Alert archive / Massachusetts / Small Craft Advisories in 2021

Small Craft Advisory 4, NWS Boston/Norton, MA

January 14, 2021

NWS Boston/Norton, MA issued this small craft advisory at Jan 14, 2021, 4:01 PM EST. It took effect at Jan 15, 2021, 10:00 PM EST. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued
Jan 14, 2021, 4:01 PM EST (21:01 UTC)
In effect from
Jan 15, 2021, 10:00 PM EST
Expired
Jan 16, 2021, 4:18 AM EST
In force
6 hr
Issued by
NWS Boston/Norton, MA

The text

As transmitted.

980 
WHUS71 KBOX 142101
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
401 PM EST Thu Jan 14 2021

ANZ230-236-150515-
/O.NEW.KBOX.SC.Y.0004.210116T0300Z-210116T1800Z/
Boston Harbor-Narragansett Bay-
401 PM EST Thu Jan 14 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 10 PM FRIDAY TO 1 PM EST
SATURDAY...

* WHAT...Southeast winds 10 to 20 kt with gusts up to 30 kt and 
  waves 3 to 5 feet expected.

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

* WHEN...From 10 PM Friday to 1 PM EST Saturday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

ANZ235-237-256-150515-
/O.NEW.KBOX.GL.A.0001.210116T0300Z-210116T1500Z/
Rhode Island Sound-Block Island Sound-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
401 PM EST Thu Jan 14 2021

...GALE WATCH IN EFFECT FROM FRIDAY EVENING THROUGH SATURDAY
MORNING...

* WHAT...Southeast winds 15 to 25 kt with gusts up to 35 kt and 
  seas 7 to 10 feet possible.

* WHERE...Rhode Island Sound, Block Island Sound and Coastal 
  Waters from Montauk NY to Marthas Vineyard extending out to 20 
  nm South of Block Island.

* WHEN...From Friday evening through Saturday morning.

* 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.

&&

$$

ANZ250-251-254-255-150515-
/O.NEW.KBOX.GL.A.0001.210116T0500Z-210116T1800Z/
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-Massachusetts Bay and Ipswich Bay-
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-
401 PM EST Thu Jan 14 2021

...GALE WATCH IN EFFECT FROM LATE FRIDAY NIGHT THROUGH SATURDAY
AFTERNOON...

* WHAT...Southeast winds 15 to 25 kt with gusts up to 35 kt and 
  seas 7 to 12 feet possible.

* WHERE...Coastal waters east of Ipswich Bay and the Stellwagen 
  Bank National Marine Sanctuary, Massachusetts Bay and Ipswich 
  Bay, 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...From late Friday night through Saturday afternoon.

* 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>234-150515-
/O.NEW.KBOX.GL.A.0001.210116T0500Z-210116T1600Z/
Cape Cod Bay-Nantucket Sound-Vineyard Sound-Buzzards Bay-
401 PM EST Thu Jan 14 2021

...GALE WATCH IN EFFECT FROM LATE FRIDAY NIGHT THROUGH SATURDAY
MORNING...

* WHAT...Southeast winds 15 to 25 kt with gusts up to 35 kt and 
  seas 4 to 6 feet possible.

* WHERE...Cape Cod Bay, Nantucket Sound, Vineyard Sound and 
  Buzzards Bay.

* WHEN...From late Friday night through Saturday morning.

* 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.

&&

$$
6 follow-up statements
950 
WHUS71 KBOX 150324
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
1024 PM EST Thu Jan 14 2021

ANZ230-236-151130-
/O.CON.KBOX.SC.Y.0004.210116T0300Z-210116T1800Z/
Boston Harbor-Narragansett Bay-
1024 PM EST Thu Jan 14 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 10 PM FRIDAY TO
1 PM EST SATURDAY...

* WHAT...Southeast winds 10 to 20 kt with gusts up to 30 kt and 
  waves 3 to 5 feet expected.

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

* WHEN...From 10 PM Friday to 1 PM EST Saturday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

ANZ235-237-256-151130-
/O.CON.KBOX.GL.A.0001.210116T0300Z-210116T1500Z/
Rhode Island Sound-Block Island Sound-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
1024 PM EST Thu Jan 14 2021

...GALE WATCH REMAINS IN EFFECT FROM FRIDAY EVENING THROUGH
SATURDAY MORNING...

* WHAT...Southeast winds 15 to 25 kt with gusts up to 35 kt and 
  seas 7 to 10 feet possible.

* WHERE...Rhode Island Sound, Block Island Sound and Coastal 
  Waters from Montauk NY to Marthas Vineyard extending out to 20 
  nm South of Block Island.

* WHEN...From Friday evening through Saturday morning.

* 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.

&&

$$

ANZ250-251-254-255-151130-
/O.CON.KBOX.GL.A.0001.210116T0500Z-210116T1800Z/
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-Massachusetts Bay and Ipswich Bay-
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-
1024 PM EST Thu Jan 14 2021

...GALE WATCH REMAINS IN EFFECT FROM LATE FRIDAY NIGHT THROUGH
SATURDAY AFTERNOON...

* WHAT...Southeast winds 15 to 25 kt with gusts up to 35 kt and 
  seas 7 to 12 feet possible.

* WHERE...Coastal waters east of Ipswich Bay and the Stellwagen 
  Bank National Marine Sanctuary, Massachusetts Bay and Ipswich 
  Bay, 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...From late Friday night through Saturday afternoon.

* 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>234-151130-
/O.CON.KBOX.GL.A.0001.210116T0500Z-210116T1600Z/
Cape Cod Bay-Nantucket Sound-Vineyard Sound-Buzzards Bay-
1024 PM EST Thu Jan 14 2021

...GALE WATCH REMAINS IN EFFECT FROM LATE FRIDAY NIGHT THROUGH
SATURDAY MORNING...

* WHAT...Southeast winds 15 to 25 kt with gusts up to 35 kt and 
  seas 4 to 6 feet possible.

* WHERE...Cape Cod Bay, Nantucket Sound, Vineyard Sound and 
  Buzzards Bay.

* WHEN...From late Friday night through Saturday morning.

* 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.

&&

$$
211 
WHUS71 KBOX 150904
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
404 AM EST Fri Jan 15 2021

ANZ235-237-256-151715-
/O.UPG.KBOX.GL.A.0001.210116T0300Z-210116T1500Z/
/O.NEW.KBOX.GL.W.0002.210116T0300Z-210116T1500Z/
Rhode Island Sound-Block Island Sound-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
404 AM EST Fri Jan 15 2021

...GALE WARNING IN EFFECT FROM 10 PM THIS EVENING TO 10 AM EST
SATURDAY...

* WHAT...East winds 20 to 30 kt with gusts up to 35 kt and seas 
  7 to 12 feet expected.

* WHERE...Rhode Island Sound, Block Island Sound and Coastal 
  Waters from Montauk NY to Marthas Vineyard extending out to 20 
  nm South of Block Island.

* WHEN...From 10 PM this evening to 10 AM EST Saturday.

* 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.

&&

$$

ANZ250-251-254-255-151715-
/O.UPG.KBOX.GL.A.0001.210116T0500Z-210116T1800Z/
/O.NEW.KBOX.GL.W.0002.210116T0500Z-210116T1800Z/
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-Massachusetts Bay and Ipswich Bay-
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-
404 AM EST Fri Jan 15 2021

...GALE WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 1 PM EST
SATURDAY...

* WHAT...Southeast winds 20 to 30 kt with gusts up to 40 kt and 
  seas 10 to 15 feet expected.

* WHERE...Coastal waters east of Ipswich Bay and the Stellwagen 
  Bank National Marine Sanctuary, Massachusetts Bay and Ipswich 
  Bay, 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...From midnight tonight to 1 PM EST Saturday.

* 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>234-151715-
/O.UPG.KBOX.GL.A.0001.210116T0500Z-210116T1600Z/
/O.NEW.KBOX.GL.W.0002.210116T0500Z-210116T1600Z/
Cape Cod Bay-Nantucket Sound-Vineyard Sound-Buzzards Bay-
404 AM EST Fri Jan 15 2021

...GALE WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 11 AM EST
SATURDAY...

* WHAT...East winds 15 to 25 kt with gusts up to 35 kt and seas 
  4 to 6 feet expected.

* WHERE...Cape Cod Bay, Nantucket Sound, Vineyard Sound and 
  Buzzards Bay.

* WHEN...From midnight tonight to 11 AM EST Saturday.

* 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.

&&

$$

ANZ230-236-151715-
/O.CON.KBOX.SC.Y.0004.210116T0300Z-210116T1800Z/
Boston Harbor-Narragansett Bay-
404 AM EST Fri Jan 15 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 10 PM THIS EVENING
TO 1 PM EST SATURDAY...

* WHAT...Southeast winds 10 to 20 kt with gusts up to 30 kt and 
  waves 3 to 5 feet expected.

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

* WHEN...From 10 PM Friday to 1 PM EST Saturday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
116 
WHUS71 KBOX 151503
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
1003 AM EST Fri Jan 15 2021

ANZ235-237-256-152315-
/O.CON.KBOX.GL.W.0002.210116T0300Z-210116T1500Z/
Rhode Island Sound-Block Island Sound-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
1003 AM EST Fri Jan 15 2021

...GALE WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO
10 AM EST SATURDAY...

* WHAT...East winds 20 to 30 kt with gusts up to 35 kt and seas 
  7 to 12 feet expected.

* WHERE...Rhode Island Sound, Block Island Sound and Coastal 
  Waters from Montauk NY to Marthas Vineyard extending out to 20 
  nm South of Block Island.

* WHEN...From 10 PM this evening to 10 AM EST Saturday.

* 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.

&&

$$

ANZ250-251-254-255-152315-
/O.CON.KBOX.GL.W.0002.210116T0500Z-210116T1800Z/
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-Massachusetts Bay and Ipswich Bay-
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-
1003 AM EST Fri Jan 15 2021

...GALE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 1 PM
EST SATURDAY...

* WHAT...Southeast winds 20 to 30 kt with gusts up to 40 kt and 
  seas 10 to 15 feet expected.

* WHERE...Coastal waters east of Ipswich Bay and the Stellwagen 
  Bank National Marine Sanctuary, Massachusetts Bay and Ipswich 
  Bay, 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...From midnight tonight to 1 PM EST Saturday.

* 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>234-152315-
/O.CON.KBOX.GL.W.0002.210116T0500Z-210116T1600Z/
Cape Cod Bay-Nantucket Sound-Vineyard Sound-Buzzards Bay-
1003 AM EST Fri Jan 15 2021

...GALE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 11 AM
EST SATURDAY...

* WHAT...East winds 15 to 25 kt with gusts up to 35 kt and seas 
  4 to 6 feet expected.

* WHERE...Cape Cod Bay, Nantucket Sound, Vineyard Sound and 
  Buzzards Bay.

* WHEN...From midnight tonight to 11 AM EST Saturday.

* 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.

&&

$$

ANZ230-236-152315-
/O.CON.KBOX.SC.Y.0004.210116T0300Z-210116T1800Z/
Boston Harbor-Narragansett Bay-
1003 AM EST Fri Jan 15 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 10 PM THIS EVENING
TO 1 PM EST SATURDAY...

* WHAT...Southeast winds 10 to 20 kt with gusts up to 30 kt and 
  waves 3 to 5 feet expected.

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

* WHEN...From 10 PM Friday to 1 PM EST Saturday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
315 
WHUS71 KBOX 152037
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
337 PM EST Fri Jan 15 2021

ANZ250-251-254-255-160445-
/O.EXT.KBOX.GL.W.0002.210116T0500Z-210116T1900Z/
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-Massachusetts Bay and Ipswich Bay-
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-
337 PM EST Fri Jan 15 2021

...GALE WARNING NOW IN EFFECT FROM MIDNIGHT TONIGHT TO 2 PM EST
SATURDAY...

* WHAT...Southeast winds 20 to 30 kt with gusts up to 40 kt and 
  seas 10 to 15 feet expected.

* WHERE...Coastal waters east of Ipswich Bay and the Stellwagen 
  Bank National Marine Sanctuary, Massachusetts Bay and Ipswich 
  Bay, 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...From midnight tonight to 2 PM EST Saturday.

* 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.

&&

$$

ANZ235-237-256-160445-
/O.CON.KBOX.GL.W.0002.210116T0300Z-210116T1500Z/
Rhode Island Sound-Block Island Sound-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
337 PM EST Fri Jan 15 2021

...GALE WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO
10 AM EST SATURDAY...

* WHAT...East winds 20 to 30 kt with gusts up to 35 kt and seas 
  7 to 12 feet expected.

* WHERE...Rhode Island Sound, Block Island Sound and Coastal 
  Waters from Montauk NY to Marthas Vineyard extending out to 20 
  nm South of Block Island.

* WHEN...From 10 PM this evening to 10 AM EST Saturday.

* 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>234-160445-
/O.CON.KBOX.GL.W.0002.210116T0500Z-210116T1600Z/
Cape Cod Bay-Nantucket Sound-Vineyard Sound-Buzzards Bay-
337 PM EST Fri Jan 15 2021

...GALE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 11 AM
EST SATURDAY...

* WHAT...East winds 15 to 25 kt with gusts up to 35 kt and seas 
  4 to 6 feet expected.

* WHERE...Cape Cod Bay, Nantucket Sound, Vineyard Sound and 
  Buzzards Bay.

* WHEN...From midnight tonight to 11 AM EST Saturday.

* 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.

&&

$$

ANZ230-236-160445-
/O.EXT.KBOX.SC.Y.0004.210116T0300Z-210116T1900Z/
Boston Harbor-Narragansett Bay-
337 PM EST Fri Jan 15 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 10 PM THIS EVENING TO
2 PM EST SATURDAY...

* WHAT...Southeast winds 10 to 20 kt with gusts up to 30 kt and 
  waves 3 to 5 feet expected.

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

* WHEN...From 10 PM this evening to 2 PM EST Saturday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
963 
WHUS71 KBOX 160303
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
1003 PM EST Fri Jan 15 2021

ANZ235-237-256-161115-
/O.CON.KBOX.GL.W.0002.000000T0000Z-210116T1500Z/
Rhode Island Sound-Block Island Sound-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
1003 PM EST Fri Jan 15 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 10 AM EST SATURDAY...

* WHAT...East winds 20 to 30 kt with gusts up to 35 kt and seas 
  7 to 12 feet expected.

* WHERE...Rhode Island Sound, Block Island Sound and Coastal 
  Waters from Montauk NY to Marthas Vineyard extending out to 20 
  nm South of Block Island.

* WHEN...From 10 PM this evening to 10 AM EST Saturday.

* 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.

&&

$$

ANZ250-251-254-255-161115-
/O.CON.KBOX.GL.W.0002.210116T0500Z-210116T1900Z/
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-Massachusetts Bay and Ipswich Bay-
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-
1003 PM EST Fri Jan 15 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 2 PM EST SATURDAY...

* WHAT...Southeast winds 20 to 30 kt with gusts up to 40 kt and 
  seas 10 to 15 feet expected.

* WHERE...Coastal waters east of Ipswich Bay and the Stellwagen 
  Bank National Marine Sanctuary, Massachusetts Bay and Ipswich 
  Bay, 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...From midnight tonight to 2 PM EST Saturday.

* 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>234-161115-
/O.CON.KBOX.GL.W.0002.210116T0500Z-210116T1600Z/
Cape Cod Bay-Nantucket Sound-Vineyard Sound-Buzzards Bay-
1003 PM EST Fri Jan 15 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 11 AM EST SATURDAY...

* WHAT...East winds 15 to 25 kt with gusts up to 35 kt and seas 
  4 to 6 feet expected.

* WHERE...Cape Cod Bay, Nantucket Sound, Vineyard Sound and 
  Buzzards Bay.

* WHEN...From midnight tonight to 11 AM EST Saturday.

* 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.

&&

$$

ANZ230-236-161115-
/O.CON.KBOX.SC.Y.0004.000000T0000Z-210116T1900Z/
Boston Harbor-Narragansett Bay-
1003 PM EST Fri Jan 15 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EST
SATURDAY...

* WHAT...Southeast winds 10 to 20 kt with gusts up to 30 kt and 
  waves 3 to 5 feet expected.

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

* WHEN...From 10 PM this evening to 2 PM EST Saturday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
889 
WHUS71 KBOX 160918
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
418 AM EST Sat Jan 16 2021

ANZ230-236-161730-
/O.UPG.KBOX.SC.Y.0004.000000T0000Z-210116T1900Z/
/O.EXA.KBOX.GL.W.0002.000000T0000Z-210116T1900Z/
Boston Harbor-Narragansett Bay-
418 AM EST Sat Jan 16 2021

...GALE WARNING IN EFFECT UNTIL 2 PM EST THIS AFTERNOON...

* WHAT...Southeast winds 15 to 20 kt with gusts up to 35 kt and 
  waves 3 to 5 feet expected.

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

* WHEN...Until 2 PM EST this afternoon.

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

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.

&&

$$

ANZ235-237-256-161500-
/O.CON.KBOX.GL.W.0002.000000T0000Z-210116T1500Z/
Rhode Island Sound-Block Island Sound-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
418 AM EST Sat Jan 16 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 10 AM EST THIS MORNING...

* WHAT...East winds 20 to 30 kt with gusts up to 35 kt and seas 
  7 to 12 feet expected.

* WHERE...Rhode Island Sound, Block Island Sound and Coastal 
  Waters from Montauk NY to Marthas Vineyard extending out to 20 
  nm South of Block Island.

* WHEN...From 10 PM this evening to 10 AM EST Saturday.

* 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.

&&

$$

ANZ250-251-254-255-161730-
/O.CON.KBOX.GL.W.0002.000000T0000Z-210116T1900Z/
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-Massachusetts Bay and Ipswich Bay-
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-
418 AM EST Sat Jan 16 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 2 PM EST THIS AFTERNOON...

* WHAT...Southeast winds 20 to 30 kt with gusts up to 40 kt and 
  seas 10 to 15 feet expected.

* WHERE...Coastal waters east of Ipswich Bay and the Stellwagen 
  Bank National Marine Sanctuary, Massachusetts Bay and Ipswich 
  Bay, 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...From midnight tonight to 2 PM EST Saturday.

* 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>234-161600-
/O.CON.KBOX.GL.W.0002.000000T0000Z-210116T1600Z/
Cape Cod Bay-Nantucket Sound-Vineyard Sound-Buzzards Bay-
418 AM EST Sat Jan 16 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 11 AM EST THIS MORNING...

* WHAT...East winds 15 to 25 kt with gusts up to 35 kt and seas 
  4 to 6 feet expected.

* WHERE...Cape Cod Bay, Nantucket Sound, Vineyard Sound and 
  Buzzards Bay.

* WHEN...From midnight tonight to 11 AM EST Saturday.

* 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.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 14, 4:01 PM ESTGale WatchBOX12 hr

Nearby

Small Craft Advisories in Massachusetts, 2021Every small craft advisory 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.