Aviation Forecast Discussions Data
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(EXTRACTED FROM FXUS66 KSEW 161204)


    South to southwesterly flow aloft will continue through
    today as an upper level trough lingers over the area. Residual
    moisture will keep spotty showers through today, though not
    everywhere will see precipitation, best chance of light rain will be
    during the afternoon and evening hours. Ceilings will continue to
    fluctuate between VFR and MVFR through the morning with mainly MVFR
    cigs by afternoon. Surface winds will mainly be light to 10 knots
    through today.
    
    KSEA...VFR cigs currently are expected to drop to MVFR by late
    morning. A few spotty showers around this morning with light rain
    possible during the afternoon. Fluctuation between VFR and MVFR cigs
    expected Saturday night into Sunday morning. Winds generally under
    10 kts. JD