* WHAT...Up to one half foot of inundation above ground level expected in low-lying areas near shorelines and tidal waterways (3.2 to 11.6 feet Mean Lower Low Water). * WHERE...Barnstable MA and Nantucket MA Counties. * WHEN...Friday afternoon. * IMPACTS...Roads remain passable. Low lying areas and roads near Nantucket Harbor, including Easy Street, may experience pockets of shallow flooding less than one foot deep. * ADDITIONAL DETAILS...Splashover and very minor coastal flooding are possible during the Friday afternoon high tide along north facing beaches on Cape Cod Bay as well as Nantucket sound. No significant impacts are expected and any splashover/very minor coastal flooding will be quite short- lived, no more than an hour on either side of high tide.