UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042112.upa.cvt Date: 1200Z 21 APR 25 Searching for LFKJ... Searching the city database file for: LFKJ ... Date:1200Z 21 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 1013 9 16.2 13.3 83 2.9 14.4 190 5 288.3 290.0 287.1 314.9 9.51 1 1000 111 14.4 12.8 90 1.6 13.4 195 3 287.5 289.2 286.6 313.6 9.32 2 925 766 10.4 9.5 94 0.9 9.9 30 3 289.9 291.4 286.3 312.8 8.08 3 850 1466 6.6 4.6 87 2.0 5.5 325 9 293.1 294.2 285.7 311.1 6.26 4 700 3034 -2.9 -3.2 98 0.3 -3.0 150 11 299.3 300.1 286.1 312.2 4.31 5 500 5620 -18.5 -20.4 85 1.9 -19.0 75 3 310.5 310.8 287.2 315.4 1.51 6 400 7250 -30.5 -36.5 56 6.0 -31.2 215 7 315.3 315.4 287.7 316.8 0.42 7 300 9210 -48.3 -57.3 35 9.0 -48.6 200 19 317.3 317.3 287.9 317.5 0.06 8 250 10390 -58.3 -62.8 56 4.5 -58.4 195 9 319.4 319.4 288.6 319.5 0.03 9 233 10830 -61.5 -65.6 58 4.1 -61.6 150 11 321.0 321.0 289.1 321.1 0.02 10 200 11790 -56.1 -70.1 16 14.0 -56.3 265 19 343.9 343.9 295.3 344.0 0.02 11 150 13650 -52.3 -67.3 15 15.0 -52.7 280 21 380.0 380.0 302.3 380.1 0.03 12 100 16250 -54.7 -85.7 1 31.0 -55.2 270 27 422.0 422.0 308.0 422.1 0.00 TRP 233 10830 -61.5 -65.6 58 4.1 -61.6 150 11 321.0 321.0 289.1 321.1 0.02 WND Sounding variables and indices 1000-500 mb thick: 5509.00 m Freezing level: 745.79 mb = 2555.35 m = 8383.58 ft Wetbulb zero: 753.08 mb = 2443.74 m = 8017.42 ft Precipitable water: 1.12 inches Sfc-500 mean rel hum: 91.56 % Est. max temperature: 20.43 C = 68.78 F Sfc-Lift cond lev (LCL): 970.19 mb = 365.30 m = 1198.47 ft T: 12.85 C 700-500 lapse rate: 6.03 C/km ThetaE index: 3.75 C Layer 1000.0- 700.0 mb Conv cond level (CCL): 929.69 mb = 723.53 m = 2373.77 ft Mean mixing ratio: 8.69 g/kg Conv temperature: 17.71 C = 63.88 F Cap Strength: 0.52 C Lifted Index: 1.81 C Risk: Showers probable Lifted Index @300 mb: 3.13 C Lifted Index @700 mb: -0.34 C Showalter Index: 3.10 C Risk: None Total Totals Index: 48.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.10 C Cross Totals Index: 23.10 C K Index: 29.40 Risk: 40-60 % chance of thunderstorms Sweat Index: 76.20 Risk: None Energy Index: 0.82 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 24.89 J/kg Max Up Vert Vel: 7.06 m/s Conv Inhibition (B-): 9.89 J/kg Cap Strength: 1.75 C Lift Cond Lev (LCL): 943.16 mb = 602.64 m = 1977.14 ft Lev Free Conv (LFC): 808.16 mb = 1873.62 m = 6146.99 ft Equ Level (EL): 628.16 mb = 3866.22 m = 12684.28 ft B at Equ Level: 24.77 J/kg Max Parcel Lev (MPL): 528.16 mb = 5198.87 m = 17056.44 ft Wind level data Storm motion: 162 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 1013 9 190 5 0.9 4.9 | 271 2 2.5 -0.1 1 1000 111 195 3 0.8 2.9 | 311 3 2.4 -2.1 2 925 766 30 3 -1.5 -2.6 | 359 8 0.1 -7.6 3 850 1466 325 9 5.2 -7.4 | 331 14 6.8 -12.3 4 700 3034 150 11 -5.5 9.5 | 139 6 -3.9 4.6 5 500 5620 75 3 -2.9 -0.8 | 13 6 -1.3 -5.8 6 400 7250 215 7 4.0 5.7 | 262 6 5.6 0.8 7 300 9210 200 19 6.5 17.9 | 212 15 8.1 12.9 8 250 10390 195 9 2.3 8.7 | 227 5 3.9 3.7 9 233 10830 150 11 -5.5 9.5 | 139 6 -3.9 4.6 10 200 11790 265 19 18.9 1.7 | 279 21 20.5 -3.3 11 150 13650 280 21 20.7 -3.6 | 291 24 22.3 -8.6 12 100 16250 270 27 27.0 -0.0 | 280 29 28.6 -5.0 Wind Parameters Mean winds (0-6000m): 132.2 at 7.0 knts Storm direction: 162.2 at 5.2 knts Shear (0-3000m) pos: 0.0 neg: 1.3 tot: 1.3 10-3/s Storm rel Dir Shear (0-3000m): -126.7 deg Storm rel helicity (0-3000m) pos: 3.4 neg: -94.6 tot: -91.2 m^2/s^2 ave: -30.4 10^-3 m/s^2 rel: -0.63 Storm rel vorticity (0-3000m) horiz: 8.5 stream: -5.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 9.47 Bulk Shear: 2.63 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 ------------------------------------------------------------------------------- 500 162 3 343 2| 0.0 6.2 6.2| 3.4 0.0 3.4 6.7 0.68| 7.5 5.1 1000 46 3 6 7| 0.0 5.2 5.2| 3.4 -5.2 -1.9 -1.9 0.17| 6.8 1.2 1500 337 5 340 10| 0.0 4.4 4.4| 3.4 -24.5 -21.1 -14.1 -0.17| 7.0 -1.2 2000 313 6 327 11| 0.0 2.5 2.5| 3.4 -55.4 -52.1 -26.0 -0.42| 7.6 -3.2 2500 288 7 312 11| 0.0 1.2 1.2| 3.4 -78.3 -75.0 -30.0 -0.54| 8.1 -4.4 3000 311 7 324 12| 0.0 1.3 1.3| 3.4 -94.6 -91.2 -30.4 -0.63| 8.5 -5.4 4000 137 8 101 4| 0.0 1.0 1.0| 3.4-103.3 -99.9 -25.0 -0.67| 7.2 -4.8 5000 132 8 91 4| 0.0 0.8 0.8| 3.4-109.7-106.4 -21.3 -0.69| 6.2 -4.3 6000 132 7 85 4| 0.2 0.6 0.8| 5.4-113.2-107.7 -18.0 -0.66| 5.6 -3.6 Wrote GIF file: /home/apache/climate/data/raob//LFKJ/skewt/LFKJ.skewt.20250421.12.gif