UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112612.upa.cvt Date: 1200Z 26 NOV 25 Searching for VVTS... Searching the city database file for: VVTS ... Date:1200Z 26 NOV 25 Station: VVTS WMO ident: 48900 Latitude: 10.82 Longitude: 106.67 Elevation: 19.00 ------------------------------------------------------------------------------- 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 19 27.2 21.2 70 6.0 22.9 275 1 299.6 302.5 295.7 346.0 15.90 1 1004 55 28.0 20.0 62 8.0 22.3 272 4 300.8 303.5 295.3 344.3 14.82 2 1000 84 27.8 19.8 62 8.0 22.2 270 7 301.0 303.6 295.3 344.1 14.69 3 980 263 27.4 17.4 54 10.0 20.5 284 9 302.3 304.7 294.4 340.3 12.86 4 925 772 22.8 16.8 69 6.0 18.7 325 15 302.6 305.0 294.7 341.4 13.12 5 850 1504 16.8 15.4 91 1.4 15.8 10 11 303.7 306.2 294.9 342.6 13.06 6 804 1976 13.2 12.6 96 0.6 12.8 30 9 304.8 306.9 294.1 339.1 11.48 7 787 2157 15.6 7.6 59 8.0 10.7 38 9 309.2 310.8 293.0 334.8 8.35 8 744 2633 13.8 4.8 55 9.0 8.5 58 7 312.3 313.7 293.0 334.9 7.27 9 733 2759 13.0 8.5 74 4.5 10.2 63 6 312.7 314.6 294.8 342.3 9.55 10 700 3145 10.8 1.8 54 9.0 5.8 80 5 314.4 315.6 292.8 334.1 6.24 11 622 4121 6.0 -4.0 49 10.0 0.9 69 7 319.8 320.6 292.9 334.6 4.57 12 614 4227 6.2 -7.8 36 14.0 -0.4 68 7 321.2 321.8 292.4 332.6 3.46 13 513 5677 -2.3 -22.3 20 20.0 -8.9 52 11 327.8 328.1 292.3 332.2 1.25 14 500 5880 -3.5 -21.5 23 18.0 -9.5 50 11 328.8 329.0 292.7 333.6 1.37 15 496 5943 -4.1 -20.1 28 16.0 -9.6 51 12 328.8 329.1 292.9 334.3 1.56 16 483 6152 -5.7 -10.7 68 5.0 -7.9 55 14 329.3 330.0 294.6 341.2 3.50 17 473 6316 -6.7 -19.7 35 13.0 -11.2 57 16 330.1 330.4 293.3 336.0 1.70 18 446 6772 -9.1 -21.1 37 12.0 -13.0 65 22 332.6 333.0 293.9 338.3 1.59 19 443 6824 -9.1 -25.1 26 16.0 -13.9 66 23 333.3 333.5 293.7 337.4 1.12 20 438 6912 -8.7 -35.7 9 27.0 -14.9 68 24 334.9 335.0 293.4 336.5 0.42 21 420 7236 -10.3 -50.3 2 40.0 -16.7 73 28 336.9 336.9 293.6 337.2 0.09 22 400 7610 -12.7 -42.7 6 30.0 -18.1 80 33 338.5 338.5 294.1 339.4 0.22 23 365 8303 -16.7 -51.7 3 35.0 -21.5 75 26 342.1 342.1 294.9 342.5 0.09 24 339 8852 -21.1 -53.1 4 32.0 -24.9 71 20 343.4 343.5 295.2 343.8 0.08 25 336 8918 -21.5 -29.5 48 8.0 -23.4 71 20 343.8 344.0 296.1 347.5 0.99 26 312 9458 -26.7 -30.5 70 3.8 -27.5 67 14 343.9 344.1 296.1 347.5 0.97 27 300 9740 -28.7 -36.7 46 8.0 -30.0 65 11 344.9 345.0 296.0 347.1 0.55 28 297 9812 -29.3 -39.3 37 10.0 -30.7 67 11 345.1 345.2 295.9 346.8 0.43 29 273 10409 -34.5 -40.5 54 6.0 -35.3 86 7 346.0 346.0 296.1 347.6 0.41 30 250 11020 -38.3 -57.3 12 19.0 -39.4 105 3 349.1 349.1 296.5 349.4 0.07 31 219 11914 -46.5 -59.5 21 13.0 -47.0 105 17 349.9 349.9 296.7 350.2 0.06 32 214 12067 -47.3 -67.3 8 20.0 -47.9 105 20 351.0 351.0 296.8 351.1 0.02 33 200 12510 -51.3 -64.3 20 13.0 -51.7 105 27 351.5 351.5 297.0 351.7 0.03 34 190 12842 -53.3 -67.3 17 14.0 -53.6 109 28 353.5 353.5 297.4 353.6 0.02 35 185 13013 -54.7 -59.6 55 4.9 -54.8 112 29 353.9 354.0 297.5 354.2 0.07 36 184 13048 -54.9 -59.8 54 4.9 -55.1 112 29 354.2 354.2 297.6 354.5 0.07 37 150 14320 -66.3 -69.5 64 3.2 -66.3 130 33 355.9 355.9 297.9 356.0 0.02 38 147 14442 -67.5 -70.6 64 3.1 -67.5 128 34 355.9 355.9 297.9 355.9 0.02 39 129 15214 -74.5 -79.3 47 4.8 -74.5 115 40 356.8 356.8 298.1 356.9 0.01 40 110 16123 -81.5 -87.5 35 6.0 -81.5 99 48 360.3 360.3 298.8 360.3 0.00 41 100 16650 -86.3 -90.3 48 4.0 -86.3 90 52 361.0 361.0 298.9 361.0 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5796.00 m Freezing level: 540.33 mb = 5284.26 m = 17336.60 ft Wetbulb zero: 616.42 mb = 4194.41 m = 13761.03 ft Precipitable water: 1.75 inches Sfc-500 mean rel hum: 54.42 % Est. max temperature: 31.24 C = 88.23 F Sfc-Lift cond lev (LCL): 924.86 mb = 773.29 m = 2537.02 ft T: 22.79 C 700-500 lapse rate: 5.23 C/km ThetaE index: 8.19 C Layer 700.0- 622.0 mb Conv cond level (CCL): 831.85 mb = 1687.12 m = 5535.09 ft Mean mixing ratio: 13.34 g/kg Conv temperature: 31.79 C = 89.22 F Cap Strength: 3.37 C Lifted Index: 2.63 C Risk: None Lifted Index @300 mb: 4.44 C Lifted Index @700 mb: 2.64 C Showalter Index: 2.22 C Risk: Showers probable Total Totals Index: 39.20 C Risk: None Vertical Totals Index: 20.30 C Cross Totals Index: 18.90 C K Index: 26.70 Risk: 40-60 % chance of thunderstorms Sweat Index: 217.80 Risk: None Energy Index: -1.67 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.13 J/kg Max Up Vert Vel: 3.78 m/s Conv Inhibition (B-): 35.41 J/kg Cap Strength: 3.27 C Lift Cond Lev (LCL): 855.94 mb = 1443.75 m = 4736.65 ft Lev Free Conv (LFC): 810.94 mb = 1903.17 m = 6243.90 ft Equ Level (EL): 800.94 mb = 2008.37 m = 6589.06 ft B at Equ Level: 5.45 J/kg Max Parcel Lev (MPL): 790.94 mb = 2114.72 m = 6937.99 ft Wind level data Storm motion: 58 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 1009 19 275 1 1.0 -0.1 | 242 8 6.7 3.5 1 1000 84 270 7 7.0 -0.0 | 254 13 12.7 3.6 2 925 772 325 15 8.6 -12.3 | 301 17 14.3 -8.7 3 850 1504 10 11 -1.9 -10.8 | 333 8 3.8 -7.3 4 700 3145 80 5 -4.9 -0.9 | 196 3 0.8 2.7 5 500 5880 50 11 -8.4 -7.1 | 38 4 -2.7 -3.5 6 400 7610 80 33 -32.5 -5.7 | 85 27 -26.8 -2.2 7 300 9740 65 11 -10.0 -4.6 | 76 4 -4.3 -1.1 8 250 11020 105 3 -2.9 0.8 | 213 5 2.8 4.4 9 200 12510 105 27 -26.1 7.0 | 117 23 -20.4 10.6 10 150 14320 130 33 -25.3 21.2 | 142 32 -19.6 24.8 11 100 16650 90 52 -52.0 0.0 | 94 46 -46.3 3.6 Wind Parameters Mean winds (0-6000m): 27.8 at 9.0 knts Storm direction: 57.8 at 6.7 knts Shear (0-3000m) pos: 1.1 neg: 0.0 tot: 1.1 10-3/s Storm rel Dir Shear (0-3000m): -51.4 deg Storm rel helicity (0-3000m) pos: 83.3 neg: 0.0 tot: 83.3 m^2/s^2 ave: 27.8 10^-3 m/s^2 rel: 0.62 Storm rel vorticity (0-3000m) horiz: 7.0 stream: 4.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.31 Bulk Shear: 23.12 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 ------------------------------------------------------------------------------- 500 291 9 268 14| 11.5 0.0 11.5| 32.7 0.0 32.7 65.4 0.68| 14.0 9.5 1000 315 11 288 14| 6.8 0.0 6.8| 67.9 0.0 67.9 67.9 0.76| 11.9 9.0 1500 328 12 298 13| 3.8 0.0 3.8| 79.8 0.0 79.8 53.2 0.72| 10.3 7.4 2000 340 11 306 12| 2.5 0.0 2.5| 82.5 0.0 82.5 41.3 0.68| 8.8 6.0 2500 348 11 311 10| 1.7 0.0 1.7| 83.1 0.0 83.1 33.2 0.64| 7.8 5.0 3000 354 10 313 9| 1.1 0.0 1.1| 83.3 0.0 83.3 27.8 0.62| 7.0 4.4 4000 6 9 318 7| 0.9 0.2 1.0| 83.4 -0.9 82.5 20.6 0.55| 5.6 3.1 5000 19 9 329 5| 0.7 0.4 1.1| 83.4 -1.9 81.5 16.3 0.47| 4.8 2.2 6000 28 9 341 5| 0.6 0.7 1.2| 84.3 -3.1 81.2 13.5 0.42| 4.3 1.8 Wrote GIF file: /home/apache/climate/data/raob//VVTS/skewt/VVTS.skewt.20251126.12.gif