UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042912.upa.cvt Date: 1200Z 29 APR 25 Searching for LFKJ... Searching the city database file for: LFKJ ... Date:1200Z 29 APR 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 1021 9 21.0 15.0 69 6.0 17.1 205 7 292.4 294.3 289.5 322.4 10.55 1 1000 179 18.0 12.0 68 6.0 14.3 230 3 291.1 292.7 287.5 316.2 8.84 2 925 841 13.4 8.5 72 4.9 10.6 275 3 293.0 294.4 287.0 314.7 7.54 3 850 1548 9.4 3.4 66 6.0 6.2 120 11 296.0 297.0 286.4 312.8 5.75 4 700 3123 -2.9 -5.3 83 2.4 -3.9 135 17 299.3 299.9 285.5 310.4 3.68 5 500 5710 -20.1 -33.1 30 13.0 -22.2 95 1 308.5 308.6 285.4 310.2 0.47 6 400 7320 -32.7 -45.7 26 13.0 -33.7 335 1 312.5 312.5 286.4 313.1 0.16 7 300 9280 -47.7 -57.7 31 10.0 -48.0 305 3 318.1 318.1 288.2 318.3 0.05 8 250 10460 -55.7 -63.7 36 8.0 -55.8 320 7 323.3 323.3 289.8 323.4 0.03 9 233 10906 -57.9 -66.9 31 9.0 -58.0 345 9 326.5 326.5 290.7 326.6 0.02 10 200 11870 -57.5 -71.5 15 14.0 -57.7 310 21 341.7 341.7 294.7 341.8 0.01 11 150 13680 -58.3 -86.3 2 28.0 -58.5 315 25 369.6 369.6 300.5 369.6 0.00 12 100 16230 -58.9 -88.9 1 30.0 -59.2 340 17 413.9 413.9 307.0 413.9 0.00 TRP 233 10906 -57.9 -66.9 31 9.0 -58.0 345 9 326.5 326.5 290.7 326.6 0.02 WND Sounding variables and indices 1000-500 mb thick: 5531.00 m Freezing level: 735.37 mb = 2751.66 m = 9027.64 ft Wetbulb zero: 757.80 mb = 2479.40 m = 8134.41 ft Precipitable water: 0.99 inches Sfc-500 mean rel hum: 65.01 % Est. max temperature: 23.74 C = 74.74 F Sfc-Lift cond lev (LCL): 934.47 mb = 754.49 m = 2475.34 ft T: 14.00 C 700-500 lapse rate: 6.65 C/km ThetaE index: 12.24 C Layer 1000.0- 400.0 mb Conv cond level (CCL): 841.80 mb = 1626.67 m = 5336.77 ft Mean mixing ratio: 8.46 g/kg Conv temperature: 24.79 C = 76.61 F Cap Strength: 2.09 C Lifted Index: -1.55 C Risk: Thunderstorms probable Lifted Index @300 mb: 1.73 C Lifted Index @700 mb: -1.69 C Showalter Index: 0.45 C Risk: Thunderstorms probable Total Totals Index: 53.00 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 29.50 C Cross Totals Index: 23.50 C K Index: 30.50 Risk: 60-80 % chance of thunderstorms Sweat Index: 143.80 Risk: None Energy Index: -0.54 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 313.26 J/kg Max Up Vert Vel: 25.03 m/s Conv Inhibition (B-): 68.40 J/kg Cap Strength: 2.09 C Lift Cond Lev (LCL): 893.83 mb = 1127.58 m = 3699.38 ft Lev Free Conv (LFC): 768.83 mb = 2362.15 m = 7749.74 ft Equ Level (EL): 348.83 mb = 8252.53 m = 27074.89 ft B at Equ Level: 311.36 J/kg Max Parcel Lev (MPL): 238.83 mb = 10749.59 m = 35267.24 ft Wind level data Storm motion: 163 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 1021 9 205 7 3.0 6.3 | 271 5 4.9 -0.1 1 1000 179 230 3 2.3 1.9 | 317 6 4.2 -4.5 2 925 841 275 3 3.0 -0.3 | 324 8 4.9 -6.7 3 850 1548 120 11 -9.5 5.5 | 83 8 -7.6 -0.9 4 700 3123 135 17 -12.0 12.0 | 119 12 -10.1 5.6 5 500 5710 95 1 -1.0 0.1 | 352 6 0.9 -6.3 6 400 7320 335 1 0.4 -0.9 | 342 8 2.3 -7.3 7 300 9280 305 3 2.5 -1.7 | 332 9 4.4 -8.1 8 250 10460 320 7 4.5 -5.4 | 331 13 6.4 -11.8 9 233 10906 345 9 2.3 -8.7 | 344 16 4.2 -15.1 10 200 11870 310 21 16.1 -13.5 | 318 27 18.0 -19.9 11 150 13680 315 25 17.7 -17.7 | 321 31 19.6 -24.1 12 100 16230 340 17 5.8 -16.0 | 341 24 7.7 -22.4 Wind Parameters Mean winds (0-6000m): 133.5 at 8.9 knts Storm direction: 163.5 at 6.7 knts Shear (0-3000m) pos: 0.3 neg: 2.5 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): -154.1 deg Storm rel helicity (0-3000m) pos: 20.8 neg: -18.9 tot: 1.9 m^2/s^2 ave: 0.6 10^-3 m/s^2 rel: -0.18 Storm rel vorticity (0-3000m) horiz: 5.9 stream: -1.1 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 24.11 Bulk Shear: 12.99 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 ------------------------------------------------------------------------------- 500 228 4 310 6| 5.6 0.0 5.6| 6.7 0.0 6.7 13.5 0.82| 5.9 4.8 1000 242 4 314 7| 2.8 1.1 3.9| 7.9 -5.8 2.0 2.0 0.24| 5.1 1.2 1500 187 5 301 3| 1.9 4.3 6.1| 7.9 -17.4 -9.5 -6.3 -0.40| 9.0 -3.7 2000 142 7 61 2| 1.4 3.8 5.2| 11.1 -18.9 -7.8 -3.9 -0.34| 7.6 -2.6 2500 135 8 79 4| 0.7 3.0 3.8| 15.6 -18.9 -3.3 -1.3 -0.25| 6.6 -1.7 3000 134 9 92 5| 0.3 2.5 2.9| 20.8 -18.9 1.9 0.6 -0.18| 5.9 -1.1 4000 133 11 98 6| 0.2 1.5 1.7| 22.0 -32.4 -10.4 -2.6 -0.27| 5.3 -1.4 5000 132 10 94 6| 0.2 0.8 1.0| 22.0 -43.4 -21.4 -4.3 -0.36| 4.9 -1.8 6000 133 9 87 5| 0.2 0.5 0.7| 22.0 -50.3 -28.3 -4.7 -0.41| 4.5 -1.9 Wrote GIF file: /home/apache/climate/data/raob//LFKJ/skewt/LFKJ.skewt.20250429.12.gif