Last Updated: 2021-04-20 14:09:43 EDT


WHUS71 KBOX 200809

MWWBOX

URGENT - MARINE WEATHER MESSAGE

National Weather Service Boston/Norton MA

409 AM EDT Tue Apr 20 2021
ANZ230-202115-

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Boston Harbor-

409 AM EDT Tue Apr 20 2021
...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO

8 PM EDT THIS EVENING...

...GALE WATCH IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY

EVENING...
* WHAT...For the Small Craft Advisory, southwest winds 10 to 15

  kt with gusts up to 25 kt and waves 1 to 2 feet expected. For

  the Gale Watch, west winds 20 to 25 kt with gusts up to 35 kt

  and waves around 2 feet possible.
* WHERE...Boston Harbor.
* WHEN...For the Small Craft Advisory, from 1 PM this afternoon

  to 8 PM EDT this evening. For the Gale Watch, from Thursday

  morning through Thursday evening.
* IMPACTS...Strong winds can cause hazardous waves which could

  capsize or damage vessels and reduce visibility.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Mariners should consider altering plans to avoid possible

hazardous conditions.  Remain in port, seek safe harbor, alter

course, and/or secure the vessel for severe wind and seas.
&&
$$
ANZ236-202115-

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Narragansett Bay-

409 AM EDT Tue Apr 20 2021
...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO

8 PM EDT THIS EVENING...

...GALE WATCH IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY

EVENING...
* WHAT...For the Small Craft Advisory, southwest winds 10 to 15

  kt with gusts up to 25 kt and waves 1 to 2 feet expected. For

  the Gale Watch, west winds 20 to 25 kt with gusts up to 35 kt

  and waves around 3 feet possible.
* WHERE...Narragansett Bay.
* WHEN...For the Small Craft Advisory, from 1 PM this afternoon

  to 8 PM EDT this evening. For the Gale Watch, from Thursday

  morning through Thursday evening.
* IMPACTS...Strong winds can cause hazardous waves which could

  capsize or damage vessels and reduce visibility.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Mariners should consider altering plans to avoid possible

hazardous conditions.  Remain in port, seek safe harbor, alter

course, and/or secure the vessel for severe wind and waves.
&&
$$
ANZ232>234-202115-

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Nantucket Sound-Vineyard Sound-Buzzards Bay-

409 AM EDT Tue Apr 20 2021
...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO

8 PM EDT THIS EVENING...

...GALE WATCH IN EFFECT FROM LATE WEDNESDAY NIGHT THROUGH

THURSDAY EVENING...
* WHAT...For the Small Craft Advisory, southwest winds 15 to 20

  kt with gusts up to 25 kt and seas 2 to 3 feet expected. For

  the Gale Watch, west winds 25 to 30 kt with gusts up to 35 kt

  and seas 4 to 7 feet possible.
* WHERE...Nantucket Sound, Vineyard Sound and Buzzards Bay.
* WHEN...For the Small Craft Advisory, from 1 PM this afternoon

  to 8 PM EDT this evening. For the Gale Watch, from late

  Wednesday night through Thursday evening.
* IMPACTS...Strong winds can cause hazardous seas which could

  capsize or damage vessels and reduce visibility.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Mariners should consider altering plans to avoid possible

hazardous conditions.  Remain in port, seek safe harbor, alter

course, and/or secure the vessel for severe wind and waves.
&&
$$
ANZ235-237-202115-

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Rhode Island Sound-Block Island Sound-

409 AM EDT Tue Apr 20 2021
...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO

8 PM EDT THIS EVENING...

...GALE WATCH IN EFFECT FROM LATE WEDNESDAY NIGHT THROUGH

THURSDAY EVENING...
* WHAT...For the Small Craft Advisory, southwest winds 15 to 20

  kt with gusts up to 25 kt and seas 2 to 4 feet expected. For

  the Gale Watch, west winds 20 to 30 kt with gusts up to 35 kt

  and seas 5 to 8 feet possible.
* WHERE...Rhode Island Sound and Block Island Sound.
* WHEN...For the Small Craft Advisory, from 1 PM this afternoon

  to 8 PM EDT this evening. For the Gale Watch, from late

  Wednesday night through Thursday evening.
* IMPACTS...Strong winds can cause hazardous seas which could

  capsize or damage vessels and reduce visibility.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Mariners should consider altering plans to avoid possible

hazardous conditions.  Remain in port, seek safe harbor, alter

course, and/or secure the vessel for severe wind and seas.
&&
$$
ANZ256-202115-

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Coastal Waters from Montauk NY to Marthas Vineyard extending out

to 20 nm South of Block Island-

409 AM EDT Tue Apr 20 2021
...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO

8 PM EDT THIS EVENING...

...GALE WATCH IN EFFECT FROM LATE WEDNESDAY NIGHT THROUGH

THURSDAY EVENING...
* WHAT...For the Small Craft Advisory, southwest winds 15 to 20

  kt with gusts up to 25 kt and seas 3 to 4 feet expected. For

  the Gale Watch, west winds 25 to 30 kt with gusts up to 40 kt

  and seas 7 to 10 feet possible.
* WHERE...Coastal Waters from Montauk NY to Marthas Vineyard

  extending out to 20 nm South of Block Island.
* WHEN...For the Small Craft Advisory, from 1 PM this afternoon

  to 8 PM EDT this evening. For the Gale Watch, from late

  Wednesday night through Thursday evening.
* IMPACTS...Strong winds can cause hazardous seas which could

  capsize or damage vessels and reduce visibility.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Mariners should consider altering plans to avoid possible

hazardous conditions.  Remain in port, seek safe harbor, alter

course, and/or secure the vessel for severe wind and seas.
&&
$$
ANZ250-202115-

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Coastal waters east of Ipswich Bay and the Stellwagen Bank

National Marine Sanctuary-

409 AM EDT Tue Apr 20 2021
...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO

8 PM EDT THIS EVENING...

...GALE WATCH IN EFFECT FROM LATE WEDNESDAY NIGHT THROUGH

THURSDAY EVENING...
* WHAT...For the Small Craft Advisory, south winds 15 to 20 kt

  with gusts up to 25 kt and seas 2 to 4 feet expected. For the

  Gale Watch, west winds 25 to 30 kt with gusts up to 40 kt and

  seas 5 to 8 feet possible.
* WHERE...Coastal waters east of Ipswich Bay and the Stellwagen

  Bank National Marine Sanctuary.
* WHEN...For the Small Craft Advisory, from 1 PM this afternoon

  to 8 PM EDT this evening. For the Gale Watch, from late

  Wednesday night through Thursday evening.
* IMPACTS...Strong winds can cause hazardous seas which could

  capsize or damage vessels and reduce visibility.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Mariners should consider altering plans to avoid possible

hazardous conditions.  Remain in port, seek safe harbor, alter

course, and/or secure the vessel for severe wind and seas.
&&
$$
ANZ254-255-202115-

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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-

409 AM EDT Tue Apr 20 2021
...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO

8 PM EDT THIS EVENING...

...GALE WATCH IN EFFECT FROM LATE WEDNESDAY NIGHT THROUGH

THURSDAY EVENING...
* WHAT...For the Small Craft Advisory, southwest winds 15 to 20

  kt with gusts up to 25 kt and seas 2 to 4 feet expected. For

  the Gale Watch, west winds 25 to 35 kt with gusts up to 40 kt

  and seas 7 to 10 feet possible.
* WHERE...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...For the Small Craft Advisory, from 1 PM this afternoon

  to 8 PM EDT this evening. For the Gale Watch, from late

  Wednesday night through Thursday evening.
* IMPACTS...Strong winds can cause hazardous seas which could

  capsize or damage vessels and reduce visibility.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Mariners should consider altering plans to avoid possible

hazardous conditions.  Remain in port, seek safe harbor, alter

course, and/or secure the vessel for severe wind and seas.
&&
$$
ANZ231-251-202115-

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Cape Cod Bay-Massachusetts Bay and Ipswich Bay-

409 AM EDT Tue Apr 20 2021
...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO

8 PM EDT THIS EVENING...

...GALE WATCH IN EFFECT FROM LATE WEDNESDAY NIGHT THROUGH

THURSDAY EVENING...
* WHAT...For the Small Craft Advisory, southwest winds 10 to 20

  kt with gusts up to 25 kt and seas 1 to 3 feet expected. For

  the Gale Watch, west winds 20 to 30 kt with gusts up to 35 kt

  and seas 4 to 6 feet possible.
* WHERE...Cape Cod Bay and Massachusetts Bay and Ipswich Bay.
* WHEN...For the Small Craft Advisory, from 1 PM this afternoon

  to 8 PM EDT this evening. For the Gale Watch, from late

  Wednesday night through Thursday evening.
* IMPACTS...Strong winds can cause hazardous seas which could

  capsize or damage vessels and reduce visibility.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Mariners should consider altering plans to avoid possible

hazardous conditions.  Remain in port, seek safe harbor, alter

course, and/or secure the vessel for severe wind and seas.
&&
$$