Surf Forecast
Issued by NWS Boston, MA
Issued by NWS Boston, MA
476
FZUS51 KBOX 172009
SRFBOX
Surf Zone Forecast
National Weather Service Boston/Norton MA
409 PM EDT Mon Aug 17 2026
MAZ022-181000-
Barnstable MA-
Including the beaches of Chatham, Eastham, and Provincetown
409 PM EDT Mon Aug 17 2026
...HIGH RIP CURRENT RISK IN EFFECT FROM TUESDAY MORNING THROUGH
TUESDAY EVENING...
.REST OF TODAY...
Rip Current Risk*...
East Coast...............Moderate.
Surf Height...
East Coast...............Around 3 feet.
Thunderstorm Potential**....None.
UV Index**..................Moderate.
Water Temperature...
East Coast...............Around 70.
Weather.....................Mostly cloudy. Patchy fog. Showers
likely.
High Temperature............In the lower 70s.
Winds.......................Southeast winds around 10 mph.
Tides...
Nauset Beach.............High 4.5 feet (MLLW) 02:42 PM EDT.
Hyannisport..............High 3.9 feet (MLLW) 04:37 PM EDT.
Barnstable Harbor........High 10.2 feet (MLLW) 03:40 PM EDT.
.TUESDAY...
Rip Current Risk*...
East Coast...............High.
Surf Height...
East Coast...............2 to 5 feet.
Thunderstorm Potential**....None.
Weather.....................Mostly cloudy. Patchy fog.
High Temperature............Around 70.
Winds.......................North winds around 5 mph.
Tides...
Nauset Beach.............Low 0.4 feet (MLLW) 09:16 AM EDT.
High 4.4 feet (MLLW) 03:28 PM EDT.
Hyannisport..............Low 0.7 feet (MLLW) 10:31 AM EDT.
High 3.8 feet (MLLW) 05:28 PM EDT.
Barnstable Harbor........Low 1.0 feet (MLLW) 10:29 AM EDT.
High 9.9 feet (MLLW) 04:26 PM EDT.
.WEDNESDAY...Surf height around 3 feet. Mostly sunny. Patchy fog.
Highs in the upper 70s. Southwest winds around 5 mph.
.THURSDAY...Surf height around 3 feet. Mostly sunny. A slight chance
of showers. Highs in the mid 70s. West winds around 5 mph.
.FRIDAY...Surf height 2 to 3 feet. Partly sunny. A chance of showers.
Highs in the mid 70s. Northeast 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
$$
MAZ024-181000-
Nantucket MA-
Including the beaches of Nantucket
409 PM EDT Mon Aug 17 2026
...HIGH RIP CURRENT RISK IN EFFECT UNTIL 8 PM EDT THIS EVENING...
...HIGH RIP CURRENT RISK IN EFFECT FROM TUESDAY MORNING THROUGH
TUESDAY EVENING...
.REST OF TODAY...
Rip Current Risk*...
East Coast...............Moderate.
South Coast..............High.
Surf Height...
East Coast...............Around 3 feet.
South Coast..............3 to 5 feet.
Thunderstorm Potential**....None.
UV Index**..................Moderate.
Water Temperature...
East Coast...............In the upper 60s.
South Coast..............In the lower 70s.
Weather.....................Cloudy. Patchy fog. Showers likely.
High Temperature............In the mid 70s.
Winds.......................Southeast winds around 15 mph.
Tides...
Nantucket................High 3.6 feet (MLLW) 04:36 PM EDT.
Great Point..............High 3.3 feet (MLLW) 04:12 PM EDT.
.TUESDAY...
Rip Current Risk*...
East Coast...............High.
South Coast..............High.
Surf Height...
East Coast...............3 to 5 feet.
South Coast..............Around 4 feet.
Thunderstorm Potential**....None.
Weather.....................Mostly cloudy until 12 PM, then mostly
sunny. Patchy fog.
High Temperature............In the lower 70s.
Winds.......................North winds 5 to 10 mph.
Tides...
Nantucket................Low 0.6 feet (MLLW) 10:43 AM EDT.
High 3.6 feet (MLLW) 05:24 PM EDT.
Great Point..............Low 0.3 feet (MLLW) 10:27 AM EDT.
High 3.2 feet (MLLW) 04:58 PM EDT.
.WEDNESDAY...Surf height around 3 feet. Mostly sunny. Patchy fog.
Highs in the upper 70s. Southwest winds around 10 mph.
.THURSDAY...Surf height around 3 feet. Mostly sunny. A chance of
showers. Highs in the upper 70s. Southwest winds around 10 mph.
.FRIDAY...Surf height around 2 feet. Partly sunny. A chance of
showers. Highs in the mid 70s. Northeast 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
$$
MAZ023-181000-
Dukes MA-
Including the beaches of Edgartown and Aquinnah
409 PM EDT Mon Aug 17 2026
...HIGH RIP CURRENT RISK IN EFFECT UNTIL 8 PM EDT THIS EVENING...
.REST OF TODAY...
Rip Current Risk*...........High.
Surf Height.................Around 5 feet.
Thunderstorm Potential**....None.
UV Index**..................Moderate.
Water Temperature...........In the lower 70s.
Weather.....................Cloudy. Patchy fog. A chance of
showers.
High Temperature............In the mid 70s.
Winds.......................Southeast winds around 15 mph.
Tides...
Squibnocket Point........High 3.3 feet (MLLW) 11:19 AM EDT.
Low 0.5 feet (MLLW) 05:28 PM EDT.
.TUESDAY...
Rip Current Risk*...........Moderate.
Surf Height.................Around 4 feet.
Thunderstorm Potential**....None.
Weather.....................Partly sunny. Patchy fog.
High Temperature............In the mid 70s.
Winds.......................North winds 5 to 10 mph.
Tides...
Squibnocket Point........High 3.1 feet (MLLW) 12:08 PM EDT.
.WEDNESDAY...Surf height 2 to 3 feet. Mostly sunny. Patchy fog. Highs
in the upper 70s. Southwest winds around 10 mph.
.THURSDAY...Surf height 2 to 3 feet. Mostly sunny. A chance of
showers. Highs in the upper 70s. Southwest winds around 10 mph.
.FRIDAY...Surf height 2 to 3 feet. Partly sunny. A chance of showers.
Highs in the mid 70s. Northeast 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
$$
MAZ020-181000-
Southern Bristol MA-
Including the beaches of Westport, Dartmouth, and New Bedford
409 PM EDT Mon Aug 17 2026
.REST OF TODAY...
Rip Current Risk*...........Moderate.
Surf Height.................Around 5 feet.
Thunderstorm Potential**....None.
UV Index**..................Moderate.
Water Temperature...........In the lower 70s.
Weather.....................Cloudy. Patchy fog. A chance of
showers.
High Temperature............In the mid 70s.
Winds.......................Southeast winds around 10 mph.
Tides...
Westport Harbor..........High 3.5 feet (MLLW) 12:13 PM EDT.
.TUESDAY...
Rip Current Risk*...........Moderate.
Surf Height.................3 to 4 feet.
Thunderstorm Potential**....None.
Weather.....................Mostly cloudy until 8 AM, then partly
sunny. Patchy fog.
High Temperature............In the upper 70s.
Winds.......................North winds 5 to 10 mph.
Tides...
Westport Harbor..........High 3.2 feet (MLLW) 01:02 PM EDT.
.WEDNESDAY...Surf height 2 to 3 feet. Sunny. Patchy fog. Highs around
80. Southwest winds around 5 mph.
.THURSDAY...Surf height around 2 feet. Mostly sunny. A chance of
showers. Highs around 80. Southwest winds around 5 mph.
.FRIDAY...Surf height around 2 feet. Partly sunny. A chance of
showers. Highs in the upper 70s. Northeast winds around 10 mph.
&&
Rip Current Risk Category
* Low Risk - The risk for rip currents is low, however,
life-threatening rip currents often occur in the vicinity of groins,
jetties, reefs, and piers.
* Moderate Risk - Life-threatening rip currents are possible in the
surf zone.
* High Risk - Life-threatening rip currents are likely in the surf
zone.
** For thunderstorm, waterspout, and UV definitions see:
https://www.weather.gov/beach/box
$$
RIZ007-181000-
Newport RI-
Including the beaches of Newport, Middletown, and Little Compton
409 PM EDT Mon Aug 17 2026
...HIGH RIP CURRENT RISK IN EFFECT UNTIL 8 PM EDT THIS EVENING...
.REST OF TODAY...
Rip Current Risk*...........Moderate.
Surf Height.................Around 5 feet.
Thunderstorm Potential**....None.
UV Index**..................Moderate.
Water Temperature...........In the lower 70s.
Weather.....................Cloudy. Patchy fog. A chance of
showers.
High Temperature............In the mid 70s.
Winds.......................East winds around 10 mph.
Tides...
Newport..................High 4.1 feet (MLLW) 12:04 PM EDT.
Low 0.6 feet (MLLW) 05:30 PM EDT.
.TUESDAY...
Rip Current Risk*...........Moderate.
Surf Height.................3 to 4 feet.
Thunderstorm Potential**....None.
Weather.....................Partly sunny. Patchy fog.
High Temperature............In the upper 70s.
Winds.......................North winds 5 to 10 mph.
Tides...
Newport..................High 3.8 feet (MLLW) 12:53 PM EDT.
.WEDNESDAY...Surf height 2 to 3 feet. Sunny. Patchy fog. Highs in the
upper 70s. Southwest winds around 5 mph.
.THURSDAY...Surf height around 2 feet. Mostly sunny. A chance of
showers. Highs in the upper 70s. West winds around 5 mph.
.FRIDAY...Surf height around 2 feet. Partly sunny. A chance of
showers. Highs in the upper 70s. Northeast 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
$$
RIZ006-181000-
Washington RI-
Including the beaches of Narragansett, Charlestown, and Westerly
409 PM EDT Mon Aug 17 2026
...HIGH RIP CURRENT RISK IN EFFECT UNTIL 8 PM EDT THIS EVENING...
.REST OF TODAY...
Rip Current Risk*...........High.
Surf Height.................Around 5 feet.
Thunderstorm Potential**....None.
UV Index**..................Moderate.
Water Temperature...........In the mid 70s.
Weather.....................Cloudy. Patchy fog. A chance of
showers.
High Temperature............In the mid 70s.
Winds.......................East winds around 5 mph.
Tides...
Watch Hill Point.........High 3.0 feet (MLLW) 12:45 PM EDT.
Point Judith (Harbor)....High 3.5 feet (MLLW) 12:06 PM EDT.
Narragansett Pier........High 3.7 feet (MLLW) 11:53 AM EDT.
Low 0.5 feet (MLLW) 05:41 PM EDT.
.TUESDAY...
Rip Current Risk*...........Moderate.
Surf Height.................3 to 4 feet.
Thunderstorm Potential**....None.
Weather.....................Mostly sunny. Patchy fog.
High Temperature............In the upper 70s.
Winds.......................North winds 5 to 10 mph.
Tides...
Watch Hill Point.........Low 0.3 feet (MLLW) 06:41 AM EDT.
High 2.8 feet (MLLW) 01:34 PM EDT.
Point Judith (Harbor)....Low 0.4 feet (MLLW) 06:01 AM EDT.
High 3.3 feet (MLLW) 12:55 PM EDT.
Narragansett Pier........High 3.5 feet (MLLW) 12:42 PM EDT.
.WEDNESDAY...Surf height 2 to 3 feet. Sunny. Highs in the lower 80s.
Southwest winds around 5 mph.
.THURSDAY...Surf height around 2 feet. Mostly sunny. A chance of
showers. Highs in the lower 80s. West winds around 5 mph.
.FRIDAY...Surf height 2 to 3 feet. Partly sunny. A chance of showers.
Highs in the upper 70s. Northeast winds around 5 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
$$
RIZ008-181000-
Block Island RI-
Including the beaches of Block Island
409 PM EDT Mon Aug 17 2026
...HIGH RIP CURRENT RISK IN EFFECT UNTIL 8 PM EDT THIS EVENING...
.REST OF TODAY...
Rip Current Risk*...........High.
Surf Height.................Around 5 feet.
Thunderstorm Potential**....None.
UV Index**..................Moderate.
Water Temperature...........In the mid 70s.
Weather.....................Mostly cloudy. Patchy fog. A chance of
showers.
High Temperature............In the mid 70s.
Winds.......................Southeast winds around 10 mph.
Tides...
Block Island (Old Harbor)High 3.4 feet (MLLW) 11:46 AM EDT.
Low 0.5 feet (MLLW) 05:50 PM EDT.
.TUESDAY...
Rip Current Risk*...........Moderate.
Surf Height.................3 to 4 feet.
Thunderstorm Potential**....None.
Weather.....................Mostly sunny. Patchy fog.
High Temperature............In the mid 70s.
Winds.......................North winds around 5 mph, becoming west
in the afternoon.
Tides...
Block Island (Old Harbor)High 3.1 feet (MLLW) 12:33 PM EDT.
.WEDNESDAY...Surf height 2 to 3 feet. Sunny. Patchy fog. Highs in the
upper 70s. West winds around 5 mph.
.THURSDAY...Surf height around 2 feet. Mostly sunny. A chance of
showers. Highs in the upper 70s. West winds around 5 mph.
.FRIDAY...Surf height 2 to 3 feet. Partly sunny. A chance of showers.
Highs in the mid 70s. Northeast 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
$$
MAZ019-181000-
Eastern Plymouth MA-
Including the beaches of Cohasset, Duxbury, Hingham, Kingston,
Marshfield, Plymouth, and Scituate
409 PM EDT Mon Aug 17 2026
...HIGH RIP CURRENT RISK IN EFFECT FROM TUESDAY MORNING THROUGH
TUESDAY EVENING...
.REST OF TODAY...
Rip Current Risk*...........Moderate.
Surf Height.................Around 2 feet.
Thunderstorm Potential**....None.
UV Index**..................Low.
Water Temperature...........In the upper 60s.
Weather.....................Mostly cloudy. Patchy fog. A chance of
showers.
High Temperature............In the lower 70s.
Winds.......................Southeast winds around 10 mph.
Tides...
Scituate Harbor..........High 9.7 feet (MLLW) 03:29 PM EDT.
Plymouth.................High 10.5 feet (MLLW) 03:34 PM EDT.
.TUESDAY...
Rip Current Risk*...........High.
Surf Height.................2 to 4 feet.
Thunderstorm Potential**....None.
Weather.....................Mostly cloudy until 5 PM, then mostly
sunny. Patchy fog.
High Temperature............In the mid 70s.
Winds.......................North winds around 5 mph.
Tides...
Scituate Harbor..........Low 0.7 feet (MLLW) 09:59 AM EDT.
High 9.4 feet (MLLW) 04:17 PM EDT.
Plymouth.................Low 0.8 feet (MLLW) 10:18 AM EDT.
High 10.2 feet (MLLW) 04:21 PM EDT.
.WEDNESDAY...Surf height 2 to 3 feet. Mostly sunny. Patchy fog. Highs
in the lower 80s. Southwest winds around 5 mph.
.THURSDAY...Surf height around 2 feet. Mostly sunny. A slight chance
of showers. Highs around 80. North winds around 5 mph.
.FRIDAY...Surf height around 2 feet. Mostly sunny. A slight chance of
showers. Highs in the mid 70s. Northeast winds around 5 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
$$
MAZ015-016-181000-
Suffolk MA-Eastern Norfolk MA-
Including the beaches of Boston, Chelsea, Revere, Winthrop,
Braintree, Milton, Quincy, and Weymouth
409 PM EDT Mon Aug 17 2026
...HIGH RIP CURRENT RISK IN EFFECT FROM TUESDAY MORNING THROUGH
TUESDAY EVENING...
.REST OF TODAY...
Rip Current Risk*...........Moderate.
Surf Height.................Around 2 feet.
Thunderstorm Potential**....None.
UV Index**..................Low.
Water Temperature...........In the upper 60s.
Weather.....................Mostly cloudy. Patchy fog. A chance of
showers.
High Temperature............In the lower 70s.
Winds.......................Southeast winds around 5 mph.
Tides...
Boston...................High 10.2 feet (MLLW) 03:29 PM EDT.
.TUESDAY...
Rip Current Risk*...........High.
Surf Height.................2 to 4 feet.
Thunderstorm Potential**....None.
Weather.....................Mostly cloudy until 4 PM, then mostly
sunny. Patchy fog. A slight chance of
showers.
High Temperature............In the mid 70s.
Winds.......................North winds around 5 mph.
Tides...
Boston...................Low 1.0 feet (MLLW) 09:59 AM EDT.
High 9.9 feet (MLLW) 04:15 PM EDT.
.WEDNESDAY...Surf height around 3 feet. Mostly sunny. Highs in the
mid 80s. Southwest winds around 5 mph.
.THURSDAY...Surf height 2 to 3 feet. Mostly sunny. A slight chance of
showers. Highs in the lower 80s. Northwest winds around 5 mph.
.FRIDAY...Surf height around 2 feet. Mostly sunny. A slight chance of
showers. Highs in the mid 70s. Northeast winds around 5 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
$$
MAZ007-181000-
Eastern Essex MA-
Including the beaches of Beverly, Gloucester, and Newburyport
409 PM EDT Mon Aug 17 2026
...HIGH RIP CURRENT RISK IN EFFECT FROM TUESDAY MORNING THROUGH
TUESDAY EVENING...
.REST OF TODAY...
Rip Current Risk*...........Moderate.
Surf Height.................2 to 3 feet.
Thunderstorm Potential**....None.
UV Index**..................Low.
Water Temperature...........In the upper 60s.
Weather.....................Mostly cloudy. Patchy fog. A slight
chance of showers.
High Temperature............In the lower 70s.
Winds.......................Southeast winds around 10 mph.
Tides...
Newburyport..............High 8.8 feet (MLLW) 03:47 PM EDT.
Gloucester Harbor........High 9.7 feet (MLLW) 03:27 PM EDT.
.TUESDAY...
Rip Current Risk*...........High.
Surf Height.................2 to 4 feet.
Thunderstorm Potential**....None.
Weather.....................Mostly cloudy until 4 PM, then mostly
sunny. Patchy fog. A slight chance of
showers.
High Temperature............In the mid 70s.
Winds.......................Northeast winds around 5 mph.
Tides...
Newburyport..............Low 0.5 feet (MLLW) 10:36 AM EDT.
High 8.6 feet (MLLW) 04:34 PM EDT.
Gloucester Harbor........Low 0.6 feet (MLLW) 09:56 AM EDT.
High 9.4 feet (MLLW) 04:15 PM EDT.
.WEDNESDAY...Surf height around 3 feet. Mostly sunny. Highs around
80. Southwest winds around 5 mph.
.THURSDAY...Surf height 2 to 3 feet. Mostly sunny. Highs in the upper
70s. North winds around 5 mph.
.FRIDAY...Surf height around 2 feet. Mostly sunny. Highs in the mid
70s. Northeast winds around 5 mph.
&&
Rip Current Risk Category
* Low Risk - The risk for rip currents is low, however,
life-threatening rip currents often occur in the vicinity of groins,
jetties, reefs, and piers.
* Moderate Risk - Life-threatening rip currents are possible in the
surf zone.
* High Risk - Life-threatening rip currents are likely in the surf
zone.
** For thunderstorm, waterspout, and UV definitions see:
https://www.weather.gov/beach/box
$$