UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025051112.upa.cvt Date: 1200Z 11 MAY 25 Searching for VT453... Searching the city database file for: VT453 ... Date:1200Z 11 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 1003 12 29.6 23.6 70 6.0 25.2 220 2 302.5 305.9 298.2 357.5 18.59 1 1000 39 29.4 24.9 77 4.5 26.0 210 3 302.5 306.3 299.2 362.5 20.21 2 938 608 24.0 23.5 97 0.5 23.6 185 9 302.6 306.3 299.0 361.4 19.79 3 925 731 23.8 21.5 87 2.3 22.2 175 8 303.6 306.9 298.0 356.4 17.72 4 888 1088 21.2 21.0 99 0.2 21.1 214 5 304.5 307.8 298.3 358.0 17.90 5 851 1458 19.8 18.9 95 0.9 19.2 332 3 306.8 309.8 297.9 356.0 16.36 6 850 1468 19.8 18.7 93 1.1 19.0 335 3 306.9 309.9 297.8 355.6 16.17 7 714 2954 11.8 8.2 79 3.6 9.5 8 13 313.8 315.6 295.2 343.6 9.61 8 700 3120 10.6 8.9 89 1.7 9.5 10 14 314.2 316.2 295.8 346.2 10.29 9 673 3447 8.4 7.7 95 0.7 8.0 13 15 315.3 317.2 295.8 346.1 9.86 10 639 3875 6.4 5.1 91 1.3 5.6 14 15 317.8 319.4 295.6 345.1 8.66 11 593 4488 4.6 -4.4 52 9.0 0.0 11 13 322.5 323.4 293.7 337.8 4.66 12 580 4668 3.4 -8.6 41 12.0 -2.1 11 13 323.2 323.8 293.0 334.6 3.44 13 530 5396 -0.9 -6.9 64 6.0 -3.8 11 14 326.5 327.3 294.5 340.8 4.30 14 520 5548 -1.5 -12.5 43 11.0 -6.1 10 14 327.5 328.1 293.6 337.1 2.81 15 507 5750 -3.1 -8.0 69 4.9 -5.4 10 16 328.0 328.8 294.8 341.8 4.13 16 500 5860 -3.7 -9.7 63 6.0 -6.4 10 17 328.5 329.3 294.6 340.9 3.66 17 477 6230 -6.1 -9.8 75 3.7 -7.8 13 15 330.0 330.8 295.0 343.0 3.81 18 474 6279 -5.5 -18.5 35 13.0 -10.2 14 15 331.4 331.7 293.8 338.0 1.88 19 466 6413 -5.7 -20.7 30 15.0 -10.9 16 15 332.7 333.0 293.9 338.3 1.58 20 450 6685 -8.1 -21.1 34 13.0 -12.5 22 14 333.0 333.4 294.0 338.7 1.58 21 448 6720 -8.5 -12.1 75 3.6 -10.0 22 14 333.0 333.7 295.4 344.6 3.38 22 436 6930 -9.5 -22.5 34 13.0 -13.6 27 13 334.3 334.6 294.2 339.5 1.44 23 420 7218 -11.5 -26.5 28 15.0 -15.7 32 12 335.3 335.5 294.1 339.2 1.04 24 410 7402 -12.9 -22.9 43 10.0 -16.0 36 11 335.8 336.1 294.6 341.2 1.48 25 402 7552 -13.5 -23.5 43 10.0 -16.5 39 10 337.0 337.3 294.8 342.2 1.43 26 400 7590 -13.7 -21.7 51 8.0 -16.3 40 10 337.2 337.5 295.1 343.3 1.69 27 398 7628 -13.9 -18.4 69 4.5 -15.5 35 11 337.4 337.9 295.6 345.4 2.25 28 368 8218 -17.7 -21.2 74 3.5 -18.8 29 8 340.0 340.4 296.0 346.9 1.91 29 332 8982 -21.5 -30.5 44 9.0 -23.6 22 5 344.9 345.1 296.3 348.4 0.91 30 300 9720 -27.3 -39.3 31 12.0 -29.2 10 5 346.9 347.0 296.3 348.6 0.42 31 299 9744 -27.3 -39.3 31 12.0 -29.2 13 5 347.2 347.3 296.4 348.9 0.42 32 292 9914 -28.7 -36.7 46 8.0 -30.0 38 4 347.6 347.7 296.6 349.8 0.56 33 288 10013 -28.9 -48.9 13 20.0 -31.1 53 4 348.7 348.7 296.5 349.3 0.16 34 250 11010 -36.9 -58.9 8 22.0 -38.2 120 2 351.2 351.2 297.0 351.4 0.05 35 225 11730 -42.9 -68.9 4 26.0 -43.8 32 6 352.8 352.8 297.3 352.8 0.02 36 218 11942 -44.9 -60.9 15 16.0 -45.6 6 7 352.9 352.9 297.3 353.1 0.05 37 216 12004 -45.5 -50.5 57 5.0 -45.8 359 7 352.9 352.9 297.4 353.6 0.17 38 213 12097 -45.9 -84.9 0 39.0 -46.6 347 7 353.7 353.7 297.4 353.7 0.00 39 205 12350 -48.3 -66.3 11 18.0 -48.8 353.8 353.8 297.5 353.9 0.03 TRP WND Sounding variables and indices 1000-500 mb thick: 5821.00 m Freezing level: 540.47 mb = 5243.56 m = 17203.07 ft Wetbulb zero: 592.88 mb = 4489.27 m = 14728.40 ft Precipitable water: 2.50 inches Sfc-500 mean rel hum: 78.52 % Est. max temperature: 33.77 C = 92.79 F Sfc-Lift cond lev (LCL): 919.88 mb = 779.60 m = 2557.71 ft T: 23.45 C 700-500 lapse rate: 5.22 C/km ThetaE index: 14.36 C Layer 851.0- 700.0 mb Conv cond level (CCL): 907.51 mb = 897.98 m = 2946.11 ft Mean mixing ratio: 19.31 g/kg Conv temperature: 31.17 C = 88.10 F Cap Strength: 0.73 C Lifted Index: -4.19 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -4.23 C Lifted Index @700 mb: -2.66 C Showalter Index: -2.67 C Risk: Severe thunderstorms possible Total Totals Index: 45.90 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.50 C Cross Totals Index: 22.40 C K Index: 40.50 Risk: > 80 % chance of thunderstorms Sweat Index: 247.40 Risk: None Energy Index: -2.90 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1410.15 J/kg Max Up Vert Vel: 53.11 m/s Conv Inhibition (B-): 3.87 J/kg Cap Strength: 0.73 C Lift Cond Lev (LCL): 922.25 mb = 757.01 m = 2483.61 ft Lev Free Conv (LFC): 897.25 mb = 997.43 m = 3272.38 ft Wind level data Storm motion: 40 at 8 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 1003 12 220 2 1.3 1.5 | 220 10 6.6 7.8 1 1000 39 210 3 1.5 2.6 | 218 11 6.8 8.9 2 970 305 195 10 2.6 9.7 | 206 18 7.9 15.9 3 938 610 185 9 0.8 9.0 | 202 16 6.1 15.2 4 925 731 175 8 -0.7 8.0 | 198 15 4.6 14.2 5 906 914 160 6 -2.1 5.6 | 195 12 3.3 11.9 6 850 1468 335 3 1.3 -2.7 | 242 7 6.6 3.6 7 844 1524 335 3 1.3 -2.7 | 242 7 6.6 3.6 8 786 2134 355 7 0.6 -7.0 | 277 6 5.9 -0.7 9 706 3048 10 14 -2.4 -13.8 | 339 8 2.9 -7.5 10 700 3120 10 14 -2.4 -13.8 | 339 8 2.9 -7.5 11 655 3658 15 16 -4.1 -15.5 | 353 9 1.2 -9.2 12 586 4572 10 13 -2.3 -12.8 | 335 7 3.1 -6.5 13 564 4877 15 13 -3.4 -12.6 | 343 7 2.0 -6.3 14 523 5486 10 14 -2.4 -13.8 | 339 8 2.9 -7.5 15 500 5860 10 17 -3.0 -16.7 | 347 11 2.4 -10.5 16 485 6096 10 16 -2.8 -15.8 | 345 10 2.5 -9.5 17 400 7590 40 10 -6.4 -7.7 | 38 2 -1.1 -1.4 18 398 7620 35 11 -6.3 -9.0 | 20 3 -1.0 -2.7 19 324 9144 20 4 -1.4 -3.8 | 238 5 4.0 2.5 20 300 9720 10 5 -0.9 -4.9 | 253 5 4.5 1.4 21 262 10668 150 1 -0.5 0.9 | 214 9 4.8 7.1 22 250 11010 120 2 -1.7 1.0 | 206 8 3.6 7.3 23 209 12192 330 8 4.0 -6.9 | 274 9 9.3 -0.7 Wind Parameters Mean winds (0-6000m): 10.3 at 11.0 knts Storm direction: 40.3 at 8.2 knts Shear (0-3000m) pos: 4.0 neg: 1.3 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 116.8 deg Storm rel helicity (0-3000m) pos: 53.0 neg: -26.0 tot: 27.1 m^2/s^2 ave: 9.0 10^-3 m/s^2 rel: 0.37 Storm rel vorticity (0-3000m) horiz: 6.9 stream: 2.5 10^-3/s Energy-Hel index: 0.35 Bulk Rich Number: 30.96 Bulk Shear: 45.55 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 ------------------------------------------------------------------------------- 500 195 8 208 15| 0.0 7.9 7.9| 0.0 -17.1 -17.1 -34.2 -0.45| 9.8 -4.5 1000 186 8 204 15| 2.0 4.0 5.9| 10.0 -25.6 -15.6 -15.6 -0.19| 9.1 -1.8 1500 185 6 205 14| 4.1 2.6 6.7| 33.8 -26.0 7.8 5.2 0.13| 9.8 1.3 2000 194 6 209 14| 3.9 2.0 5.9| 39.7 -26.0 13.8 6.9 0.22| 8.2 1.8 2500 229 6 224 15| 3.9 1.6 5.5| 46.0 -26.0 20.0 8.0 0.30| 7.4 2.2 3000 354 7 279 6| 4.0 1.3 5.3| 53.0 -26.0 27.1 9.0 0.37| 6.9 2.5 4000 8 9 306 5| 3.2 1.1 4.2| 58.0 -27.9 30.1 7.5 0.37| 5.6 2.1 5000 10 10 317 5| 2.5 1.0 3.6| 59.4 -31.0 28.4 5.7 0.33| 4.8 1.6 6000 10 11 323 6| 2.1 0.6 2.7| 62.3 -32.1 30.2 5.0 0.31| 4.4 1.4 Wrote GIF file: /home/apache/climate/data/raob//VT453/skewt/VT453.skewt.20250511.12.gif