🔵 Minor

Small Craft Advisory

Cape Cod Bay; Nantucket Sound; Vineyard Sound; Buzzards Bay; Rhode Island Sound; Block Island Sound

Small Craft Advisory issued March 19 at 1:08PM EDT until March 21 at 5:00AM EDT by NWS Boston/Norton MA

Alert Description

* WHAT...Southwest winds 15 to 20 kt with gusts up to 30 kt and seas 3 to 5 feet expected. * WHERE...Portions of Massachusetts coastal waters and Rhode Island coastal waters. * WHEN...From 8 PM Friday to 5 AM EDT Saturday. * IMPACTS...Conditions will be hazardous to small craft.

Safety Instructions

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

Time Information

Effective

Mar 21, 2026, 12:00 AM

Expires

Mar 20, 2026, 6:15 AM

Issued

Mar 19, 2026, 5:08 PM

Alert Details

Severity

Minor

Urgency

Expected

Certainty

Likely

Issued By

NWS Boston/Norton MA

National Weather Service