UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041900.upa.cvt Date: 0000Z 19 APR 25 Searching for VTCC... Searching the city database file for: VTCC ... Date:0000Z 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 99 SFC 976 314 23.4 17.4 69 6.0 19.3 0 0 298.6 301.0 293.4 336.2 12.91 2 925 780 23.2 15.2 61 8.0 17.8 205 2 303.0 305.2 293.9 338.1 11.82 3 906 961 23.2 14.2 57 9.0 17.2 312 7 304.8 306.9 294.0 338.6 11.31 4 850 1515 19.4 11.4 60 8.0 14.3 320 7 306.5 308.3 293.5 336.6 10.01 5 700 3159 9.6 0.6 53 9.0 4.7 250 15 313.1 314.2 292.0 331.1 5.72 6 602 4391 1.6 -8.4 47 10.0 -2.9 251 28 317.7 318.3 291.3 328.6 3.37 7 601 4405 1.6 -8.4 47 10.0 -2.9 251 28 317.8 318.5 291.4 328.8 3.37 8 552 5087 -0.5 -30.5 8 30.0 -8.6 254 26 323.2 323.3 290.3 325.1 0.55 9 535 5336 -2.5 -18.5 28 16.0 -8.2 253 25 323.7 324.0 291.5 329.4 1.66 10 531 5396 -2.7 -30.7 10 28.0 -10.1 252 24 324.1 324.2 290.6 326.1 0.56 11 505 5792 -4.9 -21.9 25 17.0 -10.4 250 22 326.1 326.4 291.9 330.7 1.31 12 500 5870 -5.3 -23.3 23 18.0 -10.9 250 22 326.6 326.8 291.9 330.7 1.17 13 484 6125 -6.1 -29.1 14 23.0 -12.3 260 25 328.6 328.8 292.0 331.2 0.71 14 400 7590 -16.5 -35.5 18 19.0 -20.3 245 38 333.5 333.6 293.2 335.3 0.46 15 383 7916 -18.9 -40.9 12 22.0 -22.5 251 37 334.6 334.6 293.2 335.6 0.28 16 354 8501 -20.5 -63.5 1 43.0 -24.4 253 34 340.0 340.0 294.3 340.1 0.02 17 339 8821 -21.7 -57.7 2 36.0 -25.4 254 33 342.6 342.6 295.0 342.8 0.05 18 300 9710 -28.7 -69.7 1 41.0 -31.2 260 30 344.9 344.9 295.5 345.0 0.01 19 250 10980 -39.5 -66.5 4 27.0 -40.6 270 42 347.3 347.3 296.1 347.4 0.02 20 224 11723 -46.1 -69.1 6 23.0 -46.7 267 40 348.3 348.3 296.3 348.4 0.02 21 200 12470 -51.7 -73.7 5 22.0 -52.1 265 39 350.9 350.9 296.8 350.9 0.01 22 166 13649 -61.5 -79.5 7 18.0 -61.6 260 29 353.7 353.7 297.4 353.7 0.00 23 150 14270 -65.5 -84.5 5 19.0 -65.6 270 13 357.2 357.2 298.1 357.3 0.00 24 106 16302 -79.7 -93.7 8 14.0 -79.7 266 12 367.6 367.6 300.1 367.6 0.00 25 100 16630 -80.5 -96.5 5 16.0 -80.5 260 14 372.2 372.2 300.9 372.2 0.00 26 97 16802 -81.3 -96.3 6 15.0 -81.3 275 8 373.9 373.9 301.2 373.9 0.00 27 86 17483 -80.1 -99.1 3 19.0 -80.1 309 10 389.4 389.4 303.7 389.4 0.00 28 74 18328 -83.9 -96.9 8 13.0 -83.9 353 12 398.5 398.5 305.0 398.5 0.00 29 70 18640 -80.1 -95.1 7 15.0 -80.1 15 7 413.0 413.0 306.9 413.0 0.00 30 68 18803 -79.7 -95.7 5 16.0 -79.7 20 8 417.3 417.3 307.4 417.3 0.00 31 63 19231 -82.7 -96.7 7 14.0 -82.7 33 10 419.9 419.9 307.7 419.9 0.00 32 51 20460 -65.5 -94.5 1 29.0 -65.8 88 10 486.4 486.4 314.0 486.4 0.00 33 50 20580 -65.3 -94.3 1 29.0 -65.6 95 10 489.6 489.6 314.2 489.6 0.00 34 42 21653 -62.3 -92.3 1 30.0 -62.8 142 21 522.1 522.1 316.4 522.1 0.00 35 37 22450 -56.1 -88.1 1 32.0 -57.3 100 25 557.3 557.3 318.5 557.3 0.00 36 30 23790 -55.3 -87.3 1 32.0 -56.8 85 23 593.9 593.9 320.3 593.9 0.01 37 29 24006 -55.9 -87.9 1 32.0 -57.4 86 22 598.0 598.0 320.5 598.1 0.01 38 25 24960 -51.5 -84.5 1 33.0 -54.1 636.6 636.6 322.2 636.7 0.01 TRP 97 16802 -81.3 -96.3 6 15.0 -81.3 275 8 373.9 373.9 301.2 373.9 0.00 WND Sounding variables and indices 1000-500 mb thick: 5771.00 m Freezing level: 563.67 mb = 4924.52 m = 16156.35 ft Wetbulb zero: 639.44 mb = 3898.37 m = 12789.77 ft Precipitable water: 1.31 inches Sfc-500 mean rel hum: 46.75 % Est. max temperature: 32.18 C = 89.93 F Sfc-Lift cond lev (LCL): 893.81 mb = 1078.91 m = 3539.69 ft T: 22.39 C 700-500 lapse rate: 5.50 C/km ThetaE index: 9.99 C Layer 850.0- 601.0 mb Conv cond level (CCL): 725.78 mb = 2852.75 m = 9359.29 ft Mean mixing ratio: 11.77 g/kg Conv temperature: 36.59 C = 97.86 F Cap Strength: 4.47 C Lifted Index: 2.41 C Risk: None Lifted Index @300 mb: 6.76 C Lifted Index @700 mb: 2.67 C Showalter Index: 2.88 C Risk: Showers probable Total Totals Index: 41.40 C Risk: None Vertical Totals Index: 24.70 C Cross Totals Index: 16.70 C K Index: 27.10 Risk: 40-60 % chance of thunderstorms Sweat Index: 172.80 Risk: None Energy Index: -1.07 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 30.34 J/kg Max Up Vert Vel: 7.79 m/s Conv Inhibition (B-): 19430.75 J/kg Cap Strength: 4.47 C Lift Cond Lev (LCL): 824.40 mb = 1773.96 m = 5820.00 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 283 at 12 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 ---------------------------------------------------------- 0 976 314 0 0 -0.0 -0.0 | 103 12 -12.0 2.7 1 943 610 225 4 2.8 2.8 | 121 11 -9.2 5.5 2 925 780 205 2 0.8 1.8 | 112 12 -11.1 4.5 3 911 914 310 7 5.4 -4.5 | 75 7 -6.6 -1.8 4 879 1219 320 7 4.5 -5.4 | 70 8 -7.5 -2.7 5 850 1515 320 7 4.5 -5.4 | 70 8 -7.5 -2.7 6 819 1829 250 4 3.8 1.4 | 116 9 -8.2 4.0 7 790 2134 230 7 5.4 4.5 | 137 10 -6.6 7.2 8 762 2438 230 7 5.4 4.5 | 137 10 -6.6 7.2 9 735 2743 235 11 9.0 6.3 | 162 9 -3.0 9.0 10 700 3159 250 15 14.1 5.1 | 195 8 2.1 7.8 11 658 3658 245 23 20.8 9.7 | 216 15 8.9 12.4 12 610 4267 250 28 26.3 9.6 | 229 19 14.3 12.3 13 566 4877 255 27 26.1 7.0 | 236 17 14.1 9.7 14 500 5870 250 22 20.7 7.5 | 220 13 8.7 10.2 15 486 6096 260 25 24.6 4.3 | 241 14 12.6 7.0 16 400 7590 245 38 34.4 16.1 | 230 29 22.4 18.7 17 398 7620 250 38 35.7 13.0 | 237 28 23.7 15.7 18 324 9144 255 31 29.9 8.0 | 239 21 17.9 10.7 19 300 9710 260 30 29.5 5.2 | 246 19 17.6 7.9 20 261 10668 270 35 35.0 -0.0 | 263 23 23.0 2.7 21 250 10980 270 42 42.0 -0.0 | 265 30 30.0 2.7 22 209 12192 265 39 38.9 3.4 | 257 28 26.9 6.1 23 200 12470 265 39 38.9 3.4 | 257 28 26.9 6.1 24 164 13716 260 28 27.6 4.9 | 244 17 15.6 7.5 25 150 14270 270 13 13.0 -0.0 | 201 3 1.0 2.7 26 127 15240 335 9 3.8 -8.2 | 56 10 -8.2 -5.5 27 103 16459 255 13 12.6 3.4 | 185 6 0.6 6.0 28 100 16630 260 14 13.8 2.4 | 199 5 1.8 5.1 29 97 16802 275 8 8.0 -0.7 | 116 4 -4.0 2.0 30 75 18288 350 13 2.3 -12.8 | 44 14 -9.7 -10.1 31 70 18640 15 7 -1.8 -6.8 | 74 14 -13.8 -4.1 32 57 19812 50 12 -9.2 -7.7 | 77 22 -21.2 -5.0 33 50 20580 95 10 -10.0 0.9 | 99 22 -22.0 3.6 34 44 21336 160 19 -6.5 17.9 | 138 28 -18.5 20.5 35 35 22860 80 27 -26.6 -4.7 | 87 39 -38.6 -2.0 36 30 23790 85 23 -22.9 -2.0 | 91 35 -34.9 0.7 37 26 24384 90 19 -19.0 0.0 | 95 31 -31.0 2.7 Wind Parameters Mean winds (0-6000m): 252.6 at 16.4 knts Storm direction: 282.6 at 12.3 knts Shear (0-3000m) pos: 2.4 neg: 2.1 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 102.5 deg Storm rel helicity (0-3000m) pos: 56.1 neg: -19.2 tot: 36.9 m^2/s^2 ave: 12.3 10^-3 m/s^2 rel: 0.39 Storm rel vorticity (0-3000m) horiz: 6.8 stream: 2.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.11 Bulk Shear: 27.39 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 ------------------------------------------------------------------------------- 500 222 2 113 11| 0.0 3.4 3.4| 11.1 -5.3 5.8 11.5 0.27| 8.8 2.4 1000 294 5 96 8| 3.9 1.7 5.6| 11.1 -19.2 -8.1 -8.1 -0.27| 8.8 -2.3 1500 300 5 91 8| 2.6 3.0 5.6| 22.1 -19.2 2.9 1.9 0.05| 8.3 0.4 2000 280 5 105 7| 2.0 3.2 5.1| 30.4 -19.2 11.2 5.6 0.17| 7.2 1.2 2500 263 6 119 7| 1.8 2.5 4.3| 42.6 -19.2 23.4 9.4 0.29| 6.7 2.0 3000 257 7 133 6| 2.4 2.1 4.5| 56.1 -19.2 36.9 12.3 0.39| 6.8 2.6 4000 251 12 172 6| 2.3 2.3 4.6| 82.4 -19.2 63.2 15.8 0.43| 6.5 2.8 5000 252 15 196 8| 1.9 1.7 3.6| 90.1 -25.9 64.1 12.8 0.40| 5.7 2.3 6000 253 16 206 8| 2.1 1.4 3.4|107.5 -35.0 72.5 12.1 0.37| 5.6 2.1 Wrote GIF file: /home/apache/climate/data/raob//VTCC/skewt/VTCC.skewt.20250419.00.gif