Coastal Flood Warning Issued for Eastern Plymouth, Barnstable, Dukes, and Nantucket Counties
This alert is no longer in effect.
NOAA issued it on April 6, 2026, 4 months ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).
Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.
The National Weather Service has issued a Coastal Flood Warning for coastal Massachusetts, with 2 to 3 feet of inundation expected early Monday morning.
Read this weather record in 30 seconds
- Record type
- Coastal Flood Warning
- Affected area
- Coastal Massachusetts
- Issued
- April 6, 2026
- Issuing authority
- NWS Boston Norton
Flood notices turn on location and timing. Treat the named area as this record's scope; do not assume nearby counties, parishes, or waterways were included.
Record status: historical. It was issued 4 months ago; use the issuing agency's live warning service for current conditions in Coastal Massachusetts.
Alert Details
The National Weather Service in Boston/Norton MA has issued a Coastal Flood Warning for several coastal regions in Massachusetts. The alert was issued on February 21 and remains in effect through the morning of February 23. This warning indicates that significant coastal flooding is likely to occur during the specified time window.
Affected Areas
The warning covers the following geographic regions:
- Eastern Plymouth MA
- Barnstable MA
- Dukes MA
- Nantucket MA
Specific areas mentioned include Nantucket Harbor, Edgartown Harbor, Vineyard Haven, and Oak Bluffs.
Expected Conditions
Residents should prepare for two to three feet of inundation above ground level in low-lying areas near shorelines and tidal waterways. This measurement corresponds to 4.5 to 13.5 feet Mean Lower Low Water.
Significant impacts to local infrastructure are expected:
- Nantucket: Easy Street, South Beach Street, Easton Street, Walsh Street, Willard Street, and Straight Wharf will likely become impassable. Access to ferry terminals will be affected.
- Edgartown Harbor: Chappy Ferry Dock and Dock Street will see flooding 1 to 3 feet deep.
- Vineyard Haven: Five Corners, Beach Road, and Water Street are expected to become impassable.
- Oak Bluffs: Flooding will affect East Chop Drive, Sea View Avenue, and Lake Avenue near the harbor, with the potential for debris to wash onto roadways.
Timeline
The Coastal Flood Warning is specifically in effect from 1:00 AM to 7:00 AM EST on Monday, February 23.
What You Should Do
Authorities advise residents to take the necessary actions to protect flood-prone property. If travel is required, do not drive around barricades or through water of unknown depth. Avoid areas where flooding is occurring.
Original source: NOAA Official Notice ↗
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