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Active official alertUpdated

Small Craft Advisory for Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket; Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island

Official alert fields

What you need to know

Effective
Ends or expires
Official severity
Minor
Official urgency
Expected
Official certainty
Likely

What is happening

What: For the first Small Craft Advisory, northeast winds 10 to 20 kt and seas 3 to 5 feet. For the second Small Craft Advisory, southwest winds 15 to 20 kt with gusts up to 25 kt and seas 4 to 7 feet expected. Impacts: Conditions will be hazardous to small craft. Where: In Massachusetts coastal waters, Coastal...

What the bulletin says to do

Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.

Full official description

Bulletin details

* WHAT...For the first Small Craft Advisory, northeast winds 10 to 20 kt and seas 3 to 5 feet. For the second Small Craft Advisory, southwest winds 15 to 20 kt with gusts up to 25 kt and seas 4 to 7 feet expected. * WHERE...In Massachusetts coastal waters, Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket. In Rhode Island coastal waters, Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island. * WHEN...For the first Small Craft Advisory, until 8 AM EDT this morning. For the second Small Craft Advisory, from 1 AM to 8 PM EDT Wednesday. * IMPACTS...Conditions will be hazardous to small craft.

Official geometry where available

Alert boundary

Lifecycle record

Official revisions

1 captured
  1. Alert

    Small Craft Advisory issued October 13 at 2:00AM EDT until October 14 at 8:00PM EDT by NWS Boston/Norton MA

    Official revision

Source and limitations

Publisher: Weather Alert Watch. Primary source: NWS Boston/Norton MA. This page reorganizes official fields and does not add a forecast or expand the affected area.

CAP status
Actual
Message type
Alert
Last collected
Methodology and corrections