UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042212.upa.cvt Date: 1200Z 22 APR 25 Searching for VTCC... Searching the city database file for: VTCC ... Date:1200Z 22 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 57 SFC 972 314 34.0 16.0 34 18.0 21.5 0 0 309.7 311.9 295.7 345.7 11.84 2 965 379 35.0 15.0 30 20.0 21.2 326 2 311.3 313.4 295.7 345.6 11.18 3 925 761 31.8 12.8 31 19.0 19.1 200 10 311.8 313.7 295.0 342.9 10.09 4 850 1512 24.8 10.8 41 14.0 15.7 210 13 312.1 314.0 294.7 341.8 9.61 5 705 3114 11.2 4.2 62 7.0 7.1 320 14 314.2 315.7 293.6 337.3 7.35 6 700 3174 11.0 3.0 58 8.0 6.4 320 14 314.7 316.0 293.3 336.0 6.80 7 615 4241 4.4 -9.6 35 14.0 -1.9 311 14 319.0 319.5 291.4 328.8 3.00 8 597 4482 2.4 -6.6 51 9.0 -1.9 315 14 319.4 320.1 292.3 332.1 3.91 9 594 4523 2.2 -6.8 51 9.0 -2.0 316 14 319.6 320.3 292.3 332.2 3.87 10 566 4912 1.0 -30.0 8 31.0 -7.6 325 14 322.6 322.7 290.2 324.6 0.56 11 535 5363 -1.1 -47.1 2 46.0 -9.9 320 16 325.3 325.4 290.5 325.7 0.10 12 508 5774 -3.5 -34.5 7 31.0 -11.0 316 18 327.3 327.4 291.4 328.8 0.40 13 500 5900 -3.7 -23.7 20 20.0 -10.1 315 19 328.5 328.8 292.4 332.6 1.13 14 489 6075 -4.3 -19.3 30 15.0 -9.6 333 15 329.9 330.2 293.3 335.9 1.70 15 481 6205 -4.3 -38.3 5 34.0 -12.0 331 14 331.4 331.5 292.4 332.6 0.29 16 460 6554 -7.1 -23.1 27 16.0 -12.2 319 14 332.2 332.5 293.5 336.9 1.29 17 443 6846 -8.9 -27.9 20 19.0 -14.2 308 14 333.5 333.7 293.5 336.7 0.87 18 434 7005 -8.7 -51.7 2 43.0 -15.5 302 15 335.8 335.8 293.3 336.1 0.07 19 431 7058 -8.9 -51.9 2 43.0 -15.7 301 15 336.2 336.2 293.4 336.5 0.07 20 400 7630 -13.7 -39.7 9 26.0 -18.7 270 15 337.2 337.2 293.9 338.4 0.30 21 368 8256 -18.9 -56.9 2 38.0 -23.1 284 13 338.4 338.4 294.0 338.6 0.05 22 331 9034 -24.9 -35.9 35 11.0 -26.8 302 10 340.6 340.7 295.0 342.7 0.54 23 313 9438 -28.3 -40.3 31 12.0 -30.0 307 11 341.3 341.4 295.0 342.8 0.36 24 300 9740 -30.3 -44.3 24 14.0 -31.9 310 13 342.7 342.7 295.2 343.7 0.25 25 269 10511 -35.1 -67.1 2 32.0 -36.7 269 7 346.5 346.5 295.9 346.6 0.02 26 250 11020 -38.9 -68.9 3 30.0 -40.1 280 7 348.2 348.2 296.3 348.3 0.01 27 215 12036 -47.7 -57.7 31 10.0 -48.1 143 5 349.9 349.9 296.7 350.2 0.07 28 200 12510 -51.1 -68.1 11 17.0 -51.5 125 2 351.8 351.9 297.1 351.9 0.02 29 186 12978 -54.3 -74.3 7 20.0 -54.6 127 5 354.1 354.1 297.5 354.1 0.01 30 155 14120 -64.1 -77.1 15 13.0 -64.2 137 9 356.3 356.3 298.0 356.3 0.01 31 150 14320 -64.9 -78.9 13 14.0 -65.0 140 9 358.3 358.3 298.4 358.3 0.01 32 126 15360 -73.1 -88.1 8 15.0 -73.2 327 5 361.8 361.8 299.1 361.8 0.00 33 102 16578 -79.1 -93.1 8 14.0 -79.1 102 16 372.8 372.8 301.1 372.8 0.00 34 100 16690 -79.1 -93.1 8 14.0 -79.1 105 13 374.9 374.9 301.4 374.9 0.00 35 84 17673 -83.9 -96.9 8 13.0 -83.9 95 20 384.3 384.3 302.9 384.3 0.00 36 70 18700 -79.5 -97.5 4 18.0 -79.6 125 16 414.3 414.3 307.0 414.3 0.00 37 64 19214 -74.9 -94.9 3 20.0 -75.0 201 11 435.2 435.2 309.4 435.2 0.00 38 55 20092 -76.1 -95.1 3 19.0 -76.2 451.7 451.7 311.0 451.7 0.00 TRP 84 17673 -83.9 -96.9 8 13.0 -83.9 95 20 384.3 384.3 302.9 384.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5843.00 m Freezing level: 551.24 mb = 5126.68 m = 16819.62 ft Wetbulb zero: 634.09 mb = 3988.97 m = 13087.03 ft Precipitable water: 1.26 inches Sfc-500 mean rel hum: 36.71 % Est. max temperature: 36.88 C = 98.38 F Sfc-Lift cond lev (LCL): 749.64 mb = 2588.42 m = 8492.09 ft T: 15.66 C 700-500 lapse rate: 5.39 C/km ThetaE index: 16.91 C Layer 965.0- 597.0 mb Conv cond level (CCL): 660.99 mb = 3646.59 m = 11963.75 ft Mean mixing ratio: 10.30 g/kg Conv temperature: 40.87 C = 105.56 F Cap Strength: 2.31 C Lifted Index: 1.73 C Risk: Showers probable Lifted Index @300 mb: 1.79 C Lifted Index @700 mb: 2.31 C Showalter Index: 2.37 C Risk: Showers probable Total Totals Index: 43.00 C Risk: None Vertical Totals Index: 28.50 C Cross Totals Index: 14.50 C K Index: 31.30 Risk: 60-80 % chance of thunderstorms Sweat Index: 174.60 Risk: None Energy Index: -1.69 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.10 J/kg Max Up Vert Vel: 2.86 m/s Conv Inhibition (B-): 7698.61 J/kg Cap Strength: 2.29 C Lift Cond Lev (LCL): 706.64 mb = 3094.55 m = 10152.61 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 332 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 ---------------------------------------------------------- 0 972 314 0 0 -0.0 -0.0 | 152 10 -4.6 8.8 1 941 610 205 11 4.6 10.0 | 180 19 0.1 18.7 2 925 761 200 10 3.4 9.4 | 176 18 -1.1 18.2 3 909 914 205 12 5.1 10.9 | 181 20 0.5 19.6 4 878 1219 210 13 6.5 11.3 | 186 20 1.9 20.0 5 850 1512 210 13 6.5 11.3 | 186 20 1.9 20.0 6 819 1829 250 11 10.3 3.8 | 205 14 5.8 12.5 7 790 2134 290 11 10.3 -3.8 | 229 8 5.8 5.0 8 763 2438 315 14 9.9 -9.9 | 282 5 5.3 -1.1 9 736 2743 320 14 9.0 -10.7 | 294 5 4.4 -2.0 10 700 3174 320 14 9.0 -10.7 | 294 5 4.4 -2.0 11 659 3658 325 10 5.7 -8.2 | 244 1 1.2 0.6 12 612 4267 310 14 10.7 -9.0 | 272 6 6.2 -0.2 13 567 4877 325 14 8.0 -11.5 | 308 4 3.5 -2.7 14 500 5900 315 19 13.4 -13.4 | 298 10 8.9 -4.7 15 488 6096 335 14 5.9 -12.7 | 341 4 1.4 -3.9 16 401 7620 280 15 14.8 -2.6 | 239 12 10.2 6.2 17 400 7630 270 15 15.0 -0.0 | 230 14 10.4 8.8 18 325 9144 305 10 8.2 -5.7 | 230 5 3.6 3.0 19 300 9740 310 13 10.0 -8.4 | 266 5 5.4 0.4 20 263 10668 260 6 5.9 1.0 | 188 10 1.3 9.8 21 250 11020 280 7 6.9 -1.2 | 197 8 2.3 7.5 22 210 12192 120 5 -4.3 2.5 | 142 14 -8.9 11.3 23 200 12510 125 2 -1.6 1.1 | 148 12 -6.2 9.9 24 165 13716 130 10 -7.7 6.4 | 141 19 -12.2 15.2 25 150 14320 140 9 -5.8 6.9 | 147 19 -10.3 15.7 26 128 15240 315 4 2.8 -2.8 | 164 6 -1.7 5.9 27 104 16459 100 18 -17.7 3.1 | 118 25 -22.3 11.9 28 100 16690 105 13 -12.6 3.4 | 125 21 -17.1 12.1 29 84 17673 95 20 -19.9 1.7 | 113 27 -24.5 10.5 30 75 18288 120 20 -17.3 10.0 | 131 29 -21.9 18.8 31 70 18700 125 16 -13.1 9.2 | 135 25 -17.7 17.9 32 57 19812 305 3 2.5 -1.7 | 163 7 -2.1 7.0 Wind Parameters Mean winds (0-6000m): 302.5 at 13.2 knts Storm direction: 332.5 at 9.9 knts Shear (0-3000m) pos: 3.5 neg: 1.8 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 138.0 deg Storm rel helicity (0-3000m) pos: 77.7 neg: -17.2 tot: 60.4 m^2/s^2 ave: 20.1 10^-3 m/s^2 rel: 0.45 Storm rel vorticity (0-3000m) horiz: 8.1 stream: 3.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.12 Bulk Shear: 34.59 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 ------------------------------------------------------------------------------- 500 203 8 174 16| 0.0 11.0 11.0| 14.1 -17.0 -2.9 -5.8 0.10| 20.2 2.1 1000 206 10 179 18| 1.5 5.5 7.0| 27.1 -17.0 10.1 10.1 0.20| 11.6 2.3 1500 211 11 183 18| 2.9 3.7 6.6| 52.7 -17.0 35.7 23.8 0.33| 10.6 3.5 2000 227 11 192 17| 4.7 2.7 7.5| 72.3 -17.0 55.4 27.7 0.43| 10.9 4.7 2500 248 12 205 14| 4.4 2.2 6.6| 77.7 -17.0 60.7 24.3 0.47| 9.5 4.5 3000 266 12 217 12| 3.5 1.8 5.3| 77.7 -17.2 60.4 20.1 0.45| 8.1 3.7 4000 284 12 230 9| 2.6 1.6 4.2| 78.4 -18.1 60.4 15.1 0.39| 7.0 2.7 5000 295 12 243 8| 2.3 1.3 3.6| 82.4 -18.7 63.7 12.7 0.39| 6.2 2.4 6000 302 13 256 7| 1.8 1.2 3.0| 90.3 -22.1 68.2 11.4 0.36| 6.2 2.2 Wrote GIF file: /home/apache/climate/data/raob//VTCC/skewt/VTCC.skewt.20250422.12.gif