Alert archive / Massachusetts / Small Craft Advisories in 2021

Small Craft Advisory 102, NWS Boston/Norton, MA

November 7, 2021

NWS Boston/Norton, MA issued this small craft advisory at Nov 7, 2021, 3:34 AM EST. It took effect at Nov 7, 2021, 11:00 PM EST. It was in force for 32 hr.

The area

The counties it named.

The facts

Issued
Nov 7, 2021, 3:34 AM EST (08:34 UTC)
In effect from
Nov 7, 2021, 11:00 PM EST
Expired
Nov 9, 2021, 7:00 AM EST
In force
32 hr
Issued by
NWS Boston/Norton, MA

The text

As transmitted.

488 
WHUS71 KBOX 070834
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
334 AM EST Sun Nov 7 2021

ANZ254>256-072200-
/O.NEW.KBOX.SC.Y.0102.211108T1200Z-211109T1200Z/
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-
334 AM EST Sun Nov 7 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 7 AM MONDAY TO 7 AM EST
TUESDAY...

* WHAT...North winds 5 to 15 kt and seas 4 to 6 feet expected.

* WHERE...In Massachusetts coastal waters, 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...From 7 AM Monday to 7 AM EST 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.

&&

$$
Gaucher
7 follow-up statements
790 
WHUS71 KBOX 072107
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
407 PM EST Sun Nov 7 2021

ANZ254>256-081015-
/O.CON.KBOX.SC.Y.0102.211108T1200Z-211109T1200Z/
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-
407 PM EST Sun Nov 7 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 7 AM MONDAY TO
7 AM EST TUESDAY...

* WHAT...North winds 5 to 15 kt and seas 4 to 6 feet expected.

* WHERE...In Massachusetts coastal waters, 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...From 7 AM Monday to 7 AM EST 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.

&&

$$
407 
WHUS71 KBOX 080249
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
949 PM EST Sun Nov 7 2021

ANZ250-081600-
/O.EXB.KBOX.SC.Y.0102.211108T1000Z-211109T1200Z/
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
949 PM EST Sun Nov 7 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 5 AM MONDAY TO 7 AM EST
TUESDAY...

* WHAT...North winds 5 to 10 kt and seas 4 to 6 feet expected.

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

* WHEN...From 5 AM Monday to 7 AM EST 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.

&&

$$

ANZ235-237-081600-
/O.EXB.KBOX.SC.Y.0102.211108T1200Z-211109T0400Z/
Rhode Island Sound-Block Island Sound-
949 PM EST Sun Nov 7 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 7 AM TO 11 PM EST MONDAY...

* WHAT...Northeast winds 10 to 15 kt and seas 3 to 5 feet 
  expected.

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

* WHEN...From 7 AM to 11 PM EST Monday.

* 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>256-081600-
/O.EXT.KBOX.SC.Y.0102.211108T0400Z-211109T1200Z/
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-
949 PM EST Sun Nov 7 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 7 AM EST TUESDAY...

* WHAT...North winds 5 to 15 kt and seas 4 to 7 feet expected.

* WHERE...In Massachusetts coastal waters, 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 7 AM EST 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.

&&

$$
452 
WHUS71 KBOX 080812
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
312 AM EST Mon Nov 8 2021

ANZ254>256-082200-
/O.EXT.KBOX.SC.Y.0102.000000T0000Z-211110T0000Z/
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-
312 AM EST Mon Nov 8 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 7 PM EST TUESDAY...

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

* WHERE...In Massachusetts coastal waters, 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 7 PM EST 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.

&&

$$

ANZ250-082200-
/O.EXT.KBOX.SC.Y.0102.211108T1000Z-211109T1800Z/
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
312 AM EST Mon Nov 8 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 1 PM EST TUESDAY...

* WHAT...Northwest winds 10 to 15 kt and seas 4 to 6 feet 
  expected.

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

* WHEN...Until 1 PM EST 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.

&&

$$

ANZ235-237-082200-
/O.CON.KBOX.SC.Y.0102.211108T1200Z-211109T0400Z/
Rhode Island Sound-Block Island Sound-
312 AM EST Mon Nov 8 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 7 AM THIS MORNING
TO 11 PM EST THIS EVENING...

* WHAT...Northeast winds 5 to 15 kt and seas 3 to 5 feet 
  expected.

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

* WHEN...From 7 AM this morning to 11 PM EST 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.

&&

$$
407 
WHUS71 KBOX 081958
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
258 PM EST Mon Nov 8 2021

ANZ256-091000-
/O.EXT.KBOX.SC.Y.0102.000000T0000Z-211109T1600Z/
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
258 PM EST Mon Nov 8 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 11 AM EST TUESDAY...

* WHAT...North winds 10 to 20 kt and seas 4 to 7 feet.

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

* WHEN...Until 11 AM EST 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.

&&

$$

ANZ254-255-091000-
/O.CON.KBOX.SC.Y.0102.000000T0000Z-211110T0000Z/
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-
258 PM EST Mon Nov 8 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST
TUESDAY...

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

* 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...Until 7 PM EST 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.

&&

$$

ANZ250-091000-
/O.CON.KBOX.SC.Y.0102.000000T0000Z-211109T1800Z/
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
258 PM EST Mon Nov 8 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST
TUESDAY...

* WHAT...West winds 10 to 15 kt and seas 4 to 6 feet.

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

* WHEN...Until 1 PM EST 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.

&&

$$

ANZ235-237-090400-
/O.CON.KBOX.SC.Y.0102.000000T0000Z-211109T0400Z/
Rhode Island Sound-Block Island Sound-
258 PM EST Mon Nov 8 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 PM EST THIS
EVENING...

* WHAT...North winds 5 to 15 kt and seas 3 to 5 feet.

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

* WHEN...Until 11 PM EST 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.

&&

$$
814 
WHUS71 KBOX 090154
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
854 PM EST Mon Nov 8 2021

ANZ235-237-090300-
/O.CAN.KBOX.SC.Y.0102.000000T0000Z-211109T0400Z/
Rhode Island Sound-Block Island Sound-
854 PM EST Mon Nov 8 2021

...SMALL CRAFT ADVISORY IS CANCELLED...

Seas have dropped below small craft advisory thresholds.
Therefore, the small craft advisory has been cancelled.

$$

ANZ254-255-091500-
/O.CON.KBOX.SC.Y.0102.000000T0000Z-211110T0000Z/
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-
854 PM EST Mon Nov 8 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST
TUESDAY...

* WHAT...West winds 5 to 10 kt and seas 4 to 6 feet.

* 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...Until 7 PM EST 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.

&&

$$

ANZ256-091500-
/O.CON.KBOX.SC.Y.0102.000000T0000Z-211109T1600Z/
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
854 PM EST Mon Nov 8 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST
TUESDAY...

* WHAT...Northwest winds 5 to 10 kt and seas 4 to 6 feet.

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

* WHEN...Until 11 AM EST 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.

&&

$$

ANZ250-091500-
/O.CON.KBOX.SC.Y.0102.000000T0000Z-211109T1800Z/
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
854 PM EST Mon Nov 8 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST
TUESDAY...

* WHAT...West winds 5 to 10 kt and seas 4 to 6 feet.

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

* WHEN...Until 1 PM EST 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.

&&

$$
058 
WHUS71 KBOX 090809
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
309 AM EST Tue Nov 9 2021

ANZ250-090915-
/O.CAN.KBOX.SC.Y.0102.000000T0000Z-211109T1800Z/
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
309 AM EST Tue Nov 9 2021

...SMALL CRAFT ADVISORY IS CANCELLED...

Seas have diminished below small craft advisory thresholds.
Therefore, the small craft advisory has been canceled.

$$

ANZ254>256-091200-
/O.EXT.KBOX.SC.Y.0102.000000T0000Z-211109T1200Z/
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-
309 AM EST Tue Nov 9 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 7 AM EST THIS
MORNING...

* WHAT...Northwest winds 5 kt or less and seas 4 to 6 feet.

* WHERE...In Massachusetts coastal waters, 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 7 AM EST this morning.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

Frank
053 
WHUS71 KBOX 091152
MWWBOX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
652 AM EST Tue Nov 9 2021

ANZ254>256-091300-
/O.EXP.KBOX.SC.Y.0102.000000T0000Z-211109T1200Z/
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-
652 AM EST Tue Nov 9 2021

...SMALL CRAFT ADVISORY WILL EXPIRE AT 7 AM EST THIS MORNING...

Waves have fallen below Small Craft Advisory limits. Therefore,
the Small Craft Advisory will be allowed to expire.

$$

BL

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.