UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120500.upa.cvt Date: 0000Z 5 DEC 25 Searching for LFKJ... Searching the city database file for: LFKJ ... Date:0000Z 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 1003 9 11.0 9.3 89 1.7 10.0 80 3 283.9 285.2 283.1 304.2 7.34 1 1000 29 11.4 10.0 91 1.4 10.6 85 3 284.5 285.9 283.8 305.9 7.72 2 925 677 8.0 4.5 79 3.5 6.2 310 11 287.5 288.5 282.8 303.6 5.71 3 850 1368 3.0 0.1 81 2.9 1.7 330 13 289.3 290.1 282.3 302.3 4.53 4 700 2913 -6.5 -12.5 62 6.0 -8.5 270 9 295.3 295.7 282.0 301.7 2.09 5 500 5450 -24.7 -33.7 43 9.0 -25.9 230 15 302.9 303.0 283.2 304.4 0.44 6 400 7030 -37.9 -40.1 80 2.2 -38.1 230 17 305.7 305.8 284.1 306.7 0.29 7 300 8940 -54.7 -58.3 64 3.6 -54.8 235 9 308.2 308.3 284.7 308.4 0.05 8 261 9820 -59.3 -63.5 58 4.2 -59.3 225 17 314.0 314.0 286.8 314.1 0.03 9 250 10090 -57.9 -64.9 40 7.0 -58.0 225 19 320.0 320.0 288.8 320.1 0.02 10 200 11500 -53.1 -73.1 7 20.0 -53.4 265 33 348.7 348.7 296.4 348.7 0.01 11 150 13340 -55.3 -84.3 2 29.0 -55.6 275 21 374.8 374.8 301.4 374.8 0.00 12 100 15920 -56.5 -87.5 1 31.0 -56.9 250 19 418.6 418.6 307.6 418.6 0.00 TRP 261 9820 -59.3 -63.5 58 4.2 -59.3 225 17 314.0 314.0 286.8 314.1 0.03 WND Sounding variables and indices 1000-500 mb thick: 5421.00 m Freezing level: 802.63 mb = 1855.89 m = 6088.82 ft Wetbulb zero: 825.43 mb = 1601.41 m = 5253.91 ft Precipitable water: 0.68 inches Sfc-500 mean rel hum: 65.08 % Est. max temperature: 16.31 C = 61.36 F Sfc-Lift cond lev (LCL): 977.56 mb = 217.63 m = 714.01 ft T: 10.41 C 700-500 lapse rate: 7.17 C/km ThetaE index: 4.28 C Layer 925.0- 500.0 mb Conv cond level (CCL): 889.84 mb = 993.65 m = 3259.96 ft Mean mixing ratio: 6.47 g/kg Conv temperature: 15.42 C = 59.76 F Cap Strength: 1.30 C Lifted Index: 1.18 C Risk: Showers probable Lifted Index @300 mb: 2.82 C Lifted Index @700 mb: 0.45 C Showalter Index: 2.64 C Risk: Showers probable Total Totals Index: 52.50 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.70 C Cross Totals Index: 24.80 C K Index: 21.80 Risk: 20-40 % chance of thunderstorms Sweat Index: 112.20 Risk: None Energy Index: 0.42 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.51 J/kg Max Up Vert Vel: 4.36 m/s Conv Inhibition (B-): 9572.47 J/kg Cap Strength: 1.30 C Lift Cond Lev (LCL): 916.16 mb = 755.50 m = 2478.64 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 298 at 9 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 1003 9 80 3 -3.0 -0.5 | 109 11 -10.6 3.6 1 1000 29 85 3 -3.0 -0.3 | 110 11 -10.6 3.8 2 925 677 310 11 8.4 -7.1 | 345 3 0.8 -3.0 3 850 1368 330 13 6.5 -11.3 | 9 7 -1.1 -7.2 4 700 2913 270 9 9.0 -0.0 | 199 4 1.4 4.1 5 500 5450 230 15 11.5 9.6 | 196 14 3.9 13.7 6 400 7030 230 17 13.0 10.9 | 200 16 5.4 15.0 7 300 8940 235 9 7.4 5.2 | 179 9 -0.2 9.3 8 261 9820 225 17 12.0 12.0 | 195 17 4.4 16.1 9 250 10090 225 19 13.4 13.4 | 198 18 5.8 17.5 10 200 11500 265 33 32.9 2.9 | 255 26 25.3 7.0 11 150 13340 275 21 20.9 -1.8 | 260 14 13.3 2.3 12 100 15920 250 19 17.9 6.5 | 224 15 10.2 10.6 Wind Parameters Mean winds (0-6000m): 268.4 at 11.5 knts Storm direction: 298.4 at 8.6 knts Shear (0-3000m) pos: 0.2 neg: 2.2 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): 91.6 deg Storm rel helicity (0-3000m) pos: 2.5 neg: -41.6 tot: -39.1 m^2/s^2 ave: -13.0 10^-3 m/s^2 rel: -0.65 Storm rel vorticity (0-3000m) horiz: 5.9 stream: -3.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.39 Bulk Shear: 24.51 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 6 6 79 8| 0.0 9.9 9.9| 0.0 -27.5 -27.5 -55.0 -0.87| 12.2-10.6 1000 319 8 44 3| 0.0 7.1 7.1| 0.9 -33.5 -32.6 -32.6 -0.72| 10.4 -7.5 1500 323 10 24 4| 0.4 4.7 5.1| 2.4 -34.5 -32.1 -21.4 -0.61| 8.0 -4.9 2000 320 10 15 4| 0.3 3.5 3.8| 2.4 -37.7 -35.3 -17.6 -0.62| 7.1 -4.4 2500 316 10 6 3| 0.3 2.7 2.9| 2.4 -39.8 -37.5 -15.0 -0.66| 6.5 -4.2 3000 311 10 358 3| 0.2 2.2 2.4| 2.5 -41.6 -39.1 -13.0 -0.65| 5.9 -3.9 4000 298 10 295 2| 0.2 2.0 2.1| 3.1 -41.7 -38.6 -9.7 -0.58| 4.9 -2.9 5000 282 11 239 3| 0.1 1.8 2.0| 3.1 -44.6 -41.5 -8.3 -0.55| 4.4 -2.4 6000 268 12 221 6| 0.1 1.7 1.8| 4.5 -47.3 -42.8 -7.1 -0.52| 3.9 -2.0 Wrote GIF file: /home/apache/climate/data/raob//LFKJ/skewt/LFKJ.skewt.20251205.00.gif