UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112812.upa.cvt Date: 1200Z 28 NOV 25 Searching for VVTS... Searching the city database file for: VVTS ... Date:1200Z 28 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 26.0 20.0 70 6.0 21.8 265 3 298.4 301.1 294.6 341.2 14.74 1 1000 85 26.6 18.6 62 8.0 21.1 285 7 299.8 302.2 294.2 339.5 13.61 2 995 129 26.6 17.6 58 9.0 20.4 290 7 300.2 302.5 293.7 337.8 12.83 3 925 769 21.4 16.4 73 5.0 18.0 355 9 301.2 303.5 294.0 338.8 12.78 4 854 1457 16.8 14.0 84 2.8 15.0 218 13 303.3 305.5 294.0 338.5 11.85 5 850 1497 17.0 13.7 81 3.3 14.8 210 13 304.0 306.1 294.0 338.7 11.67 6 820 1804 18.2 8.2 52 10.0 12.0 225 12 308.4 309.9 292.7 333.8 8.35 7 779 2242 15.8 -0.2 34 16.0 7.2 246 10 310.3 311.3 290.4 325.5 4.84 8 768 2362 14.6 8.6 67 6.0 10.9 252 10 310.3 312.0 293.9 338.4 9.17 9 749 2574 13.6 -0.4 38 14.0 6.1 262 9 311.5 312.4 290.9 327.0 4.96 10 740 2676 12.8 3.8 54 9.0 7.6 267 9 311.7 313.0 292.4 332.8 6.81 11 734 2744 12.8 -2.2 35 15.0 5.0 270 8 312.4 313.2 290.7 326.4 4.43 12 710 3023 11.0 -5.0 32 16.0 3.2 284 7 313.4 314.1 290.3 325.2 3.71 13 700 3141 10.0 -5.0 34 15.0 2.7 290 7 313.6 314.3 290.5 325.6 3.76 14 694 3212 9.6 -5.4 34 15.0 2.3 293 7 313.9 314.6 290.5 325.7 3.68 15 644 3830 7.0 -22.0 11 29.0 -2.9 321 11 317.7 317.9 289.1 321.2 1.02 16 621 4129 5.8 -10.2 31 16.0 -1.3 334 13 319.7 320.2 291.5 329.0 2.83 17 615 4208 5.2 1.1 75 4.1 2.9 338 13 319.9 321.2 294.7 341.5 6.76 18 605 4342 5.0 -13.0 26 18.0 -2.6 344 14 321.1 321.6 291.4 328.9 2.32 19 591 4533 3.8 -18.2 18 22.0 -4.4 353 15 321.9 322.2 290.9 327.2 1.54 20 572 4797 1.6 -12.4 34 14.0 -4.3 5 17 322.3 322.9 292.0 331.0 2.58 21 564 4910 0.6 -1.8 84 2.4 -0.7 10 17 322.5 323.6 294.7 341.8 5.96 22 552 5083 -0.3 -4.9 71 4.6 -2.6 18 18 323.4 324.3 294.1 339.2 4.82 23 550 5112 -0.5 -3.3 81 2.8 -2.0 20 18 323.5 324.6 294.6 341.3 5.46 24 512 5682 -2.7 -5.8 79 3.1 -4.3 46 22 327.5 328.5 295.2 343.7 4.85 25 500 5870 -4.3 -6.4 85 2.1 -5.3 55 23 327.8 328.7 295.2 343.6 4.74 26 467 6405 -8.5 -8.6 99 0.1 -8.5 49 25 329.0 329.9 295.1 343.5 4.28 27 453 6641 -10.3 -12.0 87 1.7 -11.0 46 26 329.7 330.3 294.6 341.1 3.37 28 441 6848 -9.1 -27.1 22 18.0 -14.2 44 26 333.7 333.9 293.6 337.2 0.94 29 438 6901 -9.3 -32.3 14 23.0 -14.9 43 27 334.1 334.2 293.4 336.3 0.58 30 430 7044 -10.1 -22.1 37 12.0 -14.0 41 27 334.9 335.2 294.4 340.3 1.51 31 429 7062 -9.7 -37.7 8 28.0 -15.7 41 27 335.6 335.7 293.6 336.9 0.35 32 400 7600 -12.5 -33.5 16 21.0 -17.4 35 29 338.7 338.9 294.6 340.9 0.57 33 394 7715 -13.7 -28.7 27 15.0 -17.6 29 28 338.6 338.8 294.8 342.0 0.91 34 363 8333 -17.3 -50.3 4 33.0 -21.9 355 21 341.9 341.9 294.8 342.3 0.11 35 337 8885 -21.3 -31.3 40 10.0 -23.5 324 15 343.7 343.9 296.0 346.9 0.83 36 300 9730 -28.3 -42.3 25 14.0 -30.2 275 5 345.5 345.6 295.9 346.7 0.31 37 250 11010 -38.5 -56.5 13 18.0 -39.6 210 13 348.8 348.8 296.4 349.1 0.07 38 232 11518 -42.5 -67.5 5 25.0 -43.4 188 14 350.3 350.3 296.7 350.4 0.02 39 202 12435 -50.7 -63.7 20 13.0 -51.1 148 15 351.5 351.5 297.0 351.6 0.04 40 200 12500 -51.3 -62.3 26 11.0 -51.6 145 15 351.5 351.5 297.0 351.7 0.04 41 181 13140 -56.9 -60.5 64 3.6 -57.0 128 12 352.6 352.6 297.3 352.8 0.06 42 155 14102 -65.9 -69.8 58 3.9 -66.0 101 8 353.2 353.2 297.4 353.3 0.02 43 150 14300 -67.3 -73.3 42 6.0 -67.4 95 7 354.2 354.2 297.5 354.2 0.01 44 137 14839 -71.3 -77.3 40 6.0 -71.3 101 15 356.4 356.4 298.0 356.4 0.01 45 100 16630 -85.1 -89.6 44 4.5 -85.1 120 44 363.3 363.3 299.4 363.3 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5785.00 m Freezing level: 556.00 mb = 5025.40 m = 16487.33 ft Wetbulb zero: 671.90 mb = 3479.85 m = 11416.68 ft Precipitable water: 1.59 inches Sfc-500 mean rel hum: 53.18 % Est. max temperature: 30.81 C = 87.46 F Sfc-Lift cond lev (LCL): 924.60 mb = 772.72 m = 2535.14 ft T: 21.38 C 700-500 lapse rate: 5.24 C/km ThetaE index: 13.25 C Layer 820.0- 768.0 mb Conv cond level (CCL): 744.50 mb = 2624.71 m = 8611.15 ft Mean mixing ratio: 12.92 g/kg Conv temperature: 39.22 C = 102.59 F Cap Strength: 4.76 C Lifted Index: 3.06 C Risk: None Lifted Index @300 mb: 6.60 C Lifted Index @700 mb: 2.77 C Showalter Index: 3.00 C Risk: None Total Totals Index: 39.30 C Risk: None Vertical Totals Index: 21.30 C Cross Totals Index: 18.00 C K Index: 20.00 Risk: 20-40 % chance of thunderstorms Sweat Index: 213.40 Risk: None Energy Index: 0.94 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.37 J/kg Max Up Vert Vel: 2.96 m/s Conv Inhibition (B-): 3917.22 J/kg Cap Strength: 4.74 C Lift Cond Lev (LCL): 868.58 mb = 1311.06 m = 4301.31 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 42 at 9 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 19 265 3 3.0 0.3 | 232 12 9.2 7.3 1 1000 85 285 7 6.8 -1.8 | 248 14 13.0 5.2 2 925 769 355 9 0.8 -9.0 | 286 7 7.0 -1.9 3 850 1497 210 13 6.5 11.3 | 215 22 12.7 18.3 4 700 3141 290 7 6.6 -2.4 | 250 14 12.8 4.6 5 500 5870 55 23 -18.8 -13.2 | 64 14 -12.6 -6.2 6 400 7600 35 29 -16.6 -23.8 | 32 20 -10.4 -16.7 7 300 9730 275 5 5.0 -0.4 | 240 13 11.2 6.6 8 250 11010 210 13 6.5 11.3 | 215 22 12.7 18.3 9 200 12500 145 15 -8.6 12.3 | 173 19 -2.4 19.3 10 150 14300 95 7 -7.0 0.6 | 174 8 -0.8 7.6 11 100 16630 120 44 -38.1 22.0 | 132 43 -31.9 29.0 Wind Parameters Mean winds (0-6000m): 11.5 at 12.5 knts Storm direction: 41.5 at 9.4 knts Shear (0-3000m) pos: 3.5 neg: 3.1 tot: 6.6 10-3/s Storm rel Dir Shear (0-3000m): 17.2 deg Storm rel helicity (0-3000m) pos: 90.4 neg: -100.7 tot: -10.3 m^2/s^2 ave: -3.4 10^-3 m/s^2 rel: 0.02 Storm rel vorticity (0-3000m) horiz: 9.3 stream: 0.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.25 Bulk Shear: 17.74 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 ------------------------------------------------------------------------------- 500 306 7 257 12| 7.7 0.0 7.7| 27.8 0.0 27.8 55.5 0.84| 10.4 8.7 1000 324 8 268 11| 3.8 2.3 6.1| 32.5 -11.0 21.5 21.5 0.33| 10.8 3.6 1500 295 9 258 15| 2.6 6.3 8.9| 32.5-100.7 -68.2 -45.5 -0.26| 13.8 -3.5 2000 261 10 242 18| 3.3 4.7 8.0| 61.1-100.7 -39.6 -19.8 -0.11| 11.8 -1.3 2500 255 10 239 19| 3.5 3.8 7.3| 80.4-100.7 -20.3 -8.1 -0.03| 10.4 -0.3 3000 255 10 238 18| 3.5 3.1 6.6| 90.4-100.7 -10.3 -3.4 0.02| 9.3 0.2 4000 272 10 247 17| 3.7 2.4 6.1|121.4-100.7 20.7 5.2 0.15| 8.2 1.2 5000 308 11 268 15| 3.8 1.9 5.7|160.8-100.7 60.1 12.0 0.30| 7.9 2.3 6000 12 12 325 6| 3.5 1.6 5.1|203.3-102.7 100.7 16.8 0.39| 7.9 3.1 Wrote GIF file: /home/apache/climate/data/raob//VVTS/skewt/VVTS.skewt.20251128.12.gif