UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101100.upa.cvt Date: 0000Z 11 OCT 25 Searching for VT453... Searching the city database file for: VT453 ... Date:0000Z 11 OCT 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 1008 15 26.6 23.1 81 3.5 24.0 60 2 299.1 302.3 297.0 351.4 17.93 1 1000 85 26.4 24.1 87 2.3 24.7 25 2 299.5 303.1 297.9 355.9 19.23 2 972 336 25.8 20.9 74 4.9 22.3 330 4 301.4 304.4 296.4 349.1 16.21 3 925 772 22.4 20.8 91 1.6 21.3 350 1 302.2 305.3 297.1 352.3 16.95 4 866 1344 18.4 18.4 100 0.0 18.4 63 5 303.8 306.7 296.7 350.1 15.56 5 850 1505 17.6 17.3 98 0.3 17.4 75 7 304.6 307.3 296.3 348.6 14.78 6 841 1596 17.0 16.8 99 0.2 16.9 74 7 304.9 307.6 296.2 348.1 14.46 7 700 3146 9.4 6.0 79 3.4 7.3 75 14 312.9 314.5 294.1 339.0 8.41 8 657 3670 7.0 2.0 70 5.0 4.2 85 11 315.9 317.2 293.6 337.2 6.75 9 536 5318 -2.5 -4.1 89 1.6 -3.3 70 13 323.5 324.5 294.5 340.8 5.28 10 530 5408 -2.1 -6.3 73 4.2 -4.1 70 13 325.0 325.9 294.3 340.0 4.51 11 500 5870 -4.1 -8.6 71 4.5 -6.2 55 15 328.0 328.8 294.7 341.5 4.00 12 481 6175 -5.7 -12.7 58 7.0 -8.6 62 16 329.7 330.3 294.3 340.0 3.00 13 452 6660 -9.3 -11.7 83 2.4 -10.3 77 15 331.1 331.8 295.0 343.0 3.46 14 445 6781 -9.3 -16.3 57 7.0 -11.9 80 15 332.6 333.1 294.6 341.0 2.41 15 419 7245 -12.1 -16.5 70 4.4 -13.7 94 14 334.8 335.3 295.2 343.6 2.51 16 404 7524 -13.1 -19.1 61 6.0 -15.2 103 13 337.0 337.4 295.4 344.5 2.09 17 400 7600 -13.7 -19.7 60 6.0 -15.7 105 13 337.2 337.6 295.4 344.4 2.01 18 392 7753 -14.7 -24.7 42 10.0 -17.6 101 11 337.8 338.1 295.0 342.7 1.32 19 380 7986 -16.7 -23.7 55 7.0 -18.7 104 12 338.2 338.5 295.2 343.6 1.49 20 368 8226 -18.1 -30.1 34 12.0 -21.0 106 12 339.5 339.6 295.0 342.7 0.85 21 334 8939 -24.5 -29.4 64 4.9 -25.6 113 14 340.2 340.5 295.3 344.0 1.00 22 300 9710 -29.9 -32.8 76 2.9 -30.4 100 22 343.2 343.4 295.8 346.3 0.81 23 295 9830 -30.9 -32.6 85 1.7 -31.2 100 22 343.5 343.6 295.9 346.7 0.84 24 250 10990 -40.1 -45.1 59 5.0 -40.5 95 26 346.4 346.5 296.1 347.6 0.27 25 246 11100 -40.9 -46.9 52 6.0 -41.4 96 26 346.9 346.9 296.1 347.8 0.23 26 233 11466 -44.5 -49.2 59 4.7 -44.8 99 26 346.8 346.9 296.1 347.6 0.19 27 231 11523 -44.7 -53.7 36 9.0 -45.2 99 26 347.4 347.4 296.1 347.8 0.11 28 211 12122 -49.7 -60.7 26 11.0 -50.1 104 27 348.7 348.7 296.4 348.9 0.05 29 207 12247 -50.3 -71.3 7 21.0 -50.7 104 26 349.7 349.7 296.5 349.7 0.01 30 200 12470 -51.9 -68.9 11 17.0 -52.2 100 22 350.6 350.6 296.8 350.7 0.02 31 150 14260 -67.5 -80.5 14 13.0 -67.6 105 22 353.8 353.8 297.4 353.8 0.00 32 147 14382 -68.7 -81.7 14 13.0 -68.8 104 23 353.8 353.8 297.4 353.8 0.00 33 134 14931 -73.7 -81.7 28 8.0 -73.7 102 27 354.4 354.4 297.5 354.4 0.00 34 120 15570 -78.1 -84.1 37 6.0 -78.1 101 28 357.7 357.7 298.2 357.7 0.00 35 113 15914 -78.3 -83.2 45 4.9 -78.3 103 26 363.5 363.5 299.4 363.5 0.00 36 105 16332 -80.3 -85.3 43 5.0 -80.3 105 23 367.4 367.4 300.1 367.4 0.00 37 100 16610 -78.3 -85.3 31 7.0 -78.3 80 29 376.4 376.4 301.6 376.5 0.00 38 90 17214 -75.1 -87.1 14 12.0 -75.2 84 28 394.3 394.3 304.4 394.3 0.00 39 82 17750 -77.5 -87.5 19 10.0 -77.5 87 27 400.1 400.1 305.2 400.1 0.00 40 70 18660 -74.9 -88.9 10 14.0 -75.0 80 20 424.1 424.1 308.2 424.2 0.00 41 61 19461 -73.9 -89.9 7 16.0 -74.0 74 23 443.4 443.4 310.2 443.4 0.00 TRP 105 16332 -80.3 -85.3 43 5.0 -80.3 105 23 367.4 367.4 300.1 367.4 0.00 WND Sounding variables and indices 1000-500 mb thick: 5785.00 m Freezing level: 567.84 mb = 4884.51 m = 16025.11 ft Wetbulb zero: 589.56 mb = 4547.11 m = 14918.15 ft Precipitable water: 2.37 inches Sfc-500 mean rel hum: 83.60 % Est. max temperature: 31.73 C = 89.12 F Sfc-Lift cond lev (LCL): 958.42 mb = 460.07 m = 1509.40 ft T: 24.83 C 700-500 lapse rate: 4.96 C/km ThetaE index: 15.11 C Layer 866.0- 536.0 mb Conv cond level (CCL): 895.04 mb = 1057.97 m = 3470.97 ft Mean mixing ratio: 17.07 g/kg Conv temperature: 30.55 C = 87.00 F Cap Strength: 1.04 C Lifted Index: -1.78 C Risk: Thunderstorms probable Lifted Index @300 mb: -2.44 C Lifted Index @700 mb: -1.64 C Showalter Index: -0.66 C Risk: Thunderstorms probable Total Totals Index: 43.10 C Risk: None Vertical Totals Index: 21.70 C Cross Totals Index: 21.40 C K Index: 35.60 Risk: > 80 % chance of thunderstorms Sweat Index: 236.60 Risk: None Energy Index: -1.49 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 818.74 J/kg Max Up Vert Vel: 40.47 m/s Conv Inhibition (B-): 14.65 J/kg Cap Strength: 1.04 C Lift Cond Lev (LCL): 916.90 mb = 848.42 m = 2783.51 ft Lev Free Conv (LFC): 871.90 mb = 1285.49 m = 4217.42 ft Equ Level (EL): 181.90 mb = 13060.36 m = 42848.43 ft B at Equ Level: 813.97 J/kg Max Parcel Lev (MPL): 91.90 mb = 17094.73 m = 56084.40 ft Wind level data Storm motion: 101 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 1008 15 60 2 -1.7 -1.0 | 293 6 5.7 -2.4 1 1000 85 25 2 -0.8 -1.8 | 296 7 6.6 -3.2 2 975 305 330 4 2.0 -3.5 | 297 11 9.4 -4.9 3 942 610 335 2 0.8 -1.8 | 291 9 8.3 -3.2 4 925 772 350 1 0.2 -1.0 | 288 8 7.6 -2.4 5 910 914 30 1 -0.5 -0.9 | 288 7 6.9 -2.3 6 850 1505 75 7 -6.8 -1.8 | 349 3 0.6 -3.2 7 848 1524 75 7 -6.8 -1.8 | 349 3 0.6 -3.2 8 789 2134 70 11 -10.3 -3.8 | 30 6 -2.9 -5.2 9 708 3048 75 14 -13.5 -3.6 | 51 8 -6.1 -5.0 10 700 3146 75 14 -13.5 -3.6 | 51 8 -6.1 -5.0 11 657 3658 85 11 -11.0 -1.0 | 56 4 -3.6 -2.4 12 587 4572 75 12 -11.6 -3.1 | 43 6 -4.2 -4.5 13 565 4877 70 14 -13.2 -4.8 | 43 8 -5.8 -6.2 14 524 5486 70 13 -12.2 -4.4 | 39 8 -4.8 -5.9 15 500 5870 55 15 -12.3 -8.6 | 26 11 -4.9 -10.0 16 486 6096 60 16 -13.9 -8.0 | 34 11 -6.5 -9.4 17 400 7600 105 13 -12.6 3.4 | 111 6 -5.2 2.0 18 399 7620 100 11 -10.8 1.9 | 98 3 -3.4 0.5 19 324 9144 115 14 -12.7 5.9 | 130 7 -5.3 4.5 20 300 9710 100 22 -21.7 3.8 | 100 14 -14.3 2.4 21 262 10668 100 22 -21.7 3.8 | 100 14 -14.3 2.4 22 250 10990 95 26 -25.9 2.3 | 93 19 -18.5 0.9 23 209 12192 105 27 -26.1 7.0 | 107 19 -18.7 5.6 24 200 12470 100 22 -21.7 3.8 | 100 14 -14.3 2.4 25 164 13716 85 24 -23.9 -2.1 | 78 17 -16.5 -3.5 26 150 14260 105 22 -21.3 5.7 | 107 14 -13.8 4.3 27 127 15240 100 30 -29.5 5.2 | 100 22 -22.1 3.8 28 105 16332 105 23 -22.2 6.0 | 107 15 -14.8 4.5 29 103 16459 120 26 -22.5 13.0 | 127 19 -15.1 11.6 30 100 16610 80 29 -28.6 -5.0 | 73 22 -21.2 -6.4 31 75 18288 90 26 -26.0 0.0 | 86 19 -18.6 -1.4 32 70 18660 80 20 -19.7 -3.5 | 68 13 -12.3 -4.9 33 56 19812 70 25 -23.5 -8.6 | 58 19 -16.1 -10.0 Wind Parameters Mean winds (0-6000m): 70.8 at 10.1 knts Storm direction: 100.8 at 7.5 knts Shear (0-3000m) pos: 2.0 neg: 0.5 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): 116.9 deg Storm rel helicity (0-3000m) pos: 17.5 neg: -4.9 tot: 12.6 m^2/s^2 ave: 4.2 10^-3 m/s^2 rel: 0.44 Storm rel vorticity (0-3000m) horiz: 3.8 stream: 1.7 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 58.07 Bulk Shear: 14.10 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 ------------------------------------------------------------------------------- 500 344 3 298 9| 0.0 3.3 3.3| 1.8 -3.0 -1.2 -2.3 -0.04| 6.1 -0.2 1000 347 2 295 9| 1.3 1.6 2.9| 3.6 -4.9 -1.3 -1.3 -0.01| 4.8 -0.0 1500 33 3 304 7| 2.7 1.1 3.8| 9.9 -4.9 5.0 3.3 0.30| 5.2 1.6 2000 56 4 316 5| 2.0 0.7 2.8| 12.6 -4.9 7.7 3.8 0.38| 4.7 1.8 2500 63 6 332 5| 2.0 0.6 2.6| 15.0 -4.9 10.1 4.0 0.42| 4.2 1.8 3000 67 7 348 4| 2.0 0.5 2.5| 17.5 -4.9 12.6 4.2 0.44| 3.8 1.7 4000 72 8 8 4| 1.3 0.4 1.7| 18.7 -5.4 13.3 3.3 0.38| 3.4 1.3 5000 73 9 19 4| 1.1 0.6 1.7| 18.8 -6.8 11.9 2.4 0.30| 3.1 1.0 6000 71 10 24 5| 0.9 0.8 1.7| 20.9 -12.1 8.8 1.5 0.22| 3.1 0.7 Wrote GIF file: /home/apache/climate/data/raob//VT453/skewt/VT453.skewt.20251011.00.gif