UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025113012.upa.cvt Date: 1200Z 30 NOV 25 Searching for VVTS... Searching the city database file for: VVTS ... Date:1200Z 30 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 1010 19 26.4 21.9 76 4.5 23.2 270 1 298.7 301.7 296.0 347.0 16.60 1 1003 66 28.8 20.8 62 8.0 23.0 267 5 301.7 304.6 296.1 347.7 15.60 2 1000 87 28.8 20.8 62 8.0 23.0 265 7 302.0 304.8 296.2 348.1 15.65 3 950 542 26.2 16.2 54 10.0 19.4 265 6 303.8 306.0 294.4 340.3 12.28 4 925 777 24.2 15.2 57 9.0 18.1 265 5 304.1 306.2 294.1 339.3 11.82 5 850 1511 18.2 15.9 86 2.3 16.7 20 3 305.2 307.7 295.6 345.5 13.49 6 835 1664 17.6 15.3 86 2.3 16.0 24 3 306.1 308.6 295.7 345.8 13.21 7 769 2364 14.6 10.3 75 4.3 11.9 41 3 310.2 312.1 294.7 341.7 10.29 8 742 2667 14.2 -8.8 19 23.0 3.7 48 3 313.0 313.5 289.2 321.5 2.65 9 724 2874 13.0 -12.0 16 25.0 2.2 53 3 313.8 314.2 289.0 320.7 2.10 10 700 3157 11.6 -9.4 22 21.0 2.1 60 3 315.3 315.8 290.0 324.1 2.68 11 689 3289 10.0 1.0 54 9.0 5.0 61 3 315.0 316.1 292.7 333.9 5.98 12 686 3325 9.4 4.9 73 4.5 6.7 62 3 314.7 316.2 294.2 339.6 7.95 13 679 3411 10.2 -11.8 20 22.0 0.7 62 4 316.5 317.0 290.0 324.0 2.28 14 660 3646 9.0 4.1 71 4.9 6.1 64 4 317.8 319.3 294.9 342.5 7.81 15 641 3888 8.0 -7.0 34 15.0 0.8 67 5 319.3 320.0 291.9 330.8 3.53 16 630 4031 7.2 2.3 71 4.9 4.4 68 5 320.0 321.4 295.0 343.0 7.19 17 607 4336 5.6 0.6 70 5.0 2.8 71 6 321.5 322.8 295.0 342.8 6.60 18 594 4513 5.8 -2.2 56 8.0 1.5 72 6 323.8 324.8 294.7 341.7 5.49 19 500 5900 -3.9 -8.4 71 4.5 -6.0 85 9 328.3 329.1 294.8 342.0 4.06 20 439 6911 -11.7 -12.9 91 1.2 -12.2 100 10 330.9 331.5 294.8 341.9 3.23 21 423 7196 -12.3 -18.3 61 6.0 -14.4 104 10 333.6 334.1 294.6 341.2 2.14 22 400 7620 -15.7 -20.1 69 4.4 -17.1 110 11 334.6 335.0 294.7 341.5 1.94 23 399 7639 -15.9 -20.4 68 4.5 -17.3 110 11 334.6 334.9 294.6 341.3 1.89 24 391 7792 -16.1 -31.1 26 15.0 -19.6 107 11 336.2 336.4 294.1 339.0 0.73 25 381 7987 -17.3 -33.3 23 16.0 -20.7 104 12 337.2 337.3 294.2 339.5 0.61 26 378 8046 -17.7 -29.7 34 12.0 -20.5 103 12 337.4 337.6 294.4 340.6 0.86 27 374 8126 -18.1 -32.1 28 14.0 -21.2 102 12 337.9 338.0 294.4 340.5 0.69 28 365 8308 -19.1 -48.1 6 29.0 -23.1 99 12 338.9 339.0 294.2 339.5 0.13 29 355 8514 -21.1 -27.1 58 6.0 -22.6 95 13 338.9 339.2 295.1 343.3 1.17 30 349 8640 -21.5 -41.5 15 20.0 -24.6 93 13 340.1 340.1 294.6 341.2 0.29 31 342 8790 -22.7 -32.7 40 10.0 -24.7 91 13 340.4 340.5 295.1 343.1 0.71 32 339 8855 -23.1 -43.1 14 20.0 -26.0 90 13 340.7 340.8 294.7 341.7 0.25 33 331 9029 -24.3 -35.3 35 11.0 -26.3 87 14 341.4 341.5 295.2 343.6 0.57 34 328 9096 -24.7 -44.7 14 20.0 -27.3 86 14 341.7 341.8 295.0 342.6 0.22 35 300 9740 -29.7 -44.7 22 15.0 -31.4 75 15 343.5 343.6 295.4 344.5 0.24 36 276 10327 -33.3 -53.3 12 20.0 -34.9 73 13 346.6 346.6 296.0 347.0 0.10 37 250 11010 -39.7 -52.7 24 13.0 -40.6 70 11 347.0 347.1 296.1 347.5 0.12 38 239 11317 -41.9 -52.9 29 11.0 -42.6 76 11 348.2 348.2 296.4 348.7 0.12 39 200 12500 -51.7 -65.7 17 14.0 -52.0 100 11 350.9 350.9 296.8 351.0 0.03 40 177 13280 -58.5 -73.5 13 15.0 -58.7 83 13 352.2 352.2 297.1 352.3 0.01 41 150 14300 -66.7 -80.7 12 14.0 -66.8 60 15 355.2 355.2 297.7 355.2 0.00 42 117 15760 -78.3 -84.3 37 6.0 -78.3 81 22 359.9 359.9 298.7 359.9 0.00 43 100 16650 -80.9 -90.9 17 10.0 -80.9 95 27 371.4 371.4 300.8 371.4 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5813.00 m Freezing level: 537.79 mb = 5342.53 m = 17527.78 ft Wetbulb zero: 575.39 mb = 4769.64 m = 15648.22 ft Precipitable water: 1.89 inches Sfc-500 mean rel hum: 60.06 % Est. max temperature: 32.78 C = 91.00 F Sfc-Lift cond lev (LCL): 946.20 mb = 577.50 m = 1894.68 ft T: 25.90 C 700-500 lapse rate: 5.65 C/km ThetaE index: 25.04 C Layer 769.0- 700.0 mb Conv cond level (CCL): 729.91 mb = 2805.42 m = 9204.01 ft Mean mixing ratio: 13.35 g/kg Conv temperature: 41.29 C = 106.32 F Cap Strength: 3.96 C Lifted Index: 1.76 C Risk: Showers probable Lifted Index @300 mb: 2.74 C Lifted Index @700 mb: 3.08 C Showalter Index: 0.71 C Risk: Thunderstorms probable Total Totals Index: 41.90 C Risk: None Vertical Totals Index: 22.10 C Cross Totals Index: 19.80 C K Index: 17.00 Risk: < 20 % chance of thunderstorms Sweat Index: 205.80 Risk: None Energy Index: -0.72 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.45 J/kg Max Up Vert Vel: 4.35 m/s Conv Inhibition (B-): 2675.83 J/kg Cap Strength: 3.90 C Lift Cond Lev (LCL): 844.53 mb = 1566.32 m = 5138.78 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 94 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 1010 19 270 1 1.0 -0.0 | 273 5 4.7 -0.2 1 1000 87 265 7 7.0 0.6 | 268 11 10.7 0.4 2 925 777 265 5 5.0 0.4 | 269 9 8.7 0.2 3 850 1511 20 3 -1.0 -2.8 | 318 4 2.7 -3.1 4 700 3157 60 3 -2.6 -1.5 | 327 2 1.1 -1.7 5 500 5900 85 9 -9.0 -0.8 | 79 5 -5.2 -1.0 6 400 7620 110 11 -10.3 3.8 | 118 7 -6.6 3.5 7 300 9740 75 15 -14.5 -3.9 | 69 12 -10.8 -4.1 8 250 11010 70 11 -10.3 -3.8 | 59 8 -6.6 -4.0 9 200 12500 100 11 -10.8 1.9 | 103 7 -7.1 1.7 10 150 14300 60 15 -13.0 -7.5 | 50 12 -9.3 -7.7 11 100 16650 95 27 -26.9 2.4 | 95 23 -23.2 2.1 Wind Parameters Mean winds (0-6000m): 63.6 at 5.0 knts Storm direction: 93.6 at 3.7 knts Shear (0-3000m) pos: 1.5 neg: 0.8 tot: 2.3 10-3/s Storm rel Dir Shear (0-3000m): 54.1 deg Storm rel helicity (0-3000m) pos: 12.9 neg: -1.1 tot: 11.8 m^2/s^2 ave: 3.9 10^-3 m/s^2 rel: 0.35 Storm rel vorticity (0-3000m) horiz: 3.1 stream: 1.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.62 Bulk Shear: 15.32 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 ------------------------------------------------------------------------------- 500 265 6 268 10| 0.0 4.9 4.9| 0.2 -1.1 -0.9 -1.9 -0.08| 7.3 -0.6 1000 268 6 270 9| 1.8 2.4 4.3| 6.9 -1.1 5.8 5.8 0.23| 5.6 1.3 1500 275 5 274 9| 2.6 1.6 4.2| 12.5 -1.1 11.3 7.6 0.36| 5.5 2.0 2000 289 4 282 8| 2.0 1.2 3.3| 12.7 -1.1 11.6 5.8 0.36| 4.3 1.5 2500 305 4 290 8| 1.7 1.0 2.7| 12.9 -1.1 11.8 4.7 0.36| 3.6 1.3 3000 321 4 298 7| 1.5 0.8 2.3| 12.9 -1.1 11.8 3.9 0.35| 3.1 1.1 4000 1 4 319 6| 1.4 0.6 2.0| 13.9 -1.1 12.8 3.2 0.41| 2.6 1.0 5000 41 4 346 4| 1.3 0.5 1.8| 15.4 -1.1 14.3 2.9 0.45| 2.3 1.0 6000 64 5 17 3| 1.3 0.4 1.7| 17.5 -1.1 16.4 2.7 0.47| 2.1 1.0 Wrote GIF file: /home/apache/climate/data/raob//VVTS/skewt/VVTS.skewt.20251130.12.gif