822  
WHUS41 KBOX 180821  
CFWBOX  
 
COASTAL HAZARD MESSAGE  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
321 AM EST MON NOV 18 2024  
 
MAZ007-014>016-019-022>024-182100-  
/O.CON.KBOX.CF.S.0020.241118T1700Z-241118T2100Z/  
EASTERN ESSEX MA-SOUTHEAST MIDDLESEX MA-SUFFOLK MA-  
EASTERN NORFOLK MA-EASTERN PLYMOUTH MA-BARNSTABLE MA-DUKES MA-  
NANTUCKET MA-  
321 AM EST MON NOV 18 2024  
 
...COASTAL FLOOD STATEMENT REMAINS IN EFFECT FROM NOON EST TODAY  
THROUGH THIS AFTERNOON...  
 
* WHAT...UP TO ONE FOOT OF INUNDATION ABOVE GROUND LEVEL  
EXPECTED IN LOW-LYING AREAS NEAR SHORELINES AND TIDAL  
WATERWAYS (2.8 TO 13.1 FEET MEAN LOWER LOW WATER).  
 
* WHERE...EASTERN ESSEX MA, SOUTHEAST MIDDLESEX MA, SUFFOLK MA,  
EASTERN NORFOLK MA, EASTERN PLYMOUTH MA, BARNSTABLE MA, DUKES  
MA AND NANTUCKET MA COUNTIES.  
 
* WHEN...MONDAY AFTERNOON.  
 
* IMPACTS...SPORADIC SHALLOW POCKETS OF FLOODING LESS THAN ONE  
FOOT DEEP MAY AFFECT THE LOWEST LYING AREAS ALONG THE COAST,  
INCLUDING MORRISSEY BOULEVARD IN BOSTON. MOST ROADS REMAIN  
PASSABLE. FLOODING UP TO ONE FOOT DEEP AFFECTS COASTAL ROADS  
ON THE NORTH SHORE FROM SALEM TO GLOUCESTER AND NEWBURYPORT.  
ROUGH SURF WILL CAUSE FLOODING ON SOME COASTAL ROADS AROUND  
THE TIME OF HIGH TIDE DUE TO SPLASHOVER. ROADS REMAIN  
PASSABLE. LOW LYING AREAS AND ROADS NEAR NANTUCKET HARBOR,  
INCLUDING EASY STREET, MAY EXPERIENCE POCKETS OF SHALLOW  
FLOODING LESS THAN ONE FOOT DEEP.  
 
* ADDITIONAL DETAILS...  
 
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  
-------- --------- --------- --------- ------- --------  
18/12 AM 10.4/10.9 0.9/ 1.4 0.9/ 1.4 2 NONE  
18/12 PM 11.7/12.2 2.2/ 2.7 1.0/ 1.5 2 MINOR  
19/01 AM 9.8/10.3 0.2/ 0.8 0.6/ 1.1 3 NONE  
19/01 PM 11.1/11.6 1.6/ 2.0 0.7/ 1.1 2-3 NONE  
20/02 AM 9.5/10.0 0.0/ 0.5 0.7/ 1.1 2 NONE  
20/02 PM 10.5/11.0 1.0/ 1.5 0.6/ 1.1 1 NONE  
 
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  
-------- --------- --------- --------- ------- --------  
18/01 AM 9.1/ 9.6 -0.5/ 0.0 0.8/ 1.3 2 NONE  
18/01 PM 10.7/11.2 1.2/ 1.7 0.9/ 1.4 2 NONE  
19/01 AM 8.7/ 9.2 -0.9/-0.4 0.6/ 1.1 3 NONE  
19/02 PM 10.2/10.7 0.7/ 1.1 0.7/ 1.1 2 NONE  
20/02 AM 8.5/ 9.0 -1.1/-0.6 0.7/ 1.1 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  
-------- --------- --------- --------- ------- --------  
18/12 AM 10.8/11.3 0.7/ 1.1 0.9/ 1.4 1 NONE  
18/01 PM 12.2/12.7 2.1/ 2.6 0.9/ 1.4 1-2 NONE  
19/01 AM 10.1/10.6 0.0/ 0.5 0.6/ 1.1 2 NONE  
19/01 PM 11.7/12.2 1.6/ 2.0 0.8/ 1.3 2 NONE  
20/02 AM 10.0/10.5 -0.2/ 0.3 0.8/ 1.3 1 NONE  
20/02 PM 11.1/11.6 1.0/ 1.5 0.8/ 1.3 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  
-------- --------- --------- --------- ------- --------  
18/12 AM 10.7/11.2 0.8/ 1.3 0.8/ 1.3 1 NONE  
18/01 PM 12.2/12.7 2.2/ 2.7 0.8/ 1.3 1-2 NONE  
19/01 AM 10.2/10.7 0.2/ 0.8 0.6/ 1.1 2 NONE  
19/01 PM 11.7/12.2 1.8/ 2.2 0.8/ 1.3 2 NONE  
20/02 AM 9.8/10.3 -0.2/ 0.3 0.6/ 1.1 1 NONE  
20/02 PM 11.0/11.5 1.1/ 1.6 0.6/ 1.1 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  
-------- --------- --------- --------- ------- --------  
18/12 AM 10.5/11.0 0.8/ 1.3 1.0/ 1.5 2 NONE  
18/01 PM 12.0/12.5 2.2/ 2.7 1.0/ 1.5 2 MINOR  
19/01 AM 9.9/10.4 0.2/ 0.7 0.7/ 1.1 3 NONE  
19/01 PM 11.4/11.9 1.7/ 2.2 0.8/ 1.3 2-3 MINOR  
20/02 AM 9.6/10.1 -0.2/ 0.3 0.8/ 1.3 2 NONE  
20/02 PM 10.9/11.4 1.2/ 1.7 0.8/ 1.3 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  
-------- --------- --------- --------- ------- --------  
17/09 PM 3.0/ 3.5 1.0/ 1.5 0.6/ 1.1 1 NONE  
18/09 AM 3.7/ 4.2 1.7/ 2.2 0.8/ 1.3 1 NONE  
18/10 PM 2.7/ 3.2 0.7/ 1.1 0.4/ 0.9 1-2 NONE  
19/10 AM 3.2/ 3.7 1.2/ 1.7 0.6/ 1.1 1-2 NONE  
19/10 PM 2.6/ 3.1 0.6/ 1.1 0.6/ 1.1 1 NONE  
20/11 AM 2.8/ 3.4 0.9/ 1.4 0.5/ 1.0 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  
-------- --------- --------- --------- ------- --------  
18/01 AM 5.7/ 6.2 -2.0/-1.6 0.8/ 1.3 2 NONE  
18/01 PM 6.9/ 7.4 -0.9/-0.4 0.9/ 1.4 2-3 NONE  
19/02 AM 5.4/ 5.9 -2.3/-1.9 0.7/ 1.1 3-4 NONE  
19/02 PM 6.6/ 7.1 -1.1/-0.7 0.8/ 1.3 3-4 NONE  
20/03 AM 5.2/ 5.7 -2.5/-2.0 0.8/ 1.3 2 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  
-------- --------- --------- --------- ------- --------  
18/02 AM 4.5/ 5.0 0.0/ 0.5 0.8/ 1.3 1 NONE  
18/01 PM 5.7/ 6.2 1.2/ 1.7 0.8/ 1.3 1-2 NONE  
19/03 AM 4.0/ 4.5 -0.5/ 0.0 0.5/ 1.0 3 NONE  
19/02 PM 5.6/ 6.1 1.1/ 1.6 0.8/ 1.3 2 NONE  
20/03 AM 4.2/ 4.7 -0.3/ 0.2 0.6/ 1.1 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  
-------- --------- --------- --------- ------- --------  
18/12 AM 10.9/11.4 0.8/ 1.3 1.0/ 1.5 2 NONE  
18/01 PM 12.3/12.8 2.2/ 2.7 1.0/ 1.5 2 NONE  
19/01 AM 10.4/10.9 0.2/ 0.8 0.8/ 1.3 4-5 NONE  
19/02 PM 11.6/12.1 1.5/ 2.0 0.8/ 1.3 2 NONE  
20/02 AM 10.1/10.6 0.0/ 0.5 0.8/ 1.3 2 NONE  
20/02 PM 11.1/11.6 1.0/ 1.5 0.8/ 1.3 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  
-------- --------- --------- --------- ------- --------  
18/12 AM 11.5/12.0 1.0/ 1.5 1.1/ 1.6 1 NONE  
18/01 PM 13.0/13.5 2.5/ 3.0 1.1/ 1.6 1 MINOR  
19/01 AM 11.2/11.7 0.7/ 1.1 1.1/ 1.6 2-4 NONE  
19/01 PM 12.4/12.9 1.9/ 2.3 1.0/ 1.5 2-3 NONE  
20/02 AM 10.6/11.1 0.1/ 0.6 0.9/ 1.4 1-2 NONE  
20/02 PM 11.8/12.3 1.3/ 1.8 0.9/ 1.4 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  
-------- --------- --------- --------- ------- --------  
18/12 AM 9.9/10.4 -0.5/ 0.0 1.0/ 1.5 1 NONE  
18/12 PM 11.3/11.8 1.0/ 1.5 1.2/ 1.7 1-2 NONE  
19/01 AM 9.6/10.1 -0.8/-0.2 1.0/ 1.5 3 NONE  
19/01 PM 10.8/11.3 0.5/ 1.0 1.0/ 1.5 2-3 NONE  
20/02 AM 9.1/ 9.6 -1.3/-0.8 0.9/ 1.4 1-2 NONE  
20/02 PM 10.1/10.6 -0.2/ 0.2 0.8/ 1.3 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  
-------- --------- --------- --------- ------- --------  
17/09 PM 4.6/ 5.1 0.2/ 0.7 0.4/ 0.9 1 NONE  
18/09 AM 5.5/ 6.0 1.1/ 1.6 0.6/ 1.1 1 NONE  
18/09 PM 4.4/ 4.9 0.0/ 0.5 0.6/ 1.1 2-3 NONE  
19/10 AM 5.1/ 5.6 0.7/ 1.1 0.5/ 1.0 2-3 NONE  
19/10 PM 4.2/ 4.7 -0.2/ 0.2 0.6/ 1.1 1 NONE  
20/11 AM 4.6/ 5.1 0.2/ 0.7 0.4/ 0.9 1 NONE  
 
EDGARTOWN  
MLLW CATEGORIES - MINOR 4.0 FT, MODERATE 5.0 FT, MAJOR 7.0 FT  
MHHW CATEGORIES - MINOR 3.2 FT, MODERATE 4.2 FT, MAJOR 6.2 FT  
 
TOTAL TOTAL DEPARTURE  
DAY/TIME TIDE TIDE FROM NORM WAVES FLOOD  
FT MLLW FT MHHW FT FT IMPACT  
-------- --------- --------- --------- ------- --------  
18/01 AM 2.7/ 3.2 1.9/ 2.3 0.8/ 1.3 1 NONE  
18/01 PM 3.5/ 4.0 2.7/ 3.2 0.8/ 1.3 1 NONE  
19/02 AM 2.5/ 3.0 1.7/ 2.2 0.6/ 1.1 2-3 NONE  
19/02 PM 3.4/ 3.9 2.6/ 3.1 0.8/ 1.3 1 NONE  
20/03 AM 2.5/ 3.0 1.7/ 2.2 0.6/ 1.1 1 NONE  
 
VINEYARD HAVEN  
MLLW CATEGORIES - MINOR 4.5 FT, MODERATE 6.0 FT, MAJOR 7.0 FT  
MHHW CATEGORIES - MINOR 2.5 FT, MODERATE 4.0 FT, MAJOR 5.0 FT  
 
TOTAL TOTAL DEPARTURE  
DAY/TIME TIDE TIDE FROM NORM WAVES FLOOD  
FT MLLW FT MHHW FT FT IMPACT  
-------- --------- --------- --------- ------- --------  
18/01 AM 2.5/ 3.0 0.5/ 1.0 0.8/ 1.3 1 NONE  
18/01 PM 2.7/ 3.2 0.8/ 1.3 0.8/ 1.3 1 NONE  
19/01 AM 2.2/ 2.7 0.2/ 0.7 0.6/ 1.1 2-3 NONE  
19/01 PM 2.6/ 3.1 0.6/ 1.1 0.9/ 1.4 1 NONE  
20/02 AM 2.1/ 2.6 0.1/ 0.6 0.6/ 1.1 1 NONE  
20/02 PM 2.2/ 2.7 0.2/ 0.8 0.7/ 1.1 1 NONE  
 
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  
-------- --------- --------- --------- ------- --------  
18/02 AM 3.7/ 4.2 0.1/ 0.6 0.8/ 1.3 1 NONE  
18/01 PM 4.7/ 5.2 1.1/ 1.6 0.8/ 1.3 1-2 NONE  
19/02 AM 3.4/ 3.9 -0.2/ 0.2 0.6/ 1.1 2-3 NONE  
19/02 PM 4.5/ 5.0 0.9/ 1.4 0.8/ 1.3 2 NONE  
20/03 AM 3.2/ 3.7 -0.3/ 0.2 0.6/ 1.1 1 NONE  
 

 
 

 
 
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