Atlantic Coast at Gloucester (IN MLLW)

The past week

What floods at each level

• 14 ft

  This extent of flooding is rarely seen and is life threatening. Many coastal roads are impassable with more than 3 feet of water. Deep flooding of low lying coastal areas is expected from Salem and Marblehead through Gloucester to Salisbury. Rough surf will result in significant beach erosion. Significant structural damage is possible. Follow the instructions of local officials.

• 13 ft

  This extent of flooding is rarely seen. Many roads become impassable around high tide. Flooding 2 to 3 feet deep affects many coastal roads on the North Shore from Salem and Marblehead and Gloucester and Newburyport. Rough surf will produce significant beach erosion and debris onto coastal roads.

• 12.5 ft

  Some coastal roads become impassable around high tide. Flooding 1 to 2 feet deep affects roads on the North Shore from Salem and Marblehead to Gloucester to Newburyport. Rough surf will cause beach erosion and send and debris onto coastal roads.

• 12 ft

  Most roads remain passable. Flooding up to one foot deep affects coastal roads on the North Shore from Salem to Gloucester and Newburyport. Rough surf will cause flooding on some coastal roads around the time of high tide due to splashover.

• 11.5 ft

  Roads remain passable. Shallow pockets of flooding less than one foot deep affect more vulnerable coastal roads alog the North Shore from Salem and Gloucester to Newburyport. Rough surf will likely cause some splashover onto coastal roads around the time of high tide.

Highest crests on record

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