119
WHUS41 KBOX 221857
CFWBOX
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
257 PM EDT THU MAY 22 2025
MAZ020-021-RIZ006>008-222000-
/O.CAN.KBOX.CF.Y.0002.250522T2000Z-250522T2300Z/
SOUTHERN BRISTOL MA-SOUTHERN PLYMOUTH MA-WASHINGTON RI-NEWPORT RI-
BLOCK ISLAND RI-
257 PM EDT THU MAY 22 2025
..COASTAL FLOOD ADVISORY IS CANCELLED
STORM SURGE VALUES WILL NOT BE ENOUGH TO PRODUCE ANY COASTAL
FLOODING ALONG THE SOUTH COAST, AS WELL AS NARRAGANSETT BAY AND
BUZZARDS BAY.
MAZ007-015-016-019-022>024-230300-
/O.CON.KBOX.CF.Y.0002.250522T2200Z-250523T0300Z/
EASTERN ESSEX MA-SUFFOLK MA-EASTERN NORFOLK MA-
EASTERN PLYMOUTH MA-BARNSTABLE MA-DUKES MA-NANTUCKET MA-
257 PM EDT THU MAY 22 2025
...COASTAL FLOOD ADVISORY REMAINS IN EFFECT FROM 6 PM TO 11 PM
EDT THIS EVENING...
* WHAT...UP TO ONE HALF FOOT OF INUNDATION ABOVE GROUND LEVEL
EXPECTED IN LOW-LYING AREAS NEAR SHORELINES AND TIDAL
WATERWAYS (3.7 TO 12.2 FEET MEAN LOWER LOW WATER).
* WHERE...EASTERN ESSEX MA, SUFFOLK MA, EASTERN NORFOLK MA,
EASTERN PLYMOUTH MA, BARNSTABLE MA, DUKES MA AND NANTUCKET MA
COUNTIES.
* WHEN...FROM 6 PM TO 11 PM EDT THIS EVENING.
* IMPACTS...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.
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.
GLOUCESTER HARBOR
MLLW CATEGORIES - MINOR 11.5 FT, MODERATE 13.0 FT, MAJOR 15.0 FT
MHHW CATEGORIES - MINOR 1.9 FT, MODERATE 3.4 FT, MAJOR 5.4 FT
TOTAL TOTAL DEPARTURE
DAY/TIME TIDE TIDE FROM NORM WAVES FLOOD
FT MLLW FT MHHW FT FT IMPACT
-------- --------- --------- --------- ------- --------
22/08 AM 9.5/10.0 -0.2/ 0.3 0.6/ 1.1 4-6 NONE
22/08 PM 11.1/11.6 1.5/ 2.0 1.8/ 2.2 8-11 NONE
23/08 AM 9.7/10.2 0.1/ 0.6 0.7/ 1.1 8-10 NONE
23/09 PM 10.3/10.8 0.7/ 1.1 0.4/ 0.9 5 NONE
24/09 AM 9.4/ 9.9 -0.2/ 0.2 0.2/ 0.8 3 NONE
24/10 PM 10.6/11.1 1.0/ 1.5 0.2/ 0.8 3 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
-------- --------- --------- --------- ------- --------
22/08 AM 9.3/ 9.8 -0.2/ 0.2 0.7/ 1.1 3-4 NONE
22/08 PM 10.8/11.3 1.3/ 1.8 1.9/ 2.3 6-7 MINOR
23/09 AM 9.4/ 9.9 -0.2/ 0.3 0.6/ 1.1 6-7 NONE
23/09 PM 9.9/10.4 0.4/ 0.9 0.4/ 0.9 3-4 NONE
24/10 AM 9.1/ 9.6 -0.5/ 0.0 0.2/ 0.8 2 NONE
24/10 PM 10.3/10.8 0.8/ 1.3 0.2/ 0.8 2 NONE
BOSTON HARBOR
MLLW CATEGORIES - MINOR 12.5 FT, MODERATE 14.0 FT, MAJOR 15.0 FT
MHHW CATEGORIES - MINOR 2.2 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
-------- --------- --------- --------- ------- --------
22/07 AM 10.3/10.8 0.0/ 0.5 0.8/ 1.3 2 NONE
22/08 PM 12.0/12.5 1.7/ 2.2 2.1/ 2.6 2 NONE
23/08 AM 10.2/10.7 -0.2/ 0.3 0.6/ 1.1 2 NONE
23/09 PM 10.9/11.4 0.6/ 1.1 0.4/ 0.9 1 NONE
24/09 AM 10.1/10.6 -0.2/ 0.2 0.2/ 0.8 1-2 NONE
24/10 PM 11.3/11.8 1.0/ 1.5 0.2/ 0.8 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
-------- --------- --------- --------- ------- --------
22/07 AM 10.0/10.5 0.1/ 0.6 0.7/ 1.1 2 NONE
22/08 PM 11.7/12.2 1.8/ 2.2 2.0/ 2.5 2 NONE
23/08 AM 9.9/10.4 0.0/ 0.5 0.5/ 1.0 2 NONE
23/09 PM 10.7/11.2 0.8/ 1.3 0.4/ 0.9 1 NONE
24/09 AM 9.8/10.3 -0.2/ 0.3 0.2/ 0.8 1 NONE
24/10 PM 11.0/11.5 1.1/ 1.6 0.2/ 0.8 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
-------- --------- --------- --------- ------- --------
22/08 AM 9.7/10.2 0.0/ 0.5 0.7/ 1.1 4-5 NONE
22/08 PM 11.2/11.7 1.5/ 2.0 1.9/ 2.3 7-8 NONE
23/08 AM 9.6/10.1 -0.2/ 0.3 0.6/ 1.1 7 NONE
23/09 PM 10.3/10.8 0.6/ 1.1 0.4/ 0.9 4-5 NONE
24/10 AM 9.5/10.0 -0.2/ 0.2 0.2/ 0.8 3 NONE
24/10 PM 10.7/11.2 1.0/ 1.5 0.2/ 0.8 2 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
-------- --------- --------- --------- ------- --------
22/04 AM 2.5/ 3.0 0.5/ 1.0 0.7/ 1.1 2-3 NONE
22/06 PM 3.7/ 4.2 1.7/ 2.2 1.7/ 2.2 4 NONE
23/05 AM 2.0/ 2.5 0.0/ 0.5 0.2/ 0.7 3 NONE
23/06 PM 2.7/ 3.2 0.8/ 1.3 0.2/ 0.8 2 NONE
24/06 AM 2.0/ 2.5 0.0/ 0.5 0.2/ 0.7 2 NONE
24/07 PM 2.8/ 3.4 0.9/ 1.4 0.2/ 0.7 2 NONE
CHATHAM MA - EAST COAST
MLLW CATEGORIES - MINOR 9.0 FT, MODERATE 11.5 FT, MAJOR 13.0 FT
MHHW CATEGORIES - MINOR 3.8 FT, MODERATE 6.3 FT, MAJOR 7.8 FT
TOTAL TOTAL DEPARTURE
DAY/TIME TIDE TIDE FROM NORM WAVES FLOOD
FT MLLW FT MHHW FT FT IMPACT
-------- --------- --------- --------- ------- --------
22/08 AM 6.8/ 7.3 1.6/ 2.0 0.6/ 1.1 4-5 NONE
22/08 PM 8.0/ 8.5 2.7/ 3.2 1.8/ 2.2 7-8 NONE
23/09 AM 6.6/ 7.1 1.4/ 1.9 0.2/ 0.8 6 NONE
23/09 PM 6.7/ 7.2 1.5/ 2.0 0.2/ 0.7 4 NONE
24/10 AM 6.5/ 7.0 1.3/ 1.8 0.2/ 0.7 3 NONE
24/10 PM 7.4/ 7.9 2.2/ 2.7 0.2/ 0.7 2-3 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
-------- --------- --------- --------- ------- --------
22/08 AM 4.7/ 5.2 0.2/ 0.8 0.7/ 1.1 3-4 NONE
22/08 PM 6.0/ 6.5 1.5/ 2.0 1.8/ 2.2 6-7 NONE
23/10 AM 4.2/ 4.7 -0.2/ 0.2 0.2/ 0.8 5 NONE
23/09 PM 4.9/ 5.4 0.4/ 0.9 0.2/ 0.8 3 NONE
24/10 AM 4.2/ 4.7 -0.3/ 0.2 0.2/ 0.7 3 NONE
24/11 PM 5.2/ 5.7 0.7/ 1.1 0.2/ 0.7 2 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
-------- --------- --------- --------- ------- --------
22/08 AM 10.0/10.5 -0.2/ 0.3 0.5/ 1.0 4-5 NONE
22/08 PM 11.6/12.1 1.5/ 2.0 1.7/ 2.2 7-8 NONE
23/08 AM 10.3/10.8 0.2/ 0.7 0.7/ 1.1 6-7 NONE
23/09 PM 10.9/11.4 0.8/ 1.3 0.4/ 0.9 4 NONE
24/09 AM 10.0/10.5 -0.2/ 0.3 0.2/ 0.8 3 NONE
24/10 PM 11.2/11.7 1.1/ 1.6 0.2/ 0.8 2 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
-------- --------- --------- --------- ------- --------
22/08 AM 10.0/10.5 -0.6/-0.1 0.5/ 1.0 3 NONE
22/08 PM 11.7/12.2 1.2/ 1.7 1.7/ 2.2 5 NONE
23/09 AM 10.4/10.9 -0.2/ 0.3 0.7/ 1.1 4 NONE
23/09 PM 10.9/11.4 0.4/ 0.9 0.4/ 0.9 2 NONE
24/10 AM 10.1/10.6 -0.5/ 0.0 0.2/ 0.8 2 NONE
24/10 PM 11.3/11.8 0.8/ 1.3 0.2/ 0.8 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
-------- --------- --------- --------- ------- --------
22/08 AM 9.4/ 9.9 -1.0/-0.5 0.7/ 1.1 3 NONE
22/08 PM 11.1/11.6 0.8/ 1.3 2.0/ 2.5 4-5 NONE
23/08 AM 9.4/ 9.9 -1.0/-0.5 0.6/ 1.1 3-4 NONE
23/09 PM 10.1/10.6 -0.2/ 0.2 0.4/ 0.9 2 NONE
24/09 AM 9.3/ 9.8 -1.1/-0.6 0.2/ 0.8 1-2 NONE
24/10 PM 10.5/11.0 0.2/ 0.7 0.2/ 0.8 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
-------- --------- --------- --------- ------- --------
22/04 AM 4.2/ 4.7 -0.2/ 0.3 0.7/ 1.1 2-3 NONE
22/05 PM 5.1/ 5.6 0.7/ 1.1 0.9/ 1.4 4 NONE
23/04 AM 4.2/ 4.7 -0.2/ 0.2 0.8/ 1.3 3 NONE
23/06 PM 5.1/ 5.6 0.7/ 1.1 0.5/ 1.0 1-2 NONE
24/06 AM 4.2/ 4.7 -0.2/ 0.2 0.2/ 0.8 1 NONE
24/07 PM 5.2/ 5.7 0.8/ 1.3 0.2/ 0.8 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
-------- --------- --------- --------- ------- --------
22/08 AM 3.1/ 3.6 2.2/ 2.7 0.9/ 1.4 3-4 NONE
22/06 PM 4.0/ 4.5 3.2/ 3.7 1.8/ 2.2 5-6 MINOR
23/09 AM 2.2/ 2.7 1.4/ 1.9 0.1/ 0.6 3-4 NONE
23/09 PM 2.8/ 3.4 2.1/ 2.6 0.2/ 0.7 3 NONE
24/10 AM 2.2/ 2.7 1.4/ 1.9 0.1/ 0.6 3 NONE
24/10 PM 3.0/ 3.5 2.2/ 2.7 0.1/ 0.6 2 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
-------- --------- --------- --------- ------- --------
22/08 AM 2.5/ 3.0 0.5/ 1.0 0.9/ 1.4 3 NONE
22/06 PM 3.5/ 4.0 1.5/ 2.0 1.8/ 2.2 4 NONE
23/09 AM 1.8/ 2.2 -0.2/ 0.2 0.2/ 0.7 2-3 NONE
23/09 PM 2.2/ 2.7 0.2/ 0.7 0.2/ 0.7 2 NONE
24/10 AM 1.7/ 2.2 -0.3/ 0.2 0.2/ 0.7 2 NONE
24/09 PM 2.2/ 2.7 0.2/ 0.8 0.2/ 0.7 2 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
-------- --------- --------- --------- ------- --------
22/08 AM 4.0/ 4.5 0.4/ 0.9 0.7/ 1.1 4-5 NONE
22/08 PM 5.2/ 5.7 1.6/ 2.0 1.7/ 2.2 6-7 MINOR
23/09 AM 3.5/ 4.0 -0.2/ 0.3 0.2/ 0.8 5-6 NONE
23/09 PM 4.0/ 4.5 0.4/ 0.9 0.2/ 0.7 4 NONE
24/10 AM 3.2/ 3.7 -0.5/ 0.0 0.1/ 0.6 3 NONE
24/10 PM 4.0/ 4.5 0.5/ 1.0 0.1/ 0.6 3 NONE
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page