HomeForecastsMassachusetts ForecastsCohasset, MA Surf Forecast

Cohasset, MA Surf Forecast

FZUS51 KBOX 050909
SRFBOX

Surf Zone Forecast
National Weather Service Boston/Norton MA
408 AM EST Fri Dec 5 2025

MAZ022-052300-
Barnstable MA-
Including the beaches of Chatham, Eastham, and Provincetown
408 AM EST Fri Dec 5 2025

.TODAY...
Rip Current Risk*...
East Coast...............Moderate.
Surf Height...
East Coast...............3 to 7 feet.
Thunderstorm Potential**....None.
UV Index**..................Low.
Water Temperature...
East Coast...............In the upper 40s.
Weather.....................Partly sunny.
High Temperature............In the mid 30s.
Winds.......................Northwest winds around 5 mph, becoming
southwest in the afternoon.
Tides...
Nauset Beach.............High 5.3 feet (MLLW) 09:54 AM EST.
Low -0.8 feet (MLLW) 04:31 PM EST.
Hyannisport..............High 4.7 feet (MLLW) 11:39 AM EST.
Low -0.7 feet (MLLW) 05:56 PM EST.
Barnstable Harbor........High 12.0 feet (MLLW) 10:52 AM EST.
Low -1.7 feet (MLLW) 05:44 PM EST.

.SATURDAY...
Rip Current Risk*...
East Coast...............Low.
Surf Height...
East Coast...............Around 2 feet.
Thunderstorm Potential**....None.
Weather.....................Mostly cloudy. A chance of rain.
High Temperature............In the mid 40s.
Winds.......................South winds 5 to 10 mph.
Tides...
Nauset Beach.............High 5.3 feet (MLLW) 10:48 AM EST.
Low -0.7 feet (MLLW) 05:24 PM EST.
Hyannisport..............High 4.7 feet (MLLW) 12:35 PM EST.
Barnstable Harbor........High 12.0 feet (MLLW) 11:46 AM EST.

.SUNDAY...Surf height around 3 feet. Partly sunny. Highs in the lower
40s. Northwest winds around 10 mph.
.MONDAY...Surf height 4 to 7 feet. Partly sunny. A chance of snow and
rain. Highs in the upper 30s. Northwest winds around 20 mph.
.TUESDAY...Surf height 4 to 7 feet. Partly sunny. A slight chance of
rain. Highs in the lower 40s. West winds around 10 mph.

&&

Rip Current Risk Category
* Low Risk - The risk for rip currents is low, however,
life-threatening rip currents often occur in the vicinity of groins,
jetties, reefs, and piers.
* Moderate Risk - Life-threatening rip currents are possible in the
surf zone.
* High Risk - Life-threatening rip currents are likely in the surf
zone.

** For thunderstorm, waterspout, and UV definitions see:
https://www.weather.gov/beach/box

$$

MAZ024-052300-
Nantucket MA-
Including the beaches of Nantucket
408 AM EST Fri Dec 5 2025

.TODAY...
Rip Current Risk*...
East Coast...............High.
South Coast..............High.
Surf Height...
East Coast...............3 to 7 feet.
South Coast..............2 to 6 feet.
Thunderstorm Potential**....None.
UV Index**..................Low.
Water Temperature...
East Coast...............In the upper 40s.
South Coast..............In the upper 40s.
Weather.....................Mostly cloudy.
High Temperature............In the mid 30s.
Winds.......................North winds around 10 mph, becoming
south in the afternoon.
Tides...
Nantucket................High 4.4 feet (MLLW) 11:48 AM EST.
Great Point..............High 3.9 feet (MLLW) 11:24 AM EST.
Low -0.5 feet (MLLW) 05:42 PM EST.

.SATURDAY...
Rip Current Risk*...
East Coast...............Low.
South Coast..............Low.
Surf Height...
East Coast...............Around 2 feet.
South Coast..............Around 2 feet.
Thunderstorm Potential**....None.
Weather.....................Partly sunny. A chance of rain.
High Temperature............In the mid 40s.
Winds.......................Southeast winds around 10 mph, becoming
south in the afternoon.
Tides...
Nantucket................High 4.4 feet (MLLW) 12:44 PM EST.
Great Point..............High 3.8 feet (MLLW) 12:18 PM EST.

.SUNDAY...Surf height around 3 feet. Partly sunny. Highs in the lower
40s. North winds around 10 mph.
.MONDAY...Surf height 4 to 8 feet. Partly sunny. A chance of rain and
a slight chance of snow. Highs in the upper 30s. Breezy. Northwest
winds around 25 mph.
.TUESDAY...Surf height 3 to 6 feet. Partly sunny. Highs in the lower
40s. West winds around 15 mph.

&&

Rip Current Risk Category
* Low Risk - The risk for rip currents is low, however,
life-threatening rip currents often occur in the vicinity of groins,
jetties, reefs, and piers.
* Moderate Risk - Life-threatening rip currents are possible in the
surf zone.
* High Risk - Life-threatening rip currents are likely in the surf
zone.

** For thunderstorm, waterspout, and UV definitions see:
https://www.weather.gov/beach/box

$$

MAZ023-052300-
Dukes MA-
Including the beaches of Edgartown and Aquinnah
408 AM EST Fri Dec 5 2025

.TODAY...
Rip Current Risk*...........Low.
Surf Height.................2 to 5 feet.
Thunderstorm Potential**....None.
UV Index**..................Low.
Water Temperature...........In the lower 50s.
Weather.....................Mostly sunny.
High Temperature............In the mid 30s.
Winds.......................North winds around 10 mph, becoming
south in the afternoon.
Tides...
Squibnocket Point........High 4.0 feet (MLLW) 06:45 AM EST.
Low -0.3 feet (MLLW) 01:43 PM EST.

.SATURDAY...
Rip Current Risk*...........Low.
Surf Height.................Around 2 feet.
Thunderstorm Potential**....None.
Weather.....................Mostly cloudy. A chance of rain.
High Temperature............In the mid 40s.
Winds.......................Southeast winds around 10 mph, becoming
southwest in the afternoon.
Tides...
Squibnocket Point........High 3.9 feet (MLLW) 07:38 AM EST.
Low -0.2 feet (MLLW) 02:37 PM EST.

.SUNDAY...Surf height around 3 feet. Mostly sunny. Highs in the lower
40s. North winds around 10 mph.
.MONDAY...Surf height 4 to 8 feet. Mostly sunny. A chance of rain and
a slight chance of snow. Highs in the mid 30s. Breezy. Northwest
winds around 25 mph.
.TUESDAY...Surf height 2 to 5 feet. Partly sunny. A slight chance of
rain. Highs in the lower 40s. West winds around 15 mph.

&&

Rip Current Risk Category
* Low Risk - The risk for rip currents is low, however,
life-threatening rip currents often occur in the vicinity of groins,
jetties, reefs, and piers.
* Moderate Risk - Life-threatening rip currents are possible in the
surf zone.
* High Risk - Life-threatening rip currents are likely in the surf
zone.

** For thunderstorm, waterspout, and UV definitions see:
https://www.weather.gov/beach/box

$$

MAZ020-052300-
Southern Bristol MA-
Including the beaches of Westport, Dartmouth, and New Bedford
408 AM EST Fri Dec 5 2025

.TODAY...
Rip Current Risk*...........Low.
Surf Height.................2 to 4 feet.
Thunderstorm Potential**....None.
UV Index**..................Low.
Water Temperature...........In the lower 50s.
Weather.....................Mostly sunny.
High Temperature............In the lower 30s.
Winds.......................North winds around 5 mph, becoming
south in the afternoon.
Tides...
Westport Harbor..........High 4.1 feet (MLLW) 07:39 AM EST.
Low -0.3 feet (MLLW) 02:18 PM EST.

.SATURDAY...
Rip Current Risk*...........Low.
Surf Height.................Around 2 feet.
Thunderstorm Potential**....None.
Weather.....................Mostly cloudy. A chance of rain.
High Temperature............In the mid 40s.
Winds.......................Southeast winds around 5 mph, becoming
southwest in the afternoon.
Tides...
Westport Harbor..........High 4.0 feet (MLLW) 08:32 AM EST.
Low -0.3 feet (MLLW) 03:12 PM EST.

.SUNDAY...Surf height 2 to 3 feet. Mostly sunny. Highs in the lower
40s. North winds around 5 mph.
.MONDAY...Surf height 4 to 7 feet. Mostly sunny. A chance of snow.
Highs in the lower 30s. Northwest winds around 20 mph.
.TUESDAY...Surf height 2 to 4 feet. Mostly sunny. A slight chance of
rain. Highs around 40. West winds around 10 mph.

&&

Rip Current Risk Category
* Low Risk - The risk for rip currents is low, however,
life-threatening rip currents often occur in the vicinity of groins,
jetties, reefs, and piers.
* Moderate Risk - Life-threatening rip currents are possible in the
surf zone.
* High Risk - Life-threatening rip currents are likely in the surf
zone.

** For thunderstorm, waterspout, and UV definitions see:
https://www.weather.gov/beach/box

$$

RIZ007-052300-
Newport RI-
Including the beaches of Newport, Middletown, and Little Compton
408 AM EST Fri Dec 5 2025

.TODAY...
Rip Current Risk*...........Low.
Surf Height.................2 to 4 feet.
Thunderstorm Potential**....None.
UV Index**..................Low.
Water Temperature...........In the lower 50s.
Weather.....................Mostly sunny.
High Temperature............In the lower 30s.
Winds.......................North winds around 5 mph, becoming
south in the afternoon.
Tides...
Newport..................High 4.8 feet (MLLW) 07:30 AM EST.
Low -0.4 feet (MLLW) 01:45 PM EST.

.SATURDAY...
Rip Current Risk*...........Low.
Surf Height.................Around 2 feet.
Thunderstorm Potential**....None.
Weather.....................Mostly cloudy. A chance of rain.
High Temperature............In the mid 40s.
Winds.......................Southeast winds around 5 mph, becoming
southwest in the afternoon.
Tides...
Newport..................High 4.7 feet (MLLW) 08:23 AM EST.
Low -0.3 feet (MLLW) 02:39 PM EST.

.SUNDAY...Surf height 2 to 3 feet. Mostly sunny. Highs in the lower
40s. North winds around 5 mph.
.MONDAY...Surf height 3 to 7 feet. Mostly sunny. A chance of snow.
Highs in the lower 30s. Northwest winds around 20 mph.
.TUESDAY...Surf height 2 to 4 feet. Partly sunny. A slight chance of
rain. Highs around 40. West winds around 10 mph.

&&

Rip Current Risk Category
* Low Risk - The risk for rip currents is low, however,
life-threatening rip currents often occur in the vicinity of groins,
jetties, reefs, and piers.
* Moderate Risk - Life-threatening rip currents are possible in the
surf zone.
* High Risk - Life-threatening rip currents are likely in the surf
zone.

** For thunderstorm, waterspout, and UV definitions see:
https://www.weather.gov/beach/box

$$

RIZ006-052300-
Washington RI-
Including the beaches of Narragansett, Charlestown, and Westerly
408 AM EST Fri Dec 5 2025

.TODAY...
Rip Current Risk*...........Low.
Surf Height.................2 to 4 feet.
Thunderstorm Potential**....None.
UV Index**..................Low.
Water Temperature...........In the lower 50s.
Weather.....................Sunny until 4 PM, then mostly sunny.
High Temperature............In the lower 30s.
Winds.......................North winds around 5 mph, becoming
south in the afternoon.
Tides...
Watch Hill Point.........High 3.6 feet (MLLW) 08:11 AM EST.
Low -0.3 feet (MLLW) 03:01 PM EST.
Point Judith (Harbor)....High 4.3 feet (MLLW) 07:31 AM EST.
Low -0.6 feet (MLLW) 02:10 PM EST.
Narragansett Pier........High 4.4 feet (MLLW) 07:19 AM EST.
Low -0.4 feet (MLLW) 01:56 PM EST.

.SATURDAY...
Rip Current Risk*...........Low.
Surf Height.................Around 2 feet.
Thunderstorm Potential**....None.
Weather.....................Mostly cloudy. A chance of rain and
snow.
High Temperature............In the mid 40s.
Winds.......................Southeast winds around 5 mph, becoming
southwest in the afternoon.
Tides...
Watch Hill Point.........High 3.5 feet (MLLW) 09:04 AM EST.
Low -0.2 feet (MLLW) 03:55 PM EST.
Point Judith (Harbor)....High 4.2 feet (MLLW) 08:23 AM EST.
Low -0.6 feet (MLLW) 03:00 PM EST.
Narragansett Pier........High 4.3 feet (MLLW) 08:12 AM EST.
Low -0.3 feet (MLLW) 02:50 PM EST.

.SUNDAY...Surf height 2 to 3 feet. Partly sunny. Highs in the lower
40s. North winds around 5 mph.
.MONDAY...Surf height 3 to 7 feet. Mostly sunny. A chance of snow.
Highs in the lower 30s. Northwest winds around 15 mph.
.TUESDAY...Surf height 2 to 4 feet. Mostly sunny. A slight chance of
rain. Highs in the upper 30s. West winds around 10 mph.

&&

Rip Current Risk Category
* Low Risk - The risk for rip currents is low, however,
life-threatening rip currents often occur in the vicinity of groins,
jetties, reefs, and piers.
* Moderate Risk - Life-threatening rip currents are possible in the
surf zone.
* High Risk - Life-threatening rip currents are likely in the surf
zone.

** For thunderstorm, waterspout, and UV definitions see:
https://www.weather.gov/beach/box

$$

RIZ008-052300-
Block Island RI-
Including the beaches of Block Island
408 AM EST Fri Dec 5 2025

.TODAY...
Rip Current Risk*...........Low.
Surf Height.................2 to 3 feet.
Thunderstorm Potential**....None.
UV Index**..................Low.
Water Temperature...........In the lower 50s.
Weather.....................Mostly sunny until 4 PM, then mostly
cloudy.
High Temperature............In the upper 30s.
Winds.......................Northeast winds around 5 mph, becoming
south in the afternoon.
Tides...
Block Island (Old Harbor)High 4.1 feet (MLLW) 07:16 AM EST.
Low -0.6 feet (MLLW) 01:58 PM EST.

.SATURDAY...
Rip Current Risk*...........Low.
Surf Height.................Around 2 feet.
Thunderstorm Potential**....None.
Weather.....................Mostly cloudy. A chance of rain.
High Temperature............In the mid 40s.
Winds.......................South winds around 10 mph, becoming
southwest in the afternoon.
Tides...
Block Island (Old Harbor)High 4.0 feet (MLLW) 08:09 AM EST.
Low -0.5 feet (MLLW) 02:48 PM EST.

.SUNDAY...Surf height 2 to 3 feet. Partly sunny. Highs in the lower
40s. North winds around 10 mph.
.MONDAY...Surf height 4 to 7 feet. Mostly sunny. A chance of rain and
a slight chance of snow. Highs in the mid 30s. Breezy. Northwest
winds around 25 mph.
.TUESDAY...Surf height 2 to 4 feet. Partly sunny. A slight chance of
rain. Highs in the lower 40s. West winds around 15 mph.

&&

Rip Current Risk Category
* Low Risk - The risk for rip currents is low, however,
life-threatening rip currents often occur in the vicinity of groins,
jetties, reefs, and piers.
* Moderate Risk - Life-threatening rip currents are possible in the
surf zone.
* High Risk - Life-threatening rip currents are likely in the surf
zone.

** For thunderstorm, waterspout, and UV definitions see:
https://www.weather.gov/beach/box

$$

MAZ019-052300-
Eastern Plymouth MA-
Including the beaches of Cohasset, Duxbury, Hingham, Kingston,
Marshfield, Plymouth, and Scituate
408 AM EST Fri Dec 5 2025

.TODAY...
Rip Current Risk*...........Low.
Surf Height.................2 to 6 feet.
Thunderstorm Potential**....None.
UV Index**..................Low.
Water Temperature...........In the upper 40s.
Weather.....................Sunny.
High Temperature............In the lower 30s.
Winds.......................West winds around 5 mph, becoming
southwest in the afternoon.
Tides...
Scituate Harbor..........High 11.4 feet (MLLW) 10:49 AM EST.
Low -1.5 feet (MLLW) 05:17 PM EST.
Plymouth.................High 12.3 feet (MLLW) 10:59 AM EST.
Low -1.5 feet (MLLW) 05:35 PM EST.

.SATURDAY...
Rip Current Risk*...........Low.
Surf Height.................Around 2 feet.
Thunderstorm Potential**....None.
Weather.....................Mostly cloudy. A chance of rain and a
slight chance of snow.
High Temperature............In the lower 40s.
Winds.......................South winds 5 to 10 mph.
Tides...
Scituate Harbor..........High 11.5 feet (MLLW) 11:41 AM EST.
Plymouth.................High 12.3 feet (MLLW) 11:50 AM EST.

.SUNDAY...Surf height around 2 feet. Partly sunny. Highs in the upper
30s. Northwest winds around 10 mph.
.MONDAY...Surf height 3 to 6 feet. Mostly sunny. A chance of snow.
Highs in the lower 30s. Northwest winds around 20 mph.
.TUESDAY...Surf height 3 to 5 feet. Mostly sunny. A slight chance of
snow. Highs in the upper 30s. Southwest winds around 10 mph.

&&

Rip Current Risk Category
* Low Risk - The risk for rip currents is low, however,
life-threatening rip currents often occur in the vicinity of groins,
jetties, reefs, and piers.
* Moderate Risk - Life-threatening rip currents are possible in the
surf zone.
* High Risk - Life-threatening rip currents are likely in the surf
zone.

** For thunderstorm, waterspout, and UV definitions see:
https://www.weather.gov/beach/box

$$

MAZ015-016-052300-
Suffolk MA-Eastern Norfolk MA-
Including the beaches of Boston, Chelsea, Revere, Winthrop,
Braintree, Milton, Quincy, and Weymouth
408 AM EST Fri Dec 5 2025

.TODAY...
Rip Current Risk*...........Low.
Surf Height.................2 to 5 feet.
Thunderstorm Potential**....None.
UV Index**..................Low.
Water Temperature...........In the upper 40s.
Weather.....................Sunny.
High Temperature............Around 30.
Winds.......................West winds around 5 mph, becoming
southwest in the afternoon.
Tides...
Boston...................High 12.0 feet (MLLW) 10:41 AM EST.
Low -1.7 feet (MLLW) 05:14 PM EST.

.SATURDAY...
Rip Current Risk*...........Low.
Surf Height.................Around 2 feet.
Thunderstorm Potential**....None.
Weather.....................Mostly cloudy. A chance of rain and a
slight chance of snow.
High Temperature............In the lower 40s.
Winds.......................South winds 5 to 10 mph.
Tides...
Boston...................High 12.0 feet (MLLW) 11:35 AM EST.

.SUNDAY...Surf height around 2 feet. Partly sunny. Highs in the upper
30s. Northwest winds around 10 mph.
.MONDAY...Surf height 4 to 6 feet. Mostly sunny. A chance of snow.
Highs in the lower 30s. Northwest winds around 20 mph.
.TUESDAY...Surf height 3 to 5 feet. Mostly sunny. A slight chance of
snow. Highs in the mid 30s. Southwest winds around 10 mph.

&&

Rip Current Risk Category
* Low Risk - The risk for rip currents is low, however,
life-threatening rip currents often occur in the vicinity of groins,
jetties, reefs, and piers.
* Moderate Risk - Life-threatening rip currents are possible in the
surf zone.
* High Risk - Life-threatening rip currents are likely in the surf
zone.

** For thunderstorm, waterspout, and UV definitions see:
https://www.weather.gov/beach/box

$$

MAZ007-052300-
Eastern Essex MA-
Including the beaches of Beverly, Gloucester, and Newburyport
408 AM EST Fri Dec 5 2025

.TODAY...
Rip Current Risk*...........Low.
Surf Height.................2 to 5 feet.
Thunderstorm Potential**....None.
UV Index**..................Low.
Water Temperature...........In the upper 40s.
Weather.....................Sunny until 5 PM, then partly sunny.
High Temperature............In the upper 20s.
Winds.......................West winds around 5 mph.
Tides...
Newburyport..............High 10.2 feet (MLLW) 11:13 AM EST.
Low -1.3 feet (MLLW) 05:57 PM EST.
Gloucester Harbor........High 11.3 feet (MLLW) 10:46 AM EST.
Low -1.7 feet (MLLW) 05:14 PM EST.

.SATURDAY...
Rip Current Risk*...........Low.
Surf Height.................Around 2 feet.
Thunderstorm Potential**....None.
Weather.....................Mostly cloudy. A chance of rain and
snow.
High Temperature............In the lower 40s.
Winds.......................Southwest winds 5 to 10 mph.
Tides...
Newburyport..............Low -0.1 feet (MLLW) 06:03 AM EST.
High 10.2 feet (MLLW) 12:05 PM EST.
Gloucester Harbor........High 11.3 feet (MLLW) 11:38 AM EST.

.SUNDAY...Surf height 2 to 3 feet. Partly sunny. Highs in the upper
30s. Northwest winds around 10 mph.
.MONDAY...Surf height 4 to 6 feet. Mostly sunny. A chance of snow.
Highs in the upper 20s. Northwest winds around 20 mph.
.TUESDAY...Surf height 3 to 5 feet. Partly sunny. Highs in the mid
30s. Southwest winds around 10 mph.

&&

Rip Current Risk Category
* Low Risk - The risk for rip currents is low, however,
life-threatening rip currents often occur in the vicinity of groins,
jetties, reefs, and piers.
* Moderate Risk - Life-threatening rip currents are possible in the
surf zone.
* High Risk - Life-threatening rip currents are likely in the surf
zone.

** For thunderstorm, waterspout, and UV definitions see:
https://www.weather.gov/beach/box


$$



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