Update: Coastal flood advisory for 7 Massachusetts counties for Sunday - masslive.com

The National Weather Service issued an updated coastal flood advisory for seven Massachusetts counties, including Nantucket, effective Sunday afternoon from 2 p.m. to 6 p.m.

The advisory warns of up to one foot of water inundation in low-lying coastal areas and near tidal waterways across Essex, Suffolk, Norfolk, Plymouth, Barnstable, Dukes, and Nantucket counties. While roads will remain passable, shallow flooding may affect vulnerable coastal routes, particularly along the North Shore and around Nantucket Harbor.

• Up to one foot of flooding expected in shoreline and tidal waterway areas
• North Shore roads from Salem to Newburyport may experience shallow water pockets
• Nantucket Harbor areas, including Easy Street, face potential flooding risks
• Residents advised to avoid driving through barricaded areas or unknown water depths