UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050100.upa.cvt Date: 0000Z 1 MAY 25 Searching for VVDN... Searching the city database file for: VVDN ... Date:0000Z 1 MAY 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 27.0 22.9 78 4.1 24.0 0 0 299.1 302.3 296.8 350.6 17.63 1 1000 114 25.8 22.6 83 3.2 23.5 0 0 299.0 302.1 296.7 350.1 17.52 2 966 419 24.0 22.9 94 1.1 23.2 67 2 300.1 303.5 297.5 354.4 18.50 3 925 799 22.0 20.1 89 1.9 20.6 150 5 301.8 304.8 296.5 349.6 16.22 4 850 1531 18.0 14.1 78 3.9 15.4 110 9 305.0 307.2 294.5 340.8 11.99 5 840 1632 17.4 14.5 83 2.9 15.4 106 9 305.4 307.7 295.0 342.7 12.46 6 812 1922 17.4 7.4 52 10.0 11.3 94 9 308.4 309.9 292.4 332.7 7.98 7 739 2722 13.2 1.2 44 12.0 6.6 60 8 312.2 313.3 291.7 329.9 5.65 8 704 3129 10.0 2.0 57 8.0 5.5 42 7 313.0 314.2 292.4 332.7 6.29 9 700 3176 10.0 -2.0 43 12.0 3.8 40 7 313.6 314.5 291.3 328.5 4.72 10 684 3368 9.6 -12.4 20 22.0 0.3 42 7 315.2 315.6 289.5 322.3 2.15 11 665 3601 8.6 -14.4 18 23.0 -0.7 44 6 316.6 317.0 289.6 322.9 1.88 12 633 4006 6.6 -29.4 6 36.0 -4.0 47 6 318.8 318.9 289.0 320.7 0.53 13 546 5203 -0.5 -24.5 14 24.0 -8.0 58 4 324.2 324.4 291.0 327.6 0.96 14 544 5232 -0.9 -10.9 47 10.0 -5.3 59 4 324.0 324.6 292.9 334.3 3.06 15 537 5335 -2.1 -7.1 69 5.0 -4.4 60 4 323.8 324.6 293.7 337.6 4.18 16 525 5515 -2.5 -14.5 39 12.0 -7.2 61 4 325.4 325.9 292.7 333.5 2.37 17 516 5652 -3.3 -8.3 68 5.0 -5.6 63 3 326.1 326.9 294.1 339.3 3.97 18 500 5900 -4.5 -22.5 23 18.0 -10.3 65 3 327.6 327.8 292.3 332.0 1.26 19 499 5916 -4.5 -24.5 19 20.0 -10.6 64 3 327.7 328.0 292.1 331.5 1.05 20 481 6204 -5.9 -31.9 11 26.0 -12.5 41 3 329.5 329.6 292.1 331.5 0.55 21 475 6302 -6.7 -19.7 35 13.0 -11.2 33 3 329.7 330.0 293.2 335.6 1.69 22 461 6534 -8.1 -30.1 15 22.0 -13.8 14 4 330.8 330.9 292.6 333.3 0.68 23 438 6929 -10.7 -37.7 9 27.0 -16.3 342 4 332.3 332.4 292.7 333.6 0.34 24 433 7017 -11.5 -24.5 33 13.0 -15.3 335 4 332.4 332.7 293.5 336.8 1.21 25 431 7053 -11.7 -25.7 30 14.0 -15.6 332 4 332.6 332.8 293.4 336.6 1.09 26 429 7088 -12.1 -19.1 56 7.0 -14.5 329 4 332.5 332.9 294.2 339.5 1.97 27 427 7124 -12.5 -24.5 36 12.0 -16.0 326 4 332.5 332.7 293.6 336.9 1.23 28 424 7178 -12.9 -18.9 61 6.0 -14.9 322 4 332.6 333.0 294.3 339.8 2.03 29 422 7214 -12.9 -23.9 39 11.0 -16.1 319 5 333.1 333.3 293.8 337.8 1.31 30 415 7341 -13.3 -26.3 33 13.0 -16.9 308 5 334.2 334.4 293.9 338.1 1.08 31 406 7507 -14.7 -21.7 55 7.0 -16.9 294 5 334.5 334.8 294.4 340.4 1.66 32 402 7582 -14.9 -28.9 29 14.0 -18.4 288 5 335.1 335.3 293.9 338.4 0.87 33 400 7620 -15.1 -29.1 29 14.0 -18.6 285 5 335.4 335.5 294.0 338.6 0.86 34 392 7773 -16.1 -35.1 18 19.0 -20.0 284 5 336.0 336.1 293.8 337.9 0.49 35 389 7830 -16.3 -42.3 9 26.0 -20.7 284 6 336.5 336.5 293.7 337.4 0.24 36 360 8409 -20.1 -27.1 54 7.0 -21.8 281 7 338.9 339.2 295.1 343.2 1.15 37 346 8703 -21.5 -31.5 40 10.0 -23.7 280 8 340.9 341.1 295.3 343.9 0.79 38 345 8724 -21.5 -32.5 36 11.0 -23.8 280 8 341.2 341.3 295.3 343.9 0.72 39 300 9740 -28.9 -42.9 25 14.0 -30.7 275 11 344.6 344.7 295.7 345.8 0.29 40 297 9812 -29.7 -46.7 18 17.0 -31.6 277 11 344.5 344.6 295.6 345.3 0.19 41 282 10180 -32.5 -42.5 36 10.0 -33.7 285 10 345.6 345.7 296.0 346.9 0.32 42 276 10331 -33.5 -54.5 10 21.0 -35.1 289 9 346.3 346.3 295.9 346.7 0.08 43 270 10486 -34.1 -53.1 13 19.0 -35.6 292 9 347.6 347.7 296.2 348.1 0.10 44 250 11020 -38.9 -53.9 19 15.0 -39.9 305 7 348.2 348.3 296.3 348.7 0.10 45 200 12500 -51.7 -64.7 20 13.0 -52.0 300 13 350.9 350.9 296.8 351.0 0.03 46 185 13001 -55.9 -67.9 21 12.0 -56.1 296 12 352.0 352.0 297.1 352.1 0.02 47 173 13424 -60.1 -65.1 52 5.0 -60.2 292 12 351.9 351.9 297.1 352.0 0.03 48 150 14300 -66.9 -74.9 31 8.0 -67.0 285 11 354.8 354.8 297.7 354.9 0.01 49 118 15714 -78.5 -83.3 45 4.8 -78.5 223 13 358.7 358.7 298.4 358.7 0.00 50 100 16650 -82.9 -87.9 42 5.0 -82.9 180 15 367.6 367.6 300.1 367.6 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5786.00 m Freezing level: 552.13 mb = 5118.62 m = 16793.16 ft Wetbulb zero: 678.21 mb = 3438.07 m = 11279.61 ft Precipitable water: 1.67 inches Sfc-500 mean rel hum: 47.18 % Est. max temperature: 32.36 C = 90.26 F Sfc-Lift cond lev (LCL): 953.74 mb = 530.93 m = 1741.88 ft T: 23.41 C 700-500 lapse rate: 5.32 C/km ThetaE index: 13.52 C Layer 925.0- 840.0 mb Conv cond level (CCL): 902.44 mb = 1012.74 m = 3322.59 ft Mean mixing ratio: 17.39 g/kg Conv temperature: 30.62 C = 87.12 F Cap Strength: 1.01 C Lifted Index: -2.06 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.32 C Lifted Index @700 mb: -0.98 C Showalter Index: 1.93 C Risk: Showers probable Total Totals Index: 41.10 C Risk: None Vertical Totals Index: 22.50 C Cross Totals Index: 18.60 C K Index: 24.60 Risk: 20-40 % chance of thunderstorms Sweat Index: 190.20 Risk: None Energy Index: -1.64 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 530.10 J/kg Max Up Vert Vel: 32.56 m/s Conv Inhibition (B-): 16.05 J/kg Cap Strength: 1.01 C Lift Cond Lev (LCL): 933.54 mb = 718.49 m = 2357.23 ft Lev Free Conv (LFC): 848.54 mb = 1545.72 m = 5071.20 ft Equ Level (EL): 828.54 mb = 1749.83 m = 5740.86 ft B at Equ Level: 13.80 J/kg Max Parcel Lev (MPL): 768.54 mb = 2389.29 m = 7838.79 ft Wind level data Storm motion: 104 at 4 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 0 0 -0.0 -0.0 | 284 4 4.1 -1.0 1 1000 114 0 0 -0.0 -0.0 | 284 4 4.1 -1.0 2 925 799 150 5 -2.5 4.3 | 206 4 1.6 3.3 3 850 1531 110 9 -8.5 3.1 | 115 5 -4.3 2.0 4 700 3176 40 7 -4.5 -5.4 | 3 6 -0.4 -6.4 5 500 5900 65 3 -2.7 -1.3 | 329 3 1.4 -2.3 6 400 7620 285 5 4.8 -1.3 | 285 9 8.9 -2.3 7 300 9740 275 11 11.0 -1.0 | 278 15 15.1 -2.0 8 250 11020 305 7 5.7 -4.0 | 297 11 9.9 -5.0 9 200 12500 300 13 11.3 -6.5 | 296 17 15.4 -7.5 10 150 14300 285 11 10.6 -2.8 | 285 15 14.7 -3.9 11 100 16650 180 15 0.0 15.0 | 196 15 4.1 14.0 Wind Parameters Mean winds (0-6000m): 74.1 at 5.7 knts Storm direction: 104.1 at 4.2 knts Shear (0-3000m) pos: 1.1 neg: 1.6 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 87.1 deg Storm rel helicity (0-3000m) pos: 2.0 neg: -18.0 tot: -16.0 m^2/s^2 ave: -5.3 10^-3 m/s^2 rel: -0.63 Storm rel vorticity (0-3000m) horiz: 4.1 stream: -2.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 192.60 Bulk Shear: 2.75 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 86 1 290 3| 3.0 0.0 3.0| 2.0 0.0 2.0 4.0 0.54| 3.8 2.0 1000 148 3 242 3| 3.2 0.0 3.2| 2.0 -2.0 0.0 0.0 -0.19| 5.3 -1.0 1500 132 4 203 2| 2.1 1.5 3.6| 2.0 -6.5 -4.5 -3.0 -0.42| 5.1 -2.2 2000 119 5 158 2| 1.6 1.6 3.2| 2.0 -10.5 -8.4 -4.2 -0.53| 4.7 -2.5 2500 109 6 121 2| 1.3 1.7 2.9| 2.0 -14.2 -12.1 -4.9 -0.59| 4.4 -2.6 3000 101 6 93 2| 1.1 1.6 2.7| 2.0 -18.0 -16.0 -5.3 -0.63| 4.1 -2.6 4000 86 6 56 3| 0.9 1.2 2.1| 2.0 -19.6 -17.6 -4.4 -0.62| 3.4 -2.1 5000 78 6 39 3| 0.8 1.0 1.8| 2.0 -20.4 -18.4 -3.7 -0.60| 2.9 -1.7 6000 74 6 27 3| 0.7 0.8 1.5| 2.1 -21.3 -19.2 -3.2 -0.60| 2.6 -1.5 Wrote GIF file: /home/apache/climate/data/raob//VVDN/skewt/VVDN.skewt.20250501.00.gif