056  
FZUS51 KBOX 212011  
SRFBOX  
 
SURF ZONE FORECAST  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
410 PM EDT THU MAY 21 2026  
 
MAZ022-221000-  
BARNSTABLE MA-  
INCLUDING THE BEACHES OF CHATHAM, EASTHAM, AND PROVINCETOWN  
410 PM EDT THU MAY 21 2026  
   
REST OF TODAY
 
 
RIP CURRENT RISK*...  
EAST COAST...............LOW.  
SURF HEIGHT...  
EAST COAST...............AROUND 3 FEET.  
THUNDERSTORM POTENTIAL**....NONE.  
UV INDEX**..................MODERATE.  
WATER TEMPERATURE...  
EAST COAST...............IN THE LOWER 50S.  
WEATHER.....................MOSTLY CLOUDY.  
HIGH TEMPERATURE............AROUND 60.  
WINDS.......................EAST WINDS AROUND 5 MPH.  
TIDES...  
NAUSET BEACH.............HIGH 4.3 FEET (MLLW) 03:12 PM EDT.  
HYANNISPORT..............HIGH 3.3 FEET (MLLW) 05:11 PM EDT.  
BARNSTABLE HARBOR........HIGH 9.7 FEET (MLLW) 04:10 PM EDT.  
   
FRIDAY
 
 
RIP CURRENT RISK*...  
EAST COAST...............LOW.  
SURF HEIGHT...  
EAST COAST...............2 TO 3 FEET.  
THUNDERSTORM POTENTIAL**....NONE.  
WEATHER.....................MOSTLY SUNNY.  
HIGH TEMPERATURE............IN THE UPPER 50S.  
WINDS.......................NORTHEAST WINDS AROUND 10 MPH.  
TIDES...  
NAUSET BEACH.............LOW -0.1 FEET (MLLW) 09:56 AM EDT.  
HIGH 4.2 FEET (MLLW) 04:14 PM EDT.  
HYANNISPORT..............LOW -0.1 FEET (MLLW) 11:20 AM EDT.  
BARNSTABLE HARBOR........LOW -0.1 FEET (MLLW) 11:09 AM EDT.  
HIGH 9.5 FEET (MLLW) 05:12 PM EDT.  
   
SATURDAY
 
SURF HEIGHT AROUND 2 FEET. MOSTLY CLOUDY. HIGHS IN THE  
UPPER 50S. EAST WINDS AROUND 5 MPH.    
SUNDAY
 
SURF HEIGHT 3 TO 6 FEET. CLOUDY, SHOWERS. HIGHS IN THE  
UPPER 50S. EAST WINDS AROUND 15 MPH.    
MEMORIAL DAY
 
SURF HEIGHT 5 TO 8 FEET. MOSTLY CLOUDY. A CHANCE OF  
SHOWERS. HIGHS IN THE LOWER 60S. 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  
 

 
 
MAZ024-221000-  
NANTUCKET MA-  
INCLUDING THE BEACHES OF NANTUCKET  
410 PM EDT THU MAY 21 2026  
   
REST OF TODAY
 
 
RIP CURRENT RISK*...  
EAST COAST...............LOW.  
SOUTH COAST..............LOW.  
SURF HEIGHT...  
EAST COAST...............AROUND 3 FEET.  
SOUTH COAST..............3 TO 4 FEET.  
THUNDERSTORM POTENTIAL**....NONE.  
UV INDEX**..................MODERATE.  
WATER TEMPERATURE...  
EAST COAST...............AROUND 50.  
SOUTH COAST..............IN THE LOWER 50S.  
WEATHER.....................MOSTLY CLOUDY. A SLIGHT CHANCE OF  
SHOWERS.  
HIGH TEMPERATURE............IN THE LOWER 60S.  
WINDS.......................NORTHEAST WINDS AROUND 10 MPH.  
TIDES...  
NANTUCKET................HIGH 3.0 FEET (MLLW) 05:16 PM EDT.  
GREAT POINT..............HIGH 3.1 FEET (MLLW) 04:42 PM EDT.  
   
FRIDAY
 
 
RIP CURRENT RISK*...  
EAST COAST...............LOW.  
SOUTH COAST..............LOW.  
SURF HEIGHT...  
EAST COAST...............2 TO 3 FEET.  
SOUTH COAST..............2 TO 3 FEET.  
THUNDERSTORM POTENTIAL**....NONE.  
WEATHER.....................MOSTLY SUNNY.  
HIGH TEMPERATURE............IN THE UPPER 50S.  
WINDS.......................NORTHEAST WINDS 10 TO 15 MPH.  
TIDES...  
NANTUCKET................LOW -0.3 FEET (MLLW) 11:30 AM EDT.  
GREAT POINT..............LOW 0.0 FEET (MLLW) 11:07 AM EDT.  
HIGH 3.1 FEET (MLLW) 05:44 PM EDT.  
   
SATURDAY
 
SURF HEIGHT AROUND 2 FEET. MOSTLY CLOUDY. HIGHS IN THE  
UPPER 50S. EAST WINDS AROUND 10 MPH.    
SUNDAY
 
SURF HEIGHT 5 TO 8 FEET. CLOUDY, SHOWERS. HIGHS IN THE  
UPPER 50S. EAST WINDS AROUND 20 MPH.    
MEMORIAL DAY
 
SURF HEIGHT 5 TO 8 FEET. MOSTLY CLOUDY. A CHANCE OF  
SHOWERS. HIGHS IN THE LOWER 60S. 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  
 

 
 
MAZ023-221000-  
DUKES MA-  
INCLUDING THE BEACHES OF EDGARTOWN AND AQUINNAH  
410 PM EDT THU MAY 21 2026  
   
REST OF TODAY
 
 
RIP CURRENT RISK*...........LOW.  
SURF HEIGHT.................3 TO 4 FEET.  
THUNDERSTORM POTENTIAL**....NONE.  
UV INDEX**..................MODERATE.  
WATER TEMPERATURE...........IN THE MID 50S.  
WEATHER.....................CLOUDY. A SLIGHT CHANCE OF SHOWERS.  
HIGH TEMPERATURE............IN THE LOWER 60S.  
WINDS.......................EAST WINDS AROUND 10 MPH.  
TIDES...  
SQUIBNOCKET POINT........HIGH 3.1 FEET (MLLW) 11:45 AM EDT.  
LOW 0.2 FEET (MLLW) 05:42 PM EDT.  
   
FRIDAY
 
 
RIP CURRENT RISK*...........LOW.  
SURF HEIGHT.................2 TO 3 FEET.  
THUNDERSTORM POTENTIAL**....NONE.  
WEATHER.....................MOSTLY SUNNY.  
HIGH TEMPERATURE............AROUND 60.  
WINDS.......................NORTHEAST WINDS 10 TO 15 MPH.  
TIDES...  
SQUIBNOCKET POINT........LOW 0.3 FEET (MLLW) 07:33 AM EDT.  
HIGH 3.1 FEET (MLLW) 12:44 PM EDT.  
   
SATURDAY
 
SURF HEIGHT 2 TO 3 FEET. MOSTLY CLOUDY. HIGHS IN THE  
LOWER 60S. EAST WINDS AROUND 10 MPH.    
SUNDAY
 
SURF HEIGHT 4 TO 8 FEET. CLOUDY, SHOWERS. HIGHS IN THE  
UPPER 50S. BREEZY. EAST WINDS AROUND 25 MPH.    
MEMORIAL DAY
 
SURF HEIGHT 4 TO 7 FEET. MOSTLY CLOUDY. A CHANCE OF  
SHOWERS. HIGHS IN THE MID 60S. 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  
 

 
 
MAZ020-221000-  
SOUTHERN BRISTOL MA-  
INCLUDING THE BEACHES OF WESTPORT, DARTMOUTH, AND NEW BEDFORD  
410 PM EDT THU MAY 21 2026  
   
REST OF TODAY
 
 
RIP CURRENT RISK*...........LOW.  
SURF HEIGHT.................AROUND 3 FEET.  
THUNDERSTORM POTENTIAL**....NONE.  
UV INDEX**..................MODERATE.  
WATER TEMPERATURE...........IN THE MID 50S.  
WEATHER.....................MOSTLY CLOUDY.  
HIGH TEMPERATURE............IN THE LOWER 60S.  
WINDS.......................EAST WINDS AROUND 5 MPH.  
TIDES...  
WESTPORT HARBOR..........HIGH 3.2 FEET (MLLW) 12:39 PM EDT.  
   
FRIDAY
 
 
RIP CURRENT RISK*...........LOW.  
SURF HEIGHT.................2 TO 3 FEET.  
THUNDERSTORM POTENTIAL**....NONE.  
WEATHER.....................MOSTLY SUNNY.  
HIGH TEMPERATURE............IN THE LOWER 60S.  
WINDS.......................NORTHEAST WINDS 10 TO 15 MPH.  
TIDES...  
WESTPORT HARBOR..........LOW 0.3 FEET (MLLW) 08:08 AM EDT.  
HIGH 3.2 FEET (MLLW) 01:38 PM EDT.  
   
SATURDAY
 
SURF HEIGHT 2 TO 3 FEET. MOSTLY CLOUDY. HIGHS IN THE  
LOWER 60S. EAST WINDS AROUND 10 MPH.    
SUNDAY
 
SURF HEIGHT 5 TO 8 FEET. CLOUDY, SHOWERS. HIGHS IN THE  
UPPER 50S. EAST WINDS AROUND 20 MPH.    
MEMORIAL DAY
 
SURF HEIGHT 4 TO 7 FEET. MOSTLY CLOUDY. A CHANCE OF  
SHOWERS. HIGHS IN THE UPPER 60S. NORTHWEST 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  
 

 
 
RIZ007-221000-  
NEWPORT RI-  
INCLUDING THE BEACHES OF NEWPORT, MIDDLETOWN, AND LITTLE COMPTON  
410 PM EDT THU MAY 21 2026  
   
REST OF TODAY
 
 
RIP CURRENT RISK*...........LOW.  
SURF HEIGHT.................AROUND 3 FEET.  
THUNDERSTORM POTENTIAL**....NONE.  
UV INDEX**..................MODERATE.  
WATER TEMPERATURE...........IN THE MID 50S.  
WEATHER.....................MOSTLY CLOUDY.  
HIGH TEMPERATURE............IN THE LOWER 60S.  
WINDS.......................SOUTHEAST WINDS AROUND 10 MPH.  
TIDES...  
NEWPORT..................HIGH 3.8 FEET (MLLW) 12:30 PM EDT.  
LOW 0.3 FEET (MLLW) 05:44 PM EDT.  
   
FRIDAY
 
 
RIP CURRENT RISK*...........LOW.  
SURF HEIGHT.................2 TO 3 FEET.  
THUNDERSTORM POTENTIAL**....NONE.  
WEATHER.....................MOSTLY SUNNY.  
HIGH TEMPERATURE............IN THE LOWER 60S.  
WINDS.......................NORTHEAST WINDS 10 TO 15 MPH.  
TIDES...  
NEWPORT..................LOW 0.3 FEET (MLLW) 07:35 AM EDT.  
HIGH 3.7 FEET (MLLW) 01:29 PM EDT.  
   
SATURDAY
 
SURF HEIGHT 2 TO 3 FEET. MOSTLY CLOUDY. HIGHS AROUND 60.  
EAST WINDS AROUND 10 MPH.    
SUNDAY
 
SURF HEIGHT 5 TO 8 FEET. CLOUDY, SHOWERS. HIGHS IN THE  
UPPER 50S. EAST WINDS AROUND 20 MPH.    
MEMORIAL DAY
 
SURF HEIGHT 4 TO 7 FEET. MOSTLY CLOUDY. A CHANCE OF  
SHOWERS. HIGHS IN THE MID 60S. 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  
 

 
 
RIZ006-221000-  
WASHINGTON RI-  
INCLUDING THE BEACHES OF NARRAGANSETT, CHARLESTOWN, AND WESTERLY  
410 PM EDT THU MAY 21 2026  
   
REST OF TODAY
 
 
RIP CURRENT RISK*...........LOW.  
SURF HEIGHT.................AROUND 3 FEET.  
THUNDERSTORM POTENTIAL**....NONE.  
UV INDEX**..................MODERATE.  
WATER TEMPERATURE...........IN THE MID 50S.  
WEATHER.....................MOSTLY CLOUDY.  
HIGH TEMPERATURE............IN THE LOWER 60S.  
WINDS.......................SOUTHEAST WINDS AROUND 5 MPH.  
TIDES...  
WATCH HILL POINT.........HIGH 2.8 FEET (MLLW) 01:11 PM EDT.  
POINT JUDITH (HARBOR)....HIGH 3.1 FEET (MLLW) 12:35 PM EDT.  
NARRAGANSETT PIER........HIGH 3.4 FEET (MLLW) 12:19 PM EDT.  
LOW 0.3 FEET (MLLW) 05:55 PM EDT.  
   
FRIDAY
 
 
RIP CURRENT RISK*...........LOW.  
SURF HEIGHT.................2 TO 3 FEET.  
THUNDERSTORM POTENTIAL**....NONE.  
WEATHER.....................MOSTLY SUNNY.  
HIGH TEMPERATURE............IN THE LOWER 60S.  
WINDS.......................NORTHEAST WINDS 10 TO 15 MPH.  
TIDES...  
WATCH HILL POINT.........LOW 0.2 FEET (MLLW) 08:51 AM EDT.  
HIGH 2.8 FEET (MLLW) 02:10 PM EDT.  
POINT JUDITH (HARBOR)....LOW 0.1 FEET (MLLW) 07:56 AM EDT.  
HIGH 3.1 FEET (MLLW) 01:40 PM EDT.  
NARRAGANSETT PIER........LOW 0.3 FEET (MLLW) 07:46 AM EDT.  
HIGH 3.4 FEET (MLLW) 01:18 PM EDT.  
   
SATURDAY
 
SURF HEIGHT 3 TO 4 FEET. CLOUDY. A SLIGHT CHANCE OF  
SHOWERS. HIGHS IN THE LOWER 60S. EAST WINDS AROUND 10 MPH.    
SUNDAY
 
SURF HEIGHT 5 TO 9 FEET. CLOUDY, SHOWERS. HIGHS IN THE  
UPPER 50S. EAST WINDS AROUND 15 MPH.    
MEMORIAL DAY
 
SURF HEIGHT 5 TO 7 FEET. MOSTLY CLOUDY. A CHANCE OF  
SHOWERS. WARMER. HIGHS IN THE UPPER 60S. NORTHWEST 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  
 

 
 
RIZ008-221000-  
BLOCK ISLAND RI-  
INCLUDING THE BEACHES OF BLOCK ISLAND  
410 PM EDT THU MAY 21 2026  
   
REST OF TODAY
 
 
RIP CURRENT RISK*...........LOW.  
SURF HEIGHT.................3 TO 4 FEET.  
THUNDERSTORM POTENTIAL**....NONE.  
UV INDEX**..................MODERATE.  
WATER TEMPERATURE...........IN THE MID 50S.  
WEATHER.....................MOSTLY CLOUDY. A SLIGHT CHANCE OF  
SHOWERS.  
HIGH TEMPERATURE............IN THE LOWER 60S.  
WINDS.......................EAST WINDS AROUND 10 MPH.  
TIDES...  
BLOCK ISLAND (OLD HARBOR)HIGH 3.0 FEET (MLLW) 12:16 PM EDT.  
   
FRIDAY
 
 
RIP CURRENT RISK*...........LOW.  
SURF HEIGHT.................2 TO 3 FEET.  
THUNDERSTORM POTENTIAL**....NONE.  
WEATHER.....................MOSTLY SUNNY.  
HIGH TEMPERATURE............IN THE UPPER 50S.  
WINDS.......................EAST WINDS 10 TO 15 MPH.  
TIDES...  
BLOCK ISLAND (OLD HARBOR)LOW 0.1 FEET (MLLW) 07:34 AM EDT.  
HIGH 3.0 FEET (MLLW) 01:17 PM EDT.  
   
SATURDAY
 
SURF HEIGHT 3 TO 4 FEET. CLOUDY. A CHANCE OF SHOWERS.  
HIGHS IN THE UPPER 50S. EAST WINDS AROUND 15 MPH.    
SUNDAY
 
SURF HEIGHT 6 TO 9 FEET. CLOUDY, SHOWERS. HIGHS IN THE  
UPPER 50S. BREEZY. EAST WINDS AROUND 25 MPH.    
MEMORIAL DAY
 
SURF HEIGHT 5 TO 7 FEET. MOSTLY CLOUDY. A CHANCE OF  
SHOWERS. HIGHS IN THE MID 60S. 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  
 

 
 
MAZ019-221000-  
EASTERN PLYMOUTH MA-  
INCLUDING THE BEACHES OF COHASSET, DUXBURY, HINGHAM, KINGSTON,  
MARSHFIELD, PLYMOUTH, AND SCITUATE  
410 PM EDT THU MAY 21 2026  
   
REST OF TODAY
 
 
RIP CURRENT RISK*...........LOW.  
SURF HEIGHT.................AROUND 2 FEET.  
THUNDERSTORM POTENTIAL**....NONE.  
UV INDEX**..................MODERATE.  
WATER TEMPERATURE...........IN THE LOWER 50S.  
WEATHER.....................CLOUDY.  
HIGH TEMPERATURE............IN THE LOWER 60S.  
WINDS.......................SOUTHEAST WINDS AROUND 5 MPH.  
TIDES...  
SCITUATE HARBOR..........HIGH 9.2 FEET (MLLW) 03:58 PM EDT.  
PLYMOUTH.................HIGH 10.1 FEET (MLLW) 04:03 PM EDT.  
   
FRIDAY
 
 
RIP CURRENT RISK*...........LOW.  
SURF HEIGHT.................AROUND 2 FEET.  
THUNDERSTORM POTENTIAL**....NONE.  
WEATHER.....................MOSTLY SUNNY UNTIL 3 PM, THEN PARTLY  
SUNNY.  
HIGH TEMPERATURE............IN THE UPPER 50S.  
WINDS.......................EAST WINDS 10 TO 15 MPH.  
TIDES...  
SCITUATE HARBOR..........LOW -0.5 FEET (MLLW) 10:39 AM EDT.  
HIGH 9.1 FEET (MLLW) 04:59 PM EDT.  
PLYMOUTH.................LOW -0.3 FEET (MLLW) 10:56 AM EDT.  
HIGH 9.9 FEET (MLLW) 05:02 PM EDT.  
   
SATURDAY
 
SURF HEIGHT AROUND 1 FOOT. MOSTLY CLOUDY. HIGHS AROUND  
60. EAST WINDS AROUND 5 MPH.    
SUNDAY
 
SURF HEIGHT 2 TO 4 FEET. CLOUDY, SHOWERS. HIGHS IN THE  
UPPER 50S. EAST WINDS AROUND 15 MPH.    
MEMORIAL DAY
 
SURF HEIGHT 3 TO 6 FEET. MOSTLY CLOUDY. A CHANCE OF  
SHOWERS. HIGHS IN THE MID 60S. 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  
 

 
 
MAZ015-016-221000-  
SUFFOLK MA-EASTERN NORFOLK MA-  
INCLUDING THE BEACHES OF BOSTON, CHELSEA, REVERE, WINTHROP,  
BRAINTREE, MILTON, QUINCY, AND WEYMOUTH  
410 PM EDT THU MAY 21 2026  
   
REST OF TODAY
 
 
RIP CURRENT RISK*...........LOW.  
SURF HEIGHT.................AROUND 2 FEET.  
THUNDERSTORM POTENTIAL**....NONE.  
UV INDEX**..................MODERATE.  
WATER TEMPERATURE...........IN THE LOWER 50S.  
WEATHER.....................CLOUDY.  
HIGH TEMPERATURE............IN THE LOWER 60S.  
WINDS.......................SOUTHEAST WINDS AROUND 5 MPH.  
TIDES...  
BOSTON...................HIGH 9.7 FEET (MLLW) 03:59 PM EDT.  
   
FRIDAY
 
 
RIP CURRENT RISK*...........LOW.  
SURF HEIGHT.................AROUND 2 FEET.  
THUNDERSTORM POTENTIAL**....NONE.  
WEATHER.....................MOSTLY SUNNY UNTIL 3 PM, THEN PARTLY  
SUNNY.  
HIGH TEMPERATURE............IN THE UPPER 50S.  
WINDS.......................EAST WINDS 10 TO 15 MPH.  
TIDES...  
BOSTON...................LOW -0.1 FEET (MLLW) 10:39 AM EDT.  
HIGH 9.5 FEET (MLLW) 05:01 PM EDT.  
   
SATURDAY
 
SURF HEIGHT AROUND 1 FOOT. MOSTLY CLOUDY. HIGHS AROUND  
60. EAST WINDS AROUND 5 MPH.    
SUNDAY
 
SURF HEIGHT 2 TO 4 FEET. CLOUDY, SHOWERS. HIGHS IN THE  
UPPER 50S. EAST WINDS AROUND 15 MPH.    
MEMORIAL DAY
 
SURF HEIGHT 3 TO 6 FEET. MOSTLY CLOUDY. A CHANCE OF  
SHOWERS. HIGHS IN THE MID 60S. NORTH 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  
 

 
 
MAZ007-221000-  
EASTERN ESSEX MA-  
INCLUDING THE BEACHES OF BEVERLY, GLOUCESTER, AND NEWBURYPORT  
410 PM EDT THU MAY 21 2026  
   
REST OF TODAY
 
 
RIP CURRENT RISK*...........LOW.  
SURF HEIGHT.................AROUND 2 FEET.  
THUNDERSTORM POTENTIAL**....NONE.  
UV INDEX**..................MODERATE.  
WATER TEMPERATURE...........IN THE LOWER 50S.  
WEATHER.....................MOSTLY CLOUDY.  
HIGH TEMPERATURE............AROUND 60.  
WINDS.......................SOUTHEAST WINDS AROUND 5 MPH.  
TIDES...  
NEWBURYPORT..............HIGH 8.2 FEET (MLLW) 04:16 PM EDT.  
GLOUCESTER HARBOR........HIGH 9.2 FEET (MLLW) 03:57 PM EDT.  
   
FRIDAY
 
 
RIP CURRENT RISK*...........LOW.  
SURF HEIGHT.................AROUND 2 FEET.  
THUNDERSTORM POTENTIAL**....NONE.  
WEATHER.....................MOSTLY SUNNY UNTIL 5 PM, THEN MOSTLY  
CLOUDY.  
HIGH TEMPERATURE............IN THE UPPER 50S.  
WINDS.......................NORTHEAST WINDS AROUND 10 MPH, BECOMING  
EAST IN THE AFTERNOON.  
TIDES...  
NEWBURYPORT..............LOW -0.4 FEET (MLLW) 11:16 AM EDT.  
HIGH 8.2 FEET (MLLW) 05:15 PM EDT.  
GLOUCESTER HARBOR........LOW -0.6 FEET (MLLW) 10:37 AM EDT.  
HIGH 9.1 FEET (MLLW) 04:58 PM EDT.  
   
SATURDAY
 
SURF HEIGHT AROUND 1 FOOT. MOSTLY CLOUDY. HIGHS IN THE  
UPPER 50S. EAST WINDS AROUND 5 MPH.    
SUNDAY
 
SURF HEIGHT 2 TO 4 FEET. CLOUDY, SHOWERS. HIGHS IN THE MID  
50S. EAST WINDS AROUND 10 MPH.    
MEMORIAL DAY
 
SURF HEIGHT 4 TO 7 FEET. MOSTLY CLOUDY. A CHANCE OF  
SHOWERS. HIGHS IN THE LOWER 60S. 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  
 

 
 
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