Marine Weather Message
Issued by NWS Boston, MA

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714
WHUS71 KBOX 191903
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
303 PM EDT Sat Apr 19 2025

ANZ231-200200-
/O.CON.KBOX.SC.Y.0055.000000T0000Z-250420T0200Z/
Cape Cod Bay-
303 PM EDT Sat Apr 19 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT THIS
EVENING...

* WHAT...Southwest winds 15 to 20 kt with gusts up to 25 kt and
  seas around 4 feet.

* WHERE...Cape Cod Bay.

* WHEN...Until 10 PM EDT this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

ANZ232-234-200500-
/O.CON.KBOX.SC.Y.0055.000000T0000Z-250420T0500Z/
Nantucket Sound-Buzzards Bay-
303 PM EDT Sat Apr 19 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 AM EDT SUNDAY...

* WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and
  seas 3 to 5 feet.

* WHERE...Nantucket Sound and Buzzards Bay.

* WHEN...Until 1 AM EDT Sunday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

ANZ233-200815-
/O.CON.KBOX.SC.Y.0055.000000T0000Z-250420T1100Z/
Vineyard Sound-
303 PM EDT Sat Apr 19 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EDT SUNDAY...

* WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and
  seas 4 to 6 feet.

* WHERE...Vineyard Sound.

* WHEN...Until 7 AM EDT Sunday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

ANZ235-237-250-254>256-200815-
/O.CON.KBOX.SC.Y.0055.000000T0000Z-250420T2300Z/
Rhode Island Sound-Block Island Sound-
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
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-
303 PM EDT Sat Apr 19 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EDT SUNDAY...

* WHAT...West winds 15 to 25 kt with gusts up to 30 kt and seas
  5 to 8 feet.

* WHERE...Portions of Massachusetts coastal waters and Rhode
  Island coastal waters.

* WHEN...Until 7 PM EDT Sunday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

ANZ251-192300-
/O.CON.KBOX.SC.Y.0055.000000T0000Z-250419T2300Z/
Massachusetts Bay and Ipswich Bay-
303 PM EDT Sat Apr 19 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EDT THIS
EVENING...

* WHAT...Southwest winds 15 to 20 kt with gusts up to 25 kt and
  seas 2 to 4 feet.

* WHERE...Massachusetts Bay and Ipswich Bay.

* WHEN...Until 7 PM EDT this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

ANZ230-192300-
/O.CON.KBOX.SC.Y.0055.000000T0000Z-250419T2300Z/
Boston Harbor-
303 PM EDT Sat Apr 19 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EDT THIS
EVENING...

* WHAT...Southwest winds around 15 kt with gusts up to 25 kt and
  waves around 2 feet.

* WHERE...Boston Harbor.

* WHEN...Until 7 PM EDT this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

ANZ236-200500-
/O.CON.KBOX.SC.Y.0055.000000T0000Z-250420T0500Z/
Narragansett Bay-
303 PM EDT Sat Apr 19 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 AM EDT SUNDAY...

* WHAT...Southwest winds 10 to 20 kt with gusts up to 25 kt and
  waves 4 to 6 feet.

* WHERE...Narragansett Bay.

* WHEN...Until 1 AM EDT Sunday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$