UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042000.upa.cvt Date: 0000Z 20 APR 25 Searching for VTUU... Searching the city database file for: VTUU ... Date:0000Z 20 APR 25 Station: VTUU WMO ident: 48407 Latitude: 15.25 Longitude: 104.87 Elevation: 127.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 68 0 0 SFC 994 127 27.0 23.7 82 3.3 24.6 0 0 300.7 304.1 298.0 356.2 18.88 2 957 460 27.4 18.4 58 9.0 21.1 279 5 304.4 307.0 295.8 346.2 14.05 3 925 758 24.8 16.8 61 8.0 19.3 240 7 304.7 307.1 295.2 343.8 13.12 4 850 1496 19.8 14.8 73 5.0 16.4 200 9 306.9 309.2 295.4 344.7 12.55 5 757 2485 13.4 8.4 72 5.0 10.3 139 9 310.3 312.0 293.9 338.4 9.18 6 755 2507 13.4 8.4 72 5.0 10.3 139 9 310.5 312.3 294.0 338.8 9.20 7 700 3142 10.6 2.6 58 8.0 6.1 135 12 314.2 315.5 293.0 335.0 6.61 8 665 3568 9.6 -7.4 29 17.0 1.5 171 11 317.7 318.4 291.3 328.5 3.30 9 595 4482 3.8 -18.2 18 22.0 -4.3 190 11 321.3 321.6 290.7 326.5 1.53 10 572 4800 0.8 -9.2 47 10.0 -3.7 190 9 321.4 322.1 292.4 332.4 3.33 11 554 5057 -0.9 -11.9 43 11.0 -5.5 189 9 322.3 322.9 292.2 331.6 2.77 12 540 5261 -1.9 -12.9 43 11.0 -6.4 188 10 323.5 324.0 292.3 332.4 2.62 13 505 5792 -4.3 -29.3 12 25.0 -11.1 185 12 326.9 327.0 291.5 329.3 0.67 14 500 5870 -4.7 -24.7 19 20.0 -10.8 185 12 327.3 327.5 292.0 331.0 1.03 15 493 5980 -5.9 -16.9 41 11.0 -9.9 187 12 327.2 327.6 292.9 334.3 2.06 16 451 6672 -8.3 -33.3 11 25.0 -14.3 186 12 332.6 332.7 292.9 334.5 0.51 17 450 6689 -8.3 -33.3 11 25.0 -14.3 186 12 332.8 332.9 293.0 334.7 0.51 18 421 7201 -11.9 -24.9 33 13.0 -15.7 183 13 334.6 334.8 294.1 339.0 1.20 19 400 7590 -14.5 -36.5 14 22.0 -19.0 180 14 336.1 336.2 293.7 337.8 0.42 20 376 8057 -17.7 -41.7 10 24.0 -21.7 179 11 337.9 338.0 294.0 338.9 0.26 21 374 8097 -17.7 -30.7 31 13.0 -20.7 178 11 338.4 338.6 294.7 341.4 0.79 22 369 8197 -17.9 -42.9 9 25.0 -22.0 178 10 339.5 339.5 294.4 340.4 0.23 23 368 8218 -18.3 -44.3 8 26.0 -22.3 178 10 339.2 339.2 294.3 340.0 0.20 24 349 8612 -21.3 -46.3 9 25.0 -24.7 177 8 340.3 340.4 294.6 341.0 0.17 25 302 9663 -29.5 -40.5 34 11.0 -31.0 212 4 343.2 343.2 295.4 344.6 0.37 26 300 9710 -29.9 -40.9 34 11.0 -31.4 215 4 343.2 343.3 295.4 344.7 0.36 27 290 9950 -31.3 -51.3 12 20.0 -33.1 205 4 344.6 344.6 295.5 345.1 0.12 28 250 10980 -39.3 -53.3 21 14.0 -40.2 75 1 347.6 347.7 296.2 348.1 0.11 29 226 11664 -44.9 -54.9 32 10.0 -45.4 19 4 349.2 349.3 296.5 349.7 0.10 30 200 12470 -51.9 -62.9 26 11.0 -52.2 325 7 350.6 350.6 296.8 350.8 0.04 31 150 14260 -67.7 -79.7 17 12.0 -67.8 170 9 353.5 353.5 297.4 353.5 0.00 32 142 14588 -70.5 -84.5 11 14.0 -70.5 225 9 354.2 354.2 297.5 354.2 0.00 33 135 14888 -70.9 -85.9 9 15.0 -70.9 277 9 358.6 358.6 298.4 358.6 0.00 34 121 15527 -77.1 -88.1 16 11.0 -77.1 3 9 358.7 358.7 298.4 358.7 0.00 35 109 16124 -79.9 -90.9 14 11.0 -79.9 56 9 364.3 364.3 299.5 364.3 0.00 36 107 16228 -80.1 -92.1 12 12.0 -80.1 65 9 365.8 365.8 299.8 365.8 0.00 37 100 16610 -81.5 -93.5 11 12.0 -81.5 90 9 370.3 370.3 300.6 370.3 0.00 38 88 17329 -80.9 -93.9 9 13.0 -80.9 385.3 385.3 303.1 385.3 0.00 TRP 107 16228 -80.1 -92.1 12 12.0 -80.1 65 9 365.8 365.8 299.8 365.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5802.00 m Freezing level: 563.53 mb = 4920.98 m = 16144.75 ft Wetbulb zero: 646.56 mb = 3799.28 m = 12464.68 ft Precipitable water: 1.65 inches Sfc-500 mean rel hum: 50.22 % Est. max temperature: 33.42 C = 92.16 F Sfc-Lift cond lev (LCL): 947.92 mb = 543.77 m = 1784.00 ft T: 26.67 C 700-500 lapse rate: 5.61 C/km ThetaE index: 12.38 C Layer 957.0- 850.0 mb Conv cond level (CCL): 790.79 mb = 2112.19 m = 6929.66 ft Mean mixing ratio: 14.43 g/kg Conv temperature: 35.35 C = 95.62 F Cap Strength: 2.79 C Lifted Index: -0.62 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.14 C Lifted Index @700 mb: 0.85 C Showalter Index: 0.20 C Risk: Thunderstorms probable Total Totals Index: 44.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.50 C Cross Totals Index: 19.50 C K Index: 31.30 Risk: 60-80 % chance of thunderstorms Sweat Index: 207.60 Risk: None Energy Index: -2.59 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 73.16 J/kg Max Up Vert Vel: 12.10 m/s Conv Inhibition (B-): 180.08 J/kg Cap Strength: 2.79 C Lift Cond Lev (LCL): 849.23 mb = 1503.74 m = 4933.45 ft Lev Free Conv (LFC): 584.23 mb = 4629.43 m = 15188.23 ft Equ Level (EL): 454.23 mb = 6616.79 m = 21708.38 ft B at Equ Level: 71.00 J/kg Max Parcel Lev (MPL): 254.23 mb = 10863.55 m = 35641.13 ft Wind level data Storm motion: 210 at 7 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 ---------------------------------------------------------- 0 994 127 0 0 -0.0 -0.0 | 30 7 -3.5 -6.2 1 974 305 325 3 1.7 -2.5 | 12 9 -1.8 -8.7 2 941 610 235 6 4.9 3.4 | 333 3 1.4 -2.8 3 925 758 240 7 6.1 3.5 | 317 4 2.5 -2.7 4 909 914 225 9 6.4 6.4 | 267 3 2.8 0.2 5 877 1219 200 9 3.1 8.5 | 169 2 -0.4 2.3 6 850 1496 200 9 3.1 8.5 | 169 2 -0.4 2.3 7 817 1829 180 8 0.0 8.0 | 117 4 -3.5 1.8 8 788 2134 145 6 -3.4 4.9 | 80 7 -7.0 -1.3 9 761 2438 140 9 -5.8 6.9 | 94 9 -9.3 0.7 10 734 2743 135 11 -7.8 7.8 | 98 11 -11.3 1.6 11 700 3142 135 12 -8.5 8.5 | 101 12 -12.0 2.3 12 657 3658 180 11 0.0 11.0 | 144 6 -3.5 4.8 13 609 4267 190 12 2.1 11.8 | 166 6 -1.4 5.6 14 565 4877 190 9 1.6 8.9 | 144 3 -2.0 2.7 15 500 5870 185 12 1.0 12.0 | 157 6 -2.5 5.8 16 486 6096 190 11 1.9 10.8 | 161 5 -1.6 4.6 17 400 7590 180 14 0.0 14.0 | 156 9 -3.5 7.8 18 398 7620 180 14 0.0 14.0 | 156 9 -3.5 7.8 19 324 9144 175 4 -0.3 4.0 | 60 4 -3.9 -2.2 20 300 9710 215 4 2.3 3.3 | 23 3 -1.2 -2.9 21 261 10668 175 3 -0.3 3.0 | 50 5 -3.8 -3.2 22 250 10980 75 1 -1.0 -0.3 | 35 8 -4.5 -6.5 23 209 12192 335 6 2.5 -5.4 | 5 12 -1.0 -11.6 24 200 12470 325 7 4.0 -5.7 | 358 12 0.5 -11.9 25 164 13716 250 4 3.8 1.4 | 357 5 0.2 -4.8 26 150 14260 170 9 -1.6 8.9 | 118 6 -5.1 2.7 27 127 15240 340 9 3.1 -8.5 | 2 15 -0.4 -14.7 28 107 16228 65 9 -8.2 -3.8 | 49 15 -11.7 -10.0 29 103 16459 85 9 -9.0 -0.8 | 61 14 -12.5 -7.0 30 100 16610 90 9 -9.0 0.0 | 64 14 -12.5 -6.2 Wind Parameters Mean winds (0-6000m): 179.6 at 9.5 knts Storm direction: 209.6 at 7.1 knts Shear (0-3000m) pos: 0.0 neg: 2.1 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): 71.1 deg Storm rel helicity (0-3000m) pos: 7.8 neg: -25.5 tot: -17.7 m^2/s^2 ave: -5.9 10^-3 m/s^2 rel: -0.53 Storm rel vorticity (0-3000m) horiz: 5.6 stream: -3.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 5.35 Bulk Shear: 13.68 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 ------------------------------------------------------------------------------- 500 270 3 0 6| 0.0 6.3 6.3| 0.0 -13.6 -13.6 -27.2 -0.67| 11.0 -7.4 1000 236 6 337 3| 0.0 4.6 4.6| 0.0 -17.8 -17.8 -17.8 -0.77| 8.8 -6.8 1500 219 7 319 1| 0.0 3.0 3.0| 0.0 -19.2 -19.2 -12.8 -0.79| 6.8 -5.3 2000 206 7 103 0| 0.0 1.6 1.6| 0.0 -25.5 -25.5 -12.7 -0.78| 6.7 -5.3 2500 190 7 113 2| 0.0 2.1 2.1| 5.4 -25.5 -20.0 -8.0 -0.59| 6.3 -3.7 3000 175 8 112 5| 0.0 2.1 2.1| 7.8 -25.5 -17.7 -5.9 -0.53| 5.6 -3.0 4000 173 9 119 5| 1.4 1.5 2.9| 26.3 -25.5 0.8 0.2 -0.21| 5.5 -1.2 5000 177 9 127 5| 1.1 1.2 2.3| 27.2 -27.1 0.1 0.0 -0.21| 4.8 -1.0 6000 180 10 133 5| 0.9 1.1 2.1| 28.6 -27.1 1.5 0.2 -0.17| 4.3 -0.7 Wrote GIF file: /home/apache/climate/data/raob//VTUU/skewt/VTUU.skewt.20250420.00.gif