UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025070912.upa.cvt Date: 1200Z 9 JUL 25 Searching for VTCC... Searching the city database file for: VTCC ... Date:1200Z 9 JUL 25 Station: VTCC WMO ident: 48327 Latitude: 18.78 Longitude: 98.98 Elevation: 314.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 38 SFC 970 314 32.2 18.2 43 14.0 22.3 240 2 308.0 310.6 296.5 349.4 13.68 2 925 736 28.2 16.2 48 12.0 19.9 290 11 308.1 310.5 295.8 346.3 12.62 3 850 1480 21.8 13.8 60 8.0 16.4 270 13 309.0 311.2 295.4 344.7 11.75 4 788 2132 16.4 10.4 68 6.0 12.6 295 21 310.0 311.9 294.5 340.8 10.10 5 700 3131 10.4 7.0 79 3.4 8.3 300 19 314.0 315.7 294.8 342.1 9.02 6 660 3620 7.8 7.8 100 0.0 7.8 300 20 316.4 318.4 296.2 348.1 10.12 7 621 4120 3.6 3.6 100 0.0 3.6 307 17 317.1 318.7 294.9 342.5 8.01 8 612 4239 4.0 4.0 100 0.0 4.0 309 16 318.9 320.6 295.6 345.5 8.37 9 599 4414 3.8 -1.2 70 5.0 1.1 318 13 320.7 321.8 294.2 339.6 5.86 10 545 5180 0.8 -5.2 64 6.0 -2.2 341 4 325.9 326.8 294.7 341.7 4.77 11 528 5435 -0.3 -7.3 59 7.0 -3.7 337 5 327.5 328.4 294.7 341.6 4.19 12 500 5870 -2.7 -8.7 63 6.0 -5.5 330 5 329.7 330.5 295.1 343.2 3.97 13 407 7468 -11.7 -19.7 51 8.0 -14.5 25 16 338.1 338.5 295.6 345.2 1.97 14 406 7487 -11.9 -19.9 51 8.0 -14.6 25 16 338.1 338.5 295.5 345.1 1.94 15 400 7600 -12.9 -19.9 56 7.0 -15.3 25 16 338.2 338.6 295.6 345.3 1.97 16 365 8291 -17.9 -20.9 77 3.0 -18.8 51 20 340.5 340.9 296.1 347.7 1.98 17 331 9016 -22.1 -31.1 44 9.0 -24.1 63 24 344.4 344.6 296.1 347.7 0.86 18 300 9730 -27.9 -32.9 62 5.0 -28.9 65 30 346.1 346.2 296.4 349.1 0.80 19 291 9949 -29.3 -34.0 64 4.7 -30.2 63 30 347.1 347.3 296.6 350.0 0.74 20 250 11020 -37.7 -42.1 63 4.4 -38.2 60 30 350.0 350.1 297.0 351.5 0.38 21 209 12230 -47.3 -51.9 59 4.6 -47.6 70 35 353.4 353.4 297.5 354.0 0.15 22 200 12520 -49.5 -55.5 49 6.0 -49.8 75 34 354.4 354.4 297.7 354.8 0.10 23 173 13453 -56.9 -62.9 47 6.0 -57.1 79 42 357.2 357.2 298.2 357.4 0.05 24 150 14340 -64.1 -69.1 50 5.0 -64.1 80 44 359.7 359.7 298.7 359.8 0.02 25 103 16545 -81.7 -84.6 61 2.9 -81.7 103 49 366.8 366.8 300.0 366.8 0.00 26 100 16710 -82.3 -85.1 62 2.8 -82.3 100 51 368.7 368.7 300.4 368.7 0.00 27 98 16823 -82.7 -85.8 59 3.1 -82.7 95 53 370.1 370.1 300.6 370.1 0.00 28 93 17115 -82.1 -84.9 62 2.8 -82.1 96 51 376.8 376.8 301.7 376.9 0.00 29 79 18034 -79.7 -84.0 49 4.3 -79.7 99 45 399.8 399.8 305.2 399.8 0.00 30 73 18490 -72.7 -78.7 40 6.0 -72.8 105 40 423.7 423.7 308.2 423.8 0.01 31 70 18740 -66.5 -74.5 32 8.0 -66.6 110 36 442.1 442.1 310.1 442.2 0.02 32 68 18915 -66.3 -75.3 27 9.0 -66.4 106 36 446.2 446.2 310.5 446.3 0.02 33 50 20770 -66.3 -77.3 20 11.0 -66.5 105 35 487.2 487.3 314.0 487.4 0.02 34 47 21146 -66.3 -78.3 17 12.0 -66.5 98 41 495.9 496.0 314.7 496.1 0.02 35 35 22958 -61.3 -77.3 10 16.0 -61.9 100 50 552.6 552.6 318.2 552.8 0.03 36 30 23940 -50.9 -71.9 7 21.0 -53.1 100 47 605.9 605.9 320.9 606.5 0.08 37 25 25125 -51.5 -73.5 6 22.0 -53.9 636.6 636.6 322.2 637.2 0.07 TRP 98 16823 -82.7 -85.8 59 3.1 -82.7 95 53 370.1 370.1 300.6 370.1 0.00 WND Sounding variables and indices 1000-500 mb thick: 5832.00 m Freezing level: 532.64 mb = 5365.14 m = 17601.96 ft Wetbulb zero: 581.00 mb = 4661.42 m = 15293.18 ft Precipitable water: 1.93 inches Sfc-500 mean rel hum: 70.30 % Est. max temperature: 33.63 C = 92.53 F Sfc-Lift cond lev (LCL): 792.34 mb = 2084.65 m = 6839.33 ft T: 16.79 C 700-500 lapse rate: 4.78 C/km ThetaE index: 8.54 C Layer 925.0- 700.0 mb Conv cond level (CCL): 731.80 mb = 2756.22 m = 9042.62 ft Mean mixing ratio: 12.67 g/kg Conv temperature: 36.64 C = 97.95 F Cap Strength: 2.05 C Lifted Index: 1.44 C Risk: Showers probable Lifted Index @300 mb: 2.31 C Lifted Index @700 mb: 0.71 C Showalter Index: 2.20 C Risk: Showers probable Total Totals Index: 41.00 C Risk: None Vertical Totals Index: 24.50 C Cross Totals Index: 16.50 C K Index: 34.90 Risk: 60-80 % chance of thunderstorms Sweat Index: 196.60 Risk: None Energy Index: -0.31 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 15.80 J/kg Max Up Vert Vel: 5.62 m/s Conv Inhibition (B-): 89.70 J/kg Cap Strength: 2.05 C Lift Cond Lev (LCL): 775.94 mb = 2262.07 m = 7421.41 ft Lev Free Conv (LFC): 650.94 mb = 3733.49 m = 12248.83 ft Equ Level (EL): 600.94 mb = 4387.72 m = 14395.24 ft B at Equ Level: 15.15 J/kg Max Parcel Lev (MPL): 550.94 mb = 5091.94 m = 16705.63 ft Wind level data Storm motion: 331 at 10 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 ---------------------------------------------------------- 0 970 314 240 2 1.7 1.0 | 162 10 -3.2 9.8 1 938 610 290 15 14.1 -5.1 | 248 10 9.2 3.7 2 925 736 290 11 10.3 -3.8 | 227 7 5.5 5.0 3 906 914 275 14 13.9 -1.2 | 230 12 9.1 7.6 4 876 1219 270 13 13.0 -0.0 | 223 12 8.1 8.8 5 850 1480 270 13 13.0 -0.0 | 223 12 8.1 8.8 6 816 1829 290 18 16.9 -6.2 | 258 12 12.0 2.7 7 787 2134 295 21 19.0 -8.9 | 270 14 14.1 -0.1 8 759 2438 295 21 19.0 -8.9 | 270 14 14.1 -0.1 9 733 2743 300 18 15.6 -9.0 | 271 11 10.7 -0.2 10 700 3131 300 19 16.5 -9.5 | 273 12 11.6 -0.7 11 656 3658 300 20 17.3 -10.0 | 275 12 12.4 -1.2 12 609 4267 310 16 12.3 -10.3 | 281 8 7.4 -1.5 13 565 4877 345 4 1.0 -3.9 | 142 6 -3.9 4.9 14 500 5870 330 5 2.5 -4.3 | 152 5 -2.4 4.5 15 486 6096 25 11 -4.6 -10.0 | 83 10 -9.5 -1.2 16 400 7600 25 16 -6.8 -14.5 | 64 13 -11.6 -5.7 17 399 7620 40 16 -10.3 -12.3 | 77 16 -15.2 -3.4 18 325 9144 65 25 -22.7 -10.6 | 86 28 -27.5 -1.8 19 300 9730 65 30 -27.2 -12.7 | 83 32 -32.1 -3.9 20 263 10668 55 31 -25.4 -17.8 | 73 32 -30.3 -9.0 21 250 11020 60 30 -26.0 -15.0 | 79 31 -30.9 -6.2 22 210 12192 70 35 -32.9 -12.0 | 85 38 -37.8 -3.2 23 200 12520 75 34 -32.8 -8.8 | 90 38 -37.7 0.0 24 166 13716 80 45 -44.3 -7.8 | 91 49 -49.2 1.0 25 150 14340 80 44 -43.3 -7.6 | 91 48 -48.2 1.2 26 129 15240 105 41 -39.6 10.6 | 114 49 -44.5 19.4 27 104 16459 105 48 -46.4 12.4 | 113 55 -51.2 21.2 28 100 16710 100 51 -50.2 8.9 | 108 58 -55.1 17.7 29 98 16823 95 53 -52.8 4.6 | 103 59 -57.7 13.4 30 76 18288 100 44 -43.3 7.6 | 109 51 -48.2 16.4 31 70 18740 110 36 -33.8 12.3 | 119 44 -38.7 21.1 32 59 19812 85 38 -37.9 -3.3 | 97 43 -42.7 5.5 33 50 20770 105 35 -33.8 9.1 | 115 43 -38.7 17.9 34 46 21336 95 44 -43.8 3.8 | 105 50 -48.7 12.6 35 36 22860 100 50 -49.2 8.7 | 108 57 -54.1 17.5 36 30 23940 100 47 -46.3 8.2 | 108 54 -51.2 17.0 37 27 24384 95 47 -46.8 4.1 | 104 53 -51.7 12.9 Wind Parameters Mean winds (0-6000m): 301.0 at 13.4 knts Storm direction: 331.0 at 10.1 knts Shear (0-3000m) pos: 3.1 neg: 0.5 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 112.0 deg Storm rel helicity (0-3000m) pos: 75.0 neg: -11.0 tot: 64.0 m^2/s^2 ave: 21.3 10^-3 m/s^2 rel: 0.56 Storm rel vorticity (0-3000m) horiz: 6.7 stream: 3.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 6.21 Bulk Shear: 2.55 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 ------------------------------------------------------------------------------- 500 287 10 219 8| 11.3 0.0 11.3| 38.8 -6.1 32.7 65.3 0.63| 20.4 12.8 1000 279 12 224 10| 5.6 1.6 7.2| 38.8 -11.0 27.8 27.8 0.45| 12.3 5.6 1500 279 13 228 10| 5.9 1.0 6.9| 61.2 -11.0 50.2 33.5 0.58| 10.6 6.1 2000 284 15 240 11| 5.3 0.8 6.1| 72.5 -11.0 61.5 30.8 0.61| 8.9 5.4 2500 287 16 247 11| 3.8 0.6 4.4| 73.4 -11.0 62.4 25.0 0.56| 7.8 4.4 3000 290 16 252 11| 3.1 0.5 3.7| 75.0 -11.0 64.0 21.3 0.56| 6.7 3.8 4000 294 17 259 11| 2.0 0.4 2.4| 79.0 -11.0 68.1 17.0 0.51| 5.9 3.0 5000 297 15 255 9| 0.9 0.4 1.3| 80.1 -11.8 68.3 13.7 0.34| 6.1 2.1 6000 301 13 254 7| 1.5 0.3 1.8| 80.9 -21.0 59.9 10.0 0.20| 6.1 1.2 Wrote GIF file: /home/apache/climate/data/raob//VTCC/skewt/VTCC.skewt.20250709.12.gif