UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101312.upa.cvt Date: 1200Z 13 OCT 25 Searching for LFKJ... Searching the city database file for: LFKJ ... Date:1200Z 13 OCT 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 1018 9 24.6 15.6 57 9.0 18.7 215 7 296.2 298.2 291.2 328.0 11.01 1 1000 157 20.2 14.2 68 6.0 16.4 220 7 293.4 295.2 289.5 322.5 10.23 2 925 827 17.0 8.0 55 9.0 11.7 200 3 296.7 298.0 288.1 318.0 7.29 3 850 1541 11.2 7.7 79 3.5 9.2 160 5 297.9 299.3 288.9 320.6 7.78 4 700 3133 1.4 -2.8 74 4.2 -0.6 310 1 304.0 304.9 287.9 317.6 4.45 5 500 5750 -15.1 -37.1 13 22.0 -18.8 260 5 314.6 314.7 287.3 315.8 0.32 6 400 7400 -27.3 -30.2 76 2.9 -27.8 285 9 319.5 319.7 289.5 322.2 0.78 7 300 9400 -43.5 -49.5 51 6.0 -43.8 290 27 324.0 324.1 290.2 324.6 0.14 8 250 10600 -53.9 -57.6 64 3.7 -54.0 295 31 325.9 325.9 290.6 326.2 0.06 9 209 11727 -60.7 -66.7 45 6.0 -60.8 310 19 332.4 332.4 292.4 332.5 0.02 10 200 12000 -59.9 -69.9 26 10.0 -60.0 285 13 337.9 337.9 293.8 338.0 0.02 11 150 13790 -62.1 -82.1 5 20.0 -62.3 305 19 363.1 363.1 299.3 363.1 0.00 12 100 16290 -64.3 -92.3 1 28.0 -64.5 305 13 403.5 403.5 305.7 403.5 0.00 TRP 209 11727 -60.7 -66.7 45 6.0 -60.8 310 19 332.4 332.4 292.4 332.5 0.02 WND Sounding variables and indices 1000-500 mb thick: 5593.00 m Freezing level: 683.03 mb = 3355.05 m = 11007.24 ft Wetbulb zero: 708.73 mb = 3031.36 m = 9945.27 ft Precipitable water: 1.16 inches Sfc-500 mean rel hum: 57.77 % Est. max temperature: 25.97 C = 78.74 F Sfc-Lift cond lev (LCL): 892.12 mb = 1132.64 m = 3715.98 ft T: 14.52 C 700-500 lapse rate: 6.30 C/km ThetaE index: 10.05 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 816.89 mb = 1866.74 m = 6124.40 ft Mean mixing ratio: 8.97 g/kg Conv temperature: 27.54 C = 81.56 F Cap Strength: 2.42 C Lifted Index: 0.76 C Risk: Showers probable Lifted Index @300 mb: 2.71 C Lifted Index @700 mb: 0.56 C Showalter Index: 0.93 C Risk: Thunderstorms probable Total Totals Index: 49.10 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.30 C Cross Totals Index: 22.80 C K Index: 29.80 Risk: 40-60 % chance of thunderstorms Sweat Index: 109.40 Risk: None Energy Index: -0.97 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.89 J/kg Max Up Vert Vel: 2.79 m/s Conv Inhibition (B-): 5624.71 J/kg Cap Strength: 2.42 C Lift Cond Lev (LCL): 866.15 mb = 1382.05 m = 4534.22 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 257 at 3 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 1018 9 215 7 4.0 5.7 | 196 5 1.4 5.2 1 1000 157 220 7 4.5 5.4 | 202 5 1.9 4.8 2 925 827 200 3 1.0 2.8 | 145 3 -1.5 2.2 3 850 1541 160 5 -1.7 4.7 | 134 6 -4.3 4.1 4 700 3133 310 1 0.8 -0.6 | 56 2 -1.8 -1.2 5 500 5750 260 5 4.9 0.9 | 263 2 2.3 0.3 6 400 7400 285 9 8.7 -2.3 | 295 7 6.1 -2.9 7 300 9400 290 27 25.4 -9.2 | 293 25 22.8 -9.8 8 250 10600 295 31 28.1 -13.1 | 298 29 25.5 -13.7 9 209 11727 310 19 14.6 -12.2 | 317 18 12.0 -12.8 10 200 12000 285 13 12.6 -3.4 | 292 11 10.0 -3.9 11 150 13790 305 19 15.6 -10.9 | 311 17 13.0 -11.5 12 100 16290 305 13 10.6 -7.5 | 315 11 8.1 -8.0 Wind Parameters Mean winds (0-6000m): 227.4 at 3.5 knts Storm direction: 257.4 at 2.6 knts Shear (0-3000m) pos: 1.0 neg: 1.0 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): -145.7 deg Storm rel helicity (0-3000m) pos: 3.4 neg: -4.6 tot: -1.2 m^2/s^2 ave: -0.4 10^-3 m/s^2 rel: -0.13 Storm rel vorticity (0-3000m) horiz: 2.8 stream: -0.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.50 Bulk Shear: 1.11 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 ------------------------------------------------------------------------------- 500 216 6 194 5| 0.0 2.2 2.2| 0.5 -1.9 -1.4 -2.7 -0.47| 2.8 -1.3 1000 213 5 182 4| 0.0 2.1 2.1| 0.5 -3.4 -2.8 -2.8 -0.57| 2.8 -1.6 1500 201 5 167 4| 0.0 1.9 1.9| 0.5 -4.6 -4.0 -2.7 -0.50| 2.7 -1.4 2000 195 5 161 4| 0.9 1.5 2.3| 3.0 -4.6 -1.5 -0.8 -0.17| 2.9 -0.5 2500 196 4 159 4| 1.1 1.2 2.3| 3.3 -4.6 -1.2 -0.5 -0.11| 2.9 -0.3 3000 191 4 151 4| 1.0 1.0 2.0| 3.4 -4.6 -1.2 -0.4 -0.13| 2.8 -0.4 4000 197 3 149 3| 0.8 0.6 1.4| 3.5 -5.2 -1.7 -0.4 -0.17| 2.3 -0.4 5000 214 3 162 2| 0.6 0.3 1.0| 3.5 -5.9 -2.4 -0.5 -0.25| 2.0 -0.5 6000 227 4 180 2| 0.5 0.1 0.6| 3.7 -6.5 -2.8 -0.5 -0.27| 1.9 -0.5 Wrote GIF file: /home/apache/climate/data/raob//LFKJ/skewt/LFKJ.skewt.20251013.12.gif