UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025060711.upa.cvt Date: 1100Z 7 JUN 25 Searching for FSSS... Searching the city database file for: FSSS ... Date:1100Z 7 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 1012 4 28.8 25.0 80 3.8 26.0 150 15 300.9 304.6 298.7 360.1 20.08 1 1000 108 27.0 24.4 86 2.6 25.1 150 16 300.1 303.7 298.2 357.7 19.59 2 925 794 21.4 20.6 95 0.8 20.8 135 17 301.2 304.3 296.7 350.4 16.74 3 850 1525 17.0 16.2 95 0.8 16.5 130 9 304.0 306.5 295.5 344.9 13.76 4 700 3171 10.6 5.6 71 5.0 7.6 170 3 314.2 315.8 294.3 339.7 8.18 5 500 5890 -5.5 -10.5 68 5.0 -7.7 125 15 326.3 327.0 293.8 337.9 3.44 6 400 7610 -16.1 -22.1 60 6.0 -17.9 230 16 334.1 334.4 294.3 339.9 1.63 7 300 9710 -31.1 -33.1 82 2.0 -31.4 75 2 341.5 341.7 295.4 344.5 0.78 8 250 10980 -41.1 -43.3 79 2.2 -41.3 80 25 345.0 345.0 295.8 346.3 0.33 9 200 12450 -54.1 -59.1 54 5.0 -54.2 90 25 347.1 347.1 296.0 347.4 0.07 10 150 14230 -69.7 -74.7 48 5.0 -69.7 80 42 350.0 350.0 296.7 350.1 0.01 11 117 15701 -73.7 -84.7 17 11.0 -73.7 60 38 368.4 368.4 300.3 368.4 0.00 12 100 16620 -74.3 -87.3 12 13.0 -74.3 25 13 384.2 384.2 302.9 384.2 0.00 TRP 117 15701 -73.7 -84.7 17 11.0 -73.7 60 38 368.4 368.4 300.3 368.4 0.00 WND Sounding variables and indices 1000-500 mb thick: 5782.00 m Freezing level: 568.32 mb = 4961.15 m = 16276.54 ft Wetbulb zero: 600.51 mb = 4409.81 m = 14467.72 ft Precipitable water: 2.35 inches Sfc-500 mean rel hum: 78.85 % Est. max temperature: 31.39 C = 88.50 F Sfc-Lift cond lev (LCL): 958.33 mb = 482.57 m = 1583.21 ft T: 23.94 C 700-500 lapse rate: 5.92 C/km ThetaE index: 22.23 C Layer 1000.0- 400.0 mb Conv cond level (CCL): 933.20 mb = 716.31 m = 2350.07 ft Mean mixing ratio: 18.13 g/kg Conv temperature: 28.96 C = 84.13 F Cap Strength: 0.25 C Lifted Index: -4.00 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -4.93 C Lifted Index @700 mb: -1.08 C Showalter Index: -0.66 C Risk: Thunderstorms probable Total Totals Index: 44.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.50 C Cross Totals Index: 21.70 C K Index: 33.70 Risk: 60-80 % chance of thunderstorms Sweat Index: 227.40 Risk: None Energy Index: -1.41 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1837.77 J/kg Max Up Vert Vel: 60.63 m/s Conv Inhibition (B-): 0.20 J/kg Cap Strength: 0.25 C Lift Cond Lev (LCL): 938.00 mb = 671.23 m = 2202.16 ft Lev Free Conv (LFC): 923.00 mb = 812.74 m = 2666.45 ft Equ Level (EL): 133.00 mb = 14942.49 m = 49023.33 ft B at Equ Level: 1779.54 J/kg Wind level data Storm motion: 166 at 7 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 1012 4 150 15 -7.5 13.0 | 136 8 -5.7 5.9 1 1000 108 150 16 -8.0 13.9 | 138 9 -6.2 6.8 2 925 794 135 17 -12.0 12.0 | 116 11 -10.2 5.0 3 850 1525 130 9 -6.9 5.8 | 76 5 -5.1 -1.3 4 700 3171 170 3 -0.5 3.0 | 343 4 1.3 -4.1 5 500 5890 125 15 -12.3 8.6 | 98 11 -10.5 1.6 6 400 7610 230 16 12.3 10.3 | 257 14 14.0 3.2 7 300 9710 75 2 -1.9 -0.5 | 1 8 -0.1 -7.6 8 250 10980 80 25 -24.6 -4.3 | 63 26 -22.8 -11.4 9 200 12450 90 25 -25.0 0.0 | 73 24 -23.2 -7.0 10 150 14230 80 42 -41.4 -7.3 | 70 42 -39.6 -14.3 11 117 15701 60 38 -32.9 -19.0 | 50 41 -31.1 -26.0 12 100 16620 25 13 -5.5 -11.8 | 11 19 -3.7 -18.8 Wind Parameters Mean winds (0-6000m): 135.8 at 9.7 knts Storm direction: 165.8 at 7.3 knts Shear (0-3000m) pos: 1.1 neg: 1.2 tot: 2.3 10-3/s Storm rel Dir Shear (0-3000m): -150.4 deg Storm rel helicity (0-3000m) pos: 0.5 neg: -24.2 tot: -23.7 m^2/s^2 ave: -7.9 10^-3 m/s^2 rel: -0.65 Storm rel vorticity (0-3000m) horiz: 3.4 stream: -2.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 297.27 Bulk Shear: 6.18 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 ------------------------------------------------------------------------------- 500 146 16 132 10| 0.0 2.9 2.9| 0.5 -5.8 -5.3 -10.5 -0.57| 3.6 -2.1 1000 141 16 124 10| 0.0 2.2 2.2| 0.5 -13.8 -13.3 -13.3 -0.64| 3.9 -2.5 1500 139 15 118 9| 0.0 2.4 2.4| 0.5 -20.8 -20.3 -13.5 -0.65| 4.5 -3.0 2000 138 13 112 8| 0.7 1.8 2.5| 0.5 -21.9 -21.4 -10.7 -0.61| 4.0 -2.5 2500 139 12 107 6| 1.0 1.5 2.4| 0.5 -23.2 -22.7 -9.1 -0.65| 3.7 -2.4 3000 139 11 100 5| 1.1 1.2 2.3| 0.5 -24.2 -23.7 -7.9 -0.65| 3.4 -2.2 4000 141 9 91 4| 0.9 0.6 1.5| 1.5 -24.4 -22.9 -5.7 -0.47| 3.1 -1.5 5000 141 9 89 4| 0.7 0.6 1.3| 2.6 -24.4 -21.8 -4.4 -0.32| 3.0 -1.0 6000 136 10 89 5| 0.4 0.8 1.2| 6.7 -26.1 -19.4 -3.2 -0.24| 3.1 -0.7 Wrote GIF file: /home/apache/climate/data/raob//FSSS/skewt/FSSS.skewt.20250607.11.gif