UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011600.upa.cvt Date: 0000Z 16 JAN 26 Searching for VTUU... Searching the city database file for: VTUU ... Date:0000Z 16 JAN 26 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 99 80 2 SFC 997 127 18.2 16.0 87 2.2 16.8 80 2 291.6 293.6 290.0 324.2 11.54 2 982 256 18.4 13.4 73 5.0 15.3 32 11 293.1 294.8 289.1 321.3 9.88 3 956 488 23.4 11.4 47 12.0 15.8 12 7 300.4 302.0 290.7 326.6 8.88 4 943 607 23.4 9.4 41 14.0 14.8 10 2 301.6 303.0 290.3 324.9 7.87 5 942 616 23.4 9.4 41 14.0 14.8 8 2 301.7 303.1 290.3 325.1 7.88 6 925 774 22.6 9.6 44 13.0 14.6 335 2 302.4 303.9 290.7 326.6 8.13 7 850 1502 16.6 7.6 55 9.0 11.2 225 10 303.5 305.0 290.7 326.7 7.72 8 788 2141 10.8 4.8 66 6.0 7.4 270 13 304.0 305.2 290.2 324.6 6.86 9 777 2258 10.2 4.2 66 6.0 6.8 272 12 304.6 305.8 290.2 324.7 6.67 10 761 2431 9.4 2.4 62 7.0 5.6 275 10 305.5 306.6 289.9 323.7 5.99 11 747 2585 10.2 -2.8 40 13.0 3.7 277 9 308.0 308.8 289.0 321.0 4.16 12 700 3122 5.6 -4.4 49 10.0 0.8 300 13 308.7 309.4 289.0 321.0 3.94 13 679 3369 3.2 -4.8 56 8.0 -0.5 300 14 308.7 309.4 289.0 321.0 3.94 14 676 3405 6.2 -18.8 15 25.0 -2.6 300 14 312.5 312.7 287.6 316.7 1.28 15 673 3442 7.0 -23.0 10 30.0 -2.8 300 14 313.7 313.9 287.7 316.8 0.89 16 671 3466 7.2 -23.8 9 31.0 -2.8 300 14 314.2 314.4 287.8 317.1 0.83 17 648 3753 8.6 -30.4 4 39.0 -2.9 297 14 319.0 319.1 288.9 320.7 0.47 18 639 3869 9.0 -30.0 4 39.0 -2.7 293 12 320.7 320.8 289.5 322.5 0.50 19 610 4251 7.8 -27.2 6 35.0 -3.4 281 6 323.6 323.7 290.6 326.0 0.67 20 507 5740 -3.9 -34.9 7 31.0 -11.3 225 8 327.0 327.1 291.3 328.4 0.39 21 500 5850 -4.1 -37.1 6 33.0 -11.6 230 8 328.0 328.1 291.5 329.2 0.32 22 459 6522 -6.7 -39.7 5 33.0 -13.7 247 9 332.9 333.0 292.8 333.9 0.26 23 400 7580 -15.3 -44.3 6 29.0 -20.0 215 10 335.1 335.1 293.3 335.8 0.19 24 361 8346 -21.5 -42.5 13 21.0 -24.6 245 13 336.8 336.8 293.7 337.8 0.25 25 337 8852 -23.7 -48.7 8 25.0 -26.7 267 15 340.5 340.5 294.6 341.0 0.14 26 301 9666 -30.9 -50.9 12 20.0 -32.7 256 10 341.5 341.5 294.8 342.0 0.12 27 300 9690 -31.1 -51.1 12 20.0 -32.9 255 10 341.5 341.6 294.8 342.0 0.12 28 276 10273 -34.7 -55.7 10 21.0 -36.2 252 12 344.6 344.6 295.5 344.9 0.07 29 250 10950 -40.9 -57.9 14 17.0 -41.8 225 11 345.3 345.3 295.6 345.5 0.06 30 231 11481 -46.3 -59.3 22 13.0 -46.8 344.9 345.0 295.6 345.2 0.06 TRP WND Sounding variables and indices 1000-500 mb thick: 5751.00 m Freezing level: 541.33 mb = 5244.06 m = 17204.72 ft Wetbulb zero: 687.19 mb = 3272.04 m = 10734.92 ft Precipitable water: 0.94 inches Sfc-500 mean rel hum: 32.98 % Est. max temperature: 30.15 C = 86.27 F Sfc-Lift cond lev (LCL): 965.15 mb = 405.68 m = 1330.96 ft T: 21.63 C 700-500 lapse rate: 3.56 C/km ThetaE index: 3.73 C Layer 761.0- 700.0 mb Conv cond level (CCL): 713.22 mb = 2967.49 m = 9735.75 ft Mean mixing ratio: 8.80 g/kg Conv temperature: 35.08 C = 95.14 F Cap Strength: 11.53 C Lifted Index: 9.53 C Risk: None Lifted Index @300 mb: 12.30 C Lifted Index @700 mb: 3.06 C Showalter Index: 8.77 C Risk: None Total Totals Index: 32.40 C Risk: None Vertical Totals Index: 20.70 C Cross Totals Index: 11.70 C K Index: 18.30 Risk: < 20 % chance of thunderstorms Sweat Index: 119.20 Risk: None Energy Index: 0.73 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 50.34 J/kg Max Up Vert Vel: 10.03 m/s Conv Inhibition (B-): 3851.18 J/kg Cap Strength: 11.48 C Lift Cond Lev (LCL): 811.60 mb = 1891.84 m = 6206.75 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 298 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 ---------------------------------------------------------- 0 997 127 80 2 -2.0 -0.3 | 110 8 -7.9 2.8 1 977 305 15 14 -3.6 -13.5 | 43 14 -9.5 -10.3 2 943 610 10 2 -0.3 -2.0 | 101 6 -6.3 1.2 3 925 774 335 2 0.8 -1.8 | 105 5 -5.1 1.4 4 910 914 225 4 2.8 2.8 | 153 7 -3.1 6.0 5 878 1219 220 8 5.1 6.1 | 175 9 -0.8 9.3 6 850 1502 225 10 7.1 7.1 | 186 10 1.2 10.3 7 817 1829 255 13 12.6 3.4 | 225 9 6.6 6.5 8 788 2134 270 13 13.0 -0.0 | 246 8 7.1 3.2 9 760 2438 275 10 10.0 -0.9 | 240 5 4.0 2.3 10 733 2743 280 8 7.9 -1.4 | 228 3 2.0 1.8 11 700 3122 300 13 11.3 -6.5 | 302 6 5.3 -3.3 12 655 3658 300 15 13.0 -7.5 | 301 8 7.1 -4.3 13 608 4267 280 6 5.9 -1.0 | 180 2 -0.0 2.1 14 564 4877 185 6 0.5 6.0 | 149 11 -5.4 9.2 15 500 5850 230 8 6.1 5.1 | 181 8 0.2 8.3 16 484 6096 260 9 8.9 1.6 | 212 6 2.9 4.7 17 400 7580 215 10 5.7 8.2 | 179 11 -0.2 11.4 18 398 7620 215 9 5.2 7.4 | 176 11 -0.8 10.6 19 323 9144 280 17 16.7 -3.0 | 269 11 10.8 0.2 20 300 9690 255 10 9.7 2.6 | 213 7 3.7 5.8 21 260 10668 250 13 12.2 4.4 | 220 10 6.3 7.6 22 250 10950 225 11 7.8 7.8 | 190 11 1.9 11.0 Wind Parameters Mean winds (0-6000m): 268.3 at 9.0 knts Storm direction: 298.3 at 6.7 knts Shear (0-3000m) pos: 2.3 neg: 1.4 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): -167.9 deg Storm rel helicity (0-3000m) pos: 63.8 neg: -39.3 tot: 24.5 m^2/s^2 ave: 8.2 10^-3 m/s^2 rel: 0.30 Storm rel vorticity (0-3000m) horiz: 10.3 stream: 3.1 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 2.05 Bulk Shear: 24.59 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 17 8 62 9| 0.0 2.5 2.5| 17.9 -37.9 -20.0 -40.0 -0.20| 26.4 -5.2 1000 0 6 67 7| 0.0 4.3 4.3| 28.1 -37.9 -9.8 -9.8 0.05| 18.2 1.0 1500 266 7 194 4| 1.7 2.9 4.6| 41.2 -37.9 3.3 2.2 0.17| 14.1 2.4 2000 260 8 206 5| 2.5 2.2 4.7| 58.6 -37.9 20.7 10.4 0.29| 12.5 3.7 2500 265 9 216 5| 1.6 1.7 3.3| 58.6 -39.0 19.6 7.8 0.25| 11.0 2.7 3000 271 9 226 4| 2.3 1.4 3.8| 63.8 -39.3 24.5 8.2 0.30| 10.3 3.1 4000 282 10 254 4| 1.7 1.3 3.1| 63.8 -44.9 18.9 4.7 0.19| 9.0 1.7 5000 276 9 237 4| 1.4 1.9 3.3| 66.7 -54.6 12.1 2.4 0.10| 8.5 0.8 6000 268 9 221 5| 1.8 1.6 3.4| 83.2 -54.6 28.7 4.8 0.17| 7.8 1.4 Wrote GIF file: /home/apache/climate/data/raob//VTUU/skewt/VTUU.skewt.20260116.00.gif