UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101512.upa.cvt Date: 1200Z 15 OCT 25 Searching for VVDN... Searching the city database file for: VVDN ... Date:1200Z 15 OCT 25 Station: VVDN WMO ident: 48855 Latitude: 16.03 Longitude: 108.18 Elevation: 7.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1010 7 27.0 23.1 79 3.9 24.2 95 1 299.3 302.6 297.0 351.6 17.89 1 1000 93 27.0 23.4 81 3.6 24.4 100 3 300.1 303.5 297.5 354.2 18.41 2 925 781 22.8 20.2 85 2.6 20.9 55 11 302.6 305.6 296.8 350.9 16.32 3 901 1010 20.6 20.6 100 0.0 20.6 58 13 302.6 305.8 297.4 353.5 17.20 4 859 1423 19.2 15.7 80 3.5 16.8 64 16 305.3 307.8 295.4 344.7 13.17 5 850 1514 18.6 15.9 84 2.7 16.8 65 17 305.6 308.1 295.7 346.0 13.49 6 732 2786 11.8 10.5 92 1.3 11.0 77 22 311.5 313.6 295.6 345.2 10.96 7 700 3160 10.0 6.0 76 4.0 7.6 80 23 313.6 315.2 294.3 339.7 8.41 8 664 3598 7.6 1.6 66 6.0 4.2 82 21 315.6 316.9 293.3 336.1 6.48 9 643 3863 6.0 2.9 80 3.1 4.2 83 20 316.7 318.1 294.3 340.0 7.36 10 614 4241 4.4 -3.6 56 8.0 0.3 84 19 319.1 320.0 292.9 334.5 4.78 11 597 4469 2.8 -2.0 71 4.8 0.3 85 18 319.8 320.9 293.7 337.7 5.54 12 589 4579 2.6 -8.4 44 11.0 -2.4 85 18 320.8 321.5 292.3 332.2 3.44 13 569 4858 0.8 -8.2 51 9.0 -3.3 86 17 321.9 322.6 292.7 333.8 3.62 14 560 4986 -0.3 -0.7 97 0.4 -0.5 87 16 322.1 323.3 295.1 343.1 6.51 15 550 5131 0.0 -2.2 85 2.2 -1.2 87 16 324.1 325.3 295.1 343.5 5.93 16 540 5278 -0.7 -5.7 69 5.0 -3.1 88 15 325.0 325.9 294.4 340.3 4.63 17 535 5352 -1.5 -3.6 86 2.1 -2.6 88 15 324.9 325.9 295.0 342.9 5.49 18 500 5890 -4.3 -7.1 81 2.8 -5.7 90 13 327.8 328.7 295.0 342.8 4.49 19 469 6390 -8.1 -9.6 89 1.5 -8.8 93 12 329.1 329.9 294.9 342.4 3.94 20 463 6490 -8.9 -10.5 88 1.6 -9.6 93 12 329.4 330.1 294.8 341.9 3.72 21 451 6693 -9.7 -11.6 86 1.9 -10.5 95 11 330.8 331.5 295.0 342.8 3.49 22 430 7060 -11.3 -26.3 28 15.0 -15.5 97 10 333.3 333.5 293.6 337.1 1.04 23 421 7221 -12.5 -20.5 51 8.0 -15.1 98 10 333.8 334.2 294.4 340.1 1.78 24 400 7610 -15.1 -30.1 27 15.0 -18.7 100 9 335.4 335.5 293.9 338.3 0.78 25 395 7705 -15.3 -32.3 22 17.0 -19.1 102 9 336.3 336.4 294.0 338.7 0.64 26 384 7918 -17.1 -30.1 31 13.0 -20.2 108 9 336.7 336.8 294.3 339.7 0.82 27 383 7937 -17.1 -21.2 70 4.1 -18.4 108 9 336.9 337.3 295.1 343.5 1.84 28 381 7976 -16.3 -30.3 29 14.0 -19.7 109 9 338.5 338.6 294.7 341.5 0.81 29 372 8156 -18.1 -25.1 54 7.0 -20.0 114 9 338.4 338.7 295.1 343.3 1.34 30 370 8196 -18.5 -24.5 59 6.0 -20.2 115 9 338.4 338.7 295.2 343.6 1.42 31 369 8216 -18.7 -31.7 31 13.0 -21.6 115 9 338.4 338.6 294.6 341.2 0.73 32 367 8256 -19.3 -25.3 59 6.0 -20.9 116 9 338.1 338.4 295.0 343.0 1.33 33 366 8277 -19.3 -30.3 37 11.0 -21.8 117 9 338.4 338.6 294.7 341.5 0.84 34 365 8297 -19.7 -23.7 70 4.0 -20.8 118 9 338.1 338.4 295.2 343.8 1.55 35 361 8379 -19.5 -21.4 85 1.9 -20.1 120 9 339.5 339.9 295.8 346.4 1.92 36 351 8587 -21.1 -23.6 80 2.5 -21.8 125 9 340.0 340.4 295.7 346.0 1.62 37 346 8693 -20.9 -39.9 16 19.0 -24.1 128 9 341.7 341.8 295.1 343.1 0.34 38 345 8714 -21.3 -33.3 33 12.0 -23.8 128 9 341.4 341.6 295.3 344.0 0.67 39 344 8736 -21.5 -35.5 27 14.0 -24.2 129 9 341.5 341.6 295.1 343.5 0.54 40 342 8779 -21.3 -49.3 6 28.0 -24.9 130 9 342.3 342.3 295.0 342.8 0.13 41 302 9682 -28.7 -58.7 4 30.0 -31.1 154 9 344.3 344.3 295.4 344.5 0.05 42 300 9730 -28.9 -57.9 4 29.0 -31.3 155 9 344.6 344.7 295.5 344.9 0.05 43 276 10322 -33.1 -54.1 10 21.0 -34.8 166 11 346.9 346.9 296.0 347.3 0.09 44 250 11010 -39.3 -56.3 15 17.0 -40.3 180 13 347.6 347.7 296.2 348.0 0.07 45 221 11838 -46.7 -58.7 24 12.0 -47.2 188 12 348.7 348.7 296.4 349.0 0.06 46 200 12490 -52.7 -56.8 61 4.1 -52.8 195 11 349.3 349.3 296.5 349.7 0.09 47 197 12588 -53.7 -57.5 63 3.8 -53.8 191 11 349.2 349.3 296.5 349.6 0.08 48 196 12620 -53.9 -57.8 62 3.9 -54.0 190 11 349.4 349.4 296.6 349.8 0.08 49 194 12686 -54.3 -64.3 28 10.0 -54.5 188 11 349.8 349.8 296.6 350.0 0.03 50 190 12820 -55.3 -67.3 21 12.0 -55.5 183 11 350.3 350.3 296.7 350.4 0.02 51 177 13268 -59.5 -63.8 57 4.3 -59.6 165 10 350.6 350.6 296.8 350.8 0.04 52 172 13448 -60.7 -73.7 16 13.0 -60.9 158 10 351.5 351.5 297.0 351.5 0.01 53 166 13668 -61.7 -75.7 14 14.0 -61.8 150 10 353.4 353.4 297.4 353.4 0.01 54 163 13781 -62.5 -75.5 16 13.0 -62.6 145 10 353.9 353.9 297.5 353.9 0.01 55 150 14290 -66.5 -77.5 20 11.0 -66.6 125 9 355.5 355.5 297.8 355.6 0.01 56 100 16650 -81.5 -86.3 44 4.8 -81.5 65 19 370.3 370.3 300.6 370.3 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5797.00 m Freezing level: 562.45 mb = 4951.22 m = 16243.98 ft Freezing level: 550.00 mb = 5130.84 m = 16833.25 ft Freezing level: 550.00 mb = 5130.84 m = 16833.25 ft Wetbulb zero: 596.25 mb = 4479.55 m = 14696.49 ft Precipitable water: 2.33 inches Sfc-500 mean rel hum: 79.35 % Est. max temperature: 32.99 C = 91.39 F Sfc-Lift cond lev (LCL): 954.65 mb = 502.59 m = 1648.91 ft T: 24.50 C 700-500 lapse rate: 5.24 C/km ThetaE index: 9.93 C Layer 732.0- 643.0 mb Conv cond level (CCL): 902.88 mb = 991.89 m = 3254.18 ft Mean mixing ratio: 17.32 g/kg Conv temperature: 30.35 C = 86.63 F Cap Strength: 1.18 C Lifted Index: -2.21 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.85 C Lifted Index @700 mb: -1.27 C Showalter Index: 0.13 C Risk: Thunderstorms probable Total Totals Index: 43.10 C Risk: None Vertical Totals Index: 22.90 C Cross Totals Index: 20.20 C K Index: 34.80 Risk: 60-80 % chance of thunderstorms Sweat Index: 237.80 Risk: None Energy Index: -0.68 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 829.61 J/kg Max Up Vert Vel: 40.73 m/s Conv Inhibition (B-): 13.36 J/kg Cap Strength: 1.18 C Lift Cond Lev (LCL): 919.17 mb = 836.12 m = 2743.14 ft Lev Free Conv (LFC): 824.17 mb = 1776.60 m = 5828.68 ft Equ Level (EL): 164.17 mb = 13737.14 m = 45068.80 ft B at Equ Level: 818.76 J/kg Wind level data Storm motion: 107 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 1010 7 95 1 -1.0 0.1 | 288 11 10.9 -3.6 1 1000 93 100 3 -3.0 0.5 | 290 9 8.9 -3.2 2 925 781 55 11 -9.0 -6.3 | 344 10 2.8 -10.0 3 850 1514 65 17 -15.4 -7.2 | 18 11 -3.6 -10.9 4 700 3160 80 23 -22.7 -4.0 | 55 13 -10.8 -7.7 5 500 5890 90 13 -13.0 0.0 | 17 4 -1.2 -3.7 6 400 7610 100 9 -8.9 1.6 | 306 4 3.0 -2.1 7 300 9730 155 9 -3.8 8.2 | 241 9 8.0 4.4 8 250 11010 180 13 0.0 13.0 | 232 15 11.8 9.3 9 200 12490 195 11 2.8 10.6 | 245 16 14.7 6.9 10 150 14290 125 9 -7.4 5.2 | 252 5 4.5 1.5 11 100 16650 65 19 -17.2 -8.0 | 25 13 -5.4 -11.7 Wind Parameters Mean winds (0-6000m): 77.4 at 16.6 knts Storm direction: 107.4 at 12.4 knts Shear (0-3000m) pos: 1.9 neg: 2.1 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 122.8 deg Storm rel helicity (0-3000m) pos: 57.4 neg: 0.0 tot: 57.4 m^2/s^2 ave: 19.1 10^-3 m/s^2 rel: 0.84 Storm rel vorticity (0-3000m) horiz: 4.4 stream: 3.6 10^-3/s Energy-Hel index: 0.22 Bulk Rich Number: 45.27 Bulk Shear: 18.33 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 82 5 302 8| 0.0 7.1 7.1| 10.1 0.0 10.1 20.2 0.65| 7.7 5.0 1000 62 8 325 9| 0.0 6.2 6.2| 22.2 0.0 22.2 22.2 0.72| 7.0 5.0 1500 62 10 341 9| 1.5 4.1 5.7| 34.8 0.0 34.8 23.2 0.78| 6.2 4.9 2000 64 12 353 9| 1.7 3.1 4.8| 41.9 0.0 41.9 21.0 0.80| 5.3 4.2 2500 67 14 4 9| 1.8 2.5 4.3| 49.4 0.0 49.4 19.8 0.82| 4.7 3.9 3000 69 15 13 9| 1.9 2.1 4.0| 57.4 0.0 57.4 19.1 0.84| 4.4 3.6 4000 73 17 25 9| 1.3 1.6 2.8| 59.9 -1.2 58.7 14.7 0.74| 3.8 2.8 5000 76 17 30 9| 0.8 1.2 2.1| 59.9 -3.8 56.1 11.2 0.61| 3.4 2.1 6000 77 17 30 8| 0.6 1.0 1.6| 59.9 -6.8 53.1 8.9 0.49| 3.2 1.5 Wrote GIF file: /home/apache/climate/data/raob//VVDN/skewt/VVDN.skewt.20251015.12.gif