UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042712.upa.cvt Date: 1200Z 27 APR 25 Searching for VT453... Searching the city database file for: VT453 ... Date:1200Z 27 APR 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 1007 15 30.0 23.0 66 7.0 24.9 180 4 302.5 305.8 297.8 355.3 17.83 1 1000 77 29.4 23.4 70 6.0 25.0 175 5 302.5 305.9 298.1 357.1 18.41 2 966 385 26.4 23.1 82 3.3 24.0 159 10 302.5 306.0 298.3 358.0 18.73 3 930 721 24.0 20.7 82 3.3 21.6 155 10 303.4 306.5 297.3 353.1 16.75 4 925 768 24.2 19.5 75 4.7 20.9 155 10 304.1 306.9 296.7 350.5 15.61 5 864 1365 21.4 15.4 69 6.0 17.3 109 6 307.1 309.5 295.7 345.8 12.84 6 850 1507 21.0 15.0 69 6.0 16.9 95 5 308.1 310.5 295.9 346.6 12.72 7 818 1839 19.2 11.2 60 8.0 14.0 90 8 309.6 311.6 294.6 341.0 10.27 8 700 3162 10.8 4.8 66 6.0 7.2 80 12 314.4 315.9 294.0 338.6 7.73 9 538 5302 -3.1 -4.4 91 1.3 -3.7 102 6 322.4 323.4 294.1 339.2 5.14 10 506 5786 -5.3 -5.4 99 0.1 -5.4 129 5 325.5 326.5 294.8 342.2 5.06 11 500 5880 -5.7 -8.1 83 2.4 -6.8 130 4 326.1 326.9 294.3 340.0 4.16 12 498 5912 -5.7 -8.7 79 3.0 -7.1 130 4 326.5 327.3 294.3 339.8 3.98 13 489 6055 -6.5 -7.8 90 1.3 -7.1 130 4 327.2 328.1 294.7 341.7 4.35 14 484 6136 -6.9 -12.9 62 6.0 -9.4 130 4 327.7 328.2 293.7 337.6 2.93 15 472 6332 -8.1 -10.6 82 2.5 -9.2 128 4 328.5 329.3 294.5 340.8 3.62 16 459 6550 -8.9 -17.9 48 9.0 -12.1 127 4 330.2 330.6 293.6 337.3 2.04 17 453 6652 -9.5 -13.5 73 4.0 -11.1 126 4 330.7 331.3 294.6 340.9 2.98 18 439 6895 -9.7 -19.7 44 10.0 -13.1 125 4 333.4 333.8 294.3 339.9 1.83 19 427 7109 -11.3 -15.2 73 3.9 -12.8 123 4 334.0 334.6 295.2 343.6 2.75 20 400 7610 -14.1 -19.1 66 5.0 -15.8 120 4 336.7 337.1 295.3 344.2 2.11 21 399 7629 -14.3 -19.1 67 4.8 -15.9 115 4 336.6 337.1 295.3 344.2 2.12 22 389 7821 -15.1 -25.1 42 10.0 -18.0 117 4 338.0 338.3 295.0 342.7 1.28 23 374 8116 -17.1 -22.0 66 4.9 -18.6 120 4 339.2 339.6 295.7 345.6 1.76 24 359 8421 -19.3 -25.3 59 6.0 -21.0 123 5 340.3 340.5 295.6 345.3 1.36 25 354 8525 -19.7 -32.7 31 13.0 -22.5 124 5 341.1 341.2 295.2 343.7 0.69 26 351 8588 -19.9 -27.9 49 8.0 -21.9 124 5 341.7 341.9 295.7 345.8 1.10 27 317 9334 -26.1 -29.5 73 3.4 -26.8 142 5 343.1 343.4 296.0 347.1 1.05 28 300 9730 -28.5 -32.0 72 3.5 -29.2 170 5 345.2 345.4 296.3 348.6 0.87 29 273 10399 -33.3 -38.3 61 5.0 -34.0 198 5 347.7 347.8 296.5 349.7 0.51 30 250 11010 -38.7 -43.7 59 5.0 -39.2 205 4 348.5 348.6 296.6 349.8 0.32 31 200 12500 -51.1 -56.1 55 5.0 -51.3 215 6 351.8 351.9 297.1 352.3 0.10 32 193 12731 -53.1 -57.2 61 4.1 -53.2 219 6 352.3 352.3 297.2 352.6 0.09 33 176 13320 -58.1 -65.1 40 7.0 -58.2 228 6 353.4 353.5 297.4 353.6 0.03 34 170 13538 -60.1 -65.1 52 5.0 -60.2 232 6 353.6 353.7 297.4 353.8 0.04 35 150 14310 -66.1 -72.1 43 6.0 -66.1 160 2 356.2 356.2 298.0 356.3 0.02 36 143 14597 -67.7 -74.7 36 7.0 -67.8 142 4 358.3 358.3 298.4 358.4 0.01 37 107 16279 -80.9 -86.9 36 6.0 -80.9 160 9 364.3 364.3 299.5 364.3 0.00 38 100 16660 -79.9 -85.9 36 6.0 -79.9 150 11 373.4 373.4 301.1 373.4 0.00 39 80 17914 -83.7 -88.7 41 5.0 -83.7 54 14 390.1 390.1 303.8 390.1 0.00 40 76 18200 -83.7 -88.7 41 5.0 -83.7 32 15 395.9 395.9 304.6 395.9 0.00 41 71 18579 -82.3 -90.3 24 8.0 -82.3 84 17 406.7 406.7 306.1 406.7 0.00 42 70 18660 -77.1 -87.1 19 10.0 -77.1 100 18 419.4 419.4 307.6 419.5 0.00 43 61 19459 -72.9 -89.9 6 17.0 -73.0 13 12 445.6 445.6 310.4 445.6 0.00 44 50 20620 -74.9 -92.9 4 18.0 -75.0 330 1 467.0 467.0 312.4 467.0 0.00 45 49 20737 -74.5 -92.5 5 18.0 -74.6 312 1 470.6 470.6 312.7 470.7 0.00 46 49 20737 -70.3 -91.3 3 21.0 -70.5 312 1 480.6 480.6 313.5 480.6 0.00 47 43 21534 -58.7 -90.7 1 32.0 -59.5 236 4 527.4 527.4 316.8 527.4 0.00 48 30 23790 -58.9 -90.9 1 32.0 -59.9 60 15 584.1 584.1 319.9 584.1 0.00 49 29 24003 -58.9 -90.9 1 32.0 -60.0 60 16 589.8 589.8 320.2 589.8 0.00 TRP 107 16279 -80.9 -86.9 36 6.0 -80.9 160 9 364.3 364.3 299.5 364.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5803.00 m Freezing level: 574.13 mb = 4824.98 m = 15829.79 ft Wetbulb zero: 593.15 mb = 4508.78 m = 14792.40 ft Precipitable water: 2.22 inches Sfc-500 mean rel hum: 75.06 % Est. max temperature: 35.10 C = 95.18 F Sfc-Lift cond lev (LCL): 910.27 mb = 908.41 m = 2980.32 ft T: 23.54 C 700-500 lapse rate: 6.07 C/km ThetaE index: 12.22 C Layer 930.0- 850.0 mb Conv cond level (CCL): 821.25 mb = 1804.58 m = 5920.46 ft Mean mixing ratio: 17.48 g/kg Conv temperature: 36.95 C = 98.51 F Cap Strength: 2.15 C Lifted Index: -4.49 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -2.80 C Lifted Index @700 mb: -1.11 C Showalter Index: -1.50 C Risk: Thunderstorms probable Total Totals Index: 47.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 26.70 C Cross Totals Index: 20.70 C K Index: 35.70 Risk: > 80 % chance of thunderstorms Sweat Index: 194.00 Risk: None Energy Index: -1.34 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1147.56 J/kg Max Up Vert Vel: 47.91 m/s Conv Inhibition (B-): 87.97 J/kg Cap Strength: 2.15 C Lift Cond Lev (LCL): 899.01 mb = 1017.33 m = 3337.66 ft Lev Free Conv (LFC): 744.01 mb = 2644.09 m = 8674.74 ft Equ Level (EL): 154.01 mb = 14147.24 m = 46414.26 ft B at Equ Level: 1137.61 J/kg Max Parcel Lev (MPL): 84.01 mb = 17639.15 m = 57870.53 ft Wind level data Storm motion: 126 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 1007 15 180 4 0.0 4.0 | 268 5 5.1 0.2 1 1000 77 175 5 -0.4 5.0 | 256 5 4.7 1.2 2 975 305 160 9 -3.1 8.5 | 204 5 2.0 4.7 3 942 610 155 11 -4.6 10.0 | 184 6 0.5 6.2 4 925 768 155 10 -4.2 9.1 | 190 5 0.9 5.3 5 910 914 155 9 -3.8 8.2 | 197 5 1.3 4.4 6 850 1507 95 5 -5.0 0.4 | 358 3 0.1 -3.3 7 848 1524 95 5 -5.0 0.4 | 358 3 0.1 -3.3 8 790 2134 85 11 -11.0 -1.0 | 51 8 -5.8 -4.7 9 709 3048 75 12 -11.6 -3.1 | 43 9 -6.5 -6.9 10 700 3162 80 12 -11.8 -2.1 | 49 9 -6.7 -5.9 11 658 3658 85 11 -11.0 -1.0 | 51 8 -5.8 -4.7 12 588 4572 50 7 -5.4 -4.5 | 2 8 -0.2 -8.3 13 566 4877 55 5 -4.1 -2.9 | 351 7 1.0 -6.6 14 525 5486 125 7 -5.7 4.0 | 111 1 -0.6 0.2 15 500 5880 130 4 -3.1 2.6 | 300 2 2.1 -1.2 16 486 6096 130 4 -3.1 2.6 | 300 2 2.1 -1.2 17 400 7610 120 4 -3.5 2.0 | 317 2 1.7 -1.8 18 399 7620 115 4 -3.6 1.7 | 324 3 1.5 -2.1 19 325 9144 130 5 -3.8 3.2 | 294 1 1.3 -0.6 20 300 9730 170 5 -0.9 4.9 | 255 4 4.3 1.1 21 262 10668 210 5 2.5 4.3 | 266 8 7.6 0.5 22 250 11010 205 4 1.7 3.6 | 271 7 6.8 -0.2 23 209 12192 200 3 1.0 2.8 | 279 6 6.2 -1.0 24 200 12500 215 6 3.4 4.9 | 262 9 8.6 1.1 25 165 13716 235 6 4.9 3.4 | 272 10 10.0 -0.3 26 150 14310 160 2 -0.7 1.9 | 293 5 4.4 -1.9 27 128 15240 100 10 -9.8 1.7 | 67 5 -4.7 -2.0 28 107 16279 160 9 -3.1 8.5 | 204 5 2.0 4.7 29 104 16459 155 8 -3.4 7.3 | 207 4 1.7 3.5 30 100 16660 150 11 -5.5 9.5 | 176 6 -0.4 5.7 31 75 18288 25 15 -6.3 -13.6 | 4 17 -1.2 -17.4 32 70 18660 100 18 -17.7 3.1 | 87 13 -12.6 -0.7 33 57 19812 335 9 3.8 -8.2 | 323 15 8.9 -11.9 34 50 20620 330 1 0.5 -0.9 | 310 7 5.6 -4.6 35 45 21336 230 3 2.3 1.9 | 284 8 7.4 -1.9 36 35 22860 270 13 13.0 -0.0 | 282 19 18.1 -3.8 37 30 23790 60 15 -13.0 -7.5 | 35 14 -7.9 -11.3 38 28 24079 60 16 -13.9 -8.0 | 37 15 -8.7 -11.8 Wind Parameters Mean winds (0-6000m): 96.4 at 8.5 knts Storm direction: 126.4 at 6.4 knts Shear (0-3000m) pos: 0.0 neg: 2.3 tot: 2.3 10-3/s Storm rel Dir Shear (0-3000m): 135.9 deg Storm rel helicity (0-3000m) pos: 6.3 neg: -14.1 tot: -7.9 m^2/s^2 ave: -2.6 10^-3 m/s^2 rel: -0.32 Storm rel vorticity (0-3000m) horiz: 4.6 stream: -1.4 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 109.39 Bulk Shear: 10.49 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 ------------------------------------------------------------------------------- 500 162 8 217 5| 0.0 7.1 7.1| 0.0 -8.7 -8.7 -17.5 -0.96| 7.2 -6.9 1000 158 9 202 5| 0.0 2.9 2.9| 1.6 -10.3 -8.7 -8.7 -0.61| 5.8 -3.5 1500 151 8 200 4| 0.0 2.1 2.1| 1.6 -11.8 -10.2 -6.8 -0.62| 6.3 -3.9 2000 137 8 172 2| 0.0 2.8 2.8| 5.6 -11.8 -6.2 -3.1 -0.33| 6.0 -2.0 2500 122 9 109 2| 0.0 2.6 2.6| 6.3 -12.6 -6.4 -2.5 -0.31| 5.2 -1.6 3000 111 9 81 3| 0.0 2.3 2.3| 6.3 -14.1 -7.9 -2.6 -0.32| 4.6 -1.4 4000 100 10 65 5| 0.2 1.6 1.9| 8.9 -19.9 -11.0 -2.8 -0.32| 4.1 -1.3 5000 94 9 51 5| 0.5 1.2 1.7| 10.0 -30.3 -20.3 -4.1 -0.37| 4.0 -1.5 6000 96 8 49 4| 0.8 1.0 1.8| 12.4 -30.3 -17.9 -3.0 -0.25| 4.1 -1.0 Wrote GIF file: /home/apache/climate/data/raob//VT453/skewt/VT453.skewt.20250427.12.gif