UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025051000.upa.cvt Date: 0000Z 10 MAY 25 Searching for VT453... Searching the city database file for: VT453 ... Date:0000Z 10 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 18 28.0 22.0 70 6.0 23.6 0 0 300.6 303.7 296.6 349.9 16.77 1 1000 71 27.8 21.8 70 6.0 23.5 320 1 301.0 304.0 296.6 349.9 16.66 2 988 179 28.2 20.2 62 8.0 22.5 320 3 302.4 305.2 296.1 347.5 15.25 3 925 762 24.6 21.9 85 2.7 22.6 300 8 304.5 307.8 298.4 358.7 18.17 4 885 1150 22.4 21.1 92 1.3 21.5 246 6 306.1 309.4 298.8 360.4 18.08 5 850 1502 20.4 18.2 87 2.2 18.8 180 5 307.5 310.4 297.7 354.8 15.66 6 837 1635 19.8 17.5 87 2.3 18.2 177 6 308.2 311.1 297.5 354.3 15.21 7 826 1750 20.0 13.0 64 7.0 15.3 175 6 309.6 311.8 295.4 344.6 11.47 8 789 2144 17.8 11.8 68 6.0 13.8 165 9 311.4 313.5 295.6 345.4 11.09 9 700 3159 11.2 7.8 80 3.4 9.0 145 2 314.9 316.7 295.4 344.6 9.54 10 661 3636 8.4 6.2 86 2.2 7.1 159 4 316.9 318.7 295.6 345.4 9.04 11 629 4045 6.0 0.0 65 6.0 2.7 162 3 318.7 319.9 293.9 338.2 6.09 12 578 4733 1.2 0.5 95 0.7 0.8 223 2 320.9 322.3 295.1 343.1 6.89 13 554 5074 -0.7 -1.5 94 0.8 -1.2 305 4 322.6 323.8 295.0 342.7 6.20 14 547 5176 -0.5 -1.2 95 0.7 -0.9 313 5 324.0 325.3 295.5 344.9 6.42 15 500 5890 -4.9 -4.9 100 0.0 -4.9 355 7 327.1 328.1 295.4 344.7 5.32 16 411 7413 -12.7 -16.1 76 3.4 -14.0 333 13 335.9 336.4 295.6 345.2 2.65 17 400 7620 -14.5 -19.1 68 4.6 -16.1 330 14 336.1 336.6 295.2 343.7 2.11 18 332 9006 -23.5 -25.3 85 1.8 -23.9 303 14 342.2 342.5 296.1 347.7 1.47 19 316 9366 -25.7 -28.9 74 3.2 -26.4 291 11 344.0 344.2 296.3 348.2 1.11 20 300 9740 -28.3 -31.2 76 2.9 -28.9 275 6 345.5 345.7 296.4 349.1 0.94 21 250 11020 -38.5 -42.2 68 3.7 -38.9 25 1 348.8 348.9 296.7 350.3 0.37 22 225 11734 -44.3 -48.4 64 4.1 -44.6 43 6 350.6 350.7 297.0 351.5 0.21 23 200 12510 -50.9 -55.3 59 4.4 -51.1 75 10 352.2 352.2 297.2 352.6 0.11 24 182 13118 -56.7 -62.7 47 6.0 -56.8 92 13 352.4 352.4 297.2 352.6 0.05 25 150 14320 -66.3 -73.3 37 7.0 -66.4 115 26 355.9 355.9 297.9 355.9 0.01 26 140 14735 -69.7 -79.7 22 10.0 -69.8 119 23 357.0 357.0 298.1 357.0 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5819.00 m Freezing level: 562.84 mb = 4948.49 m = 16235.00 ft Wetbulb zero: 568.30 mb = 4869.24 m = 15975.01 ft Precipitable water: 2.50 inches Sfc-500 mean rel hum: 81.59 % Est. max temperature: 34.64 C = 94.35 F Sfc-Lift cond lev (LCL): 922.29 mb = 787.81 m = 2584.66 ft T: 24.45 C 700-500 lapse rate: 5.90 C/km ThetaE index: 15.81 C Layer 850.0- 789.0 mb Conv cond level (CCL): 799.41 mb = 2031.45 m = 6664.79 ft Mean mixing ratio: 16.91 g/kg Conv temperature: 38.25 C = 100.84 F Cap Strength: 2.46 C Lifted Index: -3.22 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.84 C Lifted Index @700 mb: -0.36 C Showalter Index: -3.57 C Risk: Severe thunderstorms possible Total Totals Index: 48.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.30 C Cross Totals Index: 23.10 C K Index: 40.10 Risk: > 80 % chance of thunderstorms Sweat Index: 235.40 Risk: None Energy Index: -2.04 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 779.34 J/kg Max Up Vert Vel: 39.48 m/s Conv Inhibition (B-): 120.15 J/kg Cap Strength: 2.46 C Lift Cond Lev (LCL): 889.05 mb = 1110.11 m = 3642.04 ft Lev Free Conv (LFC): 714.05 mb = 2990.47 m = 9811.12 ft Equ Level (EL): 164.05 mb = 13763.20 m = 45154.32 ft B at Equ Level: 769.42 J/kg Wind level data Storm motion: 260 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 18 0 0 -0.0 -0.0 | 80 4 -3.8 -0.6 1 1000 71 320 1 0.6 -0.8 | 66 3 -3.2 -1.4 2 974 305 320 6 3.9 -4.6 | 359 5 0.1 -5.2 3 941 610 310 9 6.9 -5.8 | 334 7 3.1 -6.4 4 925 762 300 8 6.9 -4.0 | 326 6 3.1 -4.6 5 909 914 290 7 6.6 -2.4 | 318 4 2.8 -3.0 6 850 1502 180 5 0.0 5.0 | 139 6 -3.8 4.4 7 848 1524 180 5 0.0 5.0 | 139 6 -3.8 4.4 8 789 2134 165 9 -2.3 8.7 | 143 10 -6.1 8.0 9 709 3048 140 2 -1.3 1.5 | 100 5 -5.1 0.9 10 700 3159 145 2 -1.1 1.6 | 101 5 -4.9 1.0 11 658 3658 160 4 -1.4 3.8 | 121 6 -5.2 3.1 12 588 4572 165 2 -0.5 1.9 | 107 5 -4.3 1.3 13 566 4877 290 3 2.8 -1.0 | 30 2 -1.0 -1.7 14 525 5486 340 8 2.7 -7.5 | 7 8 -1.1 -8.2 15 500 5890 355 7 0.6 -7.0 | 23 8 -3.2 -7.6 16 487 6096 355 7 0.6 -7.0 | 23 8 -3.2 -7.6 17 400 7620 330 14 7.0 -12.1 | 346 13 3.2 -12.8 18 400 7620 330 14 7.0 -12.1 | 346 13 3.2 -12.8 19 325 9144 300 14 12.1 -7.0 | 313 11 8.3 -7.6 20 300 9740 275 6 6.0 -0.5 | 298 2 2.2 -1.2 21 263 10668 235 3 2.5 1.7 | 129 2 -1.3 1.1 22 250 11020 25 1 -0.4 -0.9 | 70 4 -4.2 -1.6 23 210 12192 55 10 -8.2 -5.7 | 62 14 -12.0 -6.4 24 200 12510 75 10 -9.7 -2.6 | 76 14 -13.5 -3.2 25 165 13716 110 17 -16.0 5.8 | 105 20 -19.8 5.2 26 150 14320 115 26 -23.6 11.0 | 111 29 -27.4 10.3 27 128 15240 125 20 -16.4 11.5 | 118 23 -20.2 10.8 28 105 16459 90 4 -4.0 0.0 | 85 8 -7.8 -0.6 Wind Parameters Mean winds (0-6000m): 230.4 at 5.1 knts Storm direction: 260.4 at 3.9 knts Shear (0-3000m) pos: 0.0 neg: 0.4 tot: 0.4 10-3/s Storm rel Dir Shear (0-3000m): 21.4 deg Storm rel helicity (0-3000m) pos: 0.9 neg: -32.9 tot: -32.0 m^2/s^2 ave: -10.7 10^-3 m/s^2 rel: -0.71 Storm rel vorticity (0-3000m) horiz: 6.2 stream: -4.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 128.17 Bulk Shear: 6.08 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 ------------------------------------------------------------------------------- 500 317 5 9 4| 0.0 8.3 8.3| 0.0 -8.2 -8.2 -16.3 -0.87| 8.6 -7.5 1000 306 6 344 5| 0.0 3.4 3.4| 0.0 -13.8 -13.8 -13.8 -0.78| 7.7 -6.1 1500 293 6 329 4| 0.0 1.7 1.7| 0.0 -21.6 -21.6 -14.4 -0.83| 8.4 -7.0 2000 263 6 266 2| 0.0 2.1 2.1| 0.9 -21.6 -20.7 -10.4 -0.71| 7.2 -5.1 2500 225 7 192 4| 0.0 1.2 1.2| 0.9 -27.8 -26.9 -10.8 -0.70| 6.6 -4.6 3000 210 6 171 5| 0.0 0.4 0.4| 0.9 -32.9 -32.0 -10.7 -0.71| 6.2 -4.4 4000 195 5 152 5| 0.2 0.3 0.5| 3.7 -33.6 -29.9 -7.5 -0.61| 5.0 -3.1 5000 195 5 147 5| 0.6 0.2 0.9| 4.3 -36.0 -31.7 -6.3 -0.58| 4.8 -2.8 6000 230 5 183 3| 0.8 0.2 1.0| 10.9 -36.3 -25.4 -4.2 -0.45| 4.7 -2.1 Wrote GIF file: /home/apache/climate/data/raob//VT453/skewt/VT453.skewt.20250510.00.gif