UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110900.upa.cvt Date: 0000Z 9 NOV 25 Searching for VV839... Searching the city database file for: VV839 ... Date:0000Z 9 NOV 25 Station: VV839 WMO ident: 48839 Latitude: 20.13 Longitude: 107.72 ------------------------------------------------------------------------------- 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 1012 10 25.6 24.5 94 1.1 24.8 75 9 297.7 301.3 297.5 354.3 19.47 1 1000 114 24.6 23.9 96 0.7 24.1 80 15 297.8 301.2 297.3 352.9 19.00 2 925 797 22.2 19.2 83 3.0 20.1 95 11 302.0 304.8 296.0 347.2 15.31 3 850 1530 17.6 16.4 93 1.2 16.8 105 9 304.6 307.2 295.8 346.2 13.94 4 715 2993 9.4 9.2 99 0.2 9.3 176 13 311.0 312.9 294.9 342.5 10.28 5 709 3063 10.8 7.2 78 3.6 8.6 180 13 313.3 315.0 294.6 341.3 9.03 6 700 3170 10.6 6.5 76 4.1 8.1 185 13 314.2 315.9 294.7 341.4 8.71 7 687 3326 10.2 5.2 71 5.0 7.2 183 12 315.5 317.0 294.6 340.9 8.10 8 658 3685 9.2 4.5 72 4.7 6.4 179 11 318.3 319.8 295.2 343.8 8.06 9 638 3941 7.4 4.7 83 2.7 5.8 175 10 319.0 320.7 295.7 345.8 8.43 10 544 5239 0.0 -9.0 51 9.0 -4.1 159 4 325.1 325.8 293.6 337.0 3.56 11 501 5894 -4.7 -8.7 74 4.0 -6.5 150 1 327.1 327.9 294.4 340.4 3.96 12 500 5910 -4.7 -9.7 68 5.0 -7.0 150 1 327.3 328.0 294.2 339.6 3.66 13 466 6459 -8.3 -16.3 52 8.0 -11.3 155 5 329.5 330.0 293.7 337.4 2.30 14 437 6954 -10.3 -29.3 19 19.0 -15.2 159 8 333.1 333.2 293.3 335.9 0.77 15 430 7078 -10.1 -39.1 7 29.0 -16.0 160 9 334.9 334.9 293.3 336.0 0.30 16 400 7630 -13.9 -31.9 20 18.0 -18.1 165 13 336.9 337.1 294.1 339.4 0.66 17 378 8058 -17.7 -28.7 38 11.0 -20.4 163 16 337.4 337.6 294.6 340.9 0.95 18 354 8547 -20.9 -42.9 12 22.0 -24.2 161 19 339.5 339.5 294.4 340.5 0.24 19 320 9286 -27.3 -45.3 16 18.0 -29.5 157 24 340.6 340.6 294.7 341.4 0.21 20 300 9750 -29.5 -61.5 3 32.0 -31.8 155 27 343.8 343.8 295.3 343.9 0.03 21 298 9797 -29.5 -61.5 3 32.0 -31.8 156 27 344.5 344.5 295.4 344.6 0.03 22 259 10777 -36.1 -60.1 7 24.0 -37.5 167 24 348.8 348.9 296.4 349.0 0.04 23 250 11020 -38.1 -64.1 5 26.0 -39.4 170 23 349.4 349.4 296.5 349.5 0.03 24 200 12520 -50.7 -65.7 15 15.0 -51.1 235 17 352.5 352.5 297.2 352.6 0.03 25 191 12818 -53.1 -68.1 15 15.0 -53.4 223 20 353.3 353.3 297.4 353.4 0.02 26 170 13558 -59.9 -66.9 40 7.0 -60.0 193 28 354.0 354.0 297.5 354.1 0.03 27 150 14330 -65.3 -76.3 20 11.0 -65.4 160 36 357.6 357.6 298.2 357.6 0.01 28 142 14660 -67.7 -81.7 12 14.0 -67.8 161 32 359.0 359.0 298.5 359.1 0.00 29 130 15185 -71.5 -83.5 15 12.0 -71.5 162 26 361.4 361.4 299.0 361.4 0.00 30 100 16680 -84.3 -88.6 46 4.3 -84.3 165 9 364.9 364.9 299.6 364.9 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5796.00 m Freezing level: 544.00 mb = 5238.69 m = 17187.11 ft Wetbulb zero: 583.30 mb = 4670.72 m = 15323.68 ft Precipitable water: 2.30 inches Sfc-500 mean rel hum: 80.27 % Est. max temperature: 32.05 C = 89.69 F Sfc-Lift cond lev (LCL): 996.41 mb = 145.50 m = 477.35 ft T: 24.49 C 700-500 lapse rate: 5.58 C/km ThetaE index: 13.01 C Layer 1000.0- 700.0 mb Conv cond level (CCL): 896.00 mb = 1073.17 m = 3520.84 ft Mean mixing ratio: 17.13 g/kg Conv temperature: 30.87 C = 87.57 F Cap Strength: 1.44 C Lifted Index: -1.79 C Risk: Thunderstorms probable Lifted Index @300 mb: -1.22 C Lifted Index @700 mb: -0.03 C Showalter Index: -0.33 C Risk: Thunderstorms probable Total Totals Index: 43.40 C Risk: None Vertical Totals Index: 22.30 C Cross Totals Index: 21.10 C K Index: 34.60 Risk: 60-80 % chance of thunderstorms Sweat Index: 215.80 Risk: None Energy Index: -1.30 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 376.52 J/kg Max Up Vert Vel: 27.44 m/s Conv Inhibition (B-): 20.02 J/kg Cap Strength: 1.43 C Lift Cond Lev (LCL): 936.37 mb = 689.93 m = 2263.53 ft Lev Free Conv (LFC): 851.37 mb = 1516.00 m = 4973.68 ft Equ Level (EL): 691.37 mb = 3273.46 m = 10739.56 ft B at Equ Level: 75.89 J/kg Max Parcel Lev (MPL): 151.37 mb = 14273.74 m = 46829.27 ft Wind level data Storm motion: 176 at 7 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 1012 10 75 9 -8.7 -2.3 | 42 12 -8.2 -9.1 1 1000 114 80 15 -14.8 -2.6 | 57 17 -14.3 -9.4 2 925 797 95 11 -11.0 1.0 | 61 12 -10.5 -5.8 3 850 1530 105 9 -8.7 2.3 | 61 9 -8.2 -4.5 4 700 3170 185 13 1.1 13.0 | 195 6 1.6 6.2 5 500 5910 150 1 -0.5 0.9 | 0 6 -0.0 -5.9 6 400 7630 165 13 -3.4 12.6 | 153 6 -2.9 5.8 7 300 9750 155 27 -11.4 24.5 | 148 21 -10.9 17.7 8 250 11020 170 23 -4.0 22.7 | 167 16 -3.5 15.9 9 200 12520 235 17 13.9 9.8 | 258 15 14.4 3.0 10 150 14330 160 36 -12.3 33.8 | 156 30 -11.8 27.0 11 100 16680 165 9 -2.3 8.7 | 136 3 -1.9 1.9 Wind Parameters Mean winds (0-6000m): 146.0 at 9.1 knts Storm direction: 176.0 at 6.8 knts Shear (0-3000m) pos: 2.9 neg: 0.0 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 136.6 deg Storm rel helicity (0-3000m) pos: 42.4 neg: -0.1 tot: 42.4 m^2/s^2 ave: 14.1 10^-3 m/s^2 rel: 0.66 Storm rel vorticity (0-3000m) horiz: 4.8 stream: 3.1 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 18.61 Bulk Shear: 20.23 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 83 13 57 15| 4.6 0.0 4.6| 17.7 0.0 17.7 35.4 0.52| 9.1 4.8 1000 87 12 58 14| 2.1 0.0 2.1| 18.9 0.0 18.9 18.9 0.42| 6.1 2.6 1500 91 12 59 13| 1.6 0.0 1.6| 19.0 -0.1 19.0 12.6 0.37| 4.7 1.7 2000 96 11 62 12| 2.2 0.0 2.2| 27.2 -0.1 27.1 13.5 0.49| 4.6 2.2 2500 105 11 69 11| 2.7 0.0 2.7| 34.8 -0.1 34.7 13.9 0.58| 4.6 2.7 3000 116 11 78 10| 2.9 0.0 2.9| 42.4 -0.1 42.4 14.1 0.66| 4.8 3.1 4000 133 11 97 8| 2.1 0.3 2.4| 45.0 -2.0 43.0 10.8 0.54| 4.3 2.3 5000 141 10 102 6| 1.7 0.7 2.4| 45.0 -3.4 41.6 8.3 0.39| 3.9 1.5 6000 146 9 99 5| 1.4 0.9 2.3| 45.5 -5.3 40.2 6.7 0.31| 3.7 1.1 Wrote GIF file: /home/apache/climate/data/raob//VV839/skewt/VV839.skewt.20251109.00.gif