UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121300.upa.cvt Date: 0000Z 13 DEC 25 Searching for LFKJ... Searching the city database file for: LFKJ ... Date:0000Z 13 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 1023 9 11.0 8.8 86 2.2 9.8 65 7 282.3 283.5 282.0 301.4 6.95 1 1000 200 13.0 8.7 75 4.3 10.6 60 5 286.1 287.4 283.8 305.9 7.07 2 925 850 8.0 6.5 90 1.5 7.2 15 1 287.5 288.6 283.8 306.0 6.57 3 850 1543 8.2 -5.8 36 14.0 2.2 80 1 294.7 295.3 282.8 303.5 2.91 4 700 3121 0.0 -28.0 10 28.0 -7.0 130 13 302.5 302.6 283.1 304.3 0.55 5 500 5720 -18.7 -23.6 65 4.9 -19.8 180 7 310.2 310.5 286.8 314.0 1.14 6 400 7340 -31.1 -41.1 37 10.0 -32.1 180 7 314.6 314.6 287.2 315.5 0.26 7 300 9310 -47.7 -54.7 44 7.0 -47.9 170 9 318.1 318.1 288.2 318.4 0.08 8 250 10490 -56.3 -63.3 41 7.0 -56.4 165 13 322.4 322.4 289.5 322.5 0.03 9 231 10991 -57.5 -67.5 27 10.0 -57.6 150 11 327.9 327.9 291.2 328.0 0.02 10 200 11900 -58.5 -73.5 13 15.0 -58.7 125 5 340.1 340.1 294.4 340.2 0.01 11 150 13720 -57.3 -87.3 1 30.0 -57.6 240 13 371.4 371.4 300.8 371.4 0.00 12 100 16240 -64.3 -92.3 1 28.0 -64.5 215 9 403.5 403.5 305.7 403.5 0.00 TRP 231 10991 -57.5 -67.5 27 10.0 -57.6 150 11 327.9 327.9 291.2 328.0 0.02 WND Sounding variables and indices 1000-500 mb thick: 5520.00 m Freezing level: 700.00 mb = 3121.00 m = 10239.38 ft Wetbulb zero: 814.33 mb = 1891.46 m = 6205.49 ft Precipitable water: 0.62 inches Sfc-500 mean rel hum: 43.06 % Est. max temperature: 21.19 C = 70.14 F Sfc-Lift cond lev (LCL): 989.52 mb = 287.80 m = 944.22 ft T: 12.32 C 700-500 lapse rate: 7.20 C/km ThetaE index: 2.53 C Layer 850.0- 700.0 mb Conv cond level (CCL): 782.03 mb = 2220.36 m = 7284.55 ft Mean mixing ratio: 6.85 g/kg Conv temperature: 26.86 C = 80.35 F Cap Strength: 6.43 C Lifted Index: 6.53 C Risk: None Lifted Index @300 mb: 9.15 C Lifted Index @700 mb: 6.43 C Showalter Index: 7.88 C Risk: None Total Totals Index: 39.80 C Risk: None Vertical Totals Index: 26.90 C Cross Totals Index: 12.90 C K Index: -6.90 Risk: None Sweat Index: 9.00 Risk: None Energy Index: 2.23 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.43 J/kg Max Up Vert Vel: 5.18 m/s Conv Inhibition (B-): 10190.64 J/kg Cap Strength: 6.45 C Lift Cond Lev (LCL): 929.39 mb = 810.55 m = 2659.27 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 168 at 5 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 1023 9 65 7 -6.3 -3.0 | 32 10 -5.2 -8.2 1 1000 200 60 5 -4.3 -2.5 | 22 8 -3.2 -7.8 2 925 850 15 1 -0.3 -1.0 | 352 6 0.9 -6.3 3 850 1543 80 1 -1.0 -0.2 | 358 5 0.2 -5.5 4 700 3121 130 13 -10.0 8.4 | 109 9 -8.8 3.1 5 500 5720 180 7 0.0 7.0 | 214 2 1.2 1.7 6 400 7340 180 7 0.0 7.0 | 214 2 1.2 1.7 7 300 9310 170 9 -1.6 8.9 | 174 4 -0.4 3.6 8 250 10490 165 13 -3.4 12.6 | 163 8 -2.2 7.3 9 231 10991 150 11 -5.5 9.5 | 134 6 -4.3 4.2 10 200 11900 125 5 -4.1 2.9 | 50 4 -2.9 -2.4 11 150 13720 240 13 11.3 6.5 | 264 12 12.4 1.2 12 100 16240 215 9 5.2 7.4 | 252 7 6.3 2.1 Wind Parameters Mean winds (0-6000m): 137.6 at 7.2 knts Storm direction: 167.6 at 5.4 knts Shear (0-3000m) pos: 2.1 neg: 1.1 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 70.5 deg Storm rel helicity (0-3000m) pos: 22.4 neg: -11.9 tot: 10.5 m^2/s^2 ave: 3.5 10^-3 m/s^2 rel: 0.35 Storm rel vorticity (0-3000m) horiz: 3.5 stream: 1.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.60 Bulk Shear: 8.42 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 57 5 20 8| 0.0 4.6 4.6| 0.0 -8.8 -8.8 -17.6 -0.87| 4.6 -4.0 1000 55 3 12 7| 0.0 3.2 3.2| 0.2 -11.9 -11.7 -11.7 -0.78| 3.6 -2.8 1500 55 2 7 7| 0.3 2.1 2.4| 0.9 -11.9 -11.0 -7.4 -0.64| 2.7 -1.7 2000 64 3 10 6| 1.1 1.6 2.7| 6.3 -11.9 -5.6 -2.8 -0.12| 2.9 -0.4 2500 84 3 21 6| 1.7 1.3 3.0| 13.2 -11.9 1.3 0.5 0.17| 3.2 0.6 3000 106 4 38 5| 2.1 1.1 3.2| 22.4 -11.9 10.5 3.5 0.35| 3.5 1.2 4000 123 6 66 5| 1.5 0.8 2.3| 30.4 -11.9 18.4 4.6 0.42| 3.3 1.4 5000 132 7 82 4| 1.0 0.6 1.6| 33.7 -11.9 21.8 4.4 0.46| 3.0 1.4 6000 138 7 91 4| 0.7 0.5 1.2| 35.1 -11.9 23.2 3.9 0.49| 2.7 1.3 Wrote GIF file: /home/apache/climate/data/raob//LFKJ/skewt/LFKJ.skewt.20251213.00.gif