UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050812.upa.cvt Date: 1200Z 8 MAY 25 Searching for VT453... Searching the city database file for: VT453 ... Date:1200Z 8 MAY 25 Station: VT453 WMO ident: 48453 Latitude: 13.67 Longitude: 100.61 ------------------------------------------------------------------------------- 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 1002 19 33.4 24.4 59 9.0 26.6 195 5 306.4 310.0 299.7 365.3 19.55 1 1000 37 31.4 24.4 66 7.0 26.2 195 5 304.5 308.2 299.3 363.1 19.59 2 925 733 24.6 23.5 94 1.1 23.8 220 10 304.5 308.2 299.5 364.5 20.08 3 907 905 23.0 22.4 96 0.6 22.6 225 11 304.5 308.1 299.0 361.7 19.13 4 897 1003 23.0 19.1 79 3.9 20.2 224 10 305.5 308.4 297.2 352.5 15.70 5 851 1461 20.0 19.1 95 0.9 19.4 220 3 307.0 310.1 298.1 356.9 16.57 6 850 1471 20.2 18.9 92 1.3 19.3 220 3 307.3 310.4 298.1 356.7 16.38 7 774 2278 17.8 10.8 64 7.0 13.2 234 5 313.1 315.1 295.7 345.8 10.57 8 763 2401 17.4 10.4 63 7.0 12.9 237 5 313.9 315.9 295.8 346.3 10.44 9 700 3133 12.6 5.6 62 7.0 8.3 255 9 316.4 318.0 294.8 342.2 8.18 10 664 3575 9.8 6.7 81 3.1 7.9 255 11 318.1 319.9 296.1 347.5 9.32 11 501 5864 -3.9 -15.9 39 12.0 -8.5 215 8 328.1 328.5 293.2 335.7 2.21 12 500 5880 -3.9 -16.9 36 13.0 -8.8 215 8 328.3 328.7 293.2 335.3 2.04 13 431 7038 -9.1 -28.1 20 19.0 -14.4 178 8 335.9 336.1 294.1 339.2 0.88 14 404 7534 -13.1 -27.1 30 14.0 -16.9 158 8 337.0 337.2 294.5 340.8 1.03 15 400 7610 -13.7 -20.7 55 7.0 -16.0 155 8 337.2 337.6 295.2 343.8 1.84 16 399 7629 -13.9 -19.9 60 6.0 -15.9 170 7 337.2 337.6 295.3 344.2 1.98 17 394 7725 -14.5 -18.2 73 3.7 -15.8 171 7 337.6 338.1 295.7 345.8 2.32 18 354 8530 -19.3 -29.3 41 10.0 -21.7 179 8 341.6 341.8 295.6 345.2 0.96 19 351 8594 -19.5 -38.5 17 19.0 -22.9 179 8 342.2 342.3 295.2 343.7 0.39 20 325 9161 -24.5 -37.5 29 13.0 -26.7 185 9 342.9 343.0 295.4 344.7 0.47 21 313 9434 -26.7 -42.7 21 16.0 -28.9 161 9 343.6 343.6 295.4 344.7 0.28 22 312 9457 -26.9 -47.9 12 21.0 -29.3 159 8 343.6 343.6 295.3 344.3 0.16 23 303 9668 -27.9 -39.9 31 12.0 -29.7 141 8 345.1 345.2 295.9 346.6 0.39 24 300 9740 -28.5 -43.5 22 15.0 -30.4 135 8 345.2 345.3 295.8 346.3 0.27 25 299 9764 -28.5 -46.5 16 18.0 -30.6 134 8 345.5 345.6 295.8 346.3 0.20 26 295 9860 -29.1 -36.1 51 7.0 -30.3 128 9 346.0 346.2 296.3 348.3 0.59 27 281 10206 -31.7 -34.4 77 2.7 -32.1 108 10 347.1 347.3 296.6 350.0 0.74 28 275 10358 -32.9 -39.9 50 7.0 -33.8 99 11 347.5 347.6 296.5 349.3 0.43 29 268 10538 -34.7 -39.4 62 4.7 -35.3 88 12 347.5 347.6 296.5 349.4 0.47 30 254 10911 -37.3 -47.3 35 10.0 -38.2 63 16 349.0 349.1 296.6 349.9 0.21 31 250 11020 -38.1 -46.1 43 8.0 -38.8 55 18 349.4 349.5 296.7 350.4 0.24 32 231 11556 -42.3 -46.7 62 4.4 -42.6 50 17 351.0 351.1 297.1 352.0 0.25 33 204 12381 -48.7 -53.1 60 4.4 -48.9 33 13 353.6 353.7 297.5 354.2 0.13 34 200 12510 -49.9 -54.2 60 4.3 -50.1 25 12 353.8 353.8 297.5 354.3 0.12 35 183 13084 -55.3 -58.9 64 3.6 -55.4 25 11 354.1 354.1 297.5 354.4 0.07 36 151 14280 -66.3 -70.9 52 4.6 -66.4 53 11 355.2 355.2 297.7 355.3 0.02 37 150 14320 -66.5 -71.2 52 4.7 -66.5 55 11 355.5 355.5 297.8 355.6 0.02 38 117 15782 -78.1 -83.1 44 5.0 -78.1 110 21 360.3 360.3 298.8 360.3 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5843.00 m Freezing level: 547.40 mb = 5212.56 m = 17101.38 ft Wetbulb zero: 585.80 mb = 4593.49 m = 15070.32 ft Precipitable water: 2.38 inches Sfc-500 mean rel hum: 69.37 % Est. max temperature: 33.99 C = 93.18 F Sfc-Lift cond lev (LCL): 880.69 mb = 1162.26 m = 3813.14 ft T: 21.95 C 700-500 lapse rate: 6.01 C/km ThetaE index: 12.02 C Layer 907.0- 851.0 mb Conv cond level (CCL): 890.71 mb = 1063.76 m = 3489.99 ft Mean mixing ratio: 19.70 g/kg Conv temperature: 32.73 C = 90.91 F Cap Strength: 0.42 C Lifted Index: -5.33 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -6.90 C Lifted Index @700 mb: -1.37 C Showalter Index: -3.22 C Risk: Severe thunderstorms possible Total Totals Index: 46.90 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.10 C Cross Totals Index: 22.80 C K Index: 36.00 Risk: > 80 % chance of thunderstorms Sweat Index: 240.80 Risk: None Energy Index: -4.10 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2544.21 J/kg Max Up Vert Vel: 71.33 m/s Conv Inhibition (B-): 2.31 J/kg Cap Strength: 1.84 C Lift Cond Lev (LCL): 906.10 mb = 914.14 m = 2999.12 ft Lev Free Conv (LFC): 871.10 mb = 1257.56 m = 4125.80 ft Equ Level (EL): 791.10 mb = 2089.86 m = 6856.40 ft B at Equ Level: 9.43 J/kg Wind level data Storm motion: 261 at 5 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 1002 19 195 5 1.3 4.8 | 134 6 -4.1 4.0 1 1000 37 195 5 1.3 4.8 | 134 6 -4.1 4.0 2 970 305 205 9 3.8 8.2 | 168 7 -1.6 7.3 3 938 610 215 10 5.7 8.2 | 182 7 0.3 7.3 4 925 733 220 10 6.4 7.7 | 188 7 1.0 6.8 5 906 914 225 11 7.8 7.8 | 199 7 2.4 6.9 6 850 1471 220 3 1.9 2.3 | 113 4 -3.5 1.5 7 845 1524 220 3 1.9 2.3 | 113 4 -3.5 1.5 8 787 2134 230 4 3.1 2.6 | 126 3 -2.4 1.7 9 707 3048 255 8 7.7 2.1 | 242 3 2.3 1.2 10 700 3133 255 9 8.7 2.3 | 246 4 3.3 1.5 11 656 3658 255 11 10.6 2.8 | 249 6 5.2 2.0 12 587 4572 220 7 4.5 5.4 | 169 5 -0.9 4.5 13 565 4877 225 7 4.9 4.9 | 174 4 -0.5 4.1 14 525 5486 215 6 3.4 4.9 | 154 5 -2.0 4.1 15 500 5880 215 8 4.6 6.6 | 172 6 -0.8 5.7 16 486 6096 215 7 4.0 5.7 | 164 5 -1.4 4.9 17 400 7610 155 8 -3.4 7.3 | 126 11 -8.8 6.4 18 399 7620 170 7 -1.2 6.9 | 132 9 -6.6 6.1 19 325 9144 185 9 0.8 9.0 | 150 9 -4.6 8.1 20 300 9740 135 8 -5.7 5.7 | 113 12 -11.1 4.8 21 263 10668 80 13 -12.8 -2.3 | 80 18 -18.2 -3.1 22 250 11020 55 18 -14.7 -10.3 | 61 23 -20.2 -11.2 23 210 12192 45 15 -10.6 -10.6 | 54 20 -16.0 -11.4 24 200 12510 25 12 -5.1 -10.9 | 42 16 -10.5 -11.7 25 165 13716 25 10 -4.2 -9.1 | 44 14 -9.6 -9.9 26 150 14320 55 11 -9.0 -6.3 | 64 16 -14.4 -7.2 27 129 15240 100 21 -20.7 3.6 | 96 26 -26.1 2.8 28 105 16459 120 21 -18.2 10.5 | 112 26 -23.6 9.7 Wind Parameters Mean winds (0-6000m): 231.2 at 7.3 knts Storm direction: 261.2 at 5.5 knts Shear (0-3000m) pos: 1.9 neg: 1.1 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 104.9 deg Storm rel helicity (0-3000m) pos: 17.2 neg: -7.7 tot: 9.4 m^2/s^2 ave: 3.1 10^-3 m/s^2 rel: 0.28 Storm rel vorticity (0-3000m) horiz: 3.8 stream: 1.1 10^-3/s Energy-Hel index: 0.23 Bulk Rich Number: 1558.35 Bulk Shear: 1.63 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 ------------------------------------------------------------------------------- 500 205 8 162 7| 5.3 0.0 5.3| 9.1 0.0 9.1 18.2 0.93| 5.7 5.3 1000 214 9 177 7| 2.9 0.0 2.9| 14.0 -1.5 12.5 12.5 0.71| 5.0 3.5 1500 216 8 173 6| 1.9 2.2 4.2| 14.0 -7.7 6.3 4.2 0.07| 5.6 0.4 2000 217 7 164 5| 1.7 1.7 3.4| 14.6 -7.7 6.9 3.4 0.11| 4.4 0.5 2500 220 6 162 4| 1.8 1.3 3.1| 15.8 -7.7 8.0 3.2 0.19| 4.0 0.8 3000 225 6 167 4| 1.9 1.1 3.0| 17.2 -7.7 9.4 3.1 0.28| 3.8 1.1 4000 235 7 190 3| 1.8 0.9 2.7| 17.7 -11.4 6.3 1.6 0.15| 3.6 0.5 5000 234 7 189 4| 1.4 1.0 2.4| 18.0 -16.2 1.8 0.4 0.01| 3.3 0.0 6000 231 7 184 4| 1.1 0.9 2.0| 19.7 -17.8 1.9 0.3 0.01| 3.1 0.0 Wrote GIF file: /home/apache/climate/data/raob//VT453/skewt/VT453.skewt.20250508.12.gif