UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050700.upa.cvt Date: 0000Z 7 MAY 25 Searching for VT453... Searching the city database file for: VT453 ... Date:0000Z 7 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 17 29.2 24.6 76 4.6 25.8 160 4 301.9 305.5 298.8 360.3 19.73 1 1000 61 28.8 25.1 80 3.7 26.0 165 4 302.0 305.7 299.2 362.5 20.46 2 937 639 24.2 24.2 100 0.0 24.2 184 9 302.9 306.8 299.5 364.5 20.70 3 925 753 23.4 22.8 96 0.6 23.0 180 10 303.2 306.8 298.8 360.4 19.22 4 893 1061 21.4 21.0 98 0.4 21.1 166 10 304.2 307.5 298.2 357.3 17.80 5 850 1490 20.0 16.9 82 3.1 17.8 140 11 307.1 309.8 296.7 350.5 14.40 6 732 2768 13.6 10.3 80 3.3 11.4 123 11 313.5 315.6 296.0 347.0 10.82 7 724 2861 13.2 8.6 74 4.6 10.3 122 12 314.1 315.9 295.3 344.3 9.74 8 700 3144 11.2 8.3 82 2.9 9.4 120 12 314.9 316.8 295.7 345.6 9.87 9 676 3435 9.6 7.4 86 2.2 8.2 128 13 316.3 318.1 295.8 346.4 9.61 10 661 3622 9.6 1.6 57 8.0 5.1 134 13 318.3 319.6 294.1 339.1 6.51 11 611 4272 5.2 2.1 80 3.1 3.4 135 14 320.5 321.9 295.3 343.9 7.31 12 565 4910 2.6 -3.4 65 6.0 -0.6 140 11 324.7 325.7 294.8 342.0 5.27 13 500 5890 -3.7 -8.1 71 4.4 -5.8 150 10 328.5 329.4 294.9 342.5 4.16 14 497 5937 -3.9 -9.9 63 6.0 -6.6 151 10 328.8 329.6 294.6 341.1 3.63 15 464 6474 -7.9 -9.1 91 1.2 -8.5 149 9 330.4 331.2 295.4 344.4 4.14 16 443 6831 -9.7 -12.6 79 2.9 -10.9 143 8 332.5 333.2 295.3 343.8 3.28 17 437 6936 -9.9 -19.9 44 10.0 -13.3 141 8 333.6 333.9 294.3 340.0 1.80 18 422 7203 -12.1 -16.9 67 4.8 -13.9 137 7 334.1 334.6 295.0 342.6 2.41 19 417 7294 -12.7 -18.7 61 6.0 -14.8 135 7 334.5 334.9 294.8 341.9 2.10 20 416 7312 -12.7 -25.7 33 13.0 -16.4 135 7 334.7 334.9 294.0 338.8 1.13 21 413 7368 -12.9 -17.9 66 5.0 -14.7 134 7 335.1 335.6 295.1 343.2 2.27 22 410 7423 -13.3 -17.5 71 4.2 -14.8 133 7 335.3 335.8 295.2 343.7 2.36 23 400 7610 -14.3 -19.0 67 4.7 -15.9 130 6 336.4 336.8 295.3 344.0 2.13 24 393 7744 -15.1 -21.1 60 6.0 -17.0 124 7 337.1 337.4 295.2 343.6 1.81 25 385 7898 -16.5 -19.3 79 2.8 -17.4 130 8 337.2 337.7 295.5 344.9 2.16 26 378 8036 -17.1 -24.1 55 7.0 -19.1 135 8 338.2 338.5 295.1 343.5 1.44 27 374 8116 -17.5 -21.8 69 4.3 -18.8 138 8 338.7 339.1 295.6 345.2 1.79 28 372 8156 -17.3 -29.3 34 12.0 -20.3 139 8 339.5 339.7 295.0 342.9 0.91 29 367 8257 -17.7 -36.7 17 19.0 -21.4 143 8 340.3 340.4 294.8 342.0 0.45 30 357 8463 -19.3 -39.3 15 20.0 -22.8 150 9 340.8 340.9 294.8 342.2 0.35 31 334 8954 -23.3 -38.3 24 15.0 -25.8 168 10 341.9 342.0 295.1 343.5 0.42 32 332 8998 -23.5 -43.5 14 20.0 -26.3 169 10 342.2 342.3 295.1 343.2 0.24 33 311 9472 -27.1 -31.9 64 4.8 -28.0 186 9 343.6 343.8 296.0 346.9 0.85 34 300 9730 -28.7 -39.7 34 11.0 -30.3 195 9 344.9 345.0 295.8 346.5 0.40 35 292 9923 -30.5 -35.5 62 5.0 -31.3 198 9 345.0 345.2 296.1 347.5 0.64 36 276 10322 -33.5 -45.5 29 12.0 -34.8 204 10 346.3 346.4 296.0 347.3 0.24 37 273 10399 -34.1 -44.1 36 10.0 -35.2 206 10 346.5 346.6 296.1 347.7 0.28 38 272 10425 -34.3 -39.3 60 5.0 -35.0 206 10 346.6 346.7 296.3 348.5 0.46 39 264 10633 -35.9 -39.6 69 3.7 -36.4 209 10 347.2 347.3 296.4 349.1 0.46 40 257 10820 -37.5 -43.5 53 6.0 -38.1 212 8 347.6 347.6 296.4 348.8 0.32 41 250 11010 -38.9 -42.9 66 4.0 -39.3 215 6 348.2 348.3 296.5 349.6 0.35 42 237 11374 -41.5 -45.7 64 4.2 -41.9 223 7 349.7 349.7 296.8 350.8 0.27 43 204 12371 -50.5 -53.0 75 2.5 -50.6 243 6 350.8 350.8 296.9 351.4 0.14 44 200 12500 -51.5 -55.6 61 4.1 -51.7 245 5 351.2 351.2 297.0 351.7 0.10 45 193 12730 -53.5 -58.5 54 5.0 -53.7 251 4 351.6 351.6 297.0 351.9 0.07 46 158 13985 -64.1 -67.8 60 3.7 -64.1 229 3 354.4 354.4 297.6 354.5 0.03 47 150 14300 -67.1 -71.9 51 4.8 -67.1 165 5 354.5 354.5 297.6 354.6 0.02 48 143 14586 -69.7 -74.5 49 4.8 -69.7 150 6 354.8 354.8 297.7 354.9 0.01 49 128 15239 -74.1 -82.1 28 8.0 -74.1 116 10 358.3 358.3 298.4 358.4 0.00 50 100 16650 -81.5 -87.5 35 6.0 -81.5 160 12 370.3 370.3 300.6 370.3 0.00 51 93 17055 -84.1 -90.1 34 6.0 -84.1 120 10 372.9 372.9 301.1 372.9 0.00 52 85 17558 -80.3 -87.3 30 7.0 -80.3 100 8 390.3 390.3 303.8 390.3 0.00 53 76 18186 -82.5 -88.5 35 6.0 -82.5 74 4 398.4 398.4 305.0 398.4 0.00 54 72 18491 -79.5 -88.5 21 9.0 -79.5 357 5 411.0 411.0 306.6 411.0 0.00 55 70 18650 -80.5 -89.5 21 9.0 -80.5 300 5 412.2 412.2 306.8 412.2 0.00 56 69 18731 -81.1 -90.1 20 9.0 -81.1 300 5 412.6 412.6 306.8 412.6 0.00 57 58 19732 -73.5 -91.5 5 18.0 -73.6 295 3 450.7 450.7 310.9 450.7 0.00 58 54 20160 -65.7 -90.7 2 25.0 -66.0 268 8 478.0 478.0 313.3 478.0 0.00 59 50 20630 -64.9 -89.9 2 25.0 -65.2 235 14 490.5 490.5 314.2 490.6 0.00 60 48 20880 -63.5 -90.5 1 27.0 -63.9 237 13 499.6 499.6 314.9 499.7 0.00 TRP 93 17055 -84.1 -90.1 34 6.0 -84.1 120 10 372.9 372.9 301.1 372.9 0.00 WND Sounding variables and indices 1000-500 mb thick: 5829.00 m Freezing level: 538.17 mb = 5314.39 m = 17435.45 ft Wetbulb zero: 571.54 mb = 4816.13 m = 15800.75 ft Precipitable water: 2.54 inches Sfc-500 mean rel hum: 78.74 % Est. max temperature: 34.04 C = 93.28 F Sfc-Lift cond lev (LCL): 940.62 mb = 605.17 m = 1985.45 ft T: 24.47 C 700-500 lapse rate: 5.43 C/km ThetaE index: 20.14 C Layer 925.0- 700.0 mb Conv cond level (CCL): 928.00 mb = 724.49 m = 2376.90 ft Mean mixing ratio: 20.10 g/kg Conv temperature: 30.44 C = 86.80 F Cap Strength: 0.27 C Lifted Index: -4.83 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -6.63 C Lifted Index @700 mb: -2.53 C Showalter Index: -0.91 C Risk: Thunderstorms probable Total Totals Index: 44.30 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.70 C Cross Totals Index: 20.60 C K Index: 37.70 Risk: > 80 % chance of thunderstorms Sweat Index: 234.80 Risk: None Energy Index: -1.57 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2724.40 J/kg Max Up Vert Vel: 73.82 m/s Conv Inhibition (B-): 0.56 J/kg Cap Strength: 0.27 C Lift Cond Lev (LCL): 934.27 mb = 665.16 m = 2182.25 ft Lev Free Conv (LFC): 919.27 mb = 807.33 m = 2648.68 ft Equ Level (EL): 109.27 mb = 16143.06 m = 52962.15 ft B at Equ Level: 2675.56 J/kg Max Parcel Lev (MPL): 59.27 mb = 19607.07 m = 64326.87 ft Wind level data Storm motion: 170 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 1005 17 160 4 -1.4 3.8 | 359 4 0.1 -4.3 1 1000 61 165 4 -1.0 3.9 | 354 4 0.4 -4.2 2 973 305 185 7 0.6 7.0 | 298 2 2.1 -1.1 3 940 610 185 9 0.8 9.0 | 248 2 2.2 0.9 4 925 753 180 10 0.0 10.0 | 217 2 1.4 1.9 5 908 914 175 10 -0.9 10.0 | 197 2 0.6 1.9 6 850 1490 140 11 -7.1 8.4 | 94 6 -5.6 0.4 7 847 1524 140 11 -7.1 8.4 | 94 6 -5.6 0.4 8 788 2134 130 10 -7.7 6.4 | 75 6 -6.2 -1.6 9 708 3048 120 12 -10.4 6.0 | 77 9 -8.9 -2.1 10 700 3144 120 12 -10.4 6.0 | 77 9 -8.9 -2.1 11 657 3658 135 13 -9.2 9.2 | 98 8 -7.7 1.1 12 588 4572 135 14 -9.9 9.9 | 102 9 -8.5 1.8 13 566 4877 140 11 -7.1 8.4 | 94 6 -5.6 0.4 14 525 5486 135 10 -7.1 7.1 | 80 6 -5.6 -1.0 15 500 5890 150 10 -5.0 8.7 | 100 4 -3.6 0.6 16 487 6096 155 10 -4.2 9.1 | 110 3 -2.8 1.0 17 400 7610 130 6 -4.6 3.9 | 37 5 -3.2 -4.2 18 399 7620 120 7 -6.1 3.5 | 45 6 -4.6 -4.6 19 325 9144 175 10 -0.9 10.0 | 197 2 0.6 1.9 20 300 9730 195 9 2.3 8.7 | 260 4 3.8 0.6 21 262 10668 210 10 5.0 8.7 | 265 6 6.4 0.6 22 250 11010 215 6 3.4 4.9 | 303 6 4.9 -3.1 23 209 12192 240 8 6.9 4.0 | 296 9 8.4 -4.1 24 200 12500 245 5 4.5 2.1 | 315 8 6.0 -5.9 25 165 13716 280 2 2.0 -0.3 | 338 9 3.4 -8.4 26 150 14300 165 5 -1.3 4.8 | 357 3 0.2 -3.2 27 128 15240 115 10 -9.1 4.2 | 63 9 -7.6 -3.8 28 103 16459 135 17 -12.0 12.0 | 111 11 -10.6 4.0 29 100 16650 160 12 -4.1 11.3 | 140 4 -2.7 3.2 30 93 17055 120 10 -8.7 5.0 | 67 8 -7.2 -3.1 31 75 18288 70 4 -3.8 -1.4 | 14 10 -2.3 -9.4 32 70 18650 300 5 4.3 -2.5 | 331 12 5.8 -10.6 33 57 19812 295 3 2.7 -1.3 | 336 10 4.2 -9.3 34 50 20630 235 14 11.5 8.0 | 270 13 12.9 -0.0 35 46 21031 240 12 10.4 6.0 | 280 12 11.8 -2.1 Wind Parameters Mean winds (0-6000m): 139.8 at 10.9 knts Storm direction: 169.8 at 8.2 knts Shear (0-3000m) pos: 0.9 neg: 1.9 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 78.1 deg Storm rel helicity (0-3000m) pos: 0.3 neg: -11.5 tot: -11.2 m^2/s^2 ave: -3.7 10^-3 m/s^2 rel: -0.71 Storm rel vorticity (0-3000m) horiz: 3.3 stream: -2.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 375.95 Bulk Shear: 7.25 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 ------------------------------------------------------------------------------- 500 181 6 319 2| 5.2 0.0 5.2| 0.0 -3.0 -3.0 -5.9 -0.84| 5.4 -4.5 1000 180 8 274 1| 2.6 1.6 4.2| 0.0 -5.1 -5.1 -5.1 -0.89| 4.7 -4.2 1500 169 9 159 1| 1.7 2.7 4.4| 0.0 -8.5 -8.5 -5.7 -0.83| 5.0 -4.1 2000 159 9 109 2| 1.3 2.2 3.5| 0.0 -11.0 -11.0 -5.5 -0.84| 4.2 -3.5 2500 152 10 97 3| 1.0 2.0 3.0| 0.2 -11.5 -11.3 -4.5 -0.78| 3.6 -2.8 3000 146 10 92 4| 0.9 1.9 2.8| 0.3 -11.5 -11.2 -3.7 -0.71| 3.3 -2.3 4000 141 11 91 5| 1.1 1.4 2.6| 7.9 -11.6 -3.7 -0.9 -0.45| 3.0 -1.3 5000 140 11 94 6| 0.9 1.2 2.1| 8.6 -13.8 -5.3 -1.1 -0.42| 2.8 -1.2 6000 140 11 93 6| 1.0 1.0 2.0| 10.6 -15.2 -4.6 -0.8 -0.34| 2.7 -0.9 Wrote GIF file: /home/apache/climate/data/raob//VT453/skewt/VT453.skewt.20250507.00.gif