Alert archive / Massachusetts / Small Craft Advisories in 2021

Small Craft Advisory 116, NWS Boston/Norton, MA

December 3, 2021

NWS Boston/Norton, MA issued this small craft advisory at Dec 3, 2021, 6:51 PM EST. It took effect at Dec 3, 2021, 7:00 PM EST. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued
Dec 3, 2021, 6:51 PM EST (23:51 UTC)
In effect from
Dec 3, 2021, 7:00 PM EST
Expired
Dec 4, 2021, 4:26 AM EST
In force
9 hr
Issued by
NWS Boston/Norton, MA

The text

As transmitted.

390 
WHUS71 KBOX 032351
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
651 PM EST Fri Dec 3 2021

ANZ250-254>256-041000-
/O.CAN.KBOX.SC.Y.0115.000000T0000Z-211204T1000Z/
/O.NEW.KBOX.SC.Y.0116.211204T0000Z-211204T1000Z/
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-
651 PM EST Fri Dec 3 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 AM EST SATURDAY...

* WHAT...Northwest winds 10 to 20 kt with gusts up to 25 kt and 
  seas 4 to 7 feet expected.

* WHERE...In Massachusetts coastal waters, 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. 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 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.

&&

$$

ANZ230>237-251-040100-
/O.CAN.KBOX.SC.Y.0115.000000T0000Z-211204T0000Z/
Boston Harbor-Cape Cod Bay-Nantucket Sound-Vineyard Sound-
Buzzards Bay-Rhode Island Sound-Narragansett Bay-
Block Island Sound-Massachusetts Bay and Ipswich Bay-
651 PM EST Fri Dec 3 2021

...SMALL CRAFT ADVISORY IS CANCELLED...

Winds and seas have diminished below small craft advisory
thresholds. Therefore, the small craft advisory has been
cancelled.

$$
1 follow-up statement
587 
WHUS71 KBOX 040926
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
426 AM EST Sat Dec 4 2021

ANZ250-042230-
/O.CAN.KBOX.SC.Y.0116.000000T0000Z-211204T1000Z/
/O.NEW.KBOX.SC.Y.0117.211205T0100Z-211205T1300Z/
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
426 AM EST Sat Dec 4 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 8 AM
EST SUNDAY...

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

* WHERE...Coastal waters east of Ipswich Bay and the Stellwagen 
  Bank National Marine Sanctuary.

* WHEN...From 8 PM this evening to 8 AM EST 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.

&&

$$

ANZ254-042230-
/O.CAN.KBOX.SC.Y.0116.000000T0000Z-211204T1000Z/
/O.NEW.KBOX.SC.Y.0117.211205T0300Z-211205T1400Z/
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
426 AM EST Sat Dec 4 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 9 AM
EST SUNDAY...

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

* WHERE...Coastal waters from Provincetown MA to Chatham MA to 
  Nantucket MA out 20 nm.

* WHEN...From 10 PM this evening to 9 AM EST 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.

&&

$$

ANZ255-256-042230-
/O.CAN.KBOX.SC.Y.0116.000000T0000Z-211204T1000Z/
/O.NEW.KBOX.SC.Y.0117.211205T0400Z-211205T0800Z/
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-
426 AM EST Sat Dec 4 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO 3 AM
EST SUNDAY...

* WHAT...Northwest winds 15 to 20 kt with gusts up to 25 kt and 
  seas 3 to 4 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 11 PM this evening to 3 AM EST 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.

&&

$$

ANZ231-251-042230-
/O.NEW.KBOX.SC.Y.0117.211205T0100Z-211205T1200Z/
Cape Cod Bay-Massachusetts Bay and Ipswich Bay-
426 AM EST Sat Dec 4 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 7 AM
EST SUNDAY...

* WHAT...West winds 10 to 20 kt with gusts up to 30 kt and seas 
  2 to 4 feet expected.

* WHERE...Cape Cod Bay and Massachusetts Bay and Ipswich Bay.

* WHEN...From 8 PM this evening to 7 AM EST 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.

&&

$$

ANZ232-042230-
/O.NEW.KBOX.SC.Y.0117.211205T0400Z-211205T1000Z/
Nantucket Sound-
426 AM EST Sat Dec 4 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO 5 AM
EST SUNDAY...

* WHAT...Northwest winds 15 to 20 kt with gusts up to 25 kt and 
  seas around 2 feet expected.

* WHERE...Nantucket Sound.

* WHEN...From 11 PM this evening to 5 AM EST 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.

&&

$$

ANZ233-234-042230-
/O.NEW.KBOX.SC.Y.0117.211205T0400Z-211205T0800Z/
Vineyard Sound-Buzzards Bay-
426 AM EST Sat Dec 4 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO 3 AM
EST SUNDAY...

* WHAT...Northwest winds around 15 kt with gusts up to 25 kt and 
  seas around 2 feet expected.

* WHERE...Vineyard Sound and Buzzards Bay.

* WHEN...From 11 PM this evening to 3 AM EST 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.

&&

$$

ANZ230-042230-
/O.NEW.KBOX.SC.Y.0117.211205T0300Z-211205T0900Z/
Boston Harbor-
426 AM EST Sat Dec 4 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 4 AM
EST SUNDAY...

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

* WHERE...Boston Harbor.

* WHEN...From 10 PM this evening to 4 AM EST 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.

&&

$$

ANZ237-042230-
/O.NEW.KBOX.SC.Y.0117.211205T0300Z-211205T0700Z/
Block Island Sound-
426 AM EST Sat Dec 4 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 2 AM
EST SUNDAY...

* WHAT...West winds 15 to 20 kt with gusts up to 25 kt and seas 
  around 2 feet expected.

* WHERE...Block Island Sound.

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

&&

$$

ANZ235-042230-
/O.NEW.KBOX.SC.Y.0117.211205T0300Z-211205T0800Z/
Rhode Island Sound-
426 AM EST Sat Dec 4 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 3 AM
EST SUNDAY...

* WHAT...Northwest winds 15 to 20 kt with gusts up to 25 kt and 
  seas around 3 feet expected.

* WHERE...Rhode Island Sound.

* WHEN...From 10 PM this evening to 3 AM EST 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.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 2, 7:51 PM ESTSpecial Weather StatementBOXFranklin, Hampshire54 min
Dec 2, 9:07 PM ESTSpecial Weather StatementBOXWorcester38 min
Dec 2, 9:49 PM ESTSpecial Weather StatementBOXBristol, Essex, Norfolk, Plymouth, Suffolk56 min
Dec 2, 10:44 PM ESTSpecial Weather StatementBOXBristol, Essex, Norfolk, Plymouth61 min
Dec 2, 10:48 PM ESTSpecial Marine WarningBOX57 min
Dec 3, 7:12 AM ESTSmall Craft AdvisoryBOX12 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.