Alert archive / Massachusetts / Small Craft Advisories in 2021

Small Craft Advisory 95, NWS Boston/Norton, MA

October 17, 2021

NWS Boston/Norton, MA issued this small craft advisory at Oct 17, 2021, 5:50 AM EDT. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued
Oct 17, 2021, 5:50 AM EDT (09:50 UTC)
Expired
Oct 17, 2021, 8:00 AM EDT
In force
2 hr
Issued by
NWS Boston/Norton, MA

The text

As transmitted.

872 
WHUS71 KBOX 170950
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
550 AM EDT Sun Oct 17 2021

ANZ235-237-172300-
/O.NEW.KBOX.SC.Y.0095.211017T0950Z-211017T1200Z/
/O.NEW.KBOX.GL.A.0020.211019T1200Z-211020T0400Z/
Rhode Island Sound-Block Island Sound-
550 AM EDT Sun Oct 17 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT THIS MORNING...
...GALE WATCH IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY
EVENING...

* WHAT...For the Small Craft Advisory, northwest winds around 15
  kt and seas 3 to 5 feet. For the Gale Watch, west winds 15 to 25
  kt with gusts up to 35 kt and seas 3 to 5 feet possible.

* WHERE...Rhode Island Sound and Block Island Sound.

* WHEN...For the Small Craft Advisory, until 8 AM EDT this 
  morning. For the Gale Watch, from Tuesday morning through 
  Tuesday 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.

&&

$$

ANZ255-256-172300-
/O.EXT.KBOX.SC.Y.0094.000000T0000Z-211018T1800Z/
/O.NEW.KBOX.GL.A.0020.211019T1200Z-211020T0400Z/
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 AM EDT Sun Oct 17 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 2 PM EDT MONDAY...
...GALE WATCH IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY
EVENING...

* WHAT...For the Small Craft Advisory, northwest winds 15 to 20 
  kt with gusts up to 25 kt and seas 3 to 5 feet. For the Gale 
  Watch, west winds 20 to 25 kt with gusts up to 35 kt and seas 
  4 to 7 feet possible.

* 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...For the Small Craft Advisory, until 2 PM EDT Monday. 
  For the Gale Watch, from Tuesday morning through Tuesday 
  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.

&&

$$

ANZ254-172300-
/O.CON.KBOX.SC.Y.0094.000000T0000Z-211017T1800Z/
/O.NEW.KBOX.GL.A.0020.211019T1200Z-211020T0400Z/
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
550 AM EDT Sun Oct 17 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT THIS
AFTERNOON...
...GALE WATCH IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY
EVENING...

* WHAT...For the Small Craft Advisory, northwest winds 15 to 20 
  kt with gusts up to 25 kt and seas 4 to 6 feet. For the Gale 
  Watch, west winds 15 to 25 kt with gusts up to 35 kt and seas 
  4 to 7 feet possible.

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

* WHEN...For the Small Craft Advisory, until 2 PM EDT this 
  afternoon. For the Gale Watch, from Tuesday morning through 
  Tuesday 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.

&&

$$

ANZ250-171800-
/O.CON.KBOX.SC.Y.0094.000000T0000Z-211017T1800Z/
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
550 AM EDT Sun Oct 17 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT THIS
AFTERNOON...

* WHAT...Northwest winds 15 to 20 kt with gusts up to 25 kt and 
  seas 4 to 6 feet.

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

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

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

ANZ232-233-172300-
/O.NEW.KBOX.GL.A.0020.211019T1200Z-211020T0400Z/
Nantucket Sound-Vineyard Sound-
550 AM EDT Sun Oct 17 2021

...GALE WATCH IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY
EVENING...

* WHAT...West winds 15 to 20 kt with gusts up to 35 kt and seas 2
  to 4 feet possible.

* WHERE...Nantucket Sound and Vineyard Sound.

* WHEN...From Tuesday morning through Tuesday 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.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 17, 5:50 AM EDTGale WatchBOX22 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.