/s Conv Inhibition (B-): 23.06 J/kg Cap Strength: 3.09 C Lift Cond Lev (LCL): 930.40 mb = 743.16 m = 2438.15 ft Lev Free Conv (LFC): 825.40 mb = 1772.94 m = 5816.67 ft Equ Level (EL): 705.40 mb = 3099.79 m = 10169.78 ft B at Equ Level: 27.23 J/kg Max Parcel Lev (MPL): 605.40 mb = 4358.57 m = 14299.61 ft Wind level data Storm motion: 76 at 7 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 1012 7 355 5 0.4 -5.0 | 294 8 7.3 -3.3 1 1000 112 350 11 1.9 -10.8 | 316 13 8.8 -9.2 2 925 794 355 13 1.1 -13.0 | 325 14 8.0 -11.3 3 850 1524 35 11 -6.3 -9.0 | 356 7 0.6 -7.3 4 700 3164 70 9 -8.5 -3.1 | 48 2 -1.6 -1.4 5 500 5900 75 7 -6.8 -1.8 | 323 0 0.1 -0.1 6 400 7630 140 11 -7.1 8.4 | 179 10 -0.2 10.1 7 300 9740 125 17 -13.9 9.8 | 148 13 -7.0 11.4 8 250 11010 160 19 -6.5 17.9 | 181 20 0.4 19.5 9 200 12490 190 25 4.3 24.6 | 203 29 11.2 26.3 10 150 14290 210 11 5.5 9.5 | 228 17 12.4 11.2 11 100 16640 120 13 -11.3 6.5 | 152 9 -4.4 8.2 Wind Parameters Mean winds (0-6000m): 46.4 at 9.4 knts Storm direction: 76.4 at 7.1 knts Shear (0-3000m) pos: 2.2 neg: 1.2 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): 103.9 deg Storm rel helicity (0-3000m) pos: 37.2 neg: 0.0 tot: 37.2 m^2/s^2 ave: 12.4 10^-3 m/s^2 rel: 0.65 Storm rel vorticity (0-3000m) horiz: 3.9 stream: 2.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 3.47 Bulk Shear: 11.73 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 ------------------------------------------------------------------------------- 500 352 11 317 12| 0.0 7.4 7.4| 13.8 0.0 13.8 27.7 0.68| 7.6 5.2 1000 354 12 321 13| 1.5 3.7 5.2| 23.2 0.0 23.2 23.2 0.71| 5.6 4.0 1500 2 12 327 12| 2.8 2.5 5.3| 32.8 0.0 32.8 21.8 0.68| 5.7 3.9 2000 11 11 334 11| 2.6 1.8 4.4| 34.9 0.0 34.9 17.4 0.67| 4.9 3.2 2500 18 11 339 10| 2.4 1.5 3.9| 36.3 0.0 36.3 14.5 0.66| 4.3 2.8 3000 24 11 344 9| 2.2 1.2 3.5| 37.2 0.0 37.2 12.4 0.65| 3.9 2.5 4000 34 10 351 7| 1.7 0.9 2.6| 37.5 -0.0 37.4 9.4 0.63| 3.1 2.0 5000 41 10 356 6| 1.4 0.7 2.1| 37.5 -0.0 37.4 7.5 0.61| 2.5 1.6 6000 46 9 359 5| 1.2 0.6 1.8| 37.5 -0.1 37.4 6.2 0.59| 2.2 1.3 Wrote GIF file: /home/apache/climate/data/raob//VVDN/skewt/VVDN.skewt.20251202.12.gif