UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025043000.upa.cvt Date: 0000Z 30 APR 25 Searching for LFKJ... Searching the city database file for: LFKJ ... Date:0000Z 30 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 1020 9 14.6 12.1 85 2.5 13.1 50 7 286.1 287.6 285.4 310.3 8.72 1 1000 171 16.6 11.6 72 5.0 13.6 65 7 289.8 291.3 286.8 314.0 8.60 2 925 834 14.8 8.8 67 6.0 11.3 5 1 294.4 295.8 287.6 316.7 7.70 3 850 1544 10.0 2.0 57 8.0 5.9 130 7 296.6 297.6 286.0 312.0 5.20 4 700 3122 -2.1 -7.1 69 5.0 -4.1 120 13 300.2 300.7 285.3 309.9 3.20 5 500 5700 -20.1 -32.1 33 12.0 -22.1 225 3 308.5 308.6 285.4 310.3 0.52 6 400 7310 -33.9 -41.9 44 8.0 -34.6 170 3 310.9 311.0 285.9 311.8 0.24 7 300 9270 -47.1 -59.1 24 12.0 -47.4 125 3 319.0 319.0 288.5 319.1 0.04 8 250 10450 -53.3 -66.3 19 13.0 -53.5 290 13 326.8 326.8 290.8 326.9 0.02 9 241 10686 -54.5 -67.5 19 13.0 -54.7 295 15 328.5 328.5 291.3 328.5 0.02 10 200 11880 -55.5 -73.5 9 18.0 -55.8 310 31 344.9 344.9 295.5 344.9 0.01 11 150 13700 -58.5 -84.5 2 26.0 -58.7 305 31 369.3 369.3 300.4 369.3 0.00 TRP 241 10686 -54.5 -67.5 19 13.0 -54.7 295 15 328.5 328.5 291.3 328.5 0.02 WND Sounding variables and indices 1000-500 mb thick: 5529.00 m Freezing level: 726.03 mb = 2848.13 m = 9344.15 ft Wetbulb zero: 761.98 mb = 2432.41 m = 7980.26 ft Precipitable water: 0.93 inches Sfc-500 mean rel hum: 58.46 % Est. max temperature: 24.56 C = 76.21 F Sfc-Lift cond lev (LCL): 982.57 mb = 320.52 m = 1051.55 ft T: 16.19 C 700-500 lapse rate: 6.98 C/km ThetaE index: 6.74 C Layer 850.0- 500.0 mb Conv cond level (CCL): 823.63 mb = 1800.11 m = 5905.81 ft Mean mixing ratio: 8.22 g/kg Conv temperature: 25.77 C = 78.39 F Cap Strength: 3.72 C Lifted Index: -0.73 C Risk: Thunderstorms probable Lifted Index @300 mb: 3.27 C Lifted Index @700 mb: -0.24 C Showalter Index: 0.97 C Risk: Thunderstorms probable Total Totals Index: 52.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 30.10 C Cross Totals Index: 22.10 C K Index: 27.10 Risk: 40-60 % chance of thunderstorms Sweat Index: 105.00 Risk: None Energy Index: -0.34 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 181.12 J/kg Max Up Vert Vel: 19.03 m/s Conv Inhibition (B-): 168.34 J/kg Cap Strength: 3.72 C Lift Cond Lev (LCL): 896.38 mb = 1097.86 m = 3601.87 ft Lev Free Conv (LFC): 711.38 mb = 2990.89 m = 9812.51 ft Equ Level (EL): 361.38 mb = 8001.69 m = 26251.94 ft B at Equ Level: 179.15 J/kg Max Parcel Lev (MPL): 281.38 mb = 9684.62 m = 31773.30 ft Wind level data Storm motion: 155 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 1020 9 50 7 -5.4 -4.5 | 17 10 -3.0 -9.5 1 1000 171 65 7 -6.3 -3.0 | 27 9 -4.0 -7.9 2 925 834 5 1 -0.1 -1.0 | 339 6 2.3 -6.0 3 850 1544 130 7 -5.4 4.5 | 81 3 -3.0 -0.5 4 700 3122 120 13 -11.3 6.5 | 100 9 -8.9 1.5 5 500 5700 225 3 2.1 2.1 | 303 5 4.5 -2.9 6 400 7310 170 3 -0.5 3.0 | 318 3 1.9 -2.0 7 300 9270 125 3 -2.5 1.7 | 1 3 -0.1 -3.3 8 250 10450 290 13 12.2 -4.4 | 303 17 14.6 -9.4 9 241 10686 295 15 13.6 -6.3 | 305 20 16.0 -11.3 10 200 11880 310 31 23.7 -19.9 | 314 36 26.1 -24.9 11 150 13700 305 31 25.4 -17.8 | 309 36 27.8 -22.8 Wind Parameters Mean winds (0-6000m): 124.5 at 7.4 knts Storm direction: 154.5 at 5.5 knts Shear (0-3000m) pos: 1.7 neg: 0.4 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): 82.2 deg Storm rel helicity (0-3000m) pos: 18.2 neg: -13.2 tot: 5.0 m^2/s^2 ave: 1.7 10^-3 m/s^2 rel: 0.23 Storm rel vorticity (0-3000m) horiz: 4.2 stream: 1.0 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 23.35 Bulk Shear: 7.76 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 55 6 17 9| 0.0 3.5 3.5| 2.4 -8.3 -5.9 -11.8 -0.51| 5.4 -2.8 1000 56 4 8 7| 0.8 1.7 2.5| 5.0 -13.2 -8.1 -8.1 -0.38| 5.0 -1.9 1500 79 4 17 6| 2.7 1.2 3.8| 15.8 -13.2 2.6 1.7 0.20| 6.2 1.2 2000 101 5 34 5| 2.5 0.9 3.4| 17.2 -13.2 4.1 2.0 0.25| 5.3 1.3 2500 110 6 49 4| 2.0 0.5 2.5| 17.9 -13.2 4.7 1.9 0.25| 4.6 1.1 3000 114 7 62 5| 1.7 0.4 2.1| 18.2 -13.2 5.0 1.7 0.23| 4.2 1.0 4000 121 8 80 5| 1.4 0.3 1.7| 28.4 -13.2 15.2 3.8 0.36| 4.2 1.5 5000 126 8 86 4| 1.1 0.3 1.4| 34.3 -13.2 21.2 4.2 0.46| 4.1 1.9 6000 125 7 78 4| 0.8 0.2 1.0| 38.3 -13.3 25.0 4.2 0.49| 3.7 1.8 Wrote GIF file: /home/apache/climate/data/raob//LFKJ/skewt/LFKJ.skewt.20250430.00.gif