UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050800.upa.cvt Date: 0000Z 8 MAY 25 Searching for VT453... Searching the city database file for: VT453 ... Date:0000Z 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 1005 18 28.6 23.6 74 5.0 24.9 0 0 301.3 304.7 297.9 356.0 18.55 1 1000 62 28.6 25.2 82 3.4 26.0 0 0 301.8 305.5 299.2 362.7 20.58 2 925 753 24.2 21.3 84 2.9 22.1 250 6 304.1 307.3 298.0 356.2 17.50 3 850 1491 19.0 18.2 95 0.8 18.4 210 8 306.0 309.0 297.3 353.0 15.66 4 835 1644 18.2 16.8 92 1.4 17.2 202 7 306.8 309.5 296.8 350.6 14.57 5 762 2426 14.8 11.3 80 3.5 12.5 165 5 311.2 313.3 295.6 345.3 11.11 6 728 2812 12.4 12.4 100 0.0 12.4 159 7 312.7 315.1 296.9 351.3 12.53 7 700 3142 11.2 10.6 96 0.6 10.8 160 8 314.9 317.1 296.8 350.8 11.55 8 691 3250 10.6 9.0 90 1.6 9.6 160 8 315.4 317.4 296.2 348.1 10.49 9 687 3298 11.2 6.7 74 4.5 8.4 160 8 316.6 318.3 295.5 344.9 9.00 10 660 3631 9.0 7.3 89 1.7 7.9 160 9 317.8 319.6 296.3 348.6 9.78 11 627 4055 7.4 -2.6 49 10.0 2.1 162 9 320.6 321.6 293.6 337.0 5.04 12 616 4200 6.4 -0.6 61 7.0 2.5 163 10 321.1 322.3 294.4 340.4 5.96 13 609 4294 6.0 -6.0 42 12.0 0.1 163 10 321.7 322.5 293.0 334.9 4.01 14 594 4497 4.4 -3.6 56 8.0 0.3 164 10 322.1 323.1 293.9 338.3 4.94 15 579 4705 3.6 -11.4 32 15.0 -3.0 167 10 323.6 324.1 292.5 332.8 2.76 16 575 4762 3.0 -5.0 56 8.0 -1.0 168 10 323.5 324.4 294.0 338.6 4.59 17 564 4918 2.6 -13.4 30 16.0 -4.1 170 10 324.8 325.3 292.5 333.0 2.41 18 556 5033 1.4 -8.6 47 10.0 -3.3 170 10 324.7 325.4 293.5 336.7 3.59 19 545 5194 0.6 -14.4 31 15.0 -5.5 170 10 325.6 326.1 292.7 333.5 2.30 20 501 5864 -3.9 -8.5 70 4.6 -6.0 156 12 328.1 328.9 294.7 341.6 4.02 21 500 5880 -3.9 -9.9 63 6.0 -6.6 155 12 328.3 329.0 294.4 340.5 3.61 22 489 6055 -4.3 -20.3 27 16.0 -9.8 159 13 329.9 330.2 293.2 335.4 1.56 23 477 6251 -5.5 -22.5 25 17.0 -11.1 160 12 330.8 331.0 293.2 335.5 1.32 24 453 6653 -8.3 -16.3 52 8.0 -11.3 160 11 332.2 332.6 294.4 340.4 2.36 25 426 7128 -10.7 -25.7 28 15.0 -15.0 160 9 335.0 335.2 294.1 339.0 1.11 26 414 7347 -12.3 -22.3 43 10.0 -15.4 160 8 335.7 336.0 294.6 341.3 1.54 27 411 7403 -11.7 -29.7 21 18.0 -16.4 160 8 337.2 337.3 294.3 340.1 0.79 28 409 7440 -12.1 -30.1 21 18.0 -16.7 160 8 337.1 337.3 294.3 340.0 0.77 29 400 7610 -13.3 -30.3 23 17.0 -17.6 160 7 337.7 337.9 294.4 340.6 0.77 30 392 7764 -14.5 -33.5 18 19.0 -18.8 159 7 338.1 338.2 294.4 340.3 0.58 31 383 7940 -16.1 -30.1 29 14.0 -19.5 158 6 338.2 338.4 294.6 341.3 0.82 32 379 8019 -16.7 -20.2 74 3.5 -17.9 157 6 338.5 338.9 295.7 345.8 2.03 33 371 8179 -17.7 -25.7 50 8.0 -19.9 156 6 339.2 339.5 295.3 343.9 1.27 34 369 8220 -17.9 -20.7 79 2.8 -18.8 156 6 339.5 339.9 295.9 346.7 1.99 35 358 8446 -19.5 -23.2 72 3.7 -20.6 155 5 340.3 340.6 295.8 346.3 1.65 36 356 8488 -19.3 -33.3 28 14.0 -22.3 154 5 341.1 341.2 295.2 343.6 0.65 37 344 8742 -21.5 -41.5 15 20.0 -24.6 153 5 341.5 341.5 295.0 342.6 0.29 38 329 9070 -23.5 -38.5 24 15.0 -26.0 151 4 343.1 343.2 295.4 344.7 0.42 39 326 9137 -23.9 -31.9 48 8.0 -25.6 150 4 343.4 343.6 295.8 346.5 0.81 40 325 9160 -23.9 -40.9 19 17.0 -26.5 150 4 343.7 343.8 295.5 345.1 0.33 41 314 9411 -25.7 -44.7 15 19.0 -28.2 170 7 344.6 344.7 295.6 345.6 0.23 42 300 9740 -28.5 -48.5 13 20.0 -30.7 195 10 345.2 345.2 295.7 345.9 0.16 43 272 10435 -33.9 -54.9 10 21.0 -35.5 214 7 347.2 347.2 296.1 347.5 0.08 44 250 11020 -39.3 -48.3 38 9.0 -40.0 255 6 347.6 347.7 296.3 348.4 0.19 45 240 11296 -41.9 -46.8 59 4.9 -42.3 273 7 347.8 347.9 296.4 348.8 0.24 46 237 11381 -42.3 -45.9 68 3.6 -42.6 279 8 348.5 348.5 296.5 349.5 0.26 47 223 11787 -45.5 -48.6 71 3.1 -45.7 307 10 349.7 349.7 296.7 350.5 0.21 48 200 12500 -51.3 -54.7 67 3.4 -51.4 355 12 351.5 351.6 297.1 352.0 0.11 49 150 14300 -67.5 -73.5 42 6.0 -67.5 85 12 353.8 353.8 297.4 353.9 0.01 50 132 15063 -71.5 -82.5 18 11.0 -71.5 101 9 359.8 359.8 298.7 359.9 0.00 51 100 16660 -82.3 -88.3 35 6.0 -82.3 135 19 368.7 368.7 300.4 368.7 0.00 52 83 17684 -88.9 -92.1 54 3.2 -88.9 156 13 375.4 375.4 301.5 375.5 0.00 53 74 18314 -82.3 -86.3 50 4.0 -82.3 170 9 401.9 401.9 305.5 401.9 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5818.00 m Freezing level: 539.13 mb = 5283.29 m = 17333.41 ft Wetbulb zero: 592.82 mb = 4513.66 m = 14808.43 ft Precipitable water: 2.37 inches Sfc-500 mean rel hum: 73.23 % Est. max temperature: 33.20 C = 91.76 F Sfc-Lift cond lev (LCL): 935.05 mb = 657.24 m = 2156.28 ft T: 24.81 C 700-500 lapse rate: 5.51 C/km ThetaE index: 17.36 C Layer 925.0- 728.0 mb Conv cond level (CCL): 888.38 mb = 1105.57 m = 3627.14 ft Mean mixing ratio: 18.69 g/kg Conv temperature: 32.30 C = 90.15 F Cap Strength: 1.20 C Lifted Index: -3.86 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -4.61 C Lifted Index @700 mb: -1.65 C Showalter Index: -1.99 C Risk: Thunderstorms probable Total Totals Index: 45.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.90 C Cross Totals Index: 22.10 C K Index: 40.50 Risk: > 80 % chance of thunderstorms Sweat Index: 246.40 Risk: None Energy Index: -2.49 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1762.10 J/kg Max Up Vert Vel: 59.36 m/s Conv Inhibition (B-): 11.58 J/kg Cap Strength: 1.20 C Lift Cond Lev (LCL): 913.07 mb = 866.31 m = 2842.18 ft Lev Free Conv (LFC): 868.07 mb = 1307.41 m = 4289.36 ft Equ Level (EL): 128.07 mb = 15236.99 m = 49989.50 ft B at Equ Level: 1735.87 J/kg Wind level data Storm motion: 205 at 6 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 1005 18 0 0 -0.0 -0.0 | 25 6 -2.5 -5.3 1 1000 62 0 0 -0.0 -0.0 | 25 6 -2.5 -5.3 2 973 305 220 3 1.9 2.3 | 11 3 -0.6 -3.0 3 940 610 245 5 4.5 2.1 | 328 4 2.0 -3.2 4 925 753 250 6 5.6 2.1 | 316 5 3.1 -3.3 5 908 914 245 7 6.3 3.0 | 302 5 3.8 -2.4 6 850 1491 210 8 4.0 6.9 | 223 2 1.5 1.6 7 847 1524 210 8 4.0 6.9 | 223 2 1.5 1.6 8 788 2134 170 4 -0.7 3.9 | 67 3 -3.2 -1.4 9 708 3048 155 8 -3.4 7.3 | 108 6 -5.9 1.9 10 700 3142 160 8 -2.7 7.5 | 113 6 -5.2 2.2 11 657 3658 160 9 -3.1 8.5 | 119 6 -5.6 3.1 12 587 4572 165 10 -2.6 9.7 | 130 7 -5.1 4.3 13 566 4877 170 10 -1.7 9.8 | 137 6 -4.2 4.5 14 525 5486 170 11 -1.9 10.8 | 141 7 -4.4 5.5 15 500 5880 155 12 -5.1 10.9 | 126 9 -7.6 5.5 16 486 6096 160 13 -4.4 12.2 | 135 10 -7.0 6.9 17 400 7610 160 7 -2.4 6.6 | 104 5 -4.9 1.2 18 399 7620 160 7 -2.4 6.6 | 104 5 -4.9 1.2 19 325 9144 150 4 -2.0 3.5 | 68 5 -4.5 -1.9 20 300 9740 195 10 2.6 9.7 | 181 4 0.1 4.3 21 263 10668 220 6 3.9 4.6 | 298 2 1.4 -0.7 22 250 11020 255 6 5.8 1.6 | 319 5 3.3 -3.8 23 210 12192 335 12 5.1 -10.9 | 351 16 2.6 -16.2 24 200 12500 355 12 1.0 -12.0 | 5 17 -1.5 -17.3 25 165 13716 50 10 -7.7 -6.4 | 41 16 -10.2 -11.8 26 150 14300 85 12 -12.0 -1.0 | 66 16 -14.5 -6.4 27 128 15240 105 8 -7.7 2.1 | 72 11 -10.2 -3.3 28 104 16459 120 20 -17.3 10.0 | 103 20 -19.8 4.7 29 100 16660 135 19 -13.4 13.4 | 117 18 -15.9 8.1 30 74 18288 170 9 -1.6 8.9 | 131 5 -4.1 3.5 31 70 18593 355 3 0.3 -3.0 | 15 9 -2.2 -8.3 Wind Parameters Mean winds (0-6000m): 175.2 at 7.9 knts Storm direction: 205.2 at 5.9 knts Shear (0-3000m) pos: 0.5 neg: 1.4 tot: 1.9 10-3/s Storm rel Dir Shear (0-3000m): 82.4 deg Storm rel helicity (0-3000m) pos: 3.4 neg: -12.4 tot: -9.0 m^2/s^2 ave: -3.0 10^-3 m/s^2 rel: -0.49 Storm rel vorticity (0-3000m) horiz: 4.1 stream: -2.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 298.39 Bulk Shear: 5.91 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 ------------------------------------------------------------------------------- 500 227 2 12 4| 0.0 4.5 4.5| 0.2 -4.3 -4.1 -8.2 -0.53| 6.6 -3.5 1000 241 4 341 3| 1.4 2.3 3.7| 0.2 -7.8 -7.5 -7.5 -0.64| 5.3 -3.4 1500 232 5 320 3| 1.0 2.0 2.9| 0.2 -10.3 -10.0 -6.7 -0.70| 4.8 -3.4 2000 222 6 313 2| 0.7 1.1 1.8| 0.2 -12.0 -11.8 -5.9 -0.74| 4.9 -3.6 2500 214 5 328 1| 0.6 1.2 1.8| 1.7 -12.4 -10.7 -4.3 -0.60| 4.4 -2.7 3000 202 6 79 0| 0.5 1.4 1.9| 3.4 -12.4 -9.0 -3.0 -0.49| 4.1 -2.0 4000 186 6 120 2| 0.5 1.0 1.6| 6.2 -12.4 -6.2 -1.5 -0.38| 3.3 -1.3 5000 179 7 125 3| 0.6 0.8 1.4| 9.0 -12.4 -3.4 -0.7 -0.30| 2.9 -0.9 6000 175 8 128 4| 0.5 1.0 1.5| 11.2 -16.4 -5.1 -0.9 -0.29| 2.8 -0.8 Wrote GIF file: /home/apache/climate/data/raob//VT453/skewt/VT453.skewt.20250508.00.gif