Aviation Forecast Discussions Data
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    Forecaster Confidence Levels:
    Low - less than 30 percent.
    Medium - 30 to 60 percent.
    High - greater than 60 percent.
    18z TAF Update:
    Thru 00z...high confidence.
    VFR with marginal MVFR cigs along the immediate eastern MA
    coast, including Cape Cod and the Islands. Light NNW wind
    trending WNW.
    After 00z...high confidence.
    VFR, dry runways and light NW winds trending west late.
    Thursday...high confidence.
    VFR, dry and light west wind, becoming SW in the afternoon and
    increasing 15-20 kt late in the day, with gusts up to 30 kt
    across the Cape and Islands.
    Thursday night...moderate confidence.
    VFR, dry with SW winds 15-25 kt at 00z, then veering to west and
    northwest overnight. A few snow squalls possible 06z-12z with
    MVFR conditions. This is something we need to monitor.
    KBOS Terminal...high confidence except on winds thru 00z. Light
    SE wind at 18z, may trend to WNW by 19z/20z, but low
    KBDL Terminal...High confidence in TAF.
    Outlook /Friday through Monday/...
    Friday through Friday Night: VFR. Strong winds with gusts up to
    45 kt.
    Saturday: VFR. Windy with gusts up to 35 kt.
    Saturday Night: VFR. Windy with areas of gusts up to 30 kt.
    Sunday through Sunday Night: VFR. Windy with gusts up to 35 kt.
    Monday: VFR. Breezy.