UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101300.upa.cvt Date: 0000Z 13 OCT 25 Searching for VVVH... Searching the city database file for: VVVH ... Date:0000Z 13 OCT 25 Station: VVVH WMO ident: 48845 Latitude: 18.70 Longitude: 105.67 Elevation: 6.00 ------------------------------------------------------------------------------- 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 1009 6 26.4 25.3 94 1.1 25.6 260 1 298.8 302.5 298.4 358.7 20.52 1 1000 86 25.6 24.7 95 0.9 25.0 285 5 298.8 302.4 298.1 357.0 19.96 2 925 772 21.6 21.6 100 0.0 21.6 355 7 301.4 304.7 297.5 353.9 17.83 3 918 838 21.2 21.2 100 0.0 21.2 1 7 301.6 304.9 297.3 353.3 17.52 4 850 1505 18.2 17.3 94 0.9 17.6 60 7 305.2 308.0 296.5 349.4 14.78 5 702 3128 11.2 4.2 62 7.0 7.1 94 5 314.6 316.0 293.7 337.8 7.39 6 700 3152 11.0 4.0 62 7.0 6.9 95 5 314.7 316.1 293.7 337.6 7.30 7 695 3212 10.6 4.6 66 6.0 7.1 95 5 314.9 316.3 294.0 338.9 7.68 8 693 3236 10.8 4.8 66 6.0 7.2 95 5 315.3 316.8 294.3 339.9 7.81 9 680 3394 9.6 7.2 85 2.4 8.1 96 6 315.7 317.5 295.6 345.2 9.42 10 659 3654 8.4 3.5 71 4.9 5.5 98 7 317.2 318.7 294.6 340.9 7.49 11 615 4222 4.2 2.6 89 1.6 3.3 101 10 318.7 320.2 295.0 342.7 7.53 12 553 5080 -1.5 -1.5 100 0.0 -1.5 106 13 321.8 323.0 294.8 341.9 6.21 13 500 5880 -4.7 -8.2 76 3.5 -6.3 110 17 327.3 328.1 294.6 341.1 4.12 14 468 6397 -7.1 -15.1 53 8.0 -10.2 107 16 330.6 331.1 294.1 339.3 2.53 15 436 6944 -10.7 -12.0 90 1.3 -11.2 104 16 332.8 333.5 295.4 344.8 3.50 16 429 7068 -11.3 -18.3 56 7.0 -13.7 103 16 333.6 334.0 294.6 341.0 2.11 17 419 7248 -12.5 -19.5 56 7.0 -14.9 102 15 334.3 334.7 294.6 341.2 1.95 18 400 7600 -14.9 -19.0 71 4.1 -16.3 100 15 335.6 336.1 295.1 343.2 2.13 19 397 7657 -15.3 -18.5 76 3.2 -16.4 100 15 335.8 336.3 295.2 343.8 2.24 20 381 7969 -16.3 -23.3 55 7.0 -18.4 100 16 338.5 338.8 295.3 344.1 1.54 21 366 8271 -18.3 -32.3 28 14.0 -21.4 100 16 339.7 339.9 294.9 342.4 0.69 22 337 8884 -22.9 -27.3 67 4.4 -24.0 100 17 341.6 341.8 295.7 346.1 1.21 23 324 9173 -24.9 -38.9 26 14.0 -27.2 100 18 342.7 342.8 295.3 344.3 0.41 24 300 9730 -29.1 -39.1 37 10.0 -30.6 100 19 344.4 344.5 295.7 346.1 0.43 25 282 10167 -32.5 -40.5 45 8.0 -33.6 103 16 345.6 345.7 296.0 347.2 0.40 26 272 10419 -34.3 -46.3 29 12.0 -35.5 105 15 346.6 346.7 296.1 347.5 0.22 27 265 10600 -36.1 -42.1 54 6.0 -36.8 107 14 346.6 346.6 296.2 348.0 0.36 28 259 10757 -36.7 -51.7 20 15.0 -37.8 108 13 348.0 348.0 296.3 348.5 0.13 29 250 11000 -38.9 -52.9 21 14.0 -39.9 110 11 348.2 348.3 296.4 348.7 0.11 30 220 11864 -46.5 -60.5 19 14.0 -47.0 93 11 349.5 349.5 296.5 349.7 0.05 31 200 12490 -51.9 -60.9 33 9.0 -52.2 80 11 350.6 350.6 296.8 350.8 0.05 32 174 13373 -60.3 -63.5 66 3.2 -60.3 68 12 351.0 351.0 296.9 351.2 0.04 33 150 14280 -68.1 -71.5 62 3.4 -68.1 55 13 352.8 352.8 297.3 352.8 0.02 34 144 14525 -70.3 -72.7 70 2.4 -70.3 62 15 353.1 353.1 297.3 353.2 0.01 35 133 14995 -73.1 -79.1 40 6.0 -73.1 75 18 356.2 356.2 298.0 356.2 0.01 36 129 15174 -72.5 -79.5 34 7.0 -72.5 80 19 360.4 360.4 298.8 360.4 0.01 37 124 15407 -73.3 -83.3 20 10.0 -73.3 86 20 363.1 363.1 299.3 363.1 0.00 38 104 16419 -80.9 -84.5 54 3.6 -80.9 115 27 367.3 367.3 300.1 367.3 0.00 39 100 16640 -81.1 -85.2 50 4.1 -81.1 110 29 371.0 371.0 300.8 371.0 0.00 TRP 104 16419 -80.9 -84.5 54 3.6 -80.9 115 27 367.3 367.3 300.1 367.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5794.00 m Freezing level: 569.32 mb = 4854.40 m = 15926.31 ft Wetbulb zero: 572.52 mb = 4800.07 m = 15748.08 ft Precipitable water: 2.46 inches Sfc-500 mean rel hum: 86.68 % Est. max temperature: 32.35 C = 90.24 F Sfc-Lift cond lev (LCL): 993.51 mb = 143.31 m = 470.16 ft T: 25.27 C 700-500 lapse rate: 5.76 C/km ThetaE index: 21.17 C Layer 1000.0- 695.0 mb Conv cond level (CCL): 947.85 mb = 557.26 m = 1828.27 ft Mean mixing ratio: 18.77 g/kg Conv temperature: 28.19 C = 82.75 F Cap Strength: 0.15 C Lifted Index: -3.61 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.57 C Lifted Index @700 mb: -1.03 C Showalter Index: -1.53 C Risk: Thunderstorms probable Total Totals Index: 44.90 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.90 C Cross Totals Index: 22.00 C K Index: 33.20 Risk: 60-80 % chance of thunderstorms Sweat Index: 238.60 Risk: None Energy Index: -1.68 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1458.81 J/kg Max Up Vert Vel: 54.01 m/s Conv Inhibition (B-): 0.16 J/kg Cap Strength: 0.15 C Lift Cond Lev (LCL): 953.07 mb = 508.94 m = 1669.75 ft Lev Free Conv (LFC): 938.07 mb = 648.53 m = 2127.70 ft Equ Level (EL): 128.07 mb = 15216.71 m = 49922.98 ft B at Equ Level: 1405.75 J/kg Wind level data Storm motion: 121 at 6 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 1009 6 260 1 1.0 0.2 | 296 7 6.6 -3.1 1 1000 86 285 5 4.8 -1.3 | 294 11 10.4 -4.6 2 925 772 355 7 0.6 -7.0 | 329 12 6.2 -10.3 3 850 1505 60 7 -6.1 -3.5 | 4 7 -0.5 -6.8 4 700 3152 95 5 -5.0 0.4 | 348 3 0.6 -2.9 5 500 5880 110 17 -16.0 5.8 | 103 11 -10.4 2.5 6 400 7600 100 15 -14.8 2.6 | 86 9 -9.2 -0.7 7 300 9730 100 19 -18.7 3.3 | 90 13 -13.1 -0.0 8 250 11000 110 11 -10.3 3.8 | 95 5 -4.8 0.4 9 200 12490 80 11 -10.8 -1.9 | 45 7 -5.3 -5.2 10 150 14280 55 13 -10.6 -7.5 | 25 12 -5.1 -10.8 11 104 16419 115 27 -24.5 11.4 | 113 21 -18.9 8.1 12 100 16640 110 29 -27.3 9.9 | 107 23 -21.7 6.6 Wind Parameters Mean winds (0-6000m): 90.8 at 8.7 knts Storm direction: 120.8 at 6.5 knts Shear (0-3000m) pos: 1.1 neg: 0.0 tot: 1.1 10-3/s Storm rel Dir Shear (0-3000m): 57.1 deg Storm rel helicity (0-3000m) pos: 38.8 neg: -1.2 tot: 37.6 m^2/s^2 ave: 12.5 10^-3 m/s^2 rel: 0.53 Storm rel vorticity (0-3000m) horiz: 4.0 stream: 2.1 10^-3/s Energy-Hel index: 0.35 Bulk Rich Number: 62.98 Bulk Shear: 23.16 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 ------------------------------------------------------------------------------- 500 306 5 303 12| 6.1 0.0 6.1| 12.9 -0.3 12.6 25.1 0.47| 8.6 4.0 1000 336 6 318 12| 3.9 0.0 3.9| 29.8 -0.3 29.4 29.4 0.66| 7.3 4.8 1500 359 6 330 11| 2.7 0.0 2.7| 38.6 -0.3 38.3 25.5 0.67| 6.7 4.5 2000 19 6 340 10| 1.9 0.0 1.9| 38.8 -0.3 38.4 19.2 0.63| 5.4 3.4 2500 33 6 346 9| 1.4 0.0 1.4| 38.8 -0.6 38.1 15.3 0.58| 4.6 2.6 3000 43 6 350 8| 1.1 0.0 1.1| 38.8 -1.2 37.6 12.5 0.53| 4.0 2.1 4000 60 6 359 6| 1.2 0.0 1.2| 41.5 -1.3 40.1 10.0 0.57| 3.5 2.0 5000 78 7 17 5| 1.4 0.0 1.4| 45.2 -1.3 43.9 8.8 0.58| 3.3 1.9 6000 91 9 44 4| 1.5 0.0 1.5| 49.5 -1.8 47.7 8.0 0.56| 3.1 1.7 Wrote GIF file: /home/apache/climate/data/raob//VVVH/skewt/VVVH.skewt.20251013.00.gif