Surf Forecast
Issued by NWS Boston, MA
Issued by NWS Boston, MA
375
FZUS51 KBOX 110811
SRFBOX
Surf Zone Forecast
National Weather Service Boston/Norton MA
411 AM EDT Tue Aug 11 2026
MAZ022-112200-
Barnstable MA-
Including the beaches of Chatham, Eastham, and Provincetown
411 AM EDT Tue Aug 11 2026
.TODAY...
Rip Current Risk*...
East Coast...............Low.
Surf Height...
East Coast...............Around 2 feet.
Thunderstorm Potential**....None.
UV Index**..................High.
Water Temperature...
East Coast...............In the upper 60s.
Weather.....................Mostly sunny.
High Temperature............In the lower 80s.
Winds.......................West winds 5 to 10 mph.
Tides...
Nauset Beach.............High 4.2 feet (MLLW) 09:46 AM EDT.
Low 0.2 feet (MLLW) 03:48 PM EDT.
Hyannisport..............High 3.2 feet (MLLW) 11:31 AM EDT.
Low 0.3 feet (MLLW) 04:49 PM EDT.
Barnstable Harbor........High 9.5 feet (MLLW) 10:44 AM EDT.
Low 0.4 feet (MLLW) 05:01 PM EDT.
.WEDNESDAY...
Rip Current Risk*...
East Coast...............Low.
Surf Height...
East Coast...............Around 2 feet.
Thunderstorm Potential**....None.
Weather.....................Mostly sunny.
High Temperature............In the mid 70s.
Winds.......................Northwest winds around 5 mph, becoming
east in the afternoon.
Tides...
Nauset Beach.............High 4.4 feet (MLLW) 10:42 AM EDT.
Low 0.0 feet (MLLW) 04:44 PM EDT.
Hyannisport..............High 3.4 feet (MLLW) 12:27 PM EDT.
Low 0.3 feet (MLLW) 05:47 PM EDT.
Barnstable Harbor........High 9.9 feet (MLLW) 11:40 AM EDT.
Low 0.0 feet (MLLW) 05:57 PM EDT.
.THURSDAY...Surf height 2 to 3 feet. Mostly sunny. A slight chance of
showers with isolated thunderstorms. Highs in the mid 70s. Southwest
winds around 10 mph.
.FRIDAY...Surf height around 3 feet. Mostly sunny. A slight chance of
showers. Highs in the mid 70s. Northwest winds around 10 mph.
.SATURDAY...Surf height 3 to 4 feet. Sunny. Highs in the mid 70s.
North 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
$$
MAZ024-112200-
Nantucket MA-
Including the beaches of Nantucket
411 AM EDT Tue Aug 11 2026
.TODAY...
Rip Current Risk*...
East Coast...............Low.
South Coast..............Low.
Surf Height...
East Coast...............Around 3 feet.
South Coast..............Around 3 feet.
Thunderstorm Potential**....None.
UV Index**..................High.
Water Temperature...
East Coast...............In the upper 60s.
South Coast..............In the lower 70s.
Weather.....................Mostly sunny.
High Temperature............Around 80.
Winds.......................West winds 10 to 15 mph.
Tides...
Nantucket................High 3.0 feet (MLLW) 11:39 AM EDT.
Low 0.2 feet (MLLW) 05:02 PM EDT.
Great Point..............High 3.0 feet (MLLW) 11:16 AM EDT.
Low 0.1 feet (MLLW) 04:59 PM EDT.
.WEDNESDAY...
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.....................Mostly sunny.
High Temperature............In the upper 70s.
Winds.......................North winds around 5 mph, becoming east
in the afternoon.
Tides...
Nantucket................High 3.2 feet (MLLW) 12:36 PM EDT.
Great Point..............High 3.2 feet (MLLW) 12:12 PM EDT.
Low 0.0 feet (MLLW) 05:55 PM EDT.
.THURSDAY...Surf height 2 to 3 feet. Mostly sunny. A slight chance of
showers. Highs in the upper 70s. Southwest winds around 10 mph.
.FRIDAY...Surf height 3 to 4 feet. Mostly sunny. A chance of showers.
Highs in the mid 70s. West winds around 15 mph.
.SATURDAY...Surf height around 3 feet. Sunny. Highs in the mid 70s.
North 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
$$
MAZ023-112200-
Dukes MA-
Including the beaches of Edgartown and Aquinnah
411 AM EDT Tue Aug 11 2026
.TODAY...
Rip Current Risk*...........Low.
Surf Height.................Around 3 feet.
Thunderstorm Potential**....None.
UV Index**..................High.
Water Temperature...........In the lower 70s.
Weather.....................Sunny.
High Temperature............In the lower 80s.
Winds.......................West winds 10 to 15 mph.
Tides...
Squibnocket Point........High 3.3 feet (MLLW) 06:22 AM EDT.
Low -0.1 feet (MLLW) 12:34 PM EDT.
.WEDNESDAY...
Rip Current Risk*...........Low.
Surf Height.................Around 2 feet.
Thunderstorm Potential**....None.
Weather.....................Mostly sunny.
High Temperature............In the upper 70s.
Winds.......................North winds around 5 mph, becoming
south in the afternoon.
Tides...
Squibnocket Point........High 3.5 feet (MLLW) 07:15 AM EDT.
Low -0.1 feet (MLLW) 01:31 PM EDT.
.THURSDAY...Surf height 2 to 3 feet. Mostly sunny. A slight chance of
showers. Highs in the upper 70s. Southwest winds around 10 mph.
.FRIDAY...Surf height 3 to 4 feet. Mostly sunny. A chance of showers.
Highs in the upper 70s. West winds around 10 mph.
.SATURDAY...Surf height around 3 feet. Sunny. Highs in the mid 70s.
Northwest 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
$$
MAZ020-112200-
Southern Bristol MA-
Including the beaches of Westport, Dartmouth, and New Bedford
411 AM EDT Tue Aug 11 2026
.TODAY...
Rip Current Risk*...........Low.
Surf Height.................Around 3 feet.
Thunderstorm Potential**....None.
UV Index**..................High.
Water Temperature...........In the lower 70s.
Weather.....................Sunny until 5 PM, then partly sunny.
High Temperature............In the mid 80s.
Winds.......................West winds 10 to 15 mph.
Tides...
Westport Harbor..........High 3.4 feet (MLLW) 07:16 AM EDT.
Low -0.1 feet (MLLW) 01:09 PM EDT.
.WEDNESDAY...
Rip Current Risk*...........Low.
Surf Height.................Around 2 feet.
Thunderstorm Potential**....None.
Weather.....................Mostly sunny.
High Temperature............Around 80.
Winds.......................North winds around 5 mph, becoming
south in the afternoon.
Tides...
Westport Harbor..........High 3.6 feet (MLLW) 08:09 AM EDT.
Low -0.1 feet (MLLW) 02:06 PM EDT.
.THURSDAY...Surf height 2 to 3 feet. Mostly sunny. A slight chance of
showers with isolated thunderstorms. Highs around 80. Southwest winds
around 10 mph.
.FRIDAY...Surf height around 3 feet. Mostly sunny. A chance of
showers. Highs in the upper 70s. West winds around 10 mph.
.SATURDAY...Surf height 2 to 3 feet. Sunny. Highs in the upper 70s.
Northwest winds around 10 mph.
&&
Rip Current Risk Category
* Low Risk - The risk for rip currents is low, however,
life-threatening rip currents often occur in the vicinity of groins,
jetties, reefs, and piers.
* Moderate Risk - Life-threatening rip currents are possible in the
surf zone.
* High Risk - Life-threatening rip currents are likely in the surf
zone.
** For thunderstorm, waterspout, and UV definitions see:
https://www.weather.gov/beach/box
$$
RIZ007-112200-
Newport RI-
Including the beaches of Newport, Middletown, and Little Compton
411 AM EDT Tue Aug 11 2026
.TODAY...
Rip Current Risk*...........Low.
Surf Height.................Around 3 feet.
Thunderstorm Potential**....None.
UV Index**..................High.
Water Temperature...........In the lower 70s.
Weather.....................Mostly sunny.
High Temperature............In the mid 80s.
Winds.......................West winds 10 to 15 mph.
Tides...
Newport..................High 4.0 feet (MLLW) 07:07 AM EDT.
Low -0.1 feet (MLLW) 12:36 PM EDT.
.WEDNESDAY...
Rip Current Risk*...........Low.
Surf Height.................Around 2 feet.
Thunderstorm Potential**....None.
Weather.....................Mostly sunny.
High Temperature............Around 80.
Winds.......................North winds around 5 mph, becoming
south in the afternoon.
Tides...
Newport..................High 4.3 feet (MLLW) 08:00 AM EDT.
Low -0.2 feet (MLLW) 01:33 PM EDT.
.THURSDAY...Surf height 2 to 3 feet. Mostly sunny. A slight chance of
showers with isolated thunderstorms. Highs in the upper 70s.
Southwest winds around 10 mph.
.FRIDAY...Surf height around 3 feet. Sunny. A chance of showers.
Highs in the upper 70s. Northwest winds around 10 mph.
.SATURDAY...Surf height 2 to 3 feet. Sunny. Highs in the upper 70s.
Northwest 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
$$
RIZ006-112200-
Washington RI-
Including the beaches of Narragansett, Charlestown, and Westerly
411 AM EDT Tue Aug 11 2026
.TODAY...
Rip Current Risk*...........Low.
Surf Height.................Around 3 feet.
Thunderstorm Potential**....None.
UV Index**..................High.
Water Temperature...........In the mid 70s.
Weather.....................Sunny.
High Temperature............In the mid 80s.
Winds.......................West winds 5 to 10 mph.
Tides...
Watch Hill Point.........High 3.0 feet (MLLW) 07:48 AM EDT.
Low -0.1 feet (MLLW) 01:52 PM EDT.
Point Judith (Harbor)....High 3.4 feet (MLLW) 07:13 AM EDT.
Low -0.1 feet (MLLW) 01:16 PM EDT.
Narragansett Pier........High 3.6 feet (MLLW) 06:56 AM EDT.
Low -0.1 feet (MLLW) 12:47 PM EDT.
.WEDNESDAY...
Rip Current Risk*...........Low.
Surf Height.................Around 2 feet.
Thunderstorm Potential**....None.
Weather.....................Mostly sunny.
High Temperature............Around 80.
Winds.......................North winds around 5 mph, becoming
south in the afternoon.
Tides...
Watch Hill Point.........High 3.2 feet (MLLW) 08:41 AM EDT.
Low -0.1 feet (MLLW) 02:49 PM EDT.
Point Judith (Harbor)....High 3.6 feet (MLLW) 08:07 AM EDT.
Low -0.2 feet (MLLW) 02:15 PM EDT.
Narragansett Pier........High 3.9 feet (MLLW) 07:49 AM EDT.
Low -0.2 feet (MLLW) 01:44 PM EDT.
.THURSDAY...Surf height 2 to 3 feet. Mostly sunny. A slight chance of
showers with isolated thunderstorms. Highs in the lower 80s.
Southwest winds around 10 mph.
.FRIDAY...Surf height around 3 feet. Sunny. A chance of showers.
Highs around 80. Northwest winds around 10 mph.
.SATURDAY...Surf height around 3 feet. Sunny. Highs in the upper 70s.
Northwest 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
$$
RIZ008-112200-
Block Island RI-
Including the beaches of Block Island
411 AM EDT Tue Aug 11 2026
.TODAY...
Rip Current Risk*...........Low.
Surf Height.................Around 3 feet.
Thunderstorm Potential**....None.
UV Index**..................High.
Water Temperature...........In the mid 70s.
Weather.....................Sunny.
High Temperature............In the upper 70s.
Winds.......................West winds 10 to 15 mph.
Tides...
Block Island (Old Harbor)High 3.3 feet (MLLW) 06:58 AM EDT.
Low -0.2 feet (MLLW) 12:56 PM EDT.
.WEDNESDAY...
Rip Current Risk*...........Low.
Surf Height.................Around 2 feet.
Thunderstorm Potential**....None.
Weather.....................Partly sunny until 9 AM, then sunny.
High Temperature............In the mid 70s.
Winds.......................North winds around 5 mph, becoming
south in the afternoon.
Tides...
Block Island (Old Harbor)High 3.5 feet (MLLW) 07:51 AM EDT.
Low -0.3 feet (MLLW) 01:53 PM EDT.
.THURSDAY...Surf height 2 to 3 feet. Mostly sunny. A slight chance of
showers. Highs in the upper 70s. Southwest winds around 10 mph.
.FRIDAY...Surf height around 3 feet. Sunny. A chance of showers.
Highs in the mid 70s. Northwest winds around 10 mph.
.SATURDAY...Surf height around 3 feet. Sunny. Highs in the mid 70s.
Northwest 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
$$
MAZ019-112200-
Eastern Plymouth MA-
Including the beaches of Cohasset, Duxbury, Hingham, Kingston,
Marshfield, Plymouth, and Scituate
411 AM EDT Tue Aug 11 2026
.TODAY...
Rip Current Risk*...........Low.
Surf Height.................Around 2 feet.
Thunderstorm Potential**....None.
UV Index**..................High.
Water Temperature...........Around 70.
Weather.....................Sunny.
High Temperature............In the mid 80s.
Winds.......................West winds around 10 mph.
Tides...
Scituate Harbor..........High 8.9 feet (MLLW) 10:41 AM EDT.
Low 0.3 feet (MLLW) 04:35 PM EDT.
Plymouth.................High 9.6 feet (MLLW) 10:45 AM EDT.
Low 0.4 feet (MLLW) 04:54 PM EDT.
.WEDNESDAY...
Rip Current Risk*...........Low.
Surf Height.................Around 1 foot.
Thunderstorm Potential**....None.
Weather.....................Sunny.
High Temperature............In the upper 70s.
Winds.......................Northwest winds around 5 mph, becoming
east in the afternoon.
Tides...
Scituate Harbor..........High 9.3 feet (MLLW) 11:35 AM EDT.
Low 0.0 feet (MLLW) 05:31 PM EDT.
Plymouth.................High 10.1 feet (MLLW) 11:40 AM EDT.
Low 0.1 feet (MLLW) 05:49 PM EDT.
.THURSDAY...Surf height around 2 feet. Mostly sunny. A chance of
showers with isolated thunderstorms. Highs around 80. Southwest winds
around 5 mph.
.FRIDAY...Surf height around 2 feet. Sunny. A slight chance of
showers. Highs in the upper 70s. Northwest winds around 10 mph.
.SATURDAY...Surf height 2 to 3 feet. Sunny. Highs in the mid 70s.
North winds around 10 mph.
&&
Rip Current Risk Category
* Low Risk - The risk for rip currents is low, however,
life-threatening rip currents often occur in the vicinity of groins,
jetties, reefs, and piers.
* Moderate Risk - Life-threatening rip currents are possible in the
surf zone.
* High Risk - Life-threatening rip currents are likely in the surf
zone.
** For thunderstorm, waterspout, and UV definitions see:
https://www.weather.gov/beach/box
$$
MAZ015-016-112200-
Suffolk MA-Eastern Norfolk MA-
Including the beaches of Boston, Chelsea, Revere, Winthrop,
Braintree, Milton, Quincy, and Weymouth
411 AM EDT Tue Aug 11 2026
.TODAY...
Rip Current Risk*...........Low.
Surf Height.................Around 2 feet.
Thunderstorm Potential**....None.
UV Index**..................High.
Water Temperature...........Around 70.
Weather.....................Sunny.
High Temperature............In the mid 80s.
Winds.......................West winds around 10 mph.
Tides...
Boston...................High 9.5 feet (MLLW) 10:33 AM EDT.
Low 0.4 feet (MLLW) 04:31 PM EDT.
.WEDNESDAY...
Rip Current Risk*...........Low.
Surf Height.................Around 1 foot.
Thunderstorm Potential**....None.
Weather.....................Sunny.
High Temperature............In the lower 80s.
Winds.......................Northwest winds around 5 mph, becoming
east in the afternoon.
Tides...
Boston...................High 9.9 feet (MLLW) 11:29 AM EDT.
Low 0.0 feet (MLLW) 05:27 PM EDT.
.THURSDAY...Surf height around 2 feet. Mostly sunny. A chance of
showers with isolated thunderstorms. Highs in the lower 80s.
Southwest winds around 5 mph.
.FRIDAY...Surf height around 2 feet. Sunny. Highs in the upper 70s.
Northwest winds around 10 mph.
.SATURDAY...Surf height 2 to 3 feet. Sunny. Highs in the upper 70s.
North 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
$$
MAZ007-112200-
Eastern Essex MA-
Including the beaches of Beverly, Gloucester, and Newburyport
411 AM EDT Tue Aug 11 2026
.TODAY...
Rip Current Risk*...........Low.
Surf Height.................Around 2 feet.
Thunderstorm Potential**....None.
UV Index**..................High.
Water Temperature...........Around 70.
Weather.....................Sunny.
High Temperature............In the mid 80s.
Winds.......................West winds around 10 mph.
Tides...
Newburyport..............High 7.8 feet (MLLW) 10:57 AM EDT.
Low 0.2 feet (MLLW) 05:13 PM EDT.
Gloucester Harbor........High 8.9 feet (MLLW) 10:40 AM EDT.
Low 0.3 feet (MLLW) 04:32 PM EDT.
.WEDNESDAY...
Rip Current Risk*...........Low.
Surf Height.................Around 2 feet, subsiding to around 1
foot in the afternoon.
Thunderstorm Potential**....None.
Weather.....................Sunny.
High Temperature............In the upper 70s.
Winds.......................Northwest winds around 5 mph, becoming
south in the afternoon.
Tides...
Newburyport..............High 8.2 feet (MLLW) 11:51 AM EDT.
Gloucester Harbor........High 9.3 feet (MLLW) 11:33 AM EDT.
Low 0.0 feet (MLLW) 05:28 PM EDT.
.THURSDAY...Surf height around 2 feet. Mostly sunny. A chance of
showers with isolated thunderstorms. Highs in the upper 70s.
Southwest winds around 5 mph.
.FRIDAY...Surf height around 2 feet. Sunny. Highs in the upper 70s.
Northwest winds around 10 mph.
.SATURDAY...Surf height 2 to 3 feet. Sunny. Highs in the upper 70s.
Northwest winds around 10 mph.
&&
Rip Current Risk Category
* Low Risk - The risk for rip currents is low, however,
life-threatening rip currents often occur in the vicinity of groins,
jetties, reefs, and piers.
* Moderate Risk - Life-threatening rip currents are possible in the
surf zone.
* High Risk - Life-threatening rip currents are likely in the surf
zone.
** For thunderstorm, waterspout, and UV definitions see:
https://www.weather.gov/beach/box
$$