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Severe · Storm WarningActive alert

Storm Warning issued September 26 at 12:26PM EDT until September 27 at

Affecting Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM; Ocean Waters from Provincetown to Nantucket from 20 to 60 NM

In effect until: Sep 27, 2026, 5:30 AM

Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM; Ocean Waters from Provincetown to Nantucket from 20 to 60 NM

Confirmed; expires 5:30 AM.

Mariners should remain in port, alter course, and/or secure the vessel for severe conditions.

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Read the original bulletin (official text)
* WHAT...East winds 20 to 30 kt with gusts up to 45 kt and seas
10 to 15 feet.

* WHERE...In Massachusetts coastal waters, Coastal waters from
Provincetown MA to Chatham MA to Nantucket MA out 20 NM. In
Atlantic coastal waters, Ocean Waters from Provincetown to
Nantucket from 20 to 60 NM.

* WHEN...Until 10 AM EDT Sunday.

* IMPACTS...Storm force winds and hazardous seas will capsize or
damage vessels and reduce visibility.
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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™