UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101500.upa.cvt Date: 0000Z 15 OCT 25 Searching for VT453... Searching the city database file for: VT453 ... Date:0000Z 15 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 12 25.2 22.3 84 2.9 23.1 0 0 297.7 300.8 296.0 347.1 17.05 1 1000 82 24.8 23.4 92 1.4 23.8 130 2 298.0 301.3 297.0 351.5 18.41 2 992 153 24.6 22.4 88 2.2 23.0 130 3 298.4 301.6 296.4 349.2 17.45 3 983 233 25.8 19.8 70 6.0 21.6 130 5 300.4 303.2 295.3 344.2 14.95 4 962 424 24.4 22.1 87 2.3 22.8 130 8 300.9 304.1 297.3 352.8 17.67 5 925 768 22.6 19.8 84 2.8 20.6 130 10 302.4 305.3 296.5 349.4 15.91 6 850 1502 18.2 15.4 84 2.8 16.3 130 10 305.2 307.6 295.3 344.2 13.06 7 752 2545 13.0 11.1 88 1.9 11.7 149 12 310.5 312.6 295.4 344.4 11.11 8 700 3146 10.0 6.9 81 3.1 8.1 160 10 313.6 315.3 294.7 341.4 8.96 9 656 3684 7.4 3.9 78 3.5 5.4 165 7 316.5 318.0 294.6 340.9 7.74 10 569 4842 0.0 -0.6 96 0.6 -0.3 161 5 321.0 322.2 294.7 341.7 6.45 11 545 5187 -1.9 -2.1 99 0.2 -2.0 162 5 322.7 323.9 294.8 342.3 6.03 12 500 5870 -4.7 -8.1 77 3.4 -6.3 175 5 327.3 328.1 294.6 341.2 4.16 13 420 7227 -12.3 -15.2 79 2.9 -13.4 45 1 334.3 334.9 295.3 344.1 2.79 14 412 7374 -12.1 -16.7 69 4.6 -13.8 27 1 336.4 336.9 295.6 345.3 2.51 15 400 7600 -14.3 -17.5 77 3.2 -15.4 0 0 336.4 336.9 295.5 345.0 2.42 16 379 8007 -16.1 -22.1 60 6.0 -18.0 144 3 339.3 339.6 295.6 345.5 1.72 17 359 8411 -19.5 -24.3 66 4.8 -20.8 122 5 340.0 340.3 295.6 345.5 1.49 18 331 9009 -23.3 -33.3 39 10.0 -25.3 88 7 342.8 342.9 295.6 345.4 0.70 19 313 9415 -26.3 -32.3 57 6.0 -27.5 82 8 344.1 344.3 296.0 347.2 0.81 20 310 9485 -26.7 -33.7 52 7.0 -28.0 83 7 344.5 344.7 296.0 347.3 0.72 21 300 9720 -28.5 -36.5 46 8.0 -29.8 85 7 345.2 345.3 296.1 347.4 0.56 22 272 10416 -34.7 -43.7 40 9.0 -35.7 70 7 346.0 346.1 296.0 347.2 0.29 23 251 10973 -39.7 -44.1 63 4.4 -40.1 56 11 346.6 346.7 296.1 347.9 0.30 24 250 11000 -39.7 -43.5 67 3.8 -40.1 55 11 347.0 347.1 296.3 348.4 0.33 25 236 11390 -42.9 -46.4 68 3.5 -43.2 57 13 348.0 348.0 296.4 349.0 0.25 26 200 12480 -52.5 -56.4 63 3.9 -52.7 50 18 349.6 349.7 296.6 350.0 0.09 27 194 12676 -54.3 -57.7 66 3.4 -54.4 47 18 349.8 349.8 296.7 350.2 0.08 28 166 13654 -63.3 -69.3 44 6.0 -63.4 31 15 350.7 350.7 296.8 350.8 0.02 29 154 14111 -66.5 -76.5 23 10.0 -66.5 62 18 352.9 352.9 297.3 352.9 0.01 30 150 14270 -68.1 -76.1 31 8.0 -68.1 75 19 352.8 352.8 297.3 352.8 0.01 31 134 14937 -73.5 -77.2 57 3.7 -73.5 78 21 354.7 354.7 297.7 354.8 0.01 32 115 15823 -76.1 -83.1 32 7.0 -76.1 75 21 365.8 365.8 299.8 365.8 0.00 33 100 16620 -80.1 -85.1 43 5.0 -80.1 75 14 373.0 373.0 301.1 373.0 0.00 34 89 17274 -83.7 -87.6 50 3.9 -83.7 75 24 378.4 378.4 302.0 378.4 0.00 35 77 18088 -79.3 -86.3 31 7.0 -79.3 79 24 403.6 403.6 305.7 403.6 0.00 36 70 18630 -79.5 -87.5 25 8.0 -79.5 95 44 414.3 414.3 307.0 414.3 0.00 37 69 18712 -79.5 -88.5 21 9.0 -79.5 95 43 416.0 416.0 307.2 416.0 0.00 38 66 18967 -74.5 -88.5 10 14.0 -74.6 96 38 432.2 432.2 309.1 432.2 0.00 39 60 19529 -69.5 -99.5 1 30.0 -69.6 98 28 455.3 455.3 311.4 455.3 0.00 40 59 19629 -69.5 -101.5 0 32.0 -69.6 99 27 457.5 457.5 311.5 457.5 0.00 TRP 89 17274 -83.7 -87.6 50 3.9 -83.7 75 24 378.4 378.4 302.0 378.4 0.00 WND Sounding variables and indices 1000-500 mb thick: 5788.00 m Freezing level: 569.00 mb = 4841.96 m = 15885.51 ft Wetbulb zero: 574.08 mb = 4769.64 m = 15648.25 ft Precipitable water: 2.38 inches Sfc-500 mean rel hum: 85.86 % Est. max temperature: 32.45 C = 90.41 F Sfc-Lift cond lev (LCL): 966.68 mb = 381.02 m = 1250.05 ft T: 24.71 C 700-500 lapse rate: 5.40 C/km ThetaE index: 8.58 C Layer 925.0- 752.0 mb Conv cond level (CCL): 871.83 mb = 1281.92 m = 4205.72 ft Mean mixing ratio: 16.58 g/kg Conv temperature: 31.92 C = 89.46 F Cap Strength: 1.78 C Lifted Index: -1.61 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.07 C Lifted Index @700 mb: -0.51 C Showalter Index: 0.38 C Risk: Thunderstorms probable Total Totals Index: 43.00 C Risk: None Vertical Totals Index: 22.90 C Cross Totals Index: 20.10 C K Index: 35.20 Risk: > 80 % chance of thunderstorms Sweat Index: 209.80 Risk: None Energy Index: -0.64 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 322.13 J/kg Max Up Vert Vel: 25.38 m/s Conv Inhibition (B-): 44.94 J/kg Cap Strength: 1.78 C Lift Cond Lev (LCL): 917.04 mb = 843.03 m = 2765.82 ft Lev Free Conv (LFC): 772.04 mb = 2321.02 m = 7614.81 ft Equ Level (EL): 222.04 mb = 11791.67 m = 38686.10 ft B at Equ Level: 321.83 J/kg Max Parcel Lev (MPL): 122.04 mb = 15478.77 m = 50782.75 ft Wind level data Storm motion: 179 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 1008 12 0 0 -0.0 -0.0 | 359 6 0.1 -6.0 1 1000 82 130 2 -1.5 1.3 | 17 5 -1.4 -4.8 2 975 305 130 6 -4.6 3.9 | 64 5 -4.5 -2.2 3 942 610 130 10 -7.7 6.4 | 93 8 -7.6 0.4 4 925 768 130 10 -7.7 6.4 | 93 8 -7.6 0.4 5 910 914 135 10 -7.1 7.1 | 98 7 -7.0 1.0 6 850 1502 130 10 -7.7 6.4 | 93 8 -7.6 0.4 7 848 1524 130 10 -7.7 6.4 | 93 8 -7.6 0.4 8 789 2134 145 13 -7.5 10.6 | 122 9 -7.4 4.6 9 708 3048 155 11 -4.6 10.0 | 131 6 -4.6 3.9 10 700 3146 160 10 -3.4 9.4 | 135 5 -3.3 3.4 11 657 3658 165 7 -1.8 6.8 | 113 2 -1.7 0.7 12 587 4572 165 5 -1.3 4.8 | 45 2 -1.2 -1.2 13 565 4877 160 5 -1.7 4.7 | 50 2 -1.6 -1.3 14 524 5486 165 5 -1.3 4.8 | 45 2 -1.2 -1.2 15 500 5870 175 5 -0.4 5.0 | 18 1 -0.3 -1.1 16 486 6096 180 5 0.0 5.0 | 355 1 0.1 -1.0 17 400 7600 0 0 -0.0 -0.0 | 359 6 0.1 -6.0 18 399 7620 165 1 -0.3 1.0 | 2 5 -0.2 -5.1 19 324 9144 80 8 -7.9 -1.4 | 46 11 -7.8 -7.4 20 300 9720 85 7 -7.0 -0.6 | 46 10 -6.9 -6.6 21 262 10668 65 7 -6.3 -3.0 | 35 11 -6.3 -9.0 22 250 11000 55 11 -9.0 -6.3 | 36 15 -8.9 -12.3 23 209 12192 60 18 -15.6 -9.0 | 46 22 -15.5 -15.0 24 200 12480 50 18 -13.8 -11.6 | 38 22 -13.7 -17.6 25 164 13716 30 15 -7.5 -13.0 | 21 20 -7.4 -19.0 26 150 14270 75 19 -18.4 -4.9 | 59 21 -18.3 -11.0 27 127 15240 80 22 -21.7 -3.8 | 65 24 -21.6 -9.9 28 103 16459 70 20 -18.8 -6.8 | 55 23 -18.7 -12.9 29 100 16620 75 14 -13.5 -3.6 | 54 17 -13.4 -9.7 30 89 17274 75 24 -23.2 -6.2 | 62 26 -23.1 -12.2 31 74 18288 80 24 -23.6 -4.2 | 67 26 -23.5 -10.2 32 70 18630 95 44 -43.8 3.8 | 87 44 -43.7 -2.2 33 55 19812 100 20 -19.7 3.5 | 83 20 -19.6 -2.6 Wind Parameters Mean winds (0-6000m): 149.2 at 8.1 knts Storm direction: 179.2 at 6.0 knts Shear (0-3000m) pos: 2.0 neg: 0.1 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): 131.3 deg Storm rel helicity (0-3000m) pos: 24.3 neg: -1.3 tot: 23.0 m^2/s^2 ave: 7.7 10^-3 m/s^2 rel: 0.74 Storm rel vorticity (0-3000m) horiz: 3.2 stream: 2.4 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 174.89 Bulk Shear: 1.84 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 ------------------------------------------------------------------------------- 500 130 5 53 5| 9.0 0.0 9.0| 10.5 0.0 10.5 21.1 0.89| 9.0 8.1 1000 131 7 78 6| 5.1 0.0 5.1| 13.4 -0.2 13.2 13.2 0.84| 5.7 4.8 1500 131 8 85 6| 3.4 0.2 3.7| 13.4 -1.3 12.1 8.1 0.74| 4.0 3.0 2000 133 9 91 7| 3.2 0.2 3.4| 20.3 -1.3 18.9 9.5 0.79| 3.9 3.1 2500 137 10 99 7| 2.6 0.1 2.7| 23.3 -1.3 22.0 8.8 0.77| 3.5 2.7 3000 139 10 104 7| 2.0 0.1 2.1| 24.3 -1.3 23.0 7.7 0.74| 3.2 2.4 4000 144 10 108 6| 0.9 0.1 0.9| 24.9 -2.4 22.5 5.6 0.52| 3.1 1.6 5000 147 9 105 5| 0.7 0.2 0.9| 24.9 -2.9 22.1 4.4 0.45| 2.6 1.2 6000 149 8 102 4| 0.6 0.2 0.7| 24.9 -3.2 21.7 3.6 0.39| 2.3 0.9 Wrote GIF file: /home/apache/climate/data/raob//VT453/skewt/VT453.skewt.20251015.00.gif