UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041712.upa.cvt Date: 1200Z 17 APR 25 Searching for LFKJ... Searching the city database file for: LFKJ ... Date:1200Z 17 APR 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 1007 9 14.0 9.0 72 5.0 11.2 265 17 286.6 287.8 284.0 306.6 7.16 1 1000 65 13.6 7.6 67 6.0 10.3 265 19 286.8 287.9 283.5 305.1 6.55 2 925 715 7.4 6.4 93 1.0 6.9 270 23 286.9 288.0 283.5 305.2 6.52 3 850 1404 2.0 2.0 100 0.0 2.0 270 23 288.2 289.2 282.6 303.0 5.20 4 700 2945 -7.3 -14.3 57 7.0 -9.5 270 40 294.4 294.7 281.3 299.9 1.80 5 500 5500 -19.9 -24.8 65 4.9 -21.0 270 25 308.8 309.0 286.1 312.2 1.02 6 400 7120 -33.5 -37.1 70 3.6 -33.9 245 9 311.4 311.5 286.4 312.8 0.40 7 301 9048 -49.1 -52.1 71 3.0 -49.2 315 31 315.8 315.9 287.5 316.2 0.10 8 300 9070 -49.1 -52.1 71 3.0 -49.2 315 29 316.1 316.2 287.6 316.5 0.10 9 250 10290 -44.1 -59.1 17 15.0 -44.7 300 13 340.5 340.5 294.5 340.7 0.05 10 200 11780 -46.5 -63.5 13 17.0 -47.1 285 11 359.1 359.1 298.5 359.3 0.04 11 150 13680 -50.5 -82.5 1 32.0 -51.1 270 27 383.1 383.1 302.8 383.1 0.00 12 100 16290 -54.9 -85.9 1 31.0 -55.5 225 5 421.7 421.7 307.9 421.7 0.00 TRP 301 9048 -49.1 -52.1 71 3.0 -49.2 315 31 315.8 315.9 287.5 316.2 0.10 WND Sounding variables and indices 1000-500 mb thick: 5435.00 m Freezing level: 817.74 mb = 1735.40 m = 5693.49 ft Wetbulb zero: 823.72 mb = 1653.25 m = 5423.99 ft Precipitable water: 0.75 inches Sfc-500 mean rel hum: 72.48 % Est. max temperature: 15.54 C = 59.97 F Sfc-Lift cond lev (LCL): 934.08 mb = 633.55 m = 2078.54 ft T: 8.18 C 700-500 lapse rate: 4.93 C/km ThetaE index: 5.30 C Layer 850.0- 500.0 mb Conv cond level (CCL): 906.40 mb = 880.55 m = 2888.91 ft Mean mixing ratio: 6.53 g/kg Conv temperature: 14.64 C = 58.35 F Cap Strength: 0.27 C Lifted Index: 5.51 C Risk: None Lifted Index @300 mb: 7.95 C Lifted Index @700 mb: -0.73 C Showalter Index: 6.97 C Risk: None Total Totals Index: 43.80 C Risk: None Vertical Totals Index: 21.90 C Cross Totals Index: 21.90 C K Index: 16.90 Risk: < 20 % chance of thunderstorms Sweat Index: 95.00 Risk: None Energy Index: 1.79 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 65.76 J/kg Max Up Vert Vel: 11.47 m/s Conv Inhibition (B-): 1.13 J/kg Cap Strength: 5.44 C Lift Cond Lev (LCL): 911.44 mb = 835.38 m = 2740.71 ft Lev Free Conv (LFC): 896.44 mb = 970.60 m = 3184.34 ft Equ Level (EL): 666.44 mb = 3318.13 m = 10886.11 ft B at Equ Level: 65.72 J/kg Max Parcel Lev (MPL): 566.44 mb = 4552.68 m = 14936.42 ft Wind level data Storm motion: 300 at 22 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 1007 9 265 17 16.9 1.5 | 171 12 -2.0 12.2 1 1000 65 265 19 18.9 1.7 | 180 12 -0.0 12.4 2 925 715 270 23 23.0 -0.0 | 201 11 4.1 10.8 3 850 1404 270 23 23.0 -0.0 | 201 11 4.1 10.8 4 700 2945 270 40 40.0 -0.0 | 243 24 21.1 10.8 5 500 5500 270 25 25.0 -0.0 | 209 12 6.1 10.8 6 400 7120 245 9 8.2 3.8 | 143 18 -10.8 14.6 7 301 9048 315 31 21.9 -21.9 | 345 12 3.0 -11.2 8 300 9070 315 29 20.5 -20.5 | 351 10 1.6 -9.8 9 250 10290 300 13 11.3 -6.5 | 119 9 -7.7 4.3 10 200 11780 285 11 10.6 -2.8 | 134 11 -8.3 7.9 11 150 13680 270 27 27.0 -0.0 | 217 13 8.1 10.8 12 100 16290 225 5 3.5 3.5 | 133 21 -15.4 14.3 Wind Parameters Mean winds (0-6000m): 269.6 at 29.0 knts Storm direction: 299.6 at 21.8 knts Shear (0-3000m) pos: 1.1 neg: 2.9 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 71.9 deg Storm rel helicity (0-3000m) pos: 67.3 neg: 0.0 tot: 67.3 m^2/s^2 ave: 22.4 10^-3 m/s^2 rel: 0.76 Storm rel vorticity (0-3000m) horiz: 3.9 stream: 3.0 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 6.08 Bulk Shear: 10.81 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 ------------------------------------------------------------------------------- 500 267 20 185 12| 5.0 0.0 5.0| 15.7 0.0 15.7 31.4 0.98| 5.1 5.0 1000 268 21 192 12| 3.2 0.0 3.2| 20.0 0.0 20.0 20.0 0.99| 3.3 3.2 1500 269 22 195 12| 2.1 0.4 2.5| 23.3 0.0 23.3 15.5 0.98| 2.6 2.5 2000 269 23 201 12| 1.6 1.7 3.3| 39.0 0.0 39.0 19.5 0.90| 3.4 3.0 2500 269 25 209 13| 1.3 2.5 3.8| 54.7 0.0 54.7 21.9 0.82| 3.8 3.1 3000 270 27 217 14| 1.1 2.9 3.9| 67.3 0.0 67.3 22.4 0.76| 3.9 3.0 4000 270 30 224 15| 0.8 1.4 2.2| 67.3 -16.7 50.6 12.6 0.50| 3.7 1.9 5000 270 30 225 15| 0.6 0.5 1.1| 67.3 -33.4 33.9 6.8 0.30| 3.6 1.1 6000 270 29 223 15| 0.5 0.4 0.9| 67.3 -61.2 6.1 1.0 0.05| 3.7 0.2 Wrote GIF file: /home/apache/climate/data/raob//LFKJ/skewt/LFKJ.skewt.20250417.12.gif