UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101600.upa.cvt Date: 0000Z 16 OCT 25 Searching for VVDN... Searching the city database file for: VVDN ... Date:0000Z 16 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 25.0 23.8 93 1.2 24.2 225 3 297.3 300.7 297.0 351.5 18.69 1 1000 98 25.6 24.0 91 1.6 24.5 170 1 298.8 302.2 297.6 354.5 19.11 2 993 160 26.0 24.4 91 1.6 24.8 161 3 299.8 303.4 298.2 357.6 19.73 3 957 487 24.2 24.2 100 0.0 24.2 116 13 301.1 304.8 298.8 360.8 20.25 4 925 786 23.0 23.0 100 0.0 23.0 75 23 302.8 306.4 298.8 360.6 19.46 5 850 1520 18.4 16.5 89 1.9 17.1 100 25 305.4 308.0 296.1 347.4 14.03 6 803 2007 16.0 12.0 77 4.0 13.4 100 23 307.9 309.9 294.6 341.3 11.04 7 760 2474 12.8 12.8 100 0.0 12.8 100 22 309.3 311.6 295.9 346.7 12.32 8 713 3010 11.0 7.2 77 3.8 8.6 100 20 313.0 314.7 294.5 340.8 8.98 9 700 3164 9.6 7.8 89 1.8 8.5 100 19 313.1 314.9 295.0 342.6 9.54 10 683 3368 8.0 7.4 96 0.6 7.6 101 20 313.5 315.4 295.0 343.0 9.51 11 666 3576 7.4 5.0 85 2.4 6.0 102 20 315.1 316.7 294.6 340.9 8.25 12 656 3701 7.6 -1.4 53 9.0 2.8 103 21 316.7 317.7 292.7 333.5 5.27 13 637 3942 5.8 2.5 79 3.3 3.9 104 21 317.4 318.7 294.4 340.2 7.22 14 600 4431 3.8 -3.2 60 7.0 0.2 107 23 320.5 321.5 293.5 336.9 5.04 15 538 5310 -1.5 -12.5 43 11.0 -6.1 112 25 324.3 324.9 292.7 333.5 2.72 16 500 5890 -6.1 -12.1 62 6.0 -8.6 115 27 325.6 326.2 293.3 335.8 3.02 17 488 6080 -7.5 -15.5 53 8.0 -10.5 115 25 326.2 326.6 292.9 334.2 2.34 18 457 6590 -10.1 -12.0 86 1.9 -10.9 115 21 329.1 329.7 294.4 340.4 3.34 19 426 7130 -13.9 -22.9 47 9.0 -16.6 115 17 330.9 331.2 293.3 336.0 1.42 20 422 7202 -14.5 -18.5 72 4.0 -15.9 115 16 331.0 331.5 293.9 338.4 2.11 21 418 7274 -13.1 -14.9 86 1.8 -13.8 115 16 333.7 334.3 295.2 343.8 2.88 22 400 7610 -14.1 -15.7 88 1.6 -14.7 115 13 336.7 337.2 295.8 346.6 2.82 23 361 8380 -19.3 -20.9 87 1.6 -19.8 124 17 339.7 340.1 296.0 347.0 2.00 24 300 9730 -28.5 -31.4 76 2.9 -29.1 140 23 345.2 345.4 296.4 348.7 0.92 25 297 9802 -28.9 -32.0 75 3.1 -29.5 140 23 345.6 345.8 296.4 349.0 0.88 26 250 11010 -39.1 -42.5 70 3.4 -39.4 145 15 347.9 348.0 296.5 349.4 0.36 27 228 11631 -44.3 -47.8 68 3.5 -44.6 141 17 349.3 349.3 296.7 350.2 0.22 28 200 12490 -52.5 -56.3 63 3.8 -52.7 135 21 349.6 349.7 296.6 350.0 0.09 29 169 13554 -62.3 -65.9 62 3.6 -62.4 194 13 350.6 350.6 296.8 350.7 0.03 30 165 13701 -63.9 -68.0 57 4.1 -64.0 202 12 350.3 350.3 296.7 350.4 0.02 31 150 14280 -67.3 -71.3 57 4.0 -67.3 235 7 354.2 354.2 297.5 354.2 0.02 32 142 14609 -69.1 -73.4 54 4.3 -69.1 215 8 356.6 356.6 298.0 356.7 0.01 33 117 15744 -76.9 -82.9 38 6.0 -76.9 146 14 362.5 362.5 299.2 362.5 0.00 34 103 16465 -82.7 -86.1 56 3.4 -82.7 100 17 364.8 364.8 299.6 364.9 0.00 35 100 16630 -82.7 -85.9 58 3.2 -82.7 90 21 367.9 367.9 300.2 368.0 0.00 TRP 103 16465 -82.7 -86.1 56 3.4 -82.7 100 17 364.8 364.8 299.6 364.9 0.00 WND Sounding variables and indices 1000-500 mb thick: 5792.00 m Freezing level: 555.55 mb = 5061.60 m = 16606.10 ft Wetbulb zero: 598.07 mb = 4457.33 m = 14623.60 ft Precipitable water: 2.44 inches Sfc-500 mean rel hum: 77.39 % Est. max temperature: 32.78 C = 91.01 F Sfc-Lift cond lev (LCL): 992.95 mb = 160.71 m = 527.26 ft T: 26.00 C 700-500 lapse rate: 5.76 C/km ThetaE index: 19.53 C Layer 925.0- 760.0 mb Conv cond level (CCL): 933.50 mb = 705.54 m = 2314.74 ft Mean mixing ratio: 19.63 g/kg Conv temperature: 30.07 C = 86.13 F Cap Strength: 0.33 C Lifted Index: -6.18 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -4.79 C Lifted Index @700 mb: -3.31 C Showalter Index: -2.19 C Risk: Severe thunderstorms possible Total Totals Index: 47.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.50 C Cross Totals Index: 22.60 C K Index: 39.20 Risk: > 80 % chance of thunderstorms Sweat Index: 275.00 Risk: None Energy Index: -2.29 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2383.69 J/kg Max Up Vert Vel: 69.05 m/s Conv Inhibition (B-): 3.40 J/kg Cap Strength: 0.33 C Lift Cond Lev (LCL): 952.06 mb = 532.41 m = 1746.72 ft Lev Free Conv (LFC): 907.06 mb = 956.04 m = 3136.58 ft Equ Level (EL): 127.06 mb = 15260.47 m = 50066.55 ft B at Equ Level: 2369.90 J/kg Wind level data Storm motion: 132 at 16 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 7 225 3 2.1 2.1 | 302 16 14.1 -8.6 1 1000 98 170 1 -0.2 1.0 | 310 15 11.8 -9.8 2 925 786 75 23 -22.2 -6.0 | 32 20 -10.3 -16.7 3 850 1520 100 25 -24.6 4.3 | 63 14 -12.7 -6.4 4 700 3164 100 19 -18.7 3.3 | 42 10 -6.8 -7.5 5 500 5890 115 27 -24.5 11.4 | 93 13 -12.5 0.6 6 400 7610 115 13 -11.8 5.5 | 358 5 0.2 -5.3 7 300 9730 140 23 -14.8 17.6 | 157 7 -2.8 6.9 8 250 11010 145 15 -8.6 12.3 | 245 4 3.3 1.5 9 200 12490 135 21 -14.8 14.8 | 145 5 -2.9 4.1 10 150 14280 235 7 5.7 4.0 | 291 19 17.7 -6.7 11 103 16465 100 17 -16.7 3.0 | 32 9 -4.8 -7.8 12 100 16630 90 21 -21.0 0.0 | 40 14 -9.1 -10.8 Wind Parameters Mean winds (0-6000m): 102.0 at 21.4 knts Storm direction: 132.0 at 16.1 knts Shear (0-3000m) pos: 1.2 neg: 3.9 tot: 5.1 10-3/s Storm rel Dir Shear (0-3000m): 103.3 deg Storm rel helicity (0-3000m) pos: 62.9 neg: -19.4 tot: 43.5 m^2/s^2 ave: 14.5 10^-3 m/s^2 rel: 0.31 Storm rel vorticity (0-3000m) horiz: 8.3 stream: 2.6 10^-3/s Energy-Hel index: 0.94 Bulk Rich Number: 76.69 Bulk Shear: 31.08 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 ------------------------------------------------------------------------------- 500 120 7 320 10| 0.0 15.9 15.9| 17.9 -4.5 13.4 26.8 0.42| 18.2 7.7 1000 79 14 6 14| 0.0 13.4 13.4| 35.8 -7.8 28.0 28.0 0.35| 18.4 6.4 1500 85 17 23 13| 2.5 8.9 11.4| 62.9 -7.8 55.1 36.7 0.44| 14.8 6.4 2000 90 19 33 13| 1.8 6.7 8.5| 62.9 -11.2 51.7 25.9 0.40| 11.5 4.6 2500 92 20 37 13| 1.5 5.0 6.5| 62.9 -15.3 47.6 19.0 0.35| 9.6 3.4 3000 94 20 40 12| 1.2 3.9 5.1| 62.9 -19.4 43.5 14.5 0.31| 8.3 2.6 4000 96 20 42 12| 1.2 2.9 4.1| 70.4 -20.3 50.1 12.5 0.34| 6.7 2.3 5000 99 20 47 11| 1.3 2.3 3.6| 80.5 -20.3 60.2 12.0 0.38| 5.7 2.2 6000 102 21 55 11| 1.3 1.9 3.2| 90.1 -21.3 68.8 11.5 0.40| 5.1 2.0 Wrote GIF file: /home/apache/climate/data/raob//VVDN/skewt/VVDN.skewt.20251016.00.gif