UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121012.upa.cvt Date: 1200Z 10 DEC 25 Searching for VVDN... Searching the city database file for: VVDN ... Date:1200Z 10 DEC 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 1014 7 22.2 20.3 89 1.9 20.9 310 3 294.2 296.9 293.6 336.9 14.95 1 1000 132 22.0 19.2 84 2.8 20.1 310 5 295.1 297.7 293.2 335.7 14.14 2 950 576 18.6 18.1 97 0.5 18.3 336 13 296.1 298.6 293.3 336.0 13.89 3 937 695 19.0 18.1 95 0.9 18.4 343 15 297.6 300.2 293.9 338.5 14.08 4 925 806 18.4 17.8 96 0.6 18.0 350 17 298.1 300.7 294.0 338.8 14.00 5 889 1148 18.4 17.5 94 0.9 17.8 21 18 301.5 304.2 295.2 343.6 14.30 6 850 1532 16.2 16.2 100 0.0 16.2 55 19 303.1 305.7 295.3 343.9 13.76 7 826 1776 15.2 15.2 100 0.0 15.2 64 18 304.6 307.0 295.3 344.1 13.27 8 703 3133 9.0 7.8 92 1.2 8.3 114 11 312.1 313.9 294.7 341.4 9.49 9 700 3169 9.0 7.1 88 1.9 7.8 115 11 312.5 314.2 294.4 340.5 9.08 10 695 3229 8.6 6.1 84 2.5 7.1 116 11 312.6 314.3 294.1 339.1 8.53 11 674 3483 9.4 0.4 53 9.0 4.4 119 12 316.3 317.4 293.0 334.9 5.85 12 580 4716 1.6 -3.0 71 4.6 -0.8 135 17 321.1 322.1 293.9 338.2 5.29 13 562 4970 0.4 -10.6 43 11.0 -4.4 138 18 322.6 323.2 292.4 332.7 3.03 14 557 5042 -0.3 -6.3 64 6.0 -3.2 139 18 322.6 323.4 293.5 336.7 4.29 15 554 5085 -0.3 -11.3 43 11.0 -5.0 139 18 323.1 323.6 292.4 332.8 2.91 16 527 5484 -3.5 -9.5 63 6.0 -6.1 145 19 323.9 324.6 293.2 335.6 3.53 17 521 5575 -3.5 -14.5 42 11.0 -7.8 146 20 324.9 325.4 292.5 333.0 2.39 18 517 5636 -3.9 -8.7 69 4.8 -6.1 147 20 325.2 325.9 293.8 337.9 3.83 19 514 5682 -4.1 -15.1 42 11.0 -8.4 147 20 325.5 325.9 292.6 333.3 2.30 20 507 5790 -4.7 -16.7 38 12.0 -9.1 149 21 326.0 326.4 292.5 333.0 2.04 21 504 5837 -5.1 -9.4 72 4.3 -7.0 149 21 326.1 326.8 294.0 338.5 3.72 22 502 5869 -5.3 -15.3 45 10.0 -9.1 150 21 326.2 326.7 292.8 334.1 2.32 23 500 5900 -5.3 -10.3 68 5.0 -7.5 150 21 326.6 327.3 293.9 338.3 3.49 24 495 5979 -5.1 -21.1 27 16.0 -10.4 152 20 327.8 328.0 292.4 332.8 1.43 25 468 6416 -7.7 -13.7 62 6.0 -10.1 160 17 329.8 330.4 294.2 339.6 2.84 26 465 6465 -7.7 -19.7 38 12.0 -11.8 161 16 330.4 330.8 293.4 336.5 1.72 27 463 6499 -7.9 -15.9 53 8.0 -10.9 162 16 330.6 331.1 294.0 338.9 2.39 28 449 6736 -8.9 -17.9 48 9.0 -12.2 167 14 332.3 332.7 294.2 339.6 2.08 29 444 6823 -9.3 -26.3 24 17.0 -14.2 169 14 332.8 333.0 293.4 336.5 1.01 30 438 6927 -10.1 -17.1 57 7.0 -12.7 171 13 333.1 333.6 294.6 341.1 2.29 31 429 7087 -10.5 -32.5 15 22.0 -15.8 174 11 334.6 334.7 293.5 336.8 0.58 32 427 7122 -10.9 -22.9 37 12.0 -14.6 175 11 334.5 334.8 294.2 339.6 1.42 33 426 7140 -10.9 -29.9 19 19.0 -15.8 175 11 334.7 334.9 293.7 337.5 0.75 34 424 7176 -11.1 -25.1 30 14.0 -15.2 176 11 334.9 335.2 294.1 339.2 1.17 35 419 7267 -11.7 -20.7 47 9.0 -14.7 178 10 335.3 335.7 294.7 341.6 1.76 36 400 7620 -14.1 -20.1 60 6.0 -16.1 185 7 336.7 337.1 295.2 343.6 1.94 37 357 8469 -22.1 -22.8 94 0.7 -22.3 179 7 337.1 337.4 295.1 343.2 1.71 38 336 8912 -24.9 -26.7 85 1.8 -25.4 176 7 339.1 339.4 295.3 343.8 1.28 39 333 8977 -24.5 -30.5 57 6.0 -25.8 175 7 340.5 340.7 295.3 344.0 0.91 40 315 9380 -26.3 -41.3 23 15.0 -28.5 173 7 343.5 343.6 295.4 344.8 0.33 41 300 9730 -29.5 -41.5 30 12.0 -31.1 170 7 343.8 343.9 295.6 345.1 0.34 42 285 10093 -32.9 -40.9 45 8.0 -33.9 170 8 344.0 344.1 295.6 345.5 0.38 43 255 10865 -39.3 -52.3 24 13.0 -40.2 170 9 345.7 345.7 295.8 346.2 0.12 44 250 11000 -40.3 -52.3 27 12.0 -41.1 170 9 346.2 346.2 295.9 346.7 0.12 45 223 11768 -46.9 -57.9 27 11.0 -47.3 155 17 347.5 347.5 296.1 347.8 0.07 46 214 12040 -49.7 -55.7 49 6.0 -50.0 149 20 347.3 347.3 296.1 347.7 0.09 47 211 12132 -49.9 -62.9 20 13.0 -50.3 147 21 348.4 348.4 296.3 348.5 0.04 48 206 12288 -50.9 -65.9 15 15.0 -51.2 144 23 349.2 349.2 296.5 349.3 0.03 49 200 12480 -52.7 -64.7 22 12.0 -53.0 140 25 349.3 349.3 296.5 349.5 0.03 50 189 12844 -54.9 -65.9 24 11.0 -55.1 147 25 351.5 351.5 297.0 351.6 0.03 51 166 13660 -61.9 -77.9 10 16.0 -62.0 163 26 353.1 353.1 297.3 353.1 0.01 52 150 14280 -66.9 -72.9 42 6.0 -67.0 175 27 354.8 354.8 297.7 354.9 0.01 53 144 14525 -68.7 -80.7 16 12.0 -68.8 161 25 355.9 355.9 297.9 355.9 0.00 54 123 15450 -76.7 -84.7 27 8.0 -76.7 106 16 357.7 357.7 298.2 357.7 0.00 55 100 16620 -83.5 -92.5 19 9.0 -83.5 35 5 366.4 366.4 299.9 366.4 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5768.00 m Freezing level: 559.14 mb = 5011.05 m = 16440.27 ft Wetbulb zero: 594.35 mb = 4515.17 m = 14813.36 ft Precipitable water: 2.13 inches Sfc-500 mean rel hum: 78.23 % Est. max temperature: 30.59 C = 87.07 F Sfc-Lift cond lev (LCL): 986.49 mb = 249.85 m = 819.71 ft T: 21.10 C 700-500 lapse rate: 5.24 C/km ThetaE index: 9.22 C Layer 703.0- 580.0 mb Conv cond level (CCL): 859.75 mb = 1434.26 m = 4705.52 ft Mean mixing ratio: 14.09 g/kg Conv temperature: 30.77 C = 87.38 F Cap Strength: 4.28 C Lifted Index: 2.77 C Risk: None Lifted Index @300 mb: 6.46 C Lifted Index @700 mb: 2.30 C Showalter Index: -0.05 C Risk: Thunderstorms probable Total Totals Index: 43.00 C Risk: None Vertical Totals Index: 21.50 C Cross Totals Index: 21.50 C K Index: 35.80 Risk: > 80 % chance of thunderstorms Sweat Index: 253.40 Risk: None Energy Index: -1.13 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.63 J/kg Max Up Vert Vel: 5.77 m/s Conv Inhibition (B-): 4011.90 J/kg Cap Strength: 4.26 C Lift Cond Lev (LCL): 943.73 mb = 633.29 m = 2077.70 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 133 at 11 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 1014 7 310 3 2.3 -1.9 | 313 14 10.6 -9.8 1 1000 132 310 5 3.8 -3.2 | 312 16 12.2 -11.1 2 925 806 350 17 3.0 -16.7 | 335 27 11.3 -24.6 3 850 1532 55 19 -15.6 -10.9 | 21 20 -7.2 -18.7 4 700 3169 115 11 -10.0 4.6 | 27 4 -1.6 -3.2 5 500 5900 150 21 -10.5 18.2 | 168 11 -2.2 10.3 6 400 7620 185 7 0.6 7.0 | 276 9 9.0 -0.9 7 300 9730 170 7 -1.2 6.9 | 278 7 7.1 -1.0 8 250 11000 170 9 -1.6 8.9 | 261 7 6.8 1.0 9 200 12480 140 25 -16.1 19.2 | 146 14 -7.7 11.3 10 150 14280 175 27 -2.4 26.9 | 197 20 6.0 19.0 11 100 16620 35 5 -2.9 -4.1 | 335 13 5.5 -11.9 Wind Parameters Mean winds (0-6000m): 103.3 at 15.3 knts Storm direction: 133.3 at 11.5 knts Shear (0-3000m) pos: 2.5 neg: 0.0 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): 82.5 deg Storm rel helicity (0-3000m) pos: 197.3 neg: -0.8 tot: 196.5 m^2/s^2 ave: 65.5 10^-3 m/s^2 rel: 0.61 Storm rel vorticity (0-3000m) horiz: 9.1 stream: 5.6 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.28 Bulk Shear: 60.28 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 ------------------------------------------------------------------------------- 500 324 7 317 19| 9.2 0.0 9.2| 19.7 -0.3 19.4 38.8 0.38| 9.7 3.7 1000 345 11 329 22| 8.3 0.0 8.3| 93.2 -0.3 92.9 92.9 0.66| 11.2 7.4 1500 5 14 342 23| 6.8 0.0 6.8|174.9 -0.3 174.6 116.4 0.76| 12.4 9.5 2000 24 15 354 21| 4.7 0.0 4.7|191.7 -0.3 191.4 95.7 0.73| 11.0 8.0 2500 36 15 1 20| 3.4 0.0 3.4|196.9 -0.3 196.7 78.7 0.68| 9.9 6.7 3000 44 15 6 18| 2.5 0.0 2.5|197.3 -0.8 196.5 65.5 0.61| 9.1 5.6 4000 62 14 15 15| 2.2 0.0 2.2|200.2 -1.3 198.9 49.7 0.61| 7.5 4.6 5000 82 14 31 11| 2.1 0.0 2.1|204.7 -1.3 203.3 40.7 0.62| 6.5 4.1 6000 103 15 56 8| 2.0 0.0 2.0|213.9 -1.3 212.6 35.4 0.62| 6.0 3.7 Wrote GIF file: /home/apache/climate/data/raob//VVDN/skewt/VVDN.skewt.20251210.12.gif