UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050312.upa.cvt Date: 1200Z 3 MAY 25 Searching for VT453... Searching the city database file for: VT453 ... Date:1200Z 3 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 1006 12 29.0 22.0 66 7.0 23.9 130 2 301.6 304.7 296.8 351.1 16.77 1 1000 65 27.6 23.6 79 4.0 24.7 130 3 300.8 304.2 297.8 355.6 18.65 2 995 110 27.0 23.5 81 3.5 24.5 130 4 300.6 304.0 297.8 355.3 18.63 3 966 372 25.2 22.7 86 2.5 23.4 132 7 301.3 304.7 297.7 355.2 18.27 4 953 492 25.6 21.8 80 3.8 22.8 136 7 302.9 306.1 297.7 354.8 17.51 5 925 755 24.6 21.5 83 3.1 22.3 145 4 304.5 307.7 298.2 357.4 17.72 6 856 1434 21.8 14.8 64 7.0 17.0 273 2 308.4 310.7 295.8 346.1 12.46 7 850 1495 21.4 15.4 69 6.0 17.3 285 2 308.6 311.0 296.2 348.1 13.06 8 784 2191 17.0 10.0 63 7.0 12.5 13 3 311.1 312.9 294.7 341.4 9.88 9 700 3150 11.4 5.4 67 6.0 7.8 65 9 315.1 316.7 294.4 340.4 8.06 10 650 3766 8.4 2.4 66 6.0 4.9 57 8 318.5 319.8 294.5 340.8 7.02 11 557 5024 -0.5 -0.5 100 0.0 -0.5 41 4 322.3 323.6 295.2 343.8 6.64 12 556 5038 -0.7 -0.7 100 0.0 -0.7 38 4 322.3 323.5 295.1 343.5 6.56 13 524 5510 -3.5 -6.2 82 2.7 -4.8 310 4 324.4 325.3 294.2 339.6 4.60 14 500 5880 -5.1 -5.1 100 0.0 -5.1 320 3 326.8 327.9 295.3 344.2 5.24 15 490 6039 -6.1 -6.1 100 0.0 -6.1 313 3 327.5 328.5 295.3 344.0 4.96 16 484 6135 -6.7 -10.2 76 3.5 -8.2 307 3 327.9 328.6 294.4 340.2 3.64 17 461 6515 -9.1 -11.9 80 2.8 -10.3 274 6 329.5 330.2 294.6 340.9 3.33 18 458 6566 -8.5 -11.7 78 3.2 -9.9 270 6 330.9 331.6 294.9 342.5 3.41 19 428 7090 -10.9 -13.0 84 2.1 -11.8 225 10 334.3 335.0 295.7 345.7 3.29 20 412 7383 -11.5 -18.5 56 7.0 -14.0 200 11 337.2 337.6 295.5 344.9 2.16 21 404 7534 -12.3 -18.3 61 6.0 -14.5 187 12 338.0 338.5 295.7 346.0 2.24 22 400 7610 -12.9 -17.9 66 5.0 -14.7 180 13 338.2 338.7 295.8 346.6 2.34 23 356 8488 -19.7 -21.1 89 1.4 -20.1 174 12 340.5 341.0 296.1 347.8 2.00 24 300 9740 -27.9 -30.8 76 2.9 -28.5 145 7 346.1 346.3 296.6 349.8 0.98 25 286 10081 -30.3 -33.2 76 2.9 -30.8 147 6 347.4 347.6 296.7 350.5 0.81 26 250 11020 -38.3 -40.7 78 2.4 -38.6 150 3 349.1 349.2 296.8 350.9 0.44 27 200 12510 -51.3 -52.9 83 1.6 -51.4 115 4 351.5 351.6 297.1 352.1 0.14 28 193 12740 -53.3 -54.6 86 1.3 -53.4 119 5 351.9 352.0 297.1 352.4 0.12 29 178 13255 -58.1 -61.2 67 3.1 -58.2 127 6 352.3 352.3 297.2 352.6 0.06 30 150 14310 -67.1 -71.6 53 4.5 -67.1 170 15 354.5 354.5 297.6 354.6 0.02 31 140 14722 -71.1 -75.8 50 4.7 -71.1 174 15 354.5 354.5 297.6 354.6 0.01 32 129 15204 -73.5 -78.5 46 5.0 -73.5 180 16 358.6 358.6 298.4 358.7 0.01 TRP WND Sounding variables and indices 1000-500 mb thick: 5815.00 m Freezing level: 562.22 mb = 4952.89 m = 16249.43 ft Wetbulb zero: 565.66 mb = 4897.87 m = 16068.92 ft Precipitable water: 2.36 inches Sfc-500 mean rel hum: 76.17 % Est. max temperature: 35.74 C = 96.33 F Sfc-Lift cond lev (LCL): 909.13 mb = 906.53 m = 2974.15 ft T: 23.97 C 700-500 lapse rate: 6.04 C/km ThetaE index: 11.25 C Layer 856.0- 850.0 mb Conv cond level (CCL): 824.35 mb = 1758.91 m = 5770.64 ft Mean mixing ratio: 17.80 g/kg Conv temperature: 36.90 C = 98.42 F Cap Strength: 2.61 C Lifted Index: -4.01 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -2.43 C Lifted Index @700 mb: -0.63 C Showalter Index: -1.49 C Risk: Thunderstorms probable Total Totals Index: 47.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 26.50 C Cross Totals Index: 20.50 C K Index: 35.90 Risk: > 80 % chance of thunderstorms Sweat Index: 191.80 Risk: None Energy Index: -0.82 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1108.54 J/kg Max Up Vert Vel: 47.09 m/s Conv Inhibition (B-): 114.63 J/kg Cap Strength: 2.62 C Lift Cond Lev (LCL): 908.63 mb = 911.34 m = 2989.93 ft Lev Free Conv (LFC): 733.63 mb = 2752.97 m = 9031.93 ft Wind level data Storm motion: 86 at 4 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 1006 12 130 2 -1.5 1.3 | 234 3 2.1 1.6 1 1000 65 130 3 -2.3 1.9 | 212 3 1.4 2.2 2 973 305 130 7 -5.4 4.5 | 160 5 -1.7 4.8 3 940 610 140 7 -4.5 5.4 | 172 6 -0.8 5.6 4 925 755 145 4 -2.3 3.3 | 201 4 1.4 3.6 5 908 914 170 2 -0.3 2.0 | 236 4 3.3 2.2 6 850 1495 285 2 1.9 -0.5 | 272 6 5.6 -0.2 7 847 1524 285 2 1.9 -0.5 | 272 6 5.6 -0.2 8 789 2134 10 3 -0.5 -3.0 | 310 4 3.1 -2.7 9 708 3048 60 8 -6.9 -4.0 | 41 5 -3.3 -3.7 10 700 3150 65 9 -8.2 -3.8 | 52 6 -4.5 -3.5 11 658 3658 60 9 -7.8 -4.5 | 44 6 -4.1 -4.2 12 587 4572 35 4 -2.3 -3.3 | 335 3 1.4 -3.0 13 566 4877 65 4 -3.6 -1.7 | 358 1 0.0 -1.4 14 525 5486 310 4 3.1 -2.6 | 289 7 6.7 -2.3 15 500 5880 320 3 1.9 -2.3 | 290 6 5.6 -2.0 16 486 6096 310 3 2.3 -1.9 | 285 6 6.0 -1.7 17 400 7610 180 13 0.0 13.0 | 195 14 3.7 13.3 18 399 7620 185 12 1.0 12.0 | 201 13 4.7 12.2 19 325 9144 165 12 -3.1 11.6 | 183 12 0.6 11.9 20 300 9740 145 7 -4.0 5.7 | 177 6 -0.3 6.0 21 263 10668 150 3 -1.5 2.6 | 217 4 2.2 2.9 22 250 11020 150 3 -1.5 2.6 | 217 4 2.2 2.9 23 210 12192 120 6 -5.2 3.0 | 155 4 -1.5 3.3 24 200 12510 115 4 -3.6 1.7 | 181 2 0.0 2.0 25 165 13716 135 7 -4.9 4.9 | 166 5 -1.3 5.2 26 150 14310 170 15 -2.6 14.8 | 184 15 1.1 15.0 27 128 15240 180 16 0.0 16.0 | 193 17 3.7 16.3 Wind Parameters Mean winds (0-6000m): 55.7 at 4.9 knts Storm direction: 85.7 at 3.7 knts Shear (0-3000m) pos: 1.3 neg: 0.0 tot: 1.3 10-3/s Storm rel Dir Shear (0-3000m): 163.5 deg Storm rel helicity (0-3000m) pos: 23.8 neg: -3.4 tot: 20.4 m^2/s^2 ave: 6.8 10^-3 m/s^2 rel: 0.58 Storm rel vorticity (0-3000m) horiz: 4.5 stream: 2.6 10^-3/s Energy-Hel index: 0.11 Bulk Rich Number: 200.30 Bulk Shear: 5.53 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 ------------------------------------------------------------------------------- 500 132 6 173 4| 5.2 0.0 5.2| 1.0 -3.4 -2.4 -4.8 -0.58| 6.0 -3.5 1000 138 5 185 4| 1.0 0.0 1.0| 7.3 -3.4 3.9 3.9 0.17| 6.3 1.1 1500 144 4 202 4| 1.3 0.0 1.3| 11.5 -3.4 8.1 5.4 0.33| 5.4 1.8 2000 144 4 207 4| 1.2 0.0 1.2| 15.4 -3.4 12.0 6.0 0.42| 4.8 2.0 2500 115 4 193 2| 1.2 0.0 1.2| 19.0 -3.4 15.6 6.2 0.50| 4.5 2.3 3000 85 4 76 0| 1.3 0.0 1.3| 23.8 -3.4 20.4 6.8 0.58| 4.5 2.6 4000 70 5 39 2| 1.1 0.3 1.4| 25.4 -7.1 18.3 4.6 0.45| 3.9 1.8 5000 64 5 27 2| 0.8 0.6 1.4| 25.8 -10.5 15.3 3.1 0.29| 3.8 1.1 6000 56 5 9 3| 0.7 0.9 1.7| 26.0 -17.5 8.5 1.4 0.14| 3.8 0.5 Wrote GIF file: /home/apache/climate/data/raob//VT453/skewt/VT453.skewt.20250503.12.gif