UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120312.upa.cvt Date: 1200Z 3 DEC 25 Searching for LFKJ... Searching the city database file for: LFKJ ... Date:1200Z 3 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 1009 9 10.4 8.8 90 1.6 9.5 25 11 282.8 284.0 282.3 302.2 7.05 1 1000 75 10.6 7.4 81 3.2 8.9 25 9 283.8 284.9 282.0 301.7 6.46 2 925 726 9.2 7.3 88 1.9 8.2 135 13 288.7 289.9 284.7 308.3 6.94 3 850 1421 4.2 4.2 100 0.0 4.2 165 17 290.5 291.6 284.5 308.0 6.09 4 700 2976 -4.5 -4.5 100 0.0 -4.5 190 23 297.5 298.2 285.0 309.2 3.91 5 500 5540 -21.5 -22.8 89 1.3 -21.8 195 17 306.8 307.1 285.6 310.8 1.22 6 400 7140 -34.7 -36.3 85 1.6 -34.8 185 21 309.9 310.0 285.8 311.4 0.43 7 300 9080 -51.3 -56.1 56 4.8 -51.4 200 44 313.0 313.1 286.5 313.3 0.06 8 250 10240 -59.1 -66.1 40 7.0 -59.2 200 44 318.2 318.2 288.2 318.3 0.02 9 214 11203 -64.9 -69.9 50 5.0 -65.0 195 42 323.7 323.7 289.9 323.7 0.01 10 200 11620 -60.9 -67.9 39 7.0 -61.0 220 46 336.3 336.3 293.4 336.4 0.02 11 150 13420 -55.9 -66.9 24 11.0 -56.2 205 25 373.8 373.8 301.2 373.9 0.03 12 100 15990 -58.1 -83.1 3 25.0 -58.5 240 35 415.5 415.5 307.2 415.5 0.00 TRP 214 11203 -64.9 -69.9 50 5.0 -65.0 195 42 323.7 323.7 289.9 323.7 0.01 WND Sounding variables and indices 1000-500 mb thick: 5465.00 m Freezing level: 777.59 mb = 2171.69 m = 7124.88 ft Wetbulb zero: 777.70 mb = 2132.98 m = 6997.88 ft Precipitable water: 0.97 inches Sfc-500 mean rel hum: 94.74 % Est. max temperature: 17.92 C = 64.25 F Sfc-Lift cond lev (LCL): 984.85 mb = 202.48 m = 664.31 ft T: 10.33 C 700-500 lapse rate: 6.63 C/km ThetaE index: 0.58 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 877.54 mb = 1158.93 m = 3802.21 ft Mean mixing ratio: 6.73 g/kg Conv temperature: 17.46 C = 63.43 F Cap Strength: 2.27 C Lifted Index: 3.85 C Risk: None Lifted Index @300 mb: 5.63 C Lifted Index @700 mb: 1.98 C Showalter Index: 2.09 C Risk: Showers probable Total Totals Index: 51.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.70 C Cross Totals Index: 25.70 C K Index: 29.90 Risk: 40-60 % chance of thunderstorms Sweat Index: 149.40 Risk: None Energy Index: 0.52 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.11 J/kg Max Up Vert Vel: 4.92 m/s Conv Inhibition (B-): 9762.42 J/kg Cap Strength: 3.79 C Lift Cond Lev (LCL): 923.46 mb = 739.70 m = 2426.81 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 212 at 14 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 1009 9 25 11 -4.6 -10.0 | 29 25 -12.0 -21.5 1 1000 75 25 9 -3.8 -8.2 | 29 23 -11.1 -19.7 2 925 726 135 13 -9.2 9.2 | 82 17 -16.5 -2.4 3 850 1421 165 17 -4.4 16.4 | 113 13 -11.7 4.9 4 700 2976 190 23 4.0 22.7 | 163 12 -3.3 11.1 5 500 5540 195 17 4.4 16.4 | 149 6 -2.9 4.9 6 400 7140 185 21 1.8 20.9 | 150 11 -5.5 9.4 7 300 9080 200 44 15.0 41.3 | 195 31 7.7 29.8 8 250 10240 200 44 15.0 41.3 | 195 31 7.7 29.8 9 214 11203 195 42 10.9 40.6 | 187 29 3.6 29.0 10 200 11620 220 46 29.6 35.2 | 223 33 22.3 23.7 11 150 13420 205 25 10.6 22.7 | 196 12 3.3 11.1 12 100 15990 240 35 30.3 17.5 | 255 24 23.0 6.0 Wind Parameters Mean winds (0-6000m): 182.3 at 18.2 knts Storm direction: 212.3 at 13.7 knts Shear (0-3000m) pos: 5.8 neg: 0.0 tot: 5.8 10-3/s Storm rel Dir Shear (0-3000m): 134.3 deg Storm rel helicity (0-3000m) pos: 176.2 neg: 0.0 tot: 176.2 m^2/s^2 ave: 58.7 10^-3 m/s^2 rel: 0.91 Storm rel vorticity (0-3000m) horiz: 7.2 stream: 6.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.14 Bulk Shear: 84.24 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 60 10 44 23| 13.9 0.0 13.9| 79.9 0.0 79.9 159.8 0.91| 15.0 13.7 1000 111 12 68 20| 11.6 0.0 11.6|125.6 0.0 125.6 125.6 0.88| 13.3 11.7 1500 136 13 83 17| 9.2 0.0 9.2|145.1 0.0 145.1 96.7 0.88| 10.9 9.7 2000 150 14 93 15| 7.5 0.0 7.5|155.3 0.0 155.3 77.6 0.89| 9.0 8.1 2500 159 16 103 13| 6.5 0.0 6.5|165.8 0.0 165.8 66.3 0.90| 7.9 7.1 3000 167 17 113 12| 5.8 0.0 5.8|176.2 0.0 176.2 58.7 0.91| 7.2 6.5 4000 175 18 126 11| 4.0 0.0 4.0|176.2 -1.3 174.9 43.7 0.85| 5.7 4.8 5000 180 18 132 10| 3.0 0.0 3.0|176.2 -3.0 173.2 34.6 0.79| 4.8 3.8 6000 182 18 135 9| 2.4 0.1 2.5|176.4 -3.9 172.5 28.8 0.74| 4.2 3.1 Wrote GIF file: /home/apache/climate/data/raob//LFKJ/skewt/LFKJ.skewt.20251203.12.gif