UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120512.upa.cvt Date: 1200Z 5 DEC 25 Searching for LFKJ... Searching the city database file for: LFKJ ... Date:1200Z 5 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 1005 9 11.6 10.2 91 1.4 10.8 95 7 284.3 285.7 283.7 305.9 7.79 1 1000 49 11.6 10.3 92 1.3 10.9 90 7 284.8 286.1 284.0 306.6 7.88 2 925 696 7.2 4.9 85 2.3 6.0 315 9 286.7 287.7 282.7 303.2 5.87 3 850 1385 2.2 0.7 90 1.5 1.5 275 9 288.5 289.3 282.2 302.0 4.73 4 700 2924 -6.9 -16.9 45 10.0 -9.8 315 15 294.8 295.1 281.0 299.3 1.45 5 500 5450 -25.3 -39.3 26 14.0 -26.8 225 9 302.2 302.2 282.6 303.1 0.25 6 400 7030 -38.9 -49.9 30 11.0 -39.5 180 21 304.4 304.5 283.3 304.8 0.10 7 326 8403 -48.1 -62.1 18 14.0 -48.4 280 9 310.1 310.1 285.4 310.2 0.03 8 300 8950 -47.7 -69.7 6 22.0 -48.1 325 33 318.1 318.1 288.1 318.2 0.01 9 250 10140 -50.5 -77.5 3 27.0 -50.9 330 46 331.0 331.0 292.0 331.0 0.00 10 200 11580 -55.1 -86.1 1 31.0 -55.4 325 50 345.5 345.5 295.6 345.5 0.00 11 150 13400 -58.9 -88.9 1 30.0 -59.1 320 40 368.6 368.6 300.3 368.6 0.00 12 100 15940 -58.7 -88.7 1 30.0 -59.0 290 19 414.3 414.3 307.0 414.3 0.00 TRP 326 8403 -48.1 -62.1 18 14.0 -48.4 280 9 310.1 310.1 285.4 310.2 0.03 WND Sounding variables and indices 1000-500 mb thick: 5401.00 m Freezing level: 813.74 mb = 1757.07 m = 5764.58 ft Wetbulb zero: 830.31 mb = 1570.80 m = 5153.48 ft Precipitable water: 0.64 inches Sfc-500 mean rel hum: 56.88 % Est. max temperature: 15.59 C = 60.06 F Sfc-Lift cond lev (LCL): 984.15 mb = 181.56 m = 595.68 ft T: 10.70 C 700-500 lapse rate: 7.28 C/km ThetaE index: 7.24 C Layer 925.0- 500.0 mb Conv cond level (CCL): 915.48 mb = 780.31 m = 2560.04 ft Mean mixing ratio: 6.68 g/kg Conv temperature: 14.15 C = 57.47 F Cap Strength: 0.65 C Lifted Index: 0.52 C Risk: Showers probable Lifted Index @300 mb: 9.76 C Lifted Index @700 mb: -0.01 C Showalter Index: 2.28 C Risk: Showers probable Total Totals Index: 53.50 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.50 C Cross Totals Index: 26.00 C K Index: 18.20 Risk: < 20 % chance of thunderstorms Sweat Index: 125.40 Risk: None Energy Index: 0.20 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 35.47 J/kg Max Up Vert Vel: 8.42 m/s Conv Inhibition (B-): 4.59 J/kg Cap Strength: 0.65 C Lift Cond Lev (LCL): 929.08 mb = 659.52 m = 2163.75 ft Lev Free Conv (LFC): 884.08 mb = 1064.73 m = 3493.15 ft Equ Level (EL): 564.08 mb = 4544.77 m = 14910.50 ft B at Equ Level: 35.43 J/kg Max Parcel Lev (MPL): 424.08 mb = 6616.16 m = 21706.30 ft Wind level data Storm motion: 316 at 8 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 1005 9 95 7 -7.0 0.6 | 118 14 -12.7 6.7 1 1000 49 90 7 -7.0 0.0 | 115 14 -12.8 6.1 2 925 696 315 9 6.4 -6.4 | 297 1 0.6 -0.3 3 850 1385 275 9 9.0 -0.8 | 211 6 3.2 5.3 4 700 2924 315 15 10.6 -10.6 | 313 7 4.8 -4.6 5 500 5450 225 9 6.4 6.4 | 183 12 0.6 12.4 6 400 7030 180 21 0.0 21.0 | 168 28 -5.8 27.1 7 326 8403 280 9 8.9 -1.6 | 215 5 3.1 4.5 8 300 8950 325 33 18.9 -27.0 | 328 25 13.2 -21.0 9 250 10140 330 46 23.0 -39.8 | 333 38 17.2 -33.8 10 200 11580 325 50 28.7 -41.0 | 327 42 22.9 -34.9 11 150 13400 320 40 25.7 -30.6 | 321 32 19.9 -24.6 12 100 15940 290 19 17.9 -6.5 | 272 12 12.1 -0.4 Wind Parameters Mean winds (0-6000m): 286.4 at 11.2 knts Storm direction: 316.4 at 8.4 knts Shear (0-3000m) pos: 1.5 neg: 2.8 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): -171.3 deg Storm rel helicity (0-3000m) pos: 14.4 neg: -32.9 tot: -18.5 m^2/s^2 ave: -6.2 10^-3 m/s^2 rel: -0.21 Storm rel vorticity (0-3000m) horiz: 6.4 stream: -1.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.05 Bulk Shear: 33.82 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 42 8 92 11| 0.0 12.3 12.3| 0.0 -28.1 -28.1 -56.3 -0.71| 14.0-10.0 1000 335 8 57 3| 0.0 8.1 8.1| 0.0 -30.3 -30.3 -30.3 -0.68| 12.0 -8.1 1500 308 9 230 1| 0.0 5.7 5.7| 0.9 -31.7 -30.9 -20.6 -0.60| 9.3 -5.6 2000 299 9 231 3| 0.8 4.2 5.0| 5.2 -31.7 -26.5 -13.2 -0.44| 7.8 -3.5 2500 300 10 245 3| 1.3 3.4 4.7| 10.0 -31.7 -21.8 -8.7 -0.30| 6.9 -2.1 3000 304 10 266 3| 1.5 2.8 4.3| 14.4 -32.9 -18.5 -6.2 -0.21| 6.4 -1.4 4000 301 11 267 4| 1.1 2.4 3.5| 14.4 -48.3 -33.9 -8.5 -0.36| 5.9 -2.1 5000 295 11 255 5| 0.9 2.0 2.9| 14.4 -65.3 -50.9 -10.2 -0.43| 5.5 -2.4 6000 286 11 239 6| 0.7 2.0 2.7| 14.8 -75.0 -60.2 -10.0 -0.42| 5.3 -2.2 Wrote GIF file: /home/apache/climate/data/raob//LFKJ/skewt/LFKJ.skewt.20251205.12.gif