UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120812.upa.cvt Date: 1200Z 8 DEC 25 Searching for LFKJ... Searching the city database file for: LFKJ ... Date:1200Z 8 DEC 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 1020 9 17.4 12.7 74 4.7 14.6 210 3 288.9 290.5 286.9 314.4 9.07 1 1000 171 14.8 11.9 83 2.9 13.1 225 5 288.0 289.5 286.2 312.5 8.78 2 925 828 13.0 5.0 58 8.0 8.7 360 1 292.6 293.7 285.2 309.7 5.91 3 850 1533 10.0 -2.0 43 12.0 4.3 320 7 296.6 297.3 284.7 308.2 3.88 4 700 3129 2.8 -22.2 14 25.0 -4.8 315 19 305.6 305.8 284.8 308.6 0.92 5 500 5750 -16.1 -20.6 68 4.5 -17.3 295 11 313.4 313.7 288.2 318.3 1.48 6 400 7390 -28.3 -37.3 42 9.0 -29.5 345 17 318.2 318.3 288.6 319.6 0.39 7 300 9400 -42.7 -60.7 12 18.0 -43.3 290 31 325.2 325.2 290.3 325.3 0.04 8 250 10600 -53.5 -65.5 22 12.0 -53.7 290 21 326.5 326.5 290.7 326.6 0.02 9 200 12000 -65.3 -71.3 43 6.0 -65.4 285 19 329.3 329.4 291.5 329.4 0.01 10 171 12931 -72.7 -78.7 40 6.0 -72.7 270 17 332.2 332.2 292.3 332.2 0.00 11 150 13700 -70.5 -76.5 41 6.0 -70.5 305 19 348.6 348.6 296.3 348.7 0.01 12 100 16140 -64.5 -92.5 1 28.0 -64.7 310 23 403.1 403.1 305.6 403.1 0.00 TRP 171 12931 -72.7 -78.7 40 6.0 -72.7 270 17 332.2 332.2 292.3 332.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5579.00 m Freezing level: 670.37 mb = 3517.30 m = 11539.55 ft Wetbulb zero: 779.03 mb = 2249.71 m = 7380.85 ft Precipitable water: 0.72 inches Sfc-500 mean rel hum: 43.00 % Est. max temperature: 24.04 C = 75.28 F Sfc-Lift cond lev (LCL): 951.09 mb = 593.63 m = 1947.59 ft T: 13.64 C 700-500 lapse rate: 7.21 C/km ThetaE index: 6.20 C Layer 1000.0- 700.0 mb Conv cond level (CCL): 754.20 mb = 2515.97 m = 8254.39 ft Mean mixing ratio: 7.57 g/kg Conv temperature: 30.70 C = 87.27 F Cap Strength: 6.18 C Lifted Index: 5.27 C Risk: None Lifted Index @300 mb: 9.96 C Lifted Index @700 mb: 6.18 C Showalter Index: 7.38 C Risk: None Total Totals Index: 40.20 C Risk: None Vertical Totals Index: 26.10 C Cross Totals Index: 14.10 C K Index: -0.90 Risk: None Sweat Index: 25.00 Risk: None Energy Index: 2.14 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.91 J/kg Max Up Vert Vel: 4.22 m/s Conv Inhibition (B-): 7391.39 J/kg Cap Strength: 6.14 C Lift Cond Lev (LCL): 898.09 mb = 1074.12 m = 3523.96 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 339 at 9 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 1020 9 210 3 1.5 2.6 | 171 11 -1.6 10.7 1 1000 171 225 5 3.5 3.5 | 182 12 0.4 11.6 2 925 828 360 1 -0.0 -1.0 | 156 8 -3.1 7.1 3 850 1533 320 7 4.5 -5.4 | 207 3 1.4 2.7 4 700 3129 315 19 13.4 -13.4 | 297 12 10.3 -5.4 5 500 5750 295 11 10.0 -4.6 | 243 8 6.9 3.4 6 400 7390 345 17 4.4 -16.4 | 351 8 1.3 -8.3 7 300 9400 290 31 29.1 -10.6 | 276 26 26.0 -2.5 8 250 10600 290 21 19.7 -7.2 | 267 17 16.6 0.9 9 200 12000 285 19 18.4 -4.9 | 258 16 15.2 3.2 10 171 12931 270 17 17.0 -0.0 | 240 16 13.9 8.1 11 150 13700 305 19 15.6 -10.9 | 283 13 12.5 -2.8 12 100 16140 310 23 17.6 -14.8 | 295 16 14.5 -6.7 Wind Parameters Mean winds (0-6000m): 309.0 at 11.5 knts Storm direction: 339.0 at 8.6 knts Shear (0-3000m) pos: 0.9 neg: 2.8 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): 125.2 deg Storm rel helicity (0-3000m) pos: 18.5 neg: -7.2 tot: 11.4 m^2/s^2 ave: 3.8 10^-3 m/s^2 rel: 0.30 Storm rel vorticity (0-3000m) horiz: 4.7 stream: 1.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.57 Bulk Shear: 15.66 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 ------------------------------------------------------------------------------- 500 238 4 182 10| 4.1 0.0 4.1| 7.8 -2.4 5.4 10.7 0.21| 7.3 1.5 1000 237 3 176 10| 2.7 0.0 2.7| 7.8 -7.2 0.6 0.6 -0.10| 5.8 -0.6 1500 285 4 182 7| 1.8 1.6 3.4| 10.6 -7.2 3.4 2.3 0.11| 5.6 0.6 2000 304 5 189 5| 1.3 2.2 3.5| 13.5 -7.2 6.3 3.1 0.27| 5.2 1.4 2500 310 6 203 4| 1.1 2.5 3.6| 16.2 -7.2 9.0 3.6 0.31| 4.9 1.5 3000 312 8 226 4| 0.9 2.8 3.6| 18.5 -7.2 11.4 3.8 0.30| 4.7 1.4 4000 312 10 257 5| 0.7 1.9 2.5| 18.9 -15.4 3.6 0.9 0.18| 4.1 0.7 5000 311 11 263 6| 0.5 1.2 1.7| 18.9 -23.3 -4.4 -0.9 0.06| 3.6 0.2 6000 309 12 262 6| 0.6 0.9 1.4| 22.1 -28.3 -6.2 -1.0 0.04| 3.4 0.1 Wrote GIF file: /home/apache/climate/data/raob//LFKJ/skewt/LFKJ.skewt.20251208.12.gif