Marine Weather Message - Issued When Needed
Check the date and area (our area is ANZ251)

WHUS71 KBOX 180856
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
456 AM EDT Sat Oct 18 2025

ANZ251-181000-
/O.CAN.KBOX.SC.Y.0100.000000T0000Z-251019T1200Z/
Massachusetts Bay and Ipswich Bay-
456 AM EDT Sat Oct 18 2025

...SMALL CRAFT ADVISORY IS CANCELLED...

$$

ANZ250-254-255-182200-
/O.CON.KBOX.SC.Y.0100.000000T0000Z-251019T1200Z/
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-
456 AM EDT Sat Oct 18 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT SUNDAY...

* WHAT...Northwest winds 10 to 15 kt and seas 4 to 7 feet.

* WHERE...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 and 
  Coastal Waters extending out to 25 nm South of Marthas 
  Vineyard and Nantucket.

* WHEN...Until 8 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.

&&

$$