UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041912.upa.cvt Date: 1200Z 19 APR 25 Searching for VTCC... Searching the city database file for: VTCC ... Date:1200Z 19 APR 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 36 SFC 970 314 33.6 16.6 36 17.0 21.8 0 0 309.4 311.8 296.0 347.0 12.34 2 925 738 30.4 14.4 38 16.0 19.5 210 6 310.4 312.5 295.4 344.7 11.22 3 850 1486 23.4 12.4 50 11.0 16.1 235 5 310.7 312.7 295.1 343.4 10.70 4 761 2439 15.6 7.6 59 8.0 10.6 255 12 312.2 313.9 294.0 338.9 8.64 5 743 2642 14.4 6.4 59 8.0 9.5 252 11 313.0 314.6 293.9 338.3 8.14 6 700 3144 10.8 1.8 54 9.0 5.8 250 11 314.4 315.6 292.8 334.1 6.24 7 628 4036 4.4 -6.6 45 11.0 -0.8 250 22 317.0 317.8 291.5 329.1 3.71 8 593 4500 1.6 -8.4 47 10.0 -2.9 246 25 319.0 319.7 291.7 330.2 3.42 9 544 5191 -0.9 -28.9 10 28.0 -8.8 242 27 324.0 324.2 290.7 326.4 0.65 10 500 5860 -3.9 -34.9 7 31.0 -11.3 245 30 328.3 328.4 291.6 329.8 0.39 11 499 5876 -4.1 -38.1 5 34.0 -11.6 245 30 328.2 328.3 291.5 329.3 0.29 12 468 6380 -6.5 -32.5 11 26.0 -13.0 245 32 331.3 331.4 292.6 333.3 0.53 13 465 6430 -6.3 -25.3 21 19.0 -12.1 245 32 332.2 332.4 293.3 336.0 1.05 14 453 6634 -8.1 -19.1 41 11.0 -12.0 245 31 332.4 332.8 294.1 339.0 1.86 15 428 7073 -11.3 -43.3 5 32.0 -17.0 245 31 333.8 333.8 292.9 334.5 0.19 16 404 7514 -13.9 -50.9 3 37.0 -19.2 245 30 336.0 336.0 293.4 336.3 0.09 17 401 7571 -13.5 -59.5 1 46.0 -19.1 245 30 337.2 337.2 293.7 337.3 0.03 18 400 7590 -13.3 -59.3 1 46.0 -19.0 245 30 337.7 337.7 293.8 337.8 0.03 19 396 7666 -13.1 -59.1 1 46.0 -18.8 255 27 338.9 338.9 294.1 339.1 0.03 20 375 8078 -16.1 -61.1 1 45.0 -21.1 258 28 340.3 340.3 294.4 340.4 0.03 21 365 8282 -15.9 -60.9 1 45.0 -21.1 259 28 343.2 343.2 295.1 343.3 0.03 22 304 9625 -28.1 -62.1 2 34.0 -30.6 265 32 344.5 344.5 295.4 344.6 0.03 23 300 9720 -28.7 -63.7 2 35.0 -31.2 265 32 344.9 344.9 295.5 345.0 0.02 24 250 11000 -38.7 -67.7 3 29.0 -39.9 265 34 348.5 348.5 296.3 348.6 0.02 25 200 12490 -50.7 -76.7 3 26.0 -51.1 270 28 352.5 352.5 297.2 352.5 0.01 26 182 13098 -56.5 -75.5 7 19.0 -56.8 275 26 352.7 352.7 297.2 352.7 0.01 27 167 13639 -60.5 -79.5 7 19.0 -60.7 279 24 354.8 354.8 297.7 354.8 0.00 28 150 14300 -66.1 -76.1 23 10.0 -66.2 275 18 356.2 356.2 298.0 356.3 0.01 29 148 14381 -66.5 -76.5 23 10.0 -66.5 279 17 356.9 356.9 298.1 356.9 0.01 30 140 14715 -69.1 -82.1 14 13.0 -69.2 296 13 358.1 358.1 298.3 358.1 0.00 31 127 15293 -71.7 -91.7 4 20.0 -71.8 323 6 363.5 363.5 299.4 363.5 0.00 32 100 16670 -80.7 -93.7 10 13.0 -80.7 235 3 371.8 371.8 300.9 371.8 0.00 33 93 17076 -82.3 -96.3 7 14.0 -82.3 279 4 376.4 376.4 301.6 376.5 0.00 34 89 17322 -79.7 -96.7 4 17.0 -79.7 306 5 386.4 386.4 303.2 386.4 0.00 35 75 18277 -84.7 -99.7 5 15.0 -84.7 50 7 395.3 395.3 304.6 395.3 0.00 36 74 18350 -84.5 -98.5 7 14.0 -84.5 58 4 397.2 397.2 304.8 397.2 0.00 37 71 18581 -81.1 -96.1 6 15.0 -81.1 141 3 409.2 409.2 306.4 409.2 0.00 38 70 18660 -81.5 -97.5 5 16.0 -81.5 170 3 410.0 410.0 306.5 410.0 0.00 39 61 19435 -80.1 -97.1 4 17.0 -80.1 128 11 429.6 429.6 308.8 429.6 0.00 40 58 19724 -75.3 -96.3 2 21.0 -75.4 113 13 446.7 446.7 310.6 446.7 0.00 41 57 19826 -71.5 -94.5 2 23.0 -71.6 110 14 457.5 457.5 311.5 457.5 0.00 42 52 20373 -68.1 -97.1 1 29.0 -68.3 106 13 477.6 477.6 313.2 477.6 0.00 43 50 20610 -65.1 -95.1 1 30.0 -65.4 105 13 490.1 490.1 314.2 490.1 0.00 44 46 21126 -59.5 -90.5 1 31.0 -60.2 94 23 515.4 515.4 316.0 515.4 0.00 45 39 22157 -60.9 -91.9 1 31.0 -61.6 109 22 536.8 536.8 317.3 536.8 0.00 46 30 23810 -55.9 -87.9 1 32.0 -57.3 100 12 592.2 592.2 320.3 592.3 0.01 47 29 24027 -53.9 -86.9 1 33.0 -55.7 101 16 603.5 603.5 320.7 603.6 0.01 48 25 24976 -55.9 -87.9 1 32.0 -57.6 623.9 624.0 321.6 624.0 0.01 49 23 25509 -53.3 -86.3 1 33.0 -55.6 646.7 646.7 322.6 646.7 0.01 TRP 75 18277 -84.7 -99.7 5 15.0 -84.7 50 7 395.3 395.3 304.6 395.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5824.00 m Freezing level: 561.64 mb = 4942.47 m = 16215.24 ft Wetbulb zero: 636.78 mb = 3922.29 m = 12868.26 ft Precipitable water: 1.33 inches Sfc-500 mean rel hum: 41.34 % Est. max temperature: 35.34 C = 95.61 F Sfc-Lift cond lev (LCL): 758.93 mb = 2462.45 m = 8078.81 ft T: 15.46 C 700-500 lapse rate: 5.41 C/km ThetaE index: 17.91 C Layer 925.0- 593.0 mb Conv cond level (CCL): 692.83 mb = 3228.68 m = 10592.65 ft Mean mixing ratio: 11.36 g/kg Conv temperature: 38.82 C = 101.88 F Cap Strength: 2.75 C Lifted Index: 0.91 C Risk: Showers probable Lifted Index @300 mb: 2.51 C Lifted Index @700 mb: 1.64 C Showalter Index: 1.53 C Risk: Showers probable Total Totals Index: 43.60 C Risk: None Vertical Totals Index: 27.30 C Cross Totals Index: 16.30 C K Index: 30.70 Risk: 60-80 % chance of thunderstorms Sweat Index: 188.80 Risk: None Energy Index: -2.53 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 26.58 J/kg Max Up Vert Vel: 7.29 m/s Conv Inhibition (B-): 115.24 J/kg Cap Strength: 2.75 C Lift Cond Lev (LCL): 736.75 mb = 2713.50 m = 8902.44 ft Lev Free Conv (LFC): 641.75 mb = 3858.35 m = 12658.49 ft Equ Level (EL): 551.75 mb = 5077.81 m = 16659.27 ft B at Equ Level: 26.49 J/kg Max Parcel Lev (MPL): 471.75 mb = 6317.15 m = 20725.29 ft Wind level data Storm motion: 276 at 13 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 0 0 -0.0 -0.0 | 96 13 -12.8 1.4 1 938 610 210 6 3.0 5.2 | 124 12 -9.8 6.6 2 925 738 210 6 3.0 5.2 | 124 12 -9.8 6.6 3 907 914 215 6 3.4 4.9 | 124 11 -9.3 6.3 4 876 1219 235 5 4.1 2.9 | 116 10 -8.7 4.3 5 850 1486 235 5 4.1 2.9 | 116 10 -8.7 4.3 6 817 1829 265 13 13.0 1.1 | 184 3 0.2 2.5 7 788 2134 265 13 13.0 1.1 | 184 3 0.2 2.5 8 760 2438 255 12 11.6 3.1 | 165 5 -1.2 4.5 9 734 2743 250 11 10.3 3.8 | 155 6 -2.4 5.2 10 700 3144 250 11 10.3 3.8 | 155 6 -2.4 5.2 11 657 3658 250 17 16.0 5.8 | 204 8 3.2 7.2 12 609 4267 250 25 23.5 8.6 | 227 15 10.7 10.0 13 565 4877 240 25 21.7 12.5 | 213 16 8.9 13.9 14 500 5860 245 30 27.2 12.7 | 226 20 14.4 14.1 15 485 6096 245 32 29.0 13.5 | 227 22 16.2 14.9 16 400 7590 245 30 27.2 12.7 | 226 20 14.4 14.1 17 398 7620 255 27 26.1 7.0 | 238 16 13.3 8.4 18 324 9144 265 30 29.9 2.6 | 257 18 17.1 4.0 19 300 9720 265 32 31.9 2.8 | 258 20 19.1 4.2 20 262 10668 265 29 28.9 2.5 | 256 17 16.1 3.9 21 250 11000 265 34 33.9 3.0 | 258 22 21.1 4.4 22 209 12192 270 28 28.0 -0.0 | 265 15 15.2 1.4 23 200 12490 270 28 28.0 -0.0 | 265 15 15.2 1.4 24 165 13716 280 24 23.6 -4.2 | 284 11 10.9 -2.8 25 150 14300 275 18 17.9 -1.6 | 272 5 5.2 -0.2 26 128 15240 325 6 3.4 -4.9 | 69 10 -9.3 -3.5 27 104 16459 260 3 3.0 0.5 | 101 10 -9.8 1.9 28 100 16670 235 3 2.5 1.7 | 107 11 -10.3 3.1 29 75 18277 50 7 -5.4 -4.5 | 80 18 -18.1 -3.1 30 75 18288 35 4 -2.3 -3.3 | 83 15 -15.1 -1.9 31 70 18660 170 3 -0.5 3.0 | 108 14 -13.3 4.4 32 57 19812 110 14 -13.2 4.8 | 103 27 -25.9 6.2 33 50 20610 105 13 -12.6 3.4 | 101 26 -25.3 4.8 34 45 21336 90 27 -27.0 0.0 | 92 40 -39.8 1.4 35 35 22860 125 18 -14.7 10.3 | 113 30 -27.5 11.7 36 30 23810 100 12 -11.8 2.1 | 98 25 -24.6 3.5 37 26 24384 105 29 -28.0 7.5 | 102 42 -40.8 8.9 Wind Parameters Mean winds (0-6000m): 246.3 at 17.1 knts Storm direction: 276.3 at 12.9 knts Shear (0-3000m) pos: 1.7 neg: 1.5 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 78.1 deg Storm rel helicity (0-3000m) pos: 28.1 neg: -10.0 tot: 18.1 m^2/s^2 ave: 6.0 10^-3 m/s^2 rel: 0.34 Storm rel vorticity (0-3000m) horiz: 4.7 stream: 1.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.03 Bulk Shear: 25.74 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 ------------------------------------------------------------------------------- 500 210 4 115 12| 0.0 6.2 6.2| 16.0 -3.8 12.2 24.4 0.48| 10.3 5.0 1000 218 5 118 11| 1.2 3.1 4.3| 16.0 -7.6 8.3 8.3 0.27| 6.4 1.8 1500 232 6 121 10| 3.5 2.1 5.5| 24.8 -7.6 17.2 11.5 0.43| 7.3 3.1 2000 247 8 127 7| 2.6 1.7 4.3| 25.1 -8.2 16.9 8.4 0.38| 6.0 2.3 2500 249 8 132 7| 2.1 1.5 3.6| 25.1 -10.0 15.1 6.0 0.29| 5.3 1.5 3000 249 9 136 6| 1.7 1.5 3.2| 28.1 -10.0 18.1 6.0 0.34| 4.7 1.6 4000 249 12 161 6| 1.3 2.4 3.7| 45.1 -10.1 35.0 8.8 0.42| 5.1 2.2 5000 247 14 184 7| 1.2 2.1 3.3| 52.9 -24.4 28.6 5.7 0.33| 4.7 1.5 6000 246 17 199 9| 1.4 1.7 3.1| 68.1 -24.9 43.2 7.2 0.35| 4.4 1.5 Wrote GIF file: /home/apache/climate/data/raob//VTCC/skewt/VTCC.skewt.20250419.12.gif