UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042300.upa.cvt Date: 0000Z 23 APR 25 Searching for VVDN... Searching the city database file for: VVDN ... Date:0000Z 23 APR 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 26.2 22.1 78 4.1 23.3 145 1 298.6 301.6 296.1 347.6 16.83 1 1000 84 25.4 21.9 81 3.5 22.9 155 3 298.5 301.6 296.0 347.3 16.77 2 983 235 24.8 21.0 79 3.8 22.1 175 3 299.4 302.4 295.8 346.5 16.13 3 959 454 27.8 18.8 58 9.0 21.5 203 2 304.6 307.2 296.1 347.5 14.38 4 925 775 26.6 18.6 62 8.0 20.9 245 1 306.5 309.3 296.8 350.8 14.74 5 920 823 26.6 17.6 58 9.0 20.3 252 1 307.0 309.6 296.4 348.8 13.89 6 850 1518 21.8 15.8 69 6.0 17.7 355 7 309.0 311.5 296.5 349.7 13.40 7 749 2602 13.6 10.3 80 3.3 11.4 247 7 311.5 313.5 295.3 343.9 10.57 8 744 2659 13.8 5.8 58 8.0 9.0 242 7 312.3 313.8 293.4 336.5 7.80 9 723 2901 13.2 4.2 54 9.0 7.9 217 7 314.2 315.6 293.5 336.6 7.17 10 700 3173 12.0 -9.0 22 21.0 2.4 190 7 315.8 316.3 290.2 324.8 2.76 11 698 3197 11.8 -9.2 22 21.0 2.2 190 7 315.8 316.3 290.2 324.7 2.73 12 669 3550 9.0 -8.0 29 17.0 1.1 183 8 316.5 317.1 290.7 326.7 3.13 13 664 3612 8.2 -1.8 49 10.0 2.9 182 8 316.3 317.3 292.4 332.4 5.05 14 657 3699 8.0 -8.0 31 16.0 0.6 181 8 317.0 317.7 291.0 327.4 3.18 15 654 3737 7.6 -0.4 57 8.0 3.2 180 8 317.0 318.1 293.1 335.1 5.69 16 635 3979 6.4 -19.6 14 26.0 -3.0 176 9 318.3 318.6 289.6 322.7 1.27 17 587 4619 1.8 -19.2 19 21.0 -5.6 164 10 320.2 320.5 290.3 325.1 1.43 18 565 4927 1.4 -24.6 12 26.0 -6.8 158 11 323.2 323.4 290.7 326.5 0.92 19 539 5304 -0.9 -20.9 20 20.0 -7.7 151 12 324.9 325.2 291.6 329.6 1.34 20 532 5409 -1.1 -13.1 40 12.0 -6.1 149 12 325.9 326.4 293.0 334.8 2.62 21 518 5621 -2.9 -6.9 74 4.0 -4.8 145 12 326.2 327.1 294.5 340.9 4.41 22 509 5759 -4.1 -7.8 75 3.7 -5.8 143 13 326.4 327.2 294.4 340.3 4.18 23 500 5900 -4.5 -11.5 58 7.0 -7.5 140 13 327.6 328.2 293.9 338.3 3.17 24 487 6106 -5.3 -20.3 30 15.0 -10.4 143 12 329.0 329.4 292.9 334.5 1.56 25 460 6550 -8.1 -27.1 20 19.0 -13.4 149 11 331.0 331.1 292.9 334.2 0.90 26 427 7123 -11.3 -22.3 40 11.0 -14.7 158 9 334.0 334.3 294.1 339.4 1.50 27 405 7526 -13.3 -35.3 14 22.0 -18.0 164 7 336.5 336.6 293.9 338.3 0.47 28 400 7620 -13.9 -34.9 15 21.0 -18.4 165 7 336.9 337.0 294.0 338.8 0.49 29 377 8068 -17.7 -31.7 28 14.0 -20.8 169 7 337.7 337.8 294.4 340.3 0.71 30 319 9298 -27.5 -42.5 23 15.0 -29.5 181 5 340.6 340.6 294.7 341.7 0.28 31 300 9740 -29.3 -57.3 5 28.0 -31.6 185 5 344.1 344.1 295.4 344.3 0.06 32 285 10103 -32.3 -56.3 7 24.0 -34.1 182 5 344.9 344.9 295.6 345.2 0.07 33 278 10277 -33.3 -48.3 21 15.0 -34.7 181 5 345.9 345.9 295.9 346.6 0.17 34 257 10821 -38.5 -41.6 72 3.1 -38.8 177 5 346.1 346.2 296.1 347.6 0.39 35 253 10929 -39.1 -58.1 12 19.0 -40.1 176 5 346.7 346.8 296.0 347.0 0.06 36 250 11010 -39.5 -56.5 15 17.0 -40.5 175 5 347.3 347.4 296.1 347.7 0.07 37 204 12362 -51.9 -55.0 69 3.1 -52.0 321 5 348.6 348.6 296.4 349.1 0.11 38 200 12490 -52.7 -57.2 58 4.5 -52.8 335 5 349.3 349.3 296.5 349.7 0.08 39 161 13858 -63.1 -75.1 18 12.0 -63.2 24 7 354.1 354.1 297.5 354.2 0.01 40 150 14290 -66.3 -70.9 52 4.6 -66.4 40 7 355.9 355.9 297.9 356.0 0.02 41 147 14412 -67.3 -72.3 49 5.0 -67.4 42 8 356.2 356.2 298.0 356.3 0.01 42 111 16064 -75.7 -84.7 23 9.0 -75.7 66 16 370.2 370.3 300.6 370.3 0.00 43 100 16660 -79.7 -85.7 36 6.0 -79.7 75 19 373.7 373.7 301.2 373.8 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5816.00 m Freezing level: 549.17 mb = 5156.47 m = 16917.36 ft Wetbulb zero: 644.08 mb = 3862.73 m = 12672.83 ft Precipitable water: 1.78 inches Sfc-500 mean rel hum: 48.71 % Est. max temperature: 36.36 C = 97.45 F Sfc-Lift cond lev (LCL): 950.79 mb = 530.75 m = 1741.27 ft T: 27.51 C 700-500 lapse rate: 6.05 C/km ThetaE index: 13.21 C Layer 749.0- 723.0 mb Conv cond level (CCL): 781.55 mb = 2237.77 m = 7341.66 ft Mean mixing ratio: 15.13 g/kg Conv temperature: 38.30 C = 100.94 F Cap Strength: 5.00 C Lifted Index: -0.89 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.04 C Lifted Index @700 mb: 1.90 C Showalter Index: -1.41 C Risk: Thunderstorms probable Total Totals Index: 46.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 26.30 C Cross Totals Index: 20.30 C K Index: 21.10 Risk: 20-40 % chance of thunderstorms Sweat Index: 216.60 Risk: None Energy Index: -2.22 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 201.31 J/kg Max Up Vert Vel: 20.07 m/s Conv Inhibition (B-): 281.51 J/kg Cap Strength: 5.00 C Lift Cond Lev (LCL): 867.45 mb = 1339.54 m = 4394.77 ft Lev Free Conv (LFC): 632.45 mb = 4012.16 m = 13163.10 ft Equ Level (EL): 292.45 mb = 9920.30 m = 32546.52 ft B at Equ Level: 200.72 J/kg Max Parcel Lev (MPL): 162.45 mb = 13801.33 m = 45279.41 ft Wind level data Storm motion: 189 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 7 145 1 -0.6 0.8 | 17 5 -1.5 -4.8 1 1000 84 155 3 -1.3 2.7 | 37 4 -2.1 -2.9 2 925 775 245 1 0.9 0.4 | 360 5 0.0 -5.2 3 850 1518 355 7 0.6 -7.0 | 1 13 -0.3 -12.6 4 700 3173 190 7 1.2 6.9 | 195 1 0.3 1.3 5 500 5900 140 13 -8.4 10.0 | 115 10 -9.2 4.4 6 400 7620 165 7 -1.8 6.8 | 113 3 -2.7 1.2 7 300 9740 185 5 0.4 5.0 | 36 1 -0.4 -0.6 8 250 11010 175 5 -0.4 5.0 | 65 1 -1.3 -0.6 9 200 12490 335 5 2.1 -4.5 | 353 10 1.2 -10.1 10 150 14290 40 7 -4.5 -5.4 | 26 12 -5.4 -11.0 11 100 16660 75 19 -18.4 -4.9 | 61 22 -19.2 -10.5 Wind Parameters Mean winds (0-6000m): 158.9 at 7.6 knts Storm direction: 188.9 at 5.7 knts Shear (0-3000m) pos: 1.3 neg: 2.3 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): -123.4 deg Storm rel helicity (0-3000m) pos: 11.7 neg: -38.1 tot: -26.3 m^2/s^2 ave: -8.8 10^-3 m/s^2 rel: -0.39 Storm rel vorticity (0-3000m) horiz: 5.7 stream: -2.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 54.03 Bulk Shear: 3.73 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 ------------------------------------------------------------------------------- 500 172 2 20 4| 1.7 0.0 1.7| 1.4 -1.9 -0.5 -1.0 -0.17| 4.5 -0.8 1000 191 2 8 4| 1.9 0.0 1.9| 1.4 -4.3 -2.9 -2.9 -0.33| 3.9 -1.3 1500 339 3 359 8| 2.7 0.0 2.7| 11.7 -4.6 7.1 4.7 0.07| 5.2 0.4 2000 334 4 355 9| 2.0 1.4 3.4| 11.7 -21.8 -10.0 -5.0 -0.21| 5.4 -1.1 2500 314 5 345 9| 1.6 2.1 3.7| 11.7 -33.4 -21.6 -8.6 -0.34| 5.5 -1.9 3000 299 5 336 9| 1.3 2.3 3.6| 11.7 -38.1 -26.3 -8.8 -0.39| 5.7 -2.2 4000 203 6 285 1| 1.0 2.0 3.0| 11.7 -39.8 -28.1 -7.0 -0.43| 4.9 -2.1 5000 176 7 125 2| 0.8 1.8 2.6| 11.7 -42.6 -30.8 -6.2 -0.44| 4.3 -1.9 6000 159 8 112 4| 0.7 1.6 2.3| 12.1 -47.7 -35.6 -5.9 -0.44| 4.0 -1.8 Wrote GIF file: /home/apache/climate/data/raob//VVDN/skewt/VVDN.skewt.20250423.00.gif