UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025060311.upa.cvt Date: 1100Z 3 JUN 25 Searching for FSSS... Searching the city database file for: FSSS ... Date:1100Z 3 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 1010 4 27.8 24.5 82 3.3 25.4 160 16 300.1 303.7 298.2 357.4 19.51 1 1000 95 26.2 23.8 87 2.4 24.5 155 17 299.4 302.8 297.6 354.6 18.88 2 925 780 21.6 19.8 90 1.8 20.4 145 11 301.4 304.3 296.3 348.2 15.91 3 850 1512 18.0 14.7 81 3.3 15.8 135 10 305.0 307.3 294.8 342.3 12.47 4 700 3156 10.2 5.2 71 5.0 7.2 160 16 313.8 315.3 294.0 338.6 7.95 5 500 5880 -5.9 -8.5 82 2.6 -7.1 55 3 325.8 326.6 294.1 339.3 4.03 6 400 7600 -16.3 -29.3 32 13.0 -19.4 70 9 333.8 334.0 293.6 336.9 0.85 7 300 9710 -30.9 -52.9 10 22.0 -32.8 315 7 341.8 341.8 294.8 342.2 0.09 8 250 10970 -40.1 -57.1 15 17.0 -41.1 45 13 346.4 346.5 295.9 346.7 0.07 9 200 12460 -51.9 -62.9 26 11.0 -52.2 50 36 350.6 350.6 296.8 350.8 0.04 10 150 14250 -67.3 -73.3 42 6.0 -67.4 50 54 354.2 354.2 297.5 354.2 0.01 11 145 14454 -68.0 -74.4 39 6.4 -68.1 55 63 356.4 356.4 298.0 356.4 0.01 12 100 16640 -75.9 -86.9 16 11.0 -75.9 240 6 381.1 381.1 302.4 381.1 0.00 TRP WND 145 14454 -68.0 -74.4 39 6.4 -68.1 55 63 356.4 356.4 298.0 356.4 0.01 Sounding variables and indices 1000-500 mb thick: 5785.00 m Freezing level: 573.29 mb = 4881.76 m = 16016.09 ft Wetbulb zero: 598.90 mb = 4418.77 m = 14497.11 ft Precipitable water: 2.20 inches Sfc-500 mean rel hum: 78.81 % Est. max temperature: 32.22 C = 90.00 F Sfc-Lift cond lev (LCL): 963.28 mb = 423.75 m = 1390.24 ft T: 23.99 C 700-500 lapse rate: 5.91 C/km ThetaE index: 18.82 C Layer 1000.0- 500.0 mb Conv cond level (CCL): 908.59 mb = 934.92 m = 3067.29 ft Mean mixing ratio: 17.28 g/kg Conv temperature: 29.87 C = 85.76 F Cap Strength: 0.70 C Lifted Index: -3.40 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.20 C Lifted Index @700 mb: -0.72 C Showalter Index: -0.03 C Risk: Thunderstorms probable Total Totals Index: 44.50 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.90 C Cross Totals Index: 20.60 C K Index: 33.60 Risk: 60-80 % chance of thunderstorms Sweat Index: 199.40 Risk: None Energy Index: -0.61 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 976.88 J/kg Max Up Vert Vel: 44.20 m/s Conv Inhibition (B-): 7.41 J/kg Cap Strength: 0.70 C Lift Cond Lev (LCL): 930.57 mb = 727.24 m = 2385.94 ft Lev Free Conv (LFC): 845.57 mb = 1556.24 m = 5105.70 ft Equ Level (EL): 195.57 mb = 12599.34 m = 41335.90 ft B at Equ Level: 975.52 J/kg Max Parcel Lev (MPL): 105.57 mb = 16321.00 m = 53545.93 ft Wind level data Storm motion: 179 at 8 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 1010 4 160 16 -5.5 15.0 | 142 9 -5.3 6.8 1 1000 95 155 17 -7.2 15.4 | 136 10 -7.0 7.1 2 925 780 145 11 -6.3 9.0 | 97 6 -6.1 0.7 3 850 1512 135 10 -7.1 7.1 | 80 7 -6.9 -1.2 4 700 3156 160 16 -5.5 15.0 | 142 9 -5.3 6.8 5 500 5880 55 3 -2.5 -1.7 | 13 10 -2.3 -10.0 6 400 7600 70 9 -8.5 -3.1 | 36 14 -8.3 -11.3 7 300 9710 315 7 4.9 -4.9 | 339 14 5.1 -13.2 8 250 10970 45 13 -9.2 -9.2 | 27 20 -9.0 -17.5 9 200 12460 50 36 -27.6 -23.1 | 41 42 -27.4 -31.4 10 150 14250 50 54 -41.4 -34.7 | 44 60 -41.2 -43.0 11 145 14454 55 63 -51.6 -36.1 | 49 68 -51.4 -44.4 12 100 16640 240 6 5.2 3.0 | 314 8 5.4 -5.3 Wind Parameters Mean winds (0-6000m): 148.6 at 11.0 knts Storm direction: 178.6 at 8.3 knts Shear (0-3000m) pos: 1.3 neg: 1.4 tot: 2.6 10-3/s Storm rel Dir Shear (0-3000m): -5.3 deg Storm rel helicity (0-3000m) pos: 14.2 neg: -16.6 tot: -2.4 m^2/s^2 ave: -0.8 10^-3 m/s^2 rel: -0.05 Storm rel vorticity (0-3000m) horiz: 3.0 stream: -0.2 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 357.70 Bulk Shear: 2.73 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 ------------------------------------------------------------------------------- 500 153 15 129 9| 0.0 3.9 3.9| 0.0 -9.3 -9.3 -18.6 -0.72| 5.7 -4.1 1000 150 14 118 7| 0.0 3.5 3.5| 0.0 -14.3 -14.3 -14.3 -0.78| 4.5 -3.5 1500 147 12 108 7| 0.0 2.8 2.8| 0.0 -16.6 -16.6 -11.0 -0.80| 3.5 -2.8 2000 145 12 104 7| 0.6 2.1 2.7| 4.2 -16.6 -12.4 -6.2 -0.47| 3.2 -1.5 2500 146 12 105 7| 1.0 1.7 2.6| 8.9 -16.6 -7.7 -3.1 -0.23| 3.1 -0.7 3000 148 13 110 7| 1.3 1.4 2.6| 14.2 -16.6 -2.4 -0.8 -0.05| 3.0 -0.2 4000 148 13 113 7| 0.9 2.0 3.0| 15.3 -36.4 -21.1 -5.3 -0.33| 3.5 -1.2 5000 146 12 106 7| 0.8 2.3 3.1| 15.3 -57.7 -42.4 -8.5 -0.48| 3.6 -1.7 6000 149 11 102 6| 0.6 2.1 2.7| 16.0 -72.0 -56.0 -9.3 -0.54| 3.5 -1.8 Wrote GIF file: /home/apache/climate/data/raob//FSSS/skewt/FSSS.skewt.20250603.11.gif