UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120400.upa.cvt Date: 0000Z 4 DEC 25 Searching for LFKJ... Searching the city database file for: LFKJ ... Date:0000Z 4 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 1007 9 11.2 9.6 90 1.6 10.3 225 7 283.8 285.1 283.1 304.4 7.46 1 1000 64 13.4 10.8 84 2.6 11.9 220 7 286.5 288.0 285.1 309.3 8.15 2 925 715 9.0 7.4 90 1.6 8.1 200 9 288.5 289.7 284.7 308.2 6.99 3 850 1410 3.8 3.4 97 0.4 3.6 140 11 290.1 291.1 284.0 306.6 5.75 4 700 2992 -5.3 -5.9 96 0.6 -5.5 165 13 296.6 297.3 284.2 307.1 3.51 5 500 5540 -23.5 -25.9 81 2.4 -23.9 165 21 304.4 304.6 284.4 307.4 0.93 6 400 7130 -36.7 -41.4 62 4.7 -37.1 160 25 307.3 307.3 284.7 308.2 0.25 7 300 9050 -52.9 -57.6 57 4.7 -53.0 165 44 310.8 310.8 285.7 311.0 0.05 8 256 10061 -59.0 -63.6 55 4.6 -59.0 165 60 316.2 316.2 287.5 316.3 0.03 9 250 10210 -59.9 -64.5 55 4.6 -60.0 165 58 317.0 317.0 287.8 317.1 0.03 10 249 10235 -60.3 -65.3 52 5.0 -60.3 165 56 316.8 316.8 287.7 316.9 0.02 11 200 11600 -58.1 -64.1 46 6.0 -58.2 195 19 340.8 340.8 294.6 340.9 0.03 12 150 13420 -57.9 -66.9 31 9.0 -58.1 235 21 370.3 370.3 300.7 370.5 0.03 13 100 15980 -56.7 -82.7 2 26.0 -57.1 240 25 418.2 418.2 307.5 418.2 0.00 TRP 249 10235 -60.3 -65.3 52 5.0 -60.3 165 56 316.8 316.8 287.7 316.9 0.02 WND 256 10061 -59.0 -63.6 55 4.6 -59.0 165 60 316.2 316.2 287.5 316.3 0.03 Sounding variables and indices 1000-500 mb thick: 5476.00 m Freezing level: 787.36 mb = 2070.61 m = 6793.27 ft Wetbulb zero: 791.02 mb = 1995.94 m = 6548.26 ft Precipitable water: 0.92 inches Sfc-500 mean rel hum: 90.89 % Est. max temperature: 17.40 C = 63.33 F Sfc-Lift cond lev (LCL): 982.97 mb = 207.47 m = 680.67 ft T: 12.43 C 700-500 lapse rate: 7.14 C/km ThetaE index: 2.70 C Layer 925.0- 700.0 mb Conv cond level (CCL): 911.52 mb = 835.63 m = 2741.54 ft Mean mixing ratio: 7.45 g/kg Conv temperature: 16.23 C = 61.21 F Cap Strength: 0.82 C Lifted Index: -0.26 C Risk: Thunderstorms probable Lifted Index @300 mb: 1.81 C Lifted Index @700 mb: -0.46 C Showalter Index: 1.03 C Risk: Showers probable Total Totals Index: 54.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.30 C Cross Totals Index: 26.90 C K Index: 30.10 Risk: 60-80 % chance of thunderstorms Sweat Index: 187.80 Risk: None Energy Index: 0.19 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 111.20 J/kg Max Up Vert Vel: 14.91 m/s Conv Inhibition (B-): 5.77 J/kg Cap Strength: 0.82 C Lift Cond Lev (LCL): 928.10 mb = 687.09 m = 2254.20 ft Lev Free Conv (LFC): 883.10 mb = 1096.03 m = 3595.87 ft Equ Level (EL): 413.10 mb = 6900.43 m = 22638.92 ft B at Equ Level: 110.88 J/kg Max Parcel Lev (MPL): 293.10 mb = 9198.41 m = 30178.15 ft Wind level data Storm motion: 195 at 11 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 1007 9 225 7 4.9 4.9 | 338 6 2.2 -5.4 1 1000 64 220 7 4.5 5.4 | 341 5 1.7 -5.0 2 925 715 200 9 3.1 8.5 | 351 2 0.3 -1.9 3 850 1410 140 11 -7.1 8.4 | 79 10 -9.9 -1.9 4 700 2992 165 13 -3.4 12.6 | 110 7 -6.2 2.2 5 500 5540 165 21 -5.4 20.3 | 140 13 -8.2 9.9 6 400 7130 160 25 -8.6 23.5 | 139 17 -11.3 13.1 7 300 9050 165 44 -11.4 42.5 | 156 35 -14.2 32.1 8 256 10061 165 60 -15.5 58.0 | 159 51 -18.3 47.6 9 250 10210 165 58 -15.0 56.0 | 159 49 -17.8 45.7 10 249 10235 165 56 -14.5 54.1 | 158 47 -17.3 43.7 11 200 11600 195 19 4.9 18.4 | 195 8 2.1 8.0 12 150 13420 235 21 17.2 12.0 | 263 15 14.4 1.7 13 100 15980 240 25 21.7 12.5 | 264 19 18.9 2.1 Wind Parameters Mean winds (0-6000m): 165.1 at 14.3 knts Storm direction: 195.1 at 10.7 knts Shear (0-3000m) pos: 0.9 neg: 2.1 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 131.8 deg Storm rel helicity (0-3000m) pos: 12.2 neg: -1.8 tot: 10.4 m^2/s^2 ave: 3.5 10^-3 m/s^2 rel: 0.38 Storm rel vorticity (0-3000m) horiz: 3.5 stream: 1.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 7.11 Bulk Shear: 15.65 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 ------------------------------------------------------------------------------- 500 214 8 341 4| 0.0 2.9 2.9| 0.5 -0.1 0.4 0.8 0.11| 2.9 0.3 1000 202 8 352 3| 0.0 3.9 3.9| 2.3 -0.1 2.2 2.2 0.46| 4.3 2.0 1500 183 9 60 3| 0.0 4.3 4.3| 3.2 -1.8 1.4 0.9 0.24| 5.2 1.2 2000 171 10 79 4| 0.4 3.2 3.6| 6.4 -1.8 4.6 2.3 0.29| 4.3 1.2 2500 167 10 85 5| 0.7 2.6 3.3| 9.4 -1.8 7.6 3.1 0.34| 3.8 1.3 3000 166 11 89 5| 0.9 2.1 3.0| 12.2 -1.8 10.4 3.5 0.38| 3.5 1.3 4000 165 12 99 6| 0.7 1.8 2.5| 16.6 -1.8 14.8 3.7 0.42| 3.0 1.3 5000 165 13 109 6| 0.5 1.7 2.3| 21.1 -1.8 19.3 3.9 0.44| 2.7 1.2 6000 165 14 118 7| 0.5 1.7 2.1| 23.5 -1.9 21.6 3.6 0.42| 2.5 1.1 Wrote GIF file: /home/apache/climate/data/raob//LFKJ/skewt/LFKJ.skewt.20251204.00.gif