Alert archive / Massachusetts / Gale Warnings in 2021

Gale Warning 20, NWS Boston/Norton, MA

March 27, 2021

NWS Boston/Norton, MA issued this gale warning at Mar 27, 2021, 3:27 PM EDT. It took effect at Mar 28, 2021, 2:00 PM EDT. It was in force for 28 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Mar 27, 2021, 3:27 PM EDT (19:27 UTC)
In effect from
Mar 28, 2021, 2:00 PM EDT
Expired
Mar 29, 2021, 5:50 PM EDT
In force
28 hr
Issued by
NWS Boston/Norton, MA

The text

As transmitted.

948 
WHUS71 KBOX 271927
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
327 PM EDT Sat Mar 27 2021

ANZ250-254-280830-
/O.UPG.KBOX.GL.A.0013.210328T1800Z-210330T0000Z/
/O.NEW.KBOX.GL.W.0020.210328T1800Z-210330T0100Z/
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-
327 PM EDT Sat Mar 27 2021

...GALE WARNING IN EFFECT FROM 2 PM SUNDAY TO 9 PM EDT MONDAY...

* WHAT...West winds 20 to 30 kt with gusts up to 45 kt and seas 7
  to 12 feet expected.

* WHERE...Coastal waters east of Ipswich Bay and the Stellwagen 
  Bank National Marine Sanctuary and Coastal waters from 
  Provincetown MA to Chatham MA to Nantucket MA out 20 nm.

* WHEN...From 2 PM Sunday to 9 PM EDT Monday.

* IMPACTS...Strong winds will cause hazardous seas which could
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ255-256-280830-
/O.UPG.KBOX.GL.A.0013.210328T1800Z-210330T0000Z/
/O.NEW.KBOX.GL.W.0020.210328T1800Z-210329T2200Z/
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-
327 PM EDT Sat Mar 27 2021

...GALE WARNING IN EFFECT FROM 2 PM SUNDAY TO 6 PM EDT MONDAY...

* WHAT...West winds 20 to 30 kt with gusts up to 45 kt and seas 8
  to 13 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...From 2 PM Sunday to 6 PM EDT Monday.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ231>235-237-251-280830-
/O.UPG.KBOX.GL.A.0013.210328T1800Z-210330T0000Z/
/O.NEW.KBOX.GL.W.0020.210328T1800Z-210329T2200Z/
Cape Cod Bay-Nantucket Sound-Vineyard Sound-Buzzards Bay-
Rhode Island Sound-Block Island Sound-
Massachusetts Bay and Ipswich Bay-
327 PM EDT Sat Mar 27 2021

...GALE WARNING IN EFFECT FROM 2 PM SUNDAY TO 6 PM EDT MONDAY...

* WHAT...West winds 20 to 25 kt with gusts up to 45 kt and seas 5
  to 8 feet expected.

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

* WHEN...From 2 PM Sunday to 6 PM EDT Monday.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ230-236-280830-
/O.UPG.KBOX.GL.A.0013.210328T1800Z-210330T0000Z/
/O.NEW.KBOX.GL.W.0020.210329T0300Z-210329T2200Z/
Boston Harbor-Narragansett Bay-
327 PM EDT Sat Mar 27 2021

...GALE WARNING IN EFFECT FROM 11 PM SUNDAY TO 6 PM EDT MONDAY...

* WHAT...West winds 15 to 25 kt with gusts up to 40 kt and waves 2
  to 3 feet expected.

* WHERE...In Massachusetts coastal waters, Boston Harbor. In 
  Rhode Island coastal waters, Narragansett Bay.

* WHEN...From 11 PM Sunday to 6 PM EDT Monday.

* IMPACTS...Strong winds will cause hazardous waves which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

Frank
5 follow-up statements
062 
WHUS71 KBOX 280733
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
333 AM EDT Sun Mar 28 2021

ANZ250-254-282045-
/O.CON.KBOX.GL.W.0020.210328T1800Z-210330T0100Z/
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-
333 AM EDT Sun Mar 28 2021

...GALE WARNING REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO
9 PM EDT MONDAY...

* WHAT...West winds 20 to 30 kt with gusts up to 45 kt and seas 
  7 to 12 feet expected.

* WHERE...Coastal waters east of Ipswich Bay and the Stellwagen 
  Bank National Marine Sanctuary and Coastal waters from 
  Provincetown MA to Chatham MA to Nantucket MA out 20 nm.

* WHEN...From 2 PM Sunday to 9 PM EDT Monday.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ255-256-282045-
/O.CON.KBOX.GL.W.0020.210328T1800Z-210329T2200Z/
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-
333 AM EDT Sun Mar 28 2021

...GALE WARNING REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO
6 PM EDT MONDAY...

* WHAT...West winds 20 to 30 kt with gusts up to 45 kt and seas 
  8 to 13 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...From 2 PM Sunday to 6 PM EDT Monday.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ231>235-237-251-282045-
/O.CON.KBOX.GL.W.0020.210328T1800Z-210329T2200Z/
Cape Cod Bay-Nantucket Sound-Vineyard Sound-Buzzards Bay-
Rhode Island Sound-Block Island Sound-
Massachusetts Bay and Ipswich Bay-
333 AM EDT Sun Mar 28 2021

...GALE WARNING REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO
6 PM EDT MONDAY...

* WHAT...West winds 20 to 25 kt with gusts up to 45 kt and seas 
  5 to 8 feet expected.

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

* WHEN...From 2 PM Sunday to 6 PM EDT Monday.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ230-236-282045-
/O.CON.KBOX.GL.W.0020.210329T0300Z-210329T2200Z/
Boston Harbor-Narragansett Bay-
333 AM EDT Sun Mar 28 2021

...GALE WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 6 PM
EDT MONDAY...

* WHAT...West winds 15 to 25 kt with gusts up to 40 kt and waves 
  2 to 3 feet expected.

* WHERE...In Massachusetts coastal waters, Boston Harbor. In 
  Rhode Island coastal waters, Narragansett Bay.

* WHEN...From 11 PM Sunday to 6 PM EDT Monday.

* IMPACTS...Strong winds will cause hazardous waves which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$
117 
WHUS71 KBOX 281848
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
248 PM EDT Sun Mar 28 2021

ANZ250-254-290800-
/O.CON.KBOX.GL.W.0020.000000T0000Z-210330T0100Z/
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-
248 PM EDT Sun Mar 28 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 9 PM EDT MONDAY...

* WHAT...Southwest winds 20 to 30 kt with gusts up to 45 kt and 
  seas 8 to 13 feet.

* WHERE...Coastal waters east of Ipswich Bay and the Stellwagen 
  Bank National Marine Sanctuary and Coastal waters from 
  Provincetown MA to Chatham MA to Nantucket MA out 20 nm.

* WHEN...Until 9 PM EDT Monday.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ255-256-290800-
/O.CON.KBOX.GL.W.0020.000000T0000Z-210329T2200Z/
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-
248 PM EDT Sun Mar 28 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 6 PM EDT MONDAY...

* WHAT...Southwest winds 20 to 30 kt with gusts up to 45 kt and 
  seas 8 to 13 feet.

* 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...Until 6 PM EDT Monday.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ231>235-237-251-290800-
/O.CON.KBOX.GL.W.0020.000000T0000Z-210329T2200Z/
Cape Cod Bay-Nantucket Sound-Vineyard Sound-Buzzards Bay-
Rhode Island Sound-Block Island Sound-
Massachusetts Bay and Ipswich Bay-
248 PM EDT Sun Mar 28 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 6 PM EDT MONDAY...

* WHAT...Southwest winds 15 to 25 kt with gusts up to 45 kt and 
  seas 7 to 10 feet.

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

* WHEN...Until 6 PM EDT Monday.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ230-236-290800-
/O.CON.KBOX.GL.W.0020.210329T0300Z-210329T2200Z/
Boston Harbor-Narragansett Bay-
248 PM EDT Sun Mar 28 2021

...GALE WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 6 PM
EDT MONDAY...

* WHAT...West winds 15 to 25 kt with gusts up to 45 kt and waves 2 
  to 3 feet expected.

* WHERE...In Massachusetts coastal waters, Boston Harbor. In 
  Rhode Island coastal waters, Narragansett Bay.

* WHEN...From 11 PM this evening to 6 PM EDT Monday.

* IMPACTS...Strong winds will cause hazardous waves which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

Frank
348 
WHUS71 KBOX 290724
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
324 AM EDT Mon Mar 29 2021

ANZ250-254-292030-
/O.CON.KBOX.GL.W.0020.000000T0000Z-210330T0100Z/
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-
324 AM EDT Mon Mar 29 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 9 PM EDT THIS EVENING...

* WHAT...Southwest winds 20 to 30 kt with gusts up to 45 kt and 
  seas 8 to 13 feet.

* WHERE...Coastal waters east of Ipswich Bay and the Stellwagen 
  Bank National Marine Sanctuary and Coastal waters from 
  Provincetown MA to Chatham MA to Nantucket MA out 20 nm.

* WHEN...Until 9 PM EDT Monday.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ255-256-292030-
/O.CON.KBOX.GL.W.0020.000000T0000Z-210329T2200Z/
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-
324 AM EDT Mon Mar 29 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING...

* WHAT...Southwest winds 20 to 30 kt with gusts up to 45 kt and 
  seas 8 to 13 feet.

* 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...Until 6 PM EDT Monday.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ231>235-237-251-292030-
/O.CON.KBOX.GL.W.0020.000000T0000Z-210329T2200Z/
Cape Cod Bay-Nantucket Sound-Vineyard Sound-Buzzards Bay-
Rhode Island Sound-Block Island Sound-
Massachusetts Bay and Ipswich Bay-
324 AM EDT Mon Mar 29 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING...

* WHAT...Southwest winds 15 to 25 kt with gusts up to 45 kt and 
  seas 7 to 10 feet.

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

* WHEN...Until 6 PM EDT Monday.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ230-236-292030-
/O.CON.KBOX.GL.W.0020.000000T0000Z-210329T2200Z/
Boston Harbor-Narragansett Bay-
324 AM EDT Mon Mar 29 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING...

* WHAT...West winds 15 to 25 kt with gusts up to 45 kt and waves 
  2 to 3 feet expected.

* WHERE...In Massachusetts coastal waters, Boston Harbor. In 
  Rhode Island coastal waters, Narragansett Bay.

* WHEN...From 11 PM this evening to 6 PM EDT Monday.

* IMPACTS...Strong winds will cause hazardous waves which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$
851 
WHUS71 KBOX 292008
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
408 PM EDT Mon Mar 29 2021

ANZ232>235-237-300200-
/O.CAN.KBOX.GL.W.0020.000000T0000Z-210329T2200Z/
/O.NEW.KBOX.SC.Y.0033.210329T2008Z-210330T0200Z/
Nantucket Sound-Vineyard Sound-Buzzards Bay-Rhode Island Sound-
Block Island Sound-
408 PM EDT Mon Mar 29 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING...
...GALE WARNING IS CANCELLED...

* WHAT...West winds 15 to 20 kt with gusts up to 30 kt and seas 
  3 to 5 feet.

* WHERE...In Massachusetts coastal waters, Nantucket Sound, 
  Vineyard Sound and Buzzards Bay. In Rhode Island coastal 
  waters, Rhode Island Sound and Block Island Sound.

* 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.

&&

$$

ANZ236-300000-
/O.CAN.KBOX.GL.W.0020.000000T0000Z-210329T2200Z/
/O.NEW.KBOX.SC.Y.0033.210329T2008Z-210330T0000Z/
Narragansett Bay-
408 PM EDT Mon Mar 29 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING...
...GALE WARNING IS CANCELLED...

* WHAT...West winds 15 to 20 kt with gusts up to 30 kt and waves 
  2 to 3 feet.

* WHERE...Narragansett Bay.

* WHEN...Until 8 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.

&&

$$

ANZ255-256-300900-
/O.CAN.KBOX.GL.W.0020.000000T0000Z-210329T2200Z/
/O.NEW.KBOX.SC.Y.0033.210329T2008Z-210330T0900Z/
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-
408 PM EDT Mon Mar 29 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 AM EDT TUESDAY...
...GALE WARNING IS CANCELLED...

* WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and 
  seas 6 to 9 feet.

* 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...Until 5 AM EDT Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

ANZ231-300200-
/O.CAN.KBOX.GL.W.0020.000000T0000Z-210329T2200Z/
/O.NEW.KBOX.SC.Y.0033.210329T2008Z-210330T0200Z/
Cape Cod Bay-
408 PM EDT Mon Mar 29 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING...
...GALE WARNING IS CANCELLED...

* WHAT...West winds 15 to 20 kt with gusts up to 30 kt and seas 
  3 to 5 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.

&&

$$

ANZ250-254-300100-
/O.CON.KBOX.GL.W.0020.000000T0000Z-210330T0100Z/
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-
408 PM EDT Mon Mar 29 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 9 PM EDT THIS EVENING...

* WHAT...West winds 15 to 25 kt with gusts up to 40 kt and seas 
  5 to 8 feet.

* WHERE...Coastal waters east of Ipswich Bay and the Stellwagen 
  Bank National Marine Sanctuary and Coastal waters from 
  Provincetown MA to Chatham MA to Nantucket MA out 20 nm.

* WHEN...Until 9 PM EDT this evening.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ251-292200-
/O.CON.KBOX.GL.W.0020.000000T0000Z-210329T2200Z/
Massachusetts Bay and Ipswich Bay-
408 PM EDT Mon Mar 29 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING...

* WHAT...Northwest winds 20 to 25 kt with gusts up to 35 kt and 
  seas 3 to 5 feet.

* WHERE...Massachusetts Bay and Ipswich Bay.

* WHEN...Until 6 PM EDT this evening.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

ANZ230-292200-
/O.CON.KBOX.GL.W.0020.000000T0000Z-210329T2200Z/
Boston Harbor-
408 PM EDT Mon Mar 29 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING...

* WHAT...Northwest winds around 20 kt with gusts up to 30 kt and 
  waves around 2 feet.

* WHERE...Boston Harbor.

* WHEN...Until 6 PM EDT this evening.

* IMPACTS...Strong winds will cause hazardous waves which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$
464 
WHUS71 KBOX 292150
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
550 PM EDT Mon Mar 29 2021

ANZ250-254-300900-
/O.CAN.KBOX.GL.W.0020.000000T0000Z-210330T0100Z/
/O.EXA.KBOX.SC.Y.0033.000000T0000Z-210330T0900Z/
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-
550 PM EDT Mon Mar 29 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 AM EDT TUESDAY...
...GALE WARNING IS CANCELLED...

* WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and 
  seas 4 to 7 feet.

* WHERE...Coastal waters east of Ipswich Bay and the Stellwagen 
  Bank National Marine Sanctuary and Coastal waters from 
  Provincetown MA to Chatham MA to Nantucket MA out 20 nm.

* WHEN...Until 5 AM EDT Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

ANZ230-300200-
/O.CAN.KBOX.GL.W.0020.000000T0000Z-210329T2200Z/
/O.EXA.KBOX.SC.Y.0033.000000T0000Z-210330T0200Z/
Boston Harbor-
550 PM EDT Mon Mar 29 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING...
...GALE WARNING IS CANCELLED...

* WHAT...West winds 10 to 20 kt with gusts up to 25 kt and waves 
  around 2 feet.

* WHERE...Boston Harbor.

* 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.

&&

$$

ANZ251-300600-
/O.CAN.KBOX.GL.W.0020.000000T0000Z-210329T2200Z/
/O.EXB.KBOX.SC.Y.0033.000000T0000Z-210330T0600Z/
Massachusetts Bay and Ipswich Bay-
550 PM EDT Mon Mar 29 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM EDT TUESDAY...
...GALE WARNING IS CANCELLED...

* WHAT...Northwest winds 10 to 20 kt with gusts up to 30 kt and 
  seas 3 to 5 feet.

* WHERE...Massachusetts Bay and Ipswich Bay.

* WHEN...Until 2 AM EDT Tuesday.

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


PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

ANZ236-300200-
/O.EXT.KBOX.SC.Y.0033.000000T0000Z-210330T0200Z/
Narragansett Bay-
550 PM EDT Mon Mar 29 2021

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

* WHAT...West winds 10 to 20 kt with gusts up to 25 kt and waves 
  1 to 3 feet.

* WHERE...Narragansett 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>235-237-300200-
/O.CON.KBOX.SC.Y.0033.000000T0000Z-210330T0200Z/
Nantucket Sound-Vineyard Sound-Buzzards Bay-Rhode Island Sound-
Block Island Sound-
550 PM EDT Mon Mar 29 2021

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

* WHAT...West winds 15 to 20 kt with gusts up to 25 kt and seas 
  3 to 5 feet.

* WHERE...In Massachusetts coastal waters, Nantucket Sound, 
  Vineyard Sound and Buzzards Bay. In Rhode Island coastal 
  waters, Block Island Sound and Rhode Island Sound.

* 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.

&&

$$

ANZ255-256-300900-
/O.CON.KBOX.SC.Y.0033.000000T0000Z-210330T0900Z/
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-
550 PM EDT Mon Mar 29 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT
TUESDAY...

* WHAT...Northwest winds 10 to 20 kt with gusts up to 30 kt and 
  seas 5 to 8 feet.

* 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...Until 5 AM EDT Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

ANZ231-300200-
/O.CON.KBOX.SC.Y.0033.000000T0000Z-210330T0200Z/
Cape Cod Bay-
550 PM EDT Mon Mar 29 2021

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

* WHAT...Northwest winds 15 to 20 kt with gusts up to 30 kt and 
  seas 3 to 5 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.

&&

$$

The office that day

Everything else NWS Boston/Norton, MA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 27, 3:46 AM EDTGale WatchBOX12 hr

Nearby

Gale Warnings in Massachusetts, 2021Every gale warning in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.