UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042400.upa.cvt Date: 0000Z 24 APR 25 Searching for LFKJ... Searching the city database file for: LFKJ ... Date:0000Z 24 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 1015 9 13.2 11.3 88 1.9 12.1 85 1 285.1 286.6 284.6 308.1 8.30 1 1000 134 13.2 11.7 91 1.5 12.3 95 1 286.4 287.9 285.5 310.4 8.66 2 925 785 8.8 8.8 100 0.0 8.8 285 15 288.3 289.7 285.3 310.0 7.70 3 850 1481 5.0 5.0 100 0.0 5.0 295 27 291.4 292.5 285.2 309.8 6.44 4 700 3042 -2.9 -3.0 99 0.1 -3.0 290 33 299.3 300.1 286.2 312.4 4.38 5 500 5620 -20.5 -30.5 40 10.0 -22.2 290 31 308.0 308.2 285.4 310.1 0.60 6 400 7240 -28.3 -43.3 22 15.0 -29.9 310 58 318.2 318.2 288.4 319.0 0.21 7 300 9240 -44.7 -53.7 36 9.0 -45.1 315 81 322.4 322.4 289.6 322.7 0.09 8 250 10430 -52.9 -60.9 37 8.0 -53.1 310 97 327.4 327.4 291.0 327.6 0.04 9 222 11191 -56.0 -65.1 31 9.1 -56.1 310 101 334.0 334.0 292.8 334.1 0.03 10 200 11850 -58.7 -68.7 26 10.0 -58.8 320 81 339.8 339.8 294.3 339.9 0.02 11 197 11946 -59.5 -68.5 30 9.0 -59.6 320 73 340.0 340.0 294.3 340.1 0.02 12 150 13670 -58.1 -70.1 20 12.0 -58.3 315 31 370.0 370.0 300.6 370.1 0.02 13 100 16260 -56.3 -81.3 3 25.0 -56.8 270 21 418.9 418.9 307.6 419.0 0.01 TRP 197 11946 -59.5 -68.5 30 9.0 -59.6 320 73 340.0 340.0 294.3 340.1 0.02 WND 222 11191 -56.0 -65.1 31 9.1 -56.1 310 101 334.0 334.0 292.8 334.1 0.03 Sounding variables and indices 1000-500 mb thick: 5486.00 m Freezing level: 755.06 mb = 2468.97 m = 8100.21 ft Wetbulb zero: 755.88 mb = 2424.54 m = 7954.43 ft Precipitable water: 1.05 inches Sfc-500 mean rel hum: 84.82 % Est. max temperature: 18.84 C = 65.91 F Sfc-Lift cond lev (LCL): 986.48 mb = 247.68 m = 812.60 ft T: 12.43 C 700-500 lapse rate: 6.83 C/km ThetaE index: 0.61 C Layer 925.0- 700.0 mb Conv cond level (CCL): 944.34 mb = 612.25 m = 2008.67 ft Mean mixing ratio: 8.16 g/kg Conv temperature: 15.87 C = 60.57 F Cap Strength: 1.18 C Lifted Index: 1.78 C Risk: Showers probable Lifted Index @300 mb: 8.95 C Lifted Index @700 mb: 1.18 C Showalter Index: 1.92 C Risk: Showers probable Total Totals Index: 51.00 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.50 C Cross Totals Index: 25.50 C K Index: 30.40 Risk: 60-80 % chance of thunderstorms Sweat Index: 185.00 Risk: None Energy Index: 0.03 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.09 J/kg Max Up Vert Vel: 4.92 m/s Conv Inhibition (B-): 1.49 J/kg Cap Strength: 1.77 C Lift Cond Lev (LCL): 952.46 mb = 540.69 m = 1773.88 ft Lev Free Conv (LFC): 917.46 mb = 852.34 m = 2796.34 ft Equ Level (EL): 827.46 mb = 1697.04 m = 5567.64 ft B at Equ Level: 11.93 J/kg Max Parcel Lev (MPL): 737.46 mb = 2622.82 m = 8604.96 ft Wind level data Storm motion: 321 at 20 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 1015 9 85 1 -1.0 -0.1 | 139 21 -13.9 15.8 1 1000 134 95 1 -1.0 0.1 | 139 21 -13.9 16.0 2 925 785 285 15 14.5 -3.9 | 187 12 1.6 12.0 3 850 1481 295 27 24.5 -11.4 | 249 12 11.5 4.5 4 700 3042 290 33 31.0 -11.3 | 256 19 18.1 4.6 5 500 5620 290 31 29.1 -10.6 | 252 17 16.2 5.3 6 400 7240 310 58 44.4 -37.3 | 304 38 31.5 -21.4 7 300 9240 315 81 57.3 -57.3 | 313 61 44.3 -41.4 8 250 10430 310 97 74.3 -62.4 | 307 77 61.4 -46.5 9 222 11191 310 101 77.4 -64.9 | 307 81 64.4 -49.0 10 200 11850 320 81 52.1 -62.0 | 320 61 39.1 -46.2 11 197 11946 320 73 46.9 -55.9 | 320 53 34.0 -40.0 12 150 13670 315 31 21.9 -21.9 | 304 11 9.0 -6.0 13 100 16260 270 21 21.0 -0.0 | 207 18 8.1 15.9 Wind Parameters Mean winds (0-6000m): 290.9 at 27.3 knts Storm direction: 320.9 at 20.5 knts Shear (0-3000m) pos: 1.5 neg: 4.4 tot: 5.9 10-3/s Storm rel Dir Shear (0-3000m): 117.0 deg Storm rel helicity (0-3000m) pos: 73.4 neg: -37.8 tot: 35.6 m^2/s^2 ave: 11.9 10^-3 m/s^2 rel: 0.40 Storm rel vorticity (0-3000m) horiz: 8.1 stream: 3.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.13 Bulk Shear: 94.27 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 8 4 132 18| 0.0 9.3 9.3| 0.5 -37.8 -37.3 -74.6 -0.58| 12.4 -7.2 1000 286 9 163 14| 0.0 10.2 10.2| 41.1 -37.8 3.3 3.3 0.27| 16.5 4.4 1500 290 14 180 11| 3.0 6.8 9.8| 66.6 -37.8 28.8 19.2 0.42| 14.0 5.9 2000 292 17 198 10| 2.2 5.6 7.8| 69.3 -37.8 31.5 15.7 0.42| 11.0 4.6 2500 292 20 213 10| 1.8 4.9 6.7| 71.6 -37.8 33.8 13.5 0.41| 9.2 3.8 3000 292 22 224 11| 1.5 4.4 5.9| 73.4 -37.8 35.6 11.9 0.40| 8.1 3.2 4000 291 25 235 12| 1.1 3.2 4.4| 73.4 -39.8 33.7 8.4 0.38| 6.1 2.4 5000 291 26 240 13| 0.9 2.5 3.4| 73.4 -41.9 31.5 6.3 0.37| 5.0 1.8 6000 291 27 244 14| 1.3 2.1 3.4|102.6 -43.2 59.3 9.9 0.42| 4.8 2.0 Wrote GIF file: /home/apache/climate/data/raob//LFKJ/skewt/LFKJ.skewt.20250424.00.gif