UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101700.upa.cvt Date: 0000Z 17 OCT 25 Searching for VVDN... Searching the city database file for: VVDN ... Date:0000Z 17 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 1011 7 28.8 25.3 81 3.5 26.2 45 1 301.0 304.8 299.0 361.4 20.48 1 1000 108 28.0 24.5 81 3.5 25.4 45 7 301.1 304.8 298.5 359.3 19.71 2 925 797 22.6 21.5 94 1.1 21.8 55 19 302.4 305.7 297.7 354.8 17.72 3 908 959 21.2 20.6 96 0.6 20.8 56 19 302.6 305.7 297.3 353.1 17.06 4 850 1531 18.2 16.5 90 1.7 17.0 60 19 305.2 307.8 296.0 347.2 14.03 5 730 2823 11.6 8.3 80 3.3 9.5 72 21 311.6 313.4 294.5 340.7 9.46 6 700 3174 10.6 3.6 62 7.0 6.5 75 21 314.2 315.6 293.4 336.5 7.10 7 673 3501 8.6 0.6 57 8.0 4.2 77 20 315.5 316.7 292.9 334.4 5.95 8 671 3525 8.4 0.4 57 8.0 4.0 78 20 315.6 316.7 292.9 334.2 5.88 9 663 3624 8.6 -11.4 23 20.0 -0.0 78 20 316.9 317.4 290.2 324.8 2.41 10 655 3725 8.2 -14.8 18 23.0 -1.0 79 19 317.5 317.9 289.9 323.7 1.85 11 634 3993 6.0 0.0 65 6.0 2.7 81 19 318.0 319.2 293.6 337.3 6.05 12 625 4110 5.4 -1.6 61 7.0 1.7 82 18 318.6 319.7 293.3 336.1 5.45 13 621 4162 5.4 -12.6 26 18.0 -2.1 82 18 319.2 319.7 290.9 327.0 2.34 14 605 4375 4.2 -3.8 56 8.0 0.1 84 18 320.2 321.1 293.2 335.7 4.78 15 595 4511 3.6 -7.4 44 11.0 -1.6 85 17 321.1 321.8 292.6 333.2 3.69 16 555 5072 -0.7 -2.3 89 1.6 -1.6 89 15 322.4 323.6 294.7 341.4 5.83 17 524 5529 -2.7 -7.6 69 4.9 -5.0 92 14 325.4 326.2 294.1 339.1 4.12 18 513 5698 -3.5 -16.5 36 13.0 -8.4 93 14 326.4 326.8 292.6 333.4 2.05 19 508 5775 -4.1 -10.1 63 6.0 -6.7 94 13 326.6 327.2 293.9 338.3 3.49 20 500 5900 -5.1 -12.1 58 7.0 -8.0 95 13 326.8 327.4 293.6 337.1 3.02 21 495 5979 -5.5 -17.5 38 12.0 -9.9 93 13 327.3 327.7 292.8 334.0 1.95 22 482 6188 -6.9 -13.9 57 7.0 -9.7 88 12 328.0 328.6 293.6 337.3 2.71 23 453 6670 -10.3 -18.3 52 8.0 -13.0 75 9 329.7 330.1 293.4 336.6 2.00 24 448 6755 -10.5 -24.5 31 14.0 -14.6 73 9 330.5 330.7 293.0 334.7 1.17 25 436 6964 -11.7 -20.7 47 9.0 -14.6 67 8 331.5 331.8 293.7 337.5 1.69 26 425 7160 -12.7 -22.7 43 10.0 -15.7 62 7 332.7 333.0 293.8 337.9 1.45 27 410 7433 -15.5 -18.0 81 2.5 -16.3 55 6 332.5 332.9 294.4 340.4 2.26 28 407 7489 -15.7 -16.1 97 0.4 -15.9 53 6 332.9 333.5 294.8 342.2 2.68 29 400 7620 -16.1 -17.6 88 1.5 -16.6 50 5 334.1 334.6 294.9 342.5 2.40 30 385 7907 -17.3 -22.3 65 5.0 -18.8 33 6 336.2 336.5 294.8 342.1 1.66 31 371 8183 -18.9 -25.9 54 7.0 -20.7 17 6 337.6 337.9 294.8 342.2 1.25 32 343 8761 -23.5 -24.7 90 1.2 -23.8 343 7 339.0 339.3 295.4 344.5 1.51 33 328 9087 -24.5 -29.5 63 5.0 -25.6 324 8 342.0 342.2 295.7 345.8 1.01 34 326 9131 -24.5 -30.5 57 6.0 -25.8 321 8 342.6 342.8 295.8 346.1 0.93 35 300 9730 -29.3 -33.5 67 4.2 -30.0 285 9 344.1 344.2 296.0 347.0 0.75 36 298 9778 -29.7 -33.7 68 4.0 -30.4 287 9 344.2 344.3 296.0 347.0 0.74 37 274 10374 -34.5 -61.5 5 27.0 -36.1 315 11 345.6 345.6 295.7 345.7 0.04 38 250 11010 -39.7 -61.7 8 22.0 -40.8 345 13 347.0 347.1 296.0 347.2 0.04 39 238 11343 -42.3 -62.3 9 20.0 -43.2 338 13 348.0 348.0 296.3 348.2 0.04 40 236 11400 -42.9 -57.9 18 15.0 -43.6 337 13 348.0 348.0 296.3 348.3 0.07 41 235 11429 -43.3 -48.1 59 4.8 -43.6 337 13 347.8 347.8 296.3 348.7 0.21 42 229 11602 -44.5 -48.2 66 3.7 -44.7 333 13 348.5 348.6 296.5 349.4 0.21 43 212 12112 -49.3 -51.9 74 2.6 -49.4 323 13 348.8 348.9 296.5 349.5 0.15 44 207 12267 -50.5 -59.5 34 9.0 -50.8 320 13 349.3 349.4 296.5 349.6 0.06 45 200 12490 -52.5 -58.5 48 6.0 -52.7 315 13 349.6 349.6 296.6 349.9 0.07 46 192 12753 -54.9 -61.9 42 7.0 -55.1 323 13 349.9 349.9 296.7 350.1 0.05 47 173 13411 -60.1 -64.9 53 4.8 -60.2 343 13 351.9 351.9 297.1 352.0 0.04 48 150 14290 -65.7 -76.7 20 11.0 -65.8 10 13 356.9 356.9 298.1 356.9 0.01 49 149 14331 -66.1 -77.1 20 11.0 -66.2 12 13 356.9 356.9 298.1 356.9 0.01 50 127 15279 -74.1 -80.1 39 6.0 -74.1 49 13 359.1 359.1 298.5 359.2 0.01 51 100 16650 -80.1 -84.2 50 4.1 -80.1 105 13 373.0 373.0 301.1 373.0 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5792.00 m Freezing level: 561.51 mb = 4980.24 m = 16339.18 ft Wetbulb zero: 663.08 mb = 3623.33 m = 11887.42 ft Precipitable water: 2.26 inches Sfc-500 mean rel hum: 72.33 % Est. max temperature: 32.51 C = 90.51 F Sfc-Lift cond lev (LCL): 961.56 mb = 454.44 m = 1490.92 ft T: 25.28 C 700-500 lapse rate: 5.76 C/km ThetaE index: 37.69 C Layer 1000.0- 634.0 mb Conv cond level (CCL): 921.28 mb = 832.19 m = 2730.24 ft Mean mixing ratio: 18.67 g/kg Conv temperature: 30.26 C = 86.46 F Cap Strength: 0.50 C Lifted Index: -4.53 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -4.59 C Lifted Index @700 mb: -1.84 C Showalter Index: -1.14 C Risk: Thunderstorms probable Total Totals Index: 44.90 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.30 C Cross Totals Index: 21.60 C K Index: 32.80 Risk: 60-80 % chance of thunderstorms Sweat Index: 249.00 Risk: None Energy Index: -2.00 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1925.95 J/kg Max Up Vert Vel: 62.06 m/s Conv Inhibition (B-): 0.96 J/kg Cap Strength: 0.50 C Lift Cond Lev (LCL): 930.33 mb = 746.24 m = 2448.28 ft Lev Free Conv (LFC): 915.33 mb = 888.81 m = 2916.00 ft Equ Level (EL): 145.33 mb = 14478.73 m = 47501.82 ft B at Equ Level: 1921.85 J/kg Wind level data Storm motion: 102 at 13 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 1011 7 45 1 -0.7 -0.7 | 286 12 12.0 -3.5 1 1000 108 45 7 -4.9 -4.9 | 315 11 7.8 -7.7 2 925 797 55 19 -15.6 -10.9 | 12 14 -2.9 -13.7 3 850 1531 60 19 -16.5 -9.5 | 17 13 -3.7 -12.3 4 700 3174 75 21 -20.3 -5.4 | 43 11 -7.6 -8.2 5 500 5900 95 13 -13.0 1.1 | 8 2 -0.2 -1.6 6 400 7620 50 5 -3.8 -3.2 | 304 11 8.9 -6.0 7 300 9730 285 9 8.7 -2.3 | 283 22 21.4 -5.1 8 250 11010 345 13 3.4 -12.6 | 314 22 16.1 -15.3 9 200 12490 315 13 9.2 -9.2 | 299 25 21.9 -12.0 10 150 14290 10 13 -2.3 -12.8 | 326 19 10.5 -15.6 11 100 16650 105 13 -12.6 3.4 | 194 1 0.2 0.6 Wind Parameters Mean winds (0-6000m): 72.3 at 17.3 knts Storm direction: 102.3 at 13.0 knts Shear (0-3000m) pos: 3.4 neg: 0.0 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): 113.6 deg Storm rel helicity (0-3000m) pos: 72.9 neg: 0.0 tot: 72.9 m^2/s^2 ave: 24.3 10^-3 m/s^2 rel: 0.94 Storm rel vorticity (0-3000m) horiz: 4.3 stream: 4.0 10^-3/s Energy-Hel index: 0.75 Bulk Rich Number: 155.89 Bulk Shear: 12.35 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 49 9 327 11| 13.3 0.0 13.3| 37.7 0.0 37.7 75.4 0.98| 13.5 13.2 1000 53 13 349 11| 9.3 0.0 9.3| 54.7 0.0 54.7 54.7 0.95| 9.7 9.2 1500 55 15 359 11| 6.2 0.0 6.2| 57.6 0.0 57.6 38.4 0.94| 6.8 6.4 2000 57 16 5 12| 4.8 0.0 4.8| 62.6 0.0 62.6 31.3 0.94| 5.5 5.2 2500 59 17 10 12| 4.0 0.0 4.0| 67.8 0.0 67.8 27.1 0.94| 4.8 4.5 3000 62 18 14 11| 3.4 0.0 3.4| 72.9 0.0 72.9 24.3 0.94| 4.3 4.0 4000 66 18 21 11| 2.3 0.0 2.3| 75.6 0.0 75.6 18.9 0.85| 3.7 3.1 5000 69 18 25 10| 1.5 0.0 1.5| 75.6 -0.3 75.3 15.1 0.75| 3.3 2.5 6000 72 17 25 9| 1.0 0.0 1.0| 75.6 -1.6 74.1 12.3 0.62| 3.1 1.9 Wrote GIF file: /home/apache/climate/data/raob//VVDN/skewt/VVDN.skewt.20251017.00.gif