UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050600.upa.cvt Date: 0000Z 6 MAY 25 Searching for VT453... Searching the city database file for: VT453 ... Date:0000Z 6 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 1006 14 29.4 24.4 75 5.0 25.7 0 0 302.0 305.6 298.6 359.6 19.47 1 1000 67 29.4 25.6 80 3.8 26.6 235 1 302.5 306.4 299.7 365.2 21.09 2 925 759 23.8 22.5 92 1.3 22.9 210 4 303.6 307.1 298.7 359.8 18.87 3 850 1496 19.4 18.6 95 0.8 18.8 195 2 306.5 309.5 297.7 354.8 16.07 4 842 1578 18.6 18.4 99 0.2 18.5 185 2 306.5 309.4 297.6 354.6 16.02 5 763 2421 14.8 11.3 80 3.5 12.5 75 6 311.1 313.2 295.6 345.1 11.10 6 728 2819 13.0 9.7 80 3.3 10.9 75 8 313.3 315.3 295.7 345.7 10.44 7 700 3149 11.6 7.6 76 4.0 9.1 70 9 315.3 317.1 295.4 344.7 9.40 8 500 5890 -3.7 -6.7 80 3.0 -5.1 130 4 328.5 329.5 295.3 344.1 4.64 9 476 6278 -5.3 -10.3 68 5.0 -7.5 122 5 331.2 331.9 295.2 343.7 3.67 10 409 7451 -14.3 -15.9 88 1.6 -14.9 103 4 334.3 334.8 295.2 343.7 2.71 11 400 7620 -15.1 -17.3 83 2.2 -15.9 100 4 335.4 335.9 295.3 344.0 2.46 12 377 8066 -18.1 -19.1 92 1.0 -18.4 97 5 337.1 337.6 295.6 345.1 2.24 13 313 9435 -26.9 -29.1 82 2.2 -27.4 97 9 343.3 343.5 296.1 347.4 1.10 14 300 9740 -29.3 -31.7 80 2.4 -29.7 105 10 344.1 344.3 296.1 347.5 0.90 15 250 11010 -39.7 -43.0 71 3.3 -40.0 240 2 347.0 347.1 296.3 348.4 0.34 16 223 11783 -46.3 -49.9 67 3.6 -46.5 192 4 348.4 348.5 296.4 349.2 0.18 17 200 12500 -51.9 -55.9 62 4.0 -52.1 125 12 350.6 350.6 296.8 351.0 0.10 18 186 12966 -55.5 -59.5 61 4.0 -55.6 119 16 352.1 352.1 297.1 352.4 0.07 19 184 13035 -55.3 -59.0 63 3.7 -55.4 119 16 353.5 353.5 297.4 353.8 0.07 20 171 13496 -60.5 -64.3 61 3.8 -60.6 113 20 352.4 352.4 297.2 352.6 0.04 21 150 14300 -66.7 -70.5 59 3.8 -66.7 125 26 355.2 355.2 297.7 355.3 0.02 22 139 14756 -69.5 -73.2 58 3.7 -69.5 120 20 358.1 358.1 298.3 358.1 0.01 23 100 16660 -80.7 -85.1 47 4.4 -80.7 285 1 371.8 371.8 300.9 371.8 0.00 24 88 17367 -86.1 -88.8 61 2.7 -86.1 5 3 374.8 374.8 301.4 374.8 0.00 25 78 18039 -78.7 -84.7 37 6.0 -78.7 321 7 403.3 403.3 305.6 403.4 0.00 26 70 18650 -80.7 -87.7 30 7.0 -80.7 100 6 411.7 411.7 306.7 411.7 0.00 27 69 18731 -80.9 -87.9 30 7.0 -80.9 111 7 413.0 413.0 306.9 413.0 0.00 28 64 19158 -77.3 -87.3 19 10.0 -77.3 170 10 429.9 429.9 308.8 429.9 0.00 29 60 19535 -69.9 -86.9 7 17.0 -70.0 221 13 454.4 454.4 311.3 454.5 0.00 30 53 20278 -66.9 -87.9 4 21.0 -67.1 304 9 477.8 477.8 313.2 477.8 0.00 31 50 20630 -65.9 -88.9 3 23.0 -66.2 340 4 488.2 488.2 314.1 488.2 0.00 32 42 21699 -61.7 -89.7 1 28.0 -62.3 56 7 523.6 523.6 316.5 523.6 0.00 TRP 88 17367 -86.1 -88.8 61 2.7 -86.1 5 3 374.8 374.8 301.4 374.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5823.00 m Freezing level: 548.37 mb = 5227.14 m = 17149.21 ft Wetbulb zero: 572.15 mb = 4791.93 m = 15721.38 ft Precipitable water: 2.65 inches Sfc-500 mean rel hum: 82.82 % Est. max temperature: 33.61 C = 92.50 F Sfc-Lift cond lev (LCL): 936.13 mb = 652.87 m = 2141.95 ft T: 24.66 C 700-500 lapse rate: 5.58 C/km ThetaE index: 20.10 C Layer 925.0- 728.0 mb Conv cond level (CCL): 910.21 mb = 899.53 m = 2951.19 ft Mean mixing ratio: 19.71 g/kg Conv temperature: 31.56 C = 88.80 F Cap Strength: 0.47 C Lifted Index: -4.66 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -6.94 C Lifted Index @700 mb: -2.01 C Showalter Index: -2.37 C Risk: Severe thunderstorms possible Total Totals Index: 45.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.10 C Cross Totals Index: 22.30 C K Index: 37.70 Risk: > 80 % chance of thunderstorms Sweat Index: 231.20 Risk: None Energy Index: -2.15 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2702.40 J/kg Max Up Vert Vel: 73.52 m/s Conv Inhibition (B-): 1.96 J/kg Cap Strength: 0.47 C Lift Cond Lev (LCL): 923.22 mb = 775.77 m = 2545.15 ft Lev Free Conv (LFC): 898.22 mb = 1015.04 m = 3330.16 ft Equ Level (EL): 118.22 mb = 15692.00 m = 51482.33 ft B at Equ Level: 2663.00 J/kg Max Parcel Lev (MPL): 58.22 mb = 19714.67 m = 64679.88 ft Wind level data Storm motion: 112 at 5 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 1006 14 0 0 -0.0 -0.0 | 292 5 4.2 -1.7 1 1000 67 235 1 0.8 0.6 | 283 5 5.1 -1.1 2 974 305 235 4 3.3 2.3 | 266 8 7.5 0.6 3 941 610 220 3 1.9 2.3 | 265 6 6.2 0.6 4 925 759 210 4 2.0 3.5 | 254 6 6.2 1.7 5 909 914 205 4 1.7 3.6 | 252 6 5.9 1.9 6 850 1496 195 2 0.5 1.9 | 267 5 4.8 0.2 7 847 1524 195 2 0.5 1.9 | 267 5 4.8 0.2 8 789 2134 75 5 -4.8 -1.3 | 11 3 -0.6 -3.0 9 708 3048 75 9 -8.7 -2.3 | 48 6 -4.4 -4.0 10 700 3149 70 9 -8.5 -3.1 | 41 6 -4.2 -4.8 11 658 3658 70 9 -8.5 -3.1 | 41 6 -4.2 -4.8 12 588 4572 75 9 -8.7 -2.3 | 48 6 -4.4 -4.0 13 566 4877 75 8 -7.7 -2.1 | 43 5 -3.5 -3.8 14 525 5486 70 6 -5.6 -2.1 | 20 4 -1.4 -3.8 15 500 5890 130 4 -3.1 2.6 | 234 1 1.2 0.9 16 487 6096 125 5 -4.1 2.9 | 187 1 0.2 1.2 17 400 7620 100 4 -3.9 0.7 | 343 1 0.3 -1.0 18 400 7620 100 3 -3.0 0.5 | 313 2 1.3 -1.2 19 325 9144 90 9 -9.0 0.0 | 70 5 -4.8 -1.7 20 300 9740 105 10 -9.7 2.6 | 99 5 -5.4 0.9 21 263 10668 125 1 -0.8 0.6 | 288 4 3.4 -1.1 22 250 11010 240 2 1.7 1.0 | 277 6 6.0 -0.7 23 209 12192 165 5 -1.3 4.8 | 223 4 3.0 3.1 24 200 12500 125 12 -9.8 6.9 | 133 8 -5.6 5.2 25 165 13716 110 22 -20.7 7.5 | 109 17 -16.4 5.8 26 150 14300 125 26 -21.3 14.9 | 128 22 -17.1 13.2 27 128 15240 115 14 -12.7 5.9 | 116 9 -8.4 4.2 28 104 16459 130 7 -5.4 4.5 | 158 3 -1.1 2.8 29 100 16660 285 1 1.0 -0.3 | 291 6 5.2 -2.0 30 88 17367 5 3 -0.3 -3.0 | 320 6 4.0 -4.7 31 75 18288 305 8 6.6 -4.6 | 300 13 10.8 -6.3 32 70 18650 100 6 -5.9 1.0 | 68 2 -1.7 -0.7 33 57 19812 255 15 14.5 3.9 | 263 19 18.7 2.2 34 50 20630 340 4 1.4 -3.8 | 314 8 5.6 -5.5 35 43 21336 80 8 -7.9 -1.4 | 49 5 -3.6 -3.1 36 36 22250 275 1 1.0 -0.1 | 289 6 5.2 -1.8 Wind Parameters Mean winds (0-6000m): 82.0 at 6.1 knts Storm direction: 112.0 at 4.6 knts Shear (0-3000m) pos: 0.0 neg: 1.5 tot: 1.5 10-3/s Storm rel Dir Shear (0-3000m): 115.0 deg Storm rel helicity (0-3000m) pos: 5.1 neg: -7.9 tot: -2.8 m^2/s^2 ave: -0.9 10^-3 m/s^2 rel: 0.03 Storm rel vorticity (0-3000m) horiz: 3.5 stream: 0.1 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 274.60 Bulk Shear: 9.84 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 ------------------------------------------------------------------------------- 500 232 3 270 6| 0.0 3.4 3.4| 0.0 -4.3 -4.3 -8.7 -0.57| 5.0 -2.9 1000 220 3 263 6| 0.0 1.9 1.9| 0.3 -6.6 -6.3 -6.3 -0.56| 3.6 -2.0 1500 214 3 262 6| 0.0 0.7 0.7| 2.0 -6.6 -4.6 -3.1 -0.31| 3.0 -0.9 2000 200 3 257 5| 0.0 1.1 1.1| 2.3 -7.9 -5.6 -2.8 -0.13| 3.8 -0.5 2500 164 4 242 4| 0.0 1.4 1.4| 3.5 -7.9 -4.4 -1.8 -0.03| 3.8 -0.1 3000 115 4 253 0| 0.0 1.5 1.5| 5.1 -7.9 -2.8 -0.9 0.03| 3.5 0.1 4000 86 6 32 2| 0.0 1.2 1.2| 5.6 -9.0 -3.4 -0.8 0.01| 2.8 0.0 5000 81 6 35 3| 0.1 0.8 0.9| 6.2 -10.1 -3.9 -0.8 -0.01| 2.4 -0.0 6000 82 6 35 3| 0.6 0.6 1.2| 6.6 -11.7 -5.1 -0.8 -0.10| 2.7 -0.3 Wrote GIF file: /home/apache/climate/data/raob//VT453/skewt/VT453.skewt.20250506.00.gif