517  
WHUS41 KBOX 072042  
CFWBOX  
 
COASTAL HAZARD MESSAGE  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
442 PM EDT WED JUN 7 2023  
 
MAZ024-080945-  
/O.NEW.KBOX.CF.Y.0009.230608T0500Z-230608T1100Z/  
NANTUCKET MA-  
442 PM EDT WED JUN 7 2023  
 
...COASTAL FLOOD ADVISORY IN EFFECT FROM 1 AM TO 7 AM EDT  
THURSDAY...  
 
* WHAT...UP TO ONE HALF FOOT OF INUNDATION ABOVE GROUND LEVEL  
EXPECTED IN LOW-LYING AREAS NEAR SHORELINES AND TIDAL  
WATERWAYS (5.1 TO 5.3 FEET MEAN LOWER LOW WATER).  
 
* WHERE...NANTUCKET COUNTY.  
 
* WHEN...FROM 1 AM TO 7 AM EDT THURSDAY.  
 
* IMPACTS...MINOR COASTAL FLOODING BEGINS ON EASY STREET IN  
NANTUCKET.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
IF TRAVEL IS REQUIRED, ALLOW EXTRA TIME AS SOME ROADS MAY BE  
CLOSED. DO NOT DRIVE AROUND BARRICADES OR THROUGH WATER OF  
UNKNOWN DEPTH. TAKE THE NECESSARY ACTIONS TO PROTECT FLOOD-PRONE  
PROPERTY.  
 

 
 

 
 
TIME OF HIGH TOTAL TIDES ARE APPROXIMATE TO THE NEAREST HOUR.  
 
NANTUCKET HARBOR  
MLLW CATEGORIES - MINOR 5.0 FT, MODERATE 6.5 FT, MAJOR 8.0 FT  
MHHW CATEGORIES - MINOR 1.4 FT, MODERATE 2.9 FT, MAJOR 4.4 FT  
 
TOTAL TOTAL DEPARTURE  
DAY/TIME TIDE TIDE FROM NORM WAVES FLOOD  
FT MLLW FT MHHW FT FT IMPACT  
-------- --------- --------- --------- ------- --------  
07/04 PM 3.9/ 4.4 0.2/ 0.8 1.1/ 1.6 2 NONE  
08/04 AM 5.0/ 5.5 1.4/ 1.9 1.2/ 1.7 2 MINOR  
08/05 PM 4.0/ 4.5 0.5/ 1.0 1.2/ 1.7 2 NONE  
09/05 AM 4.6/ 5.1 1.0/ 1.5 1.0/ 1.5 2 MINOR  
09/06 PM 4.0/ 4.5 0.4/ 0.9 1.0/ 1.5 1 NONE  
10/06 AM 4.5/ 5.0 0.9/ 1.4 1.0/ 1.5 1 NONE  
 

 
 

 
 
MAZ007-015-016-019-022-080945-  
/O.NEW.KBOX.CF.S.0005.230608T0500Z-230608T1100Z/  
EASTERN ESSEX MA-SUFFOLK MA-EASTERN NORFOLK MA-  
EASTERN PLYMOUTH MA-BARNSTABLE MA-  
442 PM EDT WED JUN 7 2023  
 
...COASTAL FLOOD STATEMENT IN EFFECT FROM 1 AM EDT THURSDAY  
THROUGH THURSDAY MORNING...  
 
* WHAT...UP TO ONE HALF FOOT OF INUNDATION ABOVE GROUND LEVEL  
EXPECTED IN LOW-LYING AREAS NEAR SHORELINES AND TIDAL  
WATERWAYS (3.5 TO 13.0 FEET MEAN LOWER LOW WATER).  
 
* WHERE...EASTERN ESSEX MA, SUFFOLK MA, EASTERN NORFOLK MA,  
EASTERN PLYMOUTH MA AND BARNSTABLE MA COUNTIES.  
 
* WHEN...FROM 1 AM EDT THURSDAY THROUGH THURSDAY MORNING.  
 
* IMPACTS...MINOR COASTAL FLOODING IS EXPECTED ALONG THE NORTH  
SHORE FROM GLOUCESTER TO NEWBURYPORT. WAVE ACTION WILL LIKELY  
CAUSE SOME WASHOVER ONTO COASTAL ROADS AROUND THE TIME OF HIGH  
TIDE.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
DO NOT DRIVE THROUGH FLOODED ROADWAYS.  
 

 
 

 
 
TIME OF HIGH TOTAL TIDES ARE APPROXIMATE TO THE NEAREST HOUR.  
 
GLOUCESTER HARBOR  
MLLW CATEGORIES - MINOR 11.5 FT, MODERATE 13.0 FT, MAJOR 15.0 FT  
MHHW CATEGORIES - MINOR 2.0 FT, MODERATE 3.5 FT, MAJOR 5.5 FT  
 
TOTAL TOTAL DEPARTURE  
DAY/TIME TIDE TIDE FROM NORM WAVES FLOOD  
FT MLLW FT MHHW FT FT IMPACT  
-------- --------- --------- --------- ------- --------  
08/03 AM 11.7/12.2 2.2/ 2.7 1.1/ 1.6 1 MINOR  
08/04 PM 10.4/10.9 0.9/ 1.4 1.2/ 1.7 1 NONE  
09/04 AM 11.4/11.9 1.9/ 2.3 1.1/ 1.6 1 MINOR  
09/05 PM 10.2/10.7 0.7/ 1.1 1.0/ 1.5 1-2 NONE  
10/05 AM 11.1/11.6 1.6/ 2.0 1.1/ 1.6 1 MINOR  
 
MERRIMACK RIVER NEAR NEWBURYPORT MA  
MLLW CATEGORIES - MINOR 11.0 FT, MODERATE 12.0 FT, MAJOR 13.5 FT  
MHHW CATEGORIES - MINOR 1.5 FT, MODERATE 2.5 FT, MAJOR 4.0 FT  
 
TOTAL TOTAL DEPARTURE  
DAY/TIME TIDE TIDE FROM NORM WAVES FLOOD  
FT MLLW FT MHHW FT FT IMPACT  
-------- --------- --------- --------- ------- --------  
08/03 AM 10.7/11.2 1.2/ 1.7 1.1/ 1.6 1 MINOR  
08/04 PM 9.5/10.0 0.0/ 0.5 1.3/ 1.8 1 NONE  
09/04 AM 10.4/10.9 0.9/ 1.4 1.1/ 1.6 1 NONE  
09/05 PM 9.5/10.0 0.0/ 0.5 1.2/ 1.7 1 NONE  
10/05 AM 10.1/10.6 0.6/ 1.1 1.1/ 1.6 1 NONE  
 
BOSTON HARBOR  
MLLW CATEGORIES - MINOR 12.5 FT, MODERATE 14.0 FT, MAJOR 15.0 FT  
MHHW CATEGORIES - MINOR 2.4 FT, MODERATE 3.9 FT, MAJOR 4.9 FT  
 
TOTAL TOTAL DEPARTURE  
DAY/TIME TIDE TIDE FROM NORM WAVES FLOOD  
FT MLLW FT MHHW FT FT IMPACT  
-------- --------- --------- --------- ------- --------  
08/03 AM 12.1/12.6 2.0/ 2.5 1.0/ 1.5 1 MINOR  
08/04 PM 10.8/11.3 0.7/ 1.1 1.2/ 1.7 1 NONE  
09/04 AM 11.8/12.3 1.7/ 2.2 1.0/ 1.5 1 NONE  
09/05 PM 10.6/11.1 0.5/ 1.0 1.0/ 1.5 1 NONE  
10/05 AM 11.4/11.9 1.3/ 1.8 1.0/ 1.5 1 NONE  
 
REVERE  
MLLW CATEGORIES - MINOR 12.5 FT, MODERATE 14.5 FT, MAJOR 16.0 FT  
MHHW CATEGORIES - MINOR 2.6 FT, MODERATE 4.6 FT, MAJOR 6.1 FT  
 
TOTAL TOTAL DEPARTURE  
DAY/TIME TIDE TIDE FROM NORM WAVES FLOOD  
FT MLLW FT MHHW FT FT IMPACT  
-------- --------- --------- --------- ------- --------  
08/03 AM 12.0/12.5 2.1/ 2.6 1.0/ 1.5 1 NONE  
08/04 PM 10.6/11.1 0.7/ 1.1 1.1/ 1.6 1 NONE  
09/04 AM 11.7/12.2 1.8/ 2.2 1.0/ 1.5 1 NONE  
09/05 PM 10.6/11.1 0.7/ 1.1 1.0/ 1.5 1 NONE  
10/05 AM 11.3/11.8 1.4/ 1.9 1.0/ 1.5 1 NONE  
 
SCITUATE MA  
MLLW CATEGORIES - MINOR 11.5 FT, MODERATE 13.5 FT, MAJOR 15.5 FT  
MHHW CATEGORIES - MINOR 1.8 FT, MODERATE 3.8 FT, MAJOR 5.8 FT  
 
TOTAL TOTAL DEPARTURE  
DAY/TIME TIDE TIDE FROM NORM WAVES FLOOD  
FT MLLW FT MHHW FT FT IMPACT  
-------- --------- --------- --------- ------- --------  
08/03 AM 11.5/12.0 1.8/ 2.2 0.9/ 1.4 1 MINOR  
08/04 PM 10.2/10.7 0.5/ 1.0 1.1/ 1.6 1 NONE  
09/04 AM 11.4/11.9 1.7/ 2.2 1.0/ 1.5 1 MINOR  
09/05 PM 10.1/10.6 0.4/ 0.9 0.9/ 1.4 1 NONE  
10/05 AM 11.0/11.5 1.3/ 1.8 1.0/ 1.5 1 NONE  
 
BUZZARDS BAY AT WOODS HOLE  
MLLW CATEGORIES - MINOR 5.5 FT, MODERATE 7.0 FT, MAJOR 8.5 FT  
MHHW CATEGORIES - MINOR 3.5 FT, MODERATE 5.0 FT, MAJOR 6.5 FT  
 
TOTAL TOTAL DEPARTURE  
DAY/TIME TIDE TIDE FROM NORM WAVES FLOOD  
FT MLLW FT MHHW FT FT IMPACT  
-------- --------- --------- --------- ------- --------  
08/12 AM 3.4/ 3.9 1.4/ 1.9 0.6/ 1.1 1 NONE  
08/01 PM 3.2/ 3.7 1.2/ 1.7 0.9/ 1.4 1 NONE  
09/01 AM 3.5/ 4.0 1.5/ 2.0 0.8/ 1.3 1 NONE  
09/01 PM 3.1/ 3.6 1.1/ 1.6 0.7/ 1.1 1 NONE  
10/02 AM 3.2/ 3.7 1.2/ 1.7 0.7/ 1.1 1 NONE  
10/02 PM 3.0/ 3.5 1.0/ 1.5 0.6/ 1.1 1 NONE  
 
CHATHAM MA - EAST COAST  
MLLW CATEGORIES - MINOR 9.0 FT, MODERATE 11.5 FT, MAJOR 13.0 FT  
MHHW CATEGORIES - MINOR 1.3 FT, MODERATE 3.8 FT, MAJOR 5.3 FT  
 
TOTAL TOTAL DEPARTURE  
DAY/TIME TIDE TIDE FROM NORM WAVES FLOOD  
FT MLLW FT MHHW FT FT IMPACT  
-------- --------- --------- --------- ------- --------  
07/04 PM 5.5/ 6.0 -2.2/-1.8 1.2/ 1.7 2 NONE  
08/04 AM 6.8/ 7.3 -1.0/-0.5 1.2/ 1.7 2 NONE  
08/05 PM 5.6/ 6.1 -2.2/-1.7 1.2/ 1.7 2 NONE  
09/05 AM 6.6/ 7.1 -1.1/-0.7 1.1/ 1.6 2 NONE  
09/06 PM 5.5/ 6.0 -2.2/-1.8 1.0/ 1.5 1 NONE  
10/06 AM 6.2/ 6.7 -1.6/-1.1 1.0/ 1.5 1 NONE  
 
CHATHAM - SOUTH SIDE  
MLLW CATEGORIES - MINOR 9.0 FT, MODERATE 10.5 FT, MAJOR 11.5 FT  
MHHW CATEGORIES - MINOR 4.5 FT, MODERATE 6.0 FT, MAJOR 7.0 FT  
 
TOTAL TOTAL DEPARTURE  
DAY/TIME TIDE TIDE FROM NORM WAVES FLOOD  
FT MLLW FT MHHW FT FT IMPACT  
-------- --------- --------- --------- ------- --------  
07/04 PM 4.7/ 5.2 0.2/ 0.8 1.2/ 1.7 2 NONE  
08/04 AM 6.0/ 6.5 1.5/ 2.0 1.2/ 1.7 1 NONE  
08/05 PM 4.9/ 5.4 0.4/ 0.9 1.2/ 1.7 1-2 NONE  
09/05 AM 5.6/ 6.1 1.1/ 1.6 1.0/ 1.5 1-2 NONE  
09/06 PM 4.9/ 5.4 0.4/ 0.9 1.1/ 1.6 1 NONE  
10/06 AM 5.4/ 5.9 0.9/ 1.4 1.0/ 1.5 1 NONE  
 
PROVINCETOWN HARBOR  
MLLW CATEGORIES - MINOR 13.0 FT, MODERATE 14.0 FT, MAJOR 15.0 FT  
MHHW CATEGORIES - MINOR 2.9 FT, MODERATE 3.9 FT, MAJOR 4.9 FT  
 
TOTAL TOTAL DEPARTURE  
DAY/TIME TIDE TIDE FROM NORM WAVES FLOOD  
FT MLLW FT MHHW FT FT IMPACT  
-------- --------- --------- --------- ------- --------  
08/03 AM 12.2/12.7 2.1/ 2.6 1.1/ 1.6 1 NONE  
08/04 PM 10.9/11.4 0.8/ 1.3 1.2/ 1.7 1 NONE  
09/04 AM 12.0/12.5 1.9/ 2.3 1.1/ 1.6 1 NONE  
09/05 PM 10.7/11.2 0.6/ 1.1 1.0/ 1.5 1 NONE  
10/05 AM 11.5/12.0 1.4/ 1.9 1.0/ 1.5 1 NONE  
 
DENNIS - SESUIT HARBOR  
MLLW CATEGORIES - MINOR 13.0 FT, MODERATE 14.5 FT, MAJOR 16.0 FT  
MHHW CATEGORIES - MINOR 2.5 FT, MODERATE 4.0 FT, MAJOR 5.5 FT  
 
TOTAL TOTAL DEPARTURE  
DAY/TIME TIDE TIDE FROM NORM WAVES FLOOD  
FT MLLW FT MHHW FT FT IMPACT  
-------- --------- --------- --------- ------- --------  
08/03 AM 12.8/13.3 2.2/ 2.7 1.2/ 1.7 1 MINOR  
08/04 PM 11.3/11.8 0.8/ 1.3 1.2/ 1.7 1 NONE  
09/04 AM 12.4/12.9 1.9/ 2.3 1.1/ 1.6 1 NONE  
09/05 PM 11.3/11.8 0.8/ 1.3 1.1/ 1.6 1 NONE  
10/05 AM 11.9/12.4 1.4/ 1.9 1.0/ 1.5 1 NONE  
 
SANDWICH HARBOR  
MLLW CATEGORIES - MINOR 12.0 FT, MODERATE 14.0 FT, MAJOR 15.0 FT  
MHHW CATEGORIES - MINOR 1.7 FT, MODERATE 3.7 FT, MAJOR 4.7 FT  
 
TOTAL TOTAL DEPARTURE  
DAY/TIME TIDE TIDE FROM NORM WAVES FLOOD  
FT MLLW FT MHHW FT FT IMPACT  
-------- --------- --------- --------- ------- --------  
08/03 AM 10.4/10.9 0.1/ 0.6 0.6/ 1.1 1 NONE  
08/04 PM 9.3/ 9.8 -1.1/-0.6 0.9/ 1.4 1 NONE  
09/04 AM 10.2/10.7 -0.2/ 0.3 0.7/ 1.1 1 NONE  
09/05 PM 9.2/ 9.7 -1.1/-0.7 0.7/ 1.1 1 NONE  
10/05 AM 9.9/10.4 -0.5/ 0.0 0.7/ 1.1 1 NONE  
 
WINGS NECK  
MLLW CATEGORIES - MINOR 6.5 FT, MODERATE 9.0 FT, MAJOR 11.5 FT  
MHHW CATEGORIES - MINOR 2.1 FT, MODERATE 4.6 FT, MAJOR 7.1 FT  
 
TOTAL TOTAL DEPARTURE  
DAY/TIME TIDE TIDE FROM NORM WAVES FLOOD  
FT MLLW FT MHHW FT FT IMPACT  
-------- --------- --------- --------- ------- --------  
08/12 AM 4.9/ 5.4 0.5/ 1.0 0.2/ 0.7 1 NONE  
08/12 PM 4.7/ 5.2 0.2/ 0.8 0.6/ 1.1 1 NONE  
09/01 AM 5.1/ 5.6 0.7/ 1.1 0.6/ 1.1 1 NONE  
09/01 PM 4.7/ 5.2 0.2/ 0.8 0.5/ 1.0 1 NONE  
10/02 AM 4.9/ 5.4 0.5/ 1.0 0.6/ 1.1 1 NONE  
10/02 PM 4.7/ 5.2 0.2/ 0.8 0.4/ 0.9 1 NONE  
 

 
 

 
 
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