Severe · Storm WatchActive alert
Storm Watch issued September 23 at 3:58PM EDT until September 26 at
Affecting Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM
In effect until: Sep 24, 2026, 9:00 AM
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM
Possible impact zone; conditions develop through 9:00 AM.
Mariners should prepare to remain in port, alter course, and/or secure the vessel before the onset of severe conditions.
Read the original bulletin (official text)
* WHAT...For the Small Craft Advisory, northeast winds 20 to 25 kt with gusts up to 30 kt and seas 7 to 9 feet. For the Gale Warning, northeast winds 25 to 35 kt with gusts up to 45 kt and seas 9 to 14 feet expected. For the Storm Watch, northeast winds 30 to 40 kt with gusts up to 50 kt and seas 17 to 22 feet possible. * WHERE...Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM. * WHEN...For the Small Craft Advisory, until 8 PM EDT this evening. For the Gale Warning, from 8 PM this evening to 8 AM EDT Friday. For the Storm Watch, from Friday morning through Saturday evening. * IMPACTS...Storm force winds and hazardous seas could capsize or damage vessels and reduce visibility.
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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™