UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025060611.upa.cvt Date: 1100Z 6 JUN 25 Searching for FSSS... Searching the city database file for: FSSS ... Date:1100Z 6 JUN 25 Station: FSSS WMO ident: 63985 Latitude: -4.68 Longitude: 55.53 Elevation: 4.00 ------------------------------------------------------------------------------- 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 1011 4 29.4 24.7 76 4.7 25.9 170 7 301.6 305.2 298.7 359.9 19.73 1 1000 104 27.0 24.2 85 2.8 24.9 170 9 300.1 303.7 298.1 357.0 19.35 2 925 790 22.0 21.0 94 1.0 21.3 190 12 301.8 305.0 297.1 352.5 17.17 3 850 1525 19.2 16.8 86 2.4 17.5 180 9 306.3 308.9 296.4 349.2 14.31 4 700 3172 10.4 4.4 66 6.0 6.9 290 6 314.0 315.4 293.7 337.5 7.51 5 500 5890 -5.9 -13.9 53 8.0 -9.1 75 8 325.8 326.4 293.0 334.7 2.61 6 400 7600 -15.3 -33.3 20 18.0 -19.2 80 8 335.1 335.2 293.6 337.3 0.58 7 300 9720 -29.9 -47.9 16 18.0 -31.8 35 5 343.2 343.3 295.3 343.9 0.17 8 250 10990 -40.5 -47.5 47 7.0 -41.1 90 18 345.9 345.9 295.9 346.7 0.21 9 200 12470 -52.7 -58.7 48 6.0 -52.9 115 37 349.3 349.3 296.5 349.6 0.07 10 150 14250 -68.3 -75.3 36 7.0 -68.4 105 38 352.4 352.4 297.1 352.5 0.01 11 109 16117 -79.7 -82.9 59 3.2 -79.7 95 26 364.6 364.6 299.6 364.7 0.00 12 100 16610 -77.1 -86.1 22 9.0 -77.1 110 20 378.8 378.8 302.1 378.8 0.00 TRP 109 16117 -79.7 -82.9 59 3.2 -79.7 95 26 364.6 364.6 299.6 364.7 0.00 WND Sounding variables and indices 1000-500 mb thick: 5786.00 m Freezing level: 572.39 mb = 4906.18 m = 16096.21 ft Wetbulb zero: 613.72 mb = 4234.55 m = 13892.72 ft Precipitable water: 2.21 inches Sfc-500 mean rel hum: 71.51 % Est. max temperature: 33.39 C = 92.10 F Sfc-Lift cond lev (LCL): 944.90 mb = 602.72 m = 1977.42 ft T: 23.36 C 700-500 lapse rate: 6.00 C/km ThetaE index: 25.18 C Layer 1000.0- 400.0 mb Conv cond level (CCL): 922.07 mb = 817.58 m = 2682.30 ft Mean mixing ratio: 18.19 g/kg Conv temperature: 29.77 C = 85.59 F Cap Strength: 0.46 C Lifted Index: -4.60 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -4.08 C Lifted Index @700 mb: -1.46 C Showalter Index: -2.64 C Risk: Severe thunderstorms possible Total Totals Index: 47.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.10 C Cross Totals Index: 22.70 C K Index: 35.90 Risk: > 80 % chance of thunderstorms Sweat Index: 227.60 Risk: None Energy Index: -2.86 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1613.54 J/kg Max Up Vert Vel: 56.81 m/s Conv Inhibition (B-): 8.83 J/kg Cap Strength: 0.46 C Lift Cond Lev (LCL): 933.56 mb = 708.98 m = 2326.03 ft Lev Free Conv (LFC): 818.56 mb = 1844.76 m = 6052.28 ft Equ Level (EL): 138.56 mb = 14714.13 m = 48274.13 ft B at Equ Level: 1604.23 J/kg Wind level data Storm motion: 216 at 6 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 1011 4 170 7 -1.2 6.9 | 114 5 -4.7 2.1 1 1000 104 170 9 -1.6 8.9 | 128 6 -5.1 4.0 2 925 790 190 12 2.1 11.8 | 168 7 -1.4 7.0 3 850 1525 180 9 0.0 9.0 | 140 5 -3.5 4.2 4 700 3172 290 6 5.6 -2.1 | 343 7 2.1 -6.9 5 500 5890 75 8 -7.7 -2.1 | 58 13 -11.2 -6.9 6 400 7600 80 8 -7.9 -1.4 | 61 13 -11.4 -6.2 7 300 9720 35 5 -2.9 -4.1 | 36 11 -6.4 -8.9 8 250 10990 90 18 -18.0 0.0 | 77 22 -21.5 -4.8 9 200 12470 115 37 -33.5 15.6 | 106 39 -37.1 10.8 10 150 14250 105 38 -36.7 9.8 | 97 41 -40.2 5.0 11 109 16117 95 26 -25.9 2.3 | 85 30 -29.4 -2.6 12 100 16610 110 20 -18.8 6.8 | 95 22 -22.3 2.0 Wind Parameters Mean winds (0-6000m): 186.1 at 8.0 knts Storm direction: 216.1 at 6.0 knts Shear (0-3000m) pos: 1.8 neg: 0.4 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): -138.7 deg Storm rel helicity (0-3000m) pos: 20.1 neg: -4.8 tot: 15.2 m^2/s^2 ave: 5.1 10^-3 m/s^2 rel: 0.58 Storm rel vorticity (0-3000m) horiz: 4.0 stream: 2.3 10^-3/s Energy-Hel index: 0.14 Bulk Rich Number: 2400.23 Bulk Shear: 0.67 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 ------------------------------------------------------------------------------- 500 175 10 137 6| 4.3 0.0 4.3| 6.9 0.0 6.9 13.8 0.89| 4.8 4.3 1000 182 10 151 6| 2.5 0.0 2.5| 10.5 -1.5 9.0 9.0 0.69| 3.9 2.7 1500 183 10 152 6| 1.7 0.8 2.5| 10.5 -4.8 5.7 3.8 0.32| 3.4 1.1 2000 185 10 153 6| 1.8 0.6 2.4| 13.8 -4.8 8.9 4.5 0.45| 3.8 1.7 2500 191 9 158 5| 1.9 0.5 2.4| 16.3 -4.8 11.5 4.6 0.56| 4.0 2.2 3000 194 9 162 4| 1.8 0.4 2.2| 20.1 -4.8 15.2 5.1 0.58| 4.0 2.3 4000 206 8 184 3| 1.6 0.3 1.9| 29.9 -4.8 25.0 6.3 0.60| 3.8 2.3 5000 210 8 193 2| 1.2 0.2 1.4| 49.4 -4.8 44.5 8.9 0.66| 3.7 2.5 6000 186 8 139 4| 0.7 0.2 0.9| 72.0 -4.8 67.1 11.2 0.71| 3.7 2.6 Wrote GIF file: /home/apache/climate/data/raob//FSSS/skewt/FSSS.skewt.20250606.11.gif