UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025080612.upa.cvt Date: 1200Z 6 AUG 25 Searching for LFKJ... Searching the city database file for: LFKJ ... Date:1200Z 6 AUG 25 Station: LFKJ WMO ident: 7761 Latitude: 41.92 Longitude: 8.80 Elevation: 9.00 ------------------------------------------------------------------------------- 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 1016 9 27.4 22.4 74 5.0 23.8 250 11 299.2 302.3 296.4 348.9 17.02 1 925 822 22.8 13.8 57 9.0 16.9 165 9 302.6 304.6 292.9 334.6 10.78 2 850 1552 18.0 9.0 56 9.0 12.4 145 5 305.0 306.6 291.9 330.6 8.50 3 700 3183 6.6 2.5 75 4.1 4.3 225 5 309.8 311.0 291.7 330.0 6.56 4 500 5880 -8.1 -41.1 5 33.0 -14.3 300 17 323.2 323.2 290.0 324.0 0.21 5 400 7570 -19.7 -26.7 54 7.0 -21.4 295 35 329.4 329.6 292.6 333.2 1.08 6 300 9640 -35.5 -45.5 35 10.0 -36.4 280 36 335.3 335.4 293.4 336.2 0.22 7 250 10880 -45.7 -52.7 45 7.0 -46.0 275 42 338.1 338.1 294.0 338.6 0.12 8 200 12330 -56.9 -62.9 47 6.0 -57.0 270 46 342.7 342.7 295.0 342.8 0.04 9 185 12820 -59.0 -67.0 35 8.0 -59.1 265 58 347.0 347.0 296.0 347.1 0.03 10 165 13530 -62.1 -73.1 22 11.0 -62.2 265 50 353.3 353.3 297.4 353.4 0.01 11 150 14120 -60.5 -81.5 5 21.0 -60.7 265 36 365.9 365.9 299.8 365.9 0.00 12 100 16630 -62.7 -91.7 1 29.0 -62.9 275 17 406.6 406.6 306.1 406.6 0.00 TRP 165 13530 -62.1 -73.1 22 11.0 -62.2 265 50 353.3 353.3 297.4 353.4 0.01 WND 185 12820 -59.0 -67.0 35 8.0 -59.1 265 58 347.0 347.0 296.0 347.1 0.03 Sounding variables and indices 1000-500 mb thick: 5733.47 m Freezing level: 610.20 mb = 4393.90 m = 14415.50 ft Wetbulb zero: 653.49 mb = 3734.11 m = 12250.88 ft Precipitable water: 1.56 inches Sfc-500 mean rel hum: 52.28 % Est. max temperature: 32.72 C = 90.89 F Sfc-Lift cond lev (LCL): 945.06 mb = 636.15 m = 2087.07 ft T: 23.85 C 700-500 lapse rate: 5.45 C/km ThetaE index: 24.90 C Layer 925.0- 400.0 mb Conv cond level (CCL): 812.06 mb = 1935.58 m = 6350.24 ft Mean mixing ratio: 13.59 g/kg Conv temperature: 34.41 C = 93.93 F Cap Strength: 3.05 C Lifted Index: -1.73 C Risk: Thunderstorms probable Lifted Index @300 mb: -2.06 C Lifted Index @700 mb: -1.39 C Showalter Index: 2.84 C Risk: Showers probable Total Totals Index: 43.20 C Risk: None Vertical Totals Index: 26.10 C Cross Totals Index: 17.10 C K Index: 31.00 Risk: 60-80 % chance of thunderstorms Sweat Index: 135.00 Risk: None Energy Index: -1.14 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 635.94 J/kg Max Up Vert Vel: 35.66 m/s Conv Inhibition (B-): 103.05 J/kg Cap Strength: 3.05 C Lift Cond Lev (LCL): 873.16 mb = 1319.88 m = 4330.28 ft Lev Free Conv (LFC): 748.16 mb = 2624.02 m = 8608.90 ft Equ Level (EL): 218.16 mb = 11765.14 m = 38599.07 ft B at Equ Level: 632.21 J/kg Max Parcel Lev (MPL): 148.16 mb = 14196.26 m = 46575.09 ft Wind level data Storm motion: 285 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 1016 9 250 11 10.3 3.8 | 215 7 3.8 5.5 1 1000 142 235 11 9.0 6.3 | 197 8 2.5 8.0 2 925 822 165 9 -2.3 8.7 | 140 14 -8.8 10.4 3 850 1552 145 5 -2.9 4.1 | 122 11 -9.4 5.8 4 700 3183 225 5 3.5 3.5 | 151 6 -3.0 5.2 5 500 5880 300 17 14.7 -8.5 | 310 11 8.2 -6.8 6 400 7570 295 35 31.7 -14.8 | 297 28 25.2 -13.1 7 300 9640 280 36 35.5 -6.3 | 279 29 29.0 -4.5 8 250 10880 275 42 41.8 -3.7 | 273 35 35.3 -2.0 9 200 12330 270 46 46.0 -0.0 | 268 40 39.5 1.7 10 185 12820 265 58 57.8 5.1 | 262 52 51.3 6.8 11 165 13530 265 50 49.8 4.4 | 262 44 43.3 6.1 12 150 14120 265 36 35.9 3.1 | 261 30 29.4 4.8 13 100 16630 275 17 16.9 -1.5 | 269 10 10.4 0.2 Wind Parameters Mean winds (0-6000m): 254.7 at 9.0 knts Storm direction: 284.7 at 6.7 knts Shear (0-3000m) pos: 1.0 neg: 2.3 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): -66.7 deg Storm rel helicity (0-3000m) pos: 10.2 neg: -50.0 tot: -39.8 m^2/s^2 ave: -13.3 10^-3 m/s^2 rel: -0.50 Storm rel vorticity (0-3000m) horiz: 4.4 stream: -2.2 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 169.46 Bulk Shear: 3.75 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 ------------------------------------------------------------------------------- 500 225 11 186 9| 0.0 9.6 9.6| 0.0 -20.8 -20.8 -41.6 -0.86| 10.1 -8.7 1000 203 10 166 11| 0.0 7.0 7.0| 0.0 -41.7 -41.7 -41.7 -0.89| 8.5 -7.5 1500 190 9 154 11| 0.0 4.5 4.5| 0.0 -50.0 -50.0 -33.3 -0.87| 6.7 -5.9 2000 184 8 148 11| 0.5 3.4 3.9| 4.2 -50.0 -45.8 -22.9 -0.72| 5.6 -4.0 2500 183 7 146 11| 0.8 2.7 3.5| 8.0 -50.0 -42.0 -16.8 -0.59| 4.9 -2.9 3000 186 7 146 10| 1.0 2.3 3.3| 10.2 -50.0 -39.8 -13.3 -0.50| 4.4 -2.2 4000 199 7 152 9| 1.4 1.7 3.1| 17.2 -50.0 -32.8 -8.2 -0.27| 4.0 -1.1 5000 223 8 170 7| 1.7 1.4 3.1| 27.1 -50.0 -22.9 -4.6 -0.04| 3.9 -0.2 6000 255 9 208 5| 2.0 1.1 3.1| 40.8 -50.8 -9.9 -1.7 0.09| 4.0 0.4 Wrote GIF file: /home/apache/climate/data/raob//LFKJ/skewt/LFKJ.skewt.20250806.12.gif