UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101800.upa.cvt Date: 0000Z 18 OCT 25 Searching for VTUU... Searching the city database file for: VTUU ... Date:0000Z 18 OCT 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 81 10 1 SFC 995 127 24.0 22.3 90 1.7 22.8 10 1 297.6 300.7 296.1 347.7 17.28 2 994 136 24.2 19.2 74 5.0 20.7 10 4 297.9 300.4 294.1 339.1 14.23 3 947 560 24.8 16.8 61 8.0 19.3 315 21 302.6 305.0 294.4 340.5 12.81 4 940 624 24.6 15.6 57 9.0 18.5 298 14 303.1 305.3 293.9 338.5 11.94 5 925 765 23.8 14.8 57 9.0 17.8 230 19 303.6 305.8 293.8 337.9 11.52 6 850 1499 19.2 11.2 60 8.0 14.1 65 15 306.3 308.1 293.3 336.0 9.88 7 794 2082 15.6 8.6 63 7.0 11.3 65 12 308.4 310.1 293.2 335.4 8.87 8 755 2508 13.4 6.4 63 7.0 9.2 76 12 310.5 312.0 293.1 335.2 8.01 9 730 2791 11.8 2.8 54 9.0 6.7 79 14 311.8 313.0 292.2 331.8 6.42 10 720 2907 12.4 -2.6 35 15.0 4.6 78 14 313.7 314.5 291.0 327.6 4.39 11 700 3143 10.6 1.6 54 9.0 5.6 75 15 314.2 315.4 292.7 333.6 6.15 12 634 3960 4.8 -1.2 65 6.0 1.6 81 20 316.6 317.7 292.9 334.3 5.53 13 629 4025 4.4 -2.6 60 7.0 0.8 78 21 316.9 317.9 292.5 333.0 5.03 14 530 5407 -1.3 -17.3 28 16.0 -7.3 59 12 326.0 326.3 292.4 332.4 1.86 15 520 5559 -1.9 -14.9 36 13.0 -7.1 55 11 327.0 327.5 293.0 335.0 2.31 16 500 5870 -4.5 -15.5 42 11.0 -8.7 45 9 327.6 328.0 293.2 335.4 2.29 17 444 6788 -11.5 -19.5 52 8.0 -14.2 37 9 330.0 330.4 293.4 336.5 1.84 18 433 6979 -12.5 -20.5 51 8.0 -15.1 38 9 331.1 331.5 293.6 337.2 1.73 19 429 7050 -12.5 -28.5 25 16.0 -16.6 38 9 332.0 332.2 293.1 335.1 0.85 20 425 7121 -12.9 -23.9 39 11.0 -16.1 38 9 332.4 332.7 293.6 337.1 1.31 21 406 7468 -14.1 -39.1 10 25.0 -18.8 40 8 335.2 335.3 293.4 336.5 0.32 22 405 7486 -14.1 -38.1 11 24.0 -18.8 40 8 335.5 335.5 293.5 336.8 0.35 23 400 7580 -14.9 -36.9 13 22.0 -19.3 40 8 335.6 335.7 293.6 337.2 0.40 24 355 8474 -21.3 -39.3 18 18.0 -24.3 51 16 338.7 338.7 294.3 340.1 0.36 25 346 8664 -22.9 -31.9 44 9.0 -24.8 52 18 339.0 339.2 294.8 341.9 0.76 26 343 8728 -23.3 -33.3 39 10.0 -25.2 52 19 339.3 339.4 294.8 341.9 0.67 27 323 9167 -25.3 -45.3 14 20.0 -27.9 55 23 342.4 342.5 295.1 343.3 0.21 28 300 9700 -29.5 -50.5 11 21.0 -31.6 35 23 343.8 343.8 295.3 344.3 0.12 29 280 10186 -32.5 -52.5 12 20.0 -34.2 30 24 346.3 346.4 295.9 346.8 0.11 30 250 10970 -38.9 -58.9 10 20.0 -40.0 15 22 348.2 348.2 296.3 348.5 0.05 31 246 11081 -39.7 -59.7 10 20.0 -40.7 12 22 348.6 348.7 296.4 348.9 0.05 32 200 12460 -52.5 -61.5 33 9.0 -52.8 340 16 349.6 349.6 296.6 349.8 0.05 33 150 14250 -68.3 -72.9 52 4.6 -68.4 320 21 352.4 352.4 297.2 352.5 0.01 34 147 14371 -69.3 -73.3 56 4.0 -69.3 319 20 352.7 352.7 297.3 352.8 0.01 35 125 15323 -76.3 -79.4 61 3.1 -76.3 319 16 356.8 356.8 298.1 356.8 0.01 36 118 15653 -78.5 -82.8 49 4.3 -78.5 338 16 358.7 358.7 298.4 358.7 0.00 37 101 16534 -81.5 -85.1 54 3.6 -81.5 35 15 369.2 369.2 300.4 369.2 0.00 38 100 16590 -80.3 -84.0 54 3.7 -80.3 35 16 372.6 372.6 301.0 372.6 0.00 39 82 17709 -80.7 -85.7 43 5.0 -80.7 78 23 393.5 393.5 304.3 393.5 0.00 40 78 17994 -75.7 -82.7 32 7.0 -75.7 89 25 409.6 409.6 306.5 409.6 0.01 41 70 18620 -75.1 -82.1 33 7.0 -75.2 105 24 423.7 423.7 308.2 423.8 0.01 42 65 19051 -74.1 -84.1 20 10.0 -74.2 94 23 435.0 435.0 309.4 435.0 0.01 43 56 19935 -67.9 -80.9 14 13.0 -68.1 74 22 468.1 468.1 312.5 468.1 0.01 44 52 20381 -67.3 -81.3 12 14.0 -67.5 71 25 479.5 479.5 313.4 479.5 0.01 45 50 20620 -63.9 -79.9 10 16.0 -64.2 70 27 492.9 492.9 314.4 493.0 0.01 46 46 21135 -60.5 -76.5 10 16.0 -61.0 63 28 513.0 513.0 315.8 513.2 0.03 47 42 21697 -63.3 -80.3 8 17.0 -63.7 65 29 519.6 519.6 316.3 519.7 0.02 48 30 23780 -59.9 -77.9 8 18.0 -60.7 90 36 581.3 581.4 319.8 581.6 0.03 49 28 24210 -60.5 -78.5 8 18.0 -61.4 88 37 591.3 591.3 320.2 591.5 0.03 TRP 101 16534 -81.5 -85.1 54 3.6 -81.5 35 15 369.2 369.2 300.4 369.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5789.00 m Freezing level: 552.58 mb = 5091.91 m = 16705.54 ft Wetbulb zero: 619.43 mb = 4148.75 m = 13611.21 ft Precipitable water: 1.56 inches Sfc-500 mean rel hum: 53.69 % Est. max temperature: 32.86 C = 91.15 F Sfc-Lift cond lev (LCL): 971.00 mb = 340.56 m = 1117.32 ft T: 24.49 C 700-500 lapse rate: 5.54 C/km ThetaE index: 12.93 C Layer 940.0- 700.0 mb Conv cond level (CCL): 742.70 mb = 2646.38 m = 8682.25 ft Mean mixing ratio: 12.46 g/kg Conv temperature: 37.55 C = 99.60 F Cap Strength: 4.20 C Lifted Index: 2.75 C Risk: None Lifted Index @300 mb: 5.23 C Lifted Index @700 mb: 3.26 C Showalter Index: 3.98 C Risk: None Total Totals Index: 39.40 C Risk: None Vertical Totals Index: 23.70 C Cross Totals Index: 15.70 C K Index: 25.90 Risk: 40-60 % chance of thunderstorms Sweat Index: 173.40 Risk: None Energy Index: -0.04 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 27.06 J/kg Max Up Vert Vel: 7.36 m/s Conv Inhibition (B-): 19802.74 J/kg Cap Strength: 4.20 C Lift Cond Lev (LCL): 843.63 mb = 1563.33 m = 5128.97 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 92 at 12 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 ---------------------------------------------------------- 0 995 127 10 1 -0.2 -1.0 | 276 12 12.2 -1.4 1 975 305 5 59 -5.1 -58.8 | 353 60 7.2 -59.2 2 942 610 305 13 10.6 -7.5 | 289 24 23.0 -7.8 3 925 765 230 19 14.6 12.2 | 246 29 26.9 11.8 4 909 914 65 11 -10.0 -4.6 | 335 6 2.4 -5.0 5 878 1219 70 19 -17.9 -6.5 | 39 9 -5.5 -6.9 6 850 1499 65 15 -13.6 -6.3 | 10 7 -1.2 -6.7 7 818 1829 65 12 -10.9 -5.1 | 345 6 1.5 -5.5 8 789 2134 65 12 -10.9 -5.1 | 345 6 1.5 -5.5 9 761 2438 75 11 -10.6 -2.8 | 332 4 1.7 -3.2 10 734 2743 80 14 -13.8 -2.4 | 27 3 -1.4 -2.8 11 700 3143 75 15 -14.5 -3.9 | 27 5 -2.1 -4.3 12 657 3658 90 20 -20.0 0.0 | 87 8 -7.7 -0.4 13 609 4267 70 21 -19.7 -7.2 | 44 11 -7.4 -7.6 14 565 4877 75 16 -15.5 -4.1 | 34 5 -3.1 -4.5 15 500 5870 45 9 -6.4 -6.4 | 318 9 6.0 -6.8 16 485 6096 35 10 -5.7 -8.2 | 322 11 6.6 -8.6 17 400 7580 40 8 -5.1 -6.1 | 312 10 7.2 -6.5 18 398 7620 45 8 -5.7 -5.7 | 312 9 6.7 -6.0 19 324 9144 55 23 -18.8 -13.2 | 26 15 -6.5 -13.6 20 300 9700 35 23 -13.2 -18.8 | 3 19 -0.8 -19.2 21 261 10668 25 26 -11.0 -23.6 | 357 24 1.4 -24.0 22 250 10970 15 22 -5.7 -21.3 | 343 23 6.7 -21.6 23 208 12192 345 19 4.9 -18.4 | 317 25 17.3 -18.7 24 200 12460 340 16 5.5 -15.0 | 311 24 17.8 -15.4 25 163 13716 330 17 8.5 -14.7 | 306 26 20.8 -15.1 26 150 14250 320 21 13.5 -16.1 | 303 31 25.8 -16.5 27 126 15240 315 16 11.3 -11.3 | 296 26 23.7 -11.7 28 102 16459 25 16 -6.8 -14.5 | 339 16 5.6 -14.9 29 101 16534 35 15 -8.6 -12.3 | 344 13 3.7 -12.7 30 100 16590 35 16 -9.2 -13.1 | 347 14 3.2 -13.5 31 74 18288 100 27 -26.6 4.7 | 107 15 -14.2 4.3 32 70 18620 105 24 -23.2 6.2 | 118 12 -10.8 5.8 33 57 19812 75 21 -20.3 -5.4 | 54 10 -7.9 -5.8 34 50 20620 70 27 -25.4 -9.2 | 54 16 -13.0 -9.6 35 45 21336 60 28 -24.2 -14.0 | 40 19 -11.9 -14.4 36 35 22860 80 33 -32.5 -5.7 | 73 21 -20.2 -6.1 37 30 23780 90 36 -36.0 0.0 | 89 24 -23.7 -0.4 38 26 24384 85 39 -38.9 -3.4 | 82 27 -26.5 -3.8 Wind Parameters Mean winds (0-6000m): 61.8 at 16.5 knts Storm direction: 91.8 at 12.4 knts Shear (0-3000m) pos: 5.1 neg: 2.7 tot: 7.8 10-3/s Storm rel Dir Shear (0-3000m): 110.2 deg Storm rel helicity (0-3000m) pos: 153.6 neg: -694.6 tot: -541.0 m^2/s^2 ave: -180.3 10^-3 m/s^2 rel: -0.10 Storm rel vorticity (0-3000m) horiz: 34.4 stream: -3.6 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.23 Bulk Shear: 117.25 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 ------------------------------------------------------------------------------- 500 358 33 338 36| 0.0 13.8 13.8|121.7-494.8-373.1 -746.3 -0.13|117.9-15.7 1000 0 24 333 27| 14.2 6.9 21.1|147.4-681.6-534.2 -534.2 -0.10| 95.0 -9.4 1500 22 21 348 21| 9.5 5.5 15.0|151.0-690.7-539.7 -359.8 -0.11| 65.9 -7.3 2000 32 19 353 17| 7.1 4.5 11.6|151.0-693.4-542.4 -271.2 -0.12| 49.9 -5.9 2500 40 18 355 14| 6.1 3.6 9.7|152.6-694.5-541.9 -216.8 -0.11| 40.8 -4.6 3000 47 17 0 12| 5.1 2.7 7.8|153.6-694.6-541.0 -180.3 -0.10| 34.4 -3.6 4000 59 17 16 10| 4.5 2.3 6.8|162.1-705.4-543.2 -135.8 -0.09| 27.3 -2.6 5000 63 18 21 9| 3.6 2.5 6.1|162.1-715.6-553.4 -110.7 -0.11| 22.8 -2.6 6000 62 16 15 8| 3.0 2.7 5.7|163.3-727.0-563.8 -94.0 -0.13| 19.7 -2.7 Wrote GIF file: /home/apache/climate/data/raob//VTUU/skewt/VTUU.skewt.20251018.00.gif