951
WHUS41 KBOX 011819
CFWBOX
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
119 PM EST SUN FEB 1 2026
MAZ024-020730-
/O.CAN.KBOX.CF.W.0001.000000T0000Z-260202T1900Z/
/O.EXA.KBOX.CF.Y.0001.000000T0000Z-260202T1900Z/
NANTUCKET MA-
119 PM EST SUN FEB 1 2026
..COASTAL FLOOD ADVISORY IN EFFECT UNTIL 2 PM EST MONDAY
* WHAT...UP TO ONE FOOT OF INUNDATION ABOVE GROUND LEVEL IN LOW-
LYING AREAS NEAR SHORELINES AND TIDAL WATERWAYS (5.5 TO 5.7
FEET MEAN LOWER LOW WATER).
* WHERE...NANTUCKET MA COUNTY.
* WHEN...UNTIL 2 PM EST MONDAY.
* IMPACTS...LOW LYING AREAS AND ROADS NEAR NANTUCKET HARBOR,
INCLUDING EASY STREET, MAY EXPERIENCE POCKETS OF SHALLOW
FLOODING LESS THAN ONE FOOT DEEP. SUB-FREEZING TEMPERATURES AND
VERY COLD ROAD SURFACES COULD ALLOW STORM SURGE TO FREEZE,
PROLONGING IMPACTS AND DELAYING DRAINAGE AFTER HIGH TIDE
PERIODS.
* ADDITIONAL DETAILS...TWO ADDITIONAL HIGH TIDE CYCLES WILL RESULT
IN POCKETS OF MINOR COASTAL FLOODING. THE FIRST IS VERY LATE
TONIGHT WITH THE SECOND AROUND LUNCHTIME MONDAY.
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
-------- --------- --------- --------- ------- --------
01/12 PM 5.4/ 5.9 1.8/ 2.2 1.5/ 2.0 7 MINOR
02/12 AM 5.1/ 5.6 1.5/ 2.0 2.2/ 2.7 8 MINOR
02/12 PM 5.4/ 5.9 1.8/ 2.2 1.5/ 2.0 6-7 MINOR
03/01 AM 3.5/ 4.0 -0.2/ 0.3 0.5/ 1.0 4 NONE
03/01 PM 3.9/ 4.4 0.2/ 0.8 0.2/ 0.7 2-3 NONE
04/02 AM 3.2/ 3.7 -0.5/ 0.0 0.1/ 0.6 2 NONE
MAZ007-015-016-019-022-023-020730-
/O.CON.KBOX.CF.Y.0001.000000T0000Z-260202T1900Z/
EASTERN ESSEX MA-SUFFOLK MA-EASTERN NORFOLK MA-
EASTERN PLYMOUTH MA-BARNSTABLE MA-DUKES MA-
119 PM EST SUN FEB 1 2026
...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 2 PM EST
MONDAY...
* WHAT...UP TO ONE FOOT OF INUNDATION ABOVE GROUND LEVEL IN LOW-
LYING AREAS NEAR SHORELINES AND TIDAL WATERWAYS (4.0 TO 13.0
FEET MEAN LOWER LOW WATER).
* WHERE...THE EASTERN MA COASTLINE.
* WHEN...UNTIL 2 PM EST MONDAY.
* IMPACTS...SHALLOW POCKETS OF FLOODING LESS THAN ONE FOOT DEEP
AFFECTS 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 WITH
POCKETS OF SHALLOW FLOODING LESS THAN ONE FOOT DEEP. THIS
MAINLY AFFECTS LOW LYING AREAS AND ROADS NEAR EDGARTOWN
HARBOR, INCLUDING THE CHAPPY FERRY DOCK. SHALLOW FLOODING MAY
ALSO APPROACH FIVE CORNERS IN VINEYARD HAVEN.
* ADDITIONAL DETAILS...TWO ADDITIONAL HIGH TIDE CYCLES WILL RESULT
IN POCKETS OF MINOR COASTAL FLOODING. THE FIRST IS VERY LATE
TONIGHT WITH THE SECOND AROUND LUNCHTIME MONDAY. SUB-FREEZING
TEMPERATURES AND VERY COLD ROAD SURFACES COULD ALLOW STORM SURGE
TO FREEZE, PROLONGING IMPACTS AND DELAYING DRAINAGE AFTER HIGH
TIDE PERIODS.
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
-------- --------- --------- --------- ------- --------
01/11 PM 11.1/11.6 1.5/ 2.0 2.2/ 2.7 8 NONE
02/11 AM 11.8/12.3 2.2/ 2.7 1.4/ 1.9 6-7 MINOR
03/12 AM 9.8/10.3 0.2/ 0.7 0.7/ 1.1 4-5 NONE
03/12 PM 10.5/11.0 0.9/ 1.4 0.2/ 0.7 2-3 NONE
04/01 AM 9.3/ 9.8 -0.3/ 0.2 0.1/ 0.6 2 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
-------- --------- --------- --------- ------- --------
01/11 PM 10.2/10.7 0.7/ 1.1 2.2/ 2.7 5 NONE
02/11 AM 10.6/11.1 1.1/ 1.6 1.4/ 1.9 5 NONE
03/12 AM 8.9/ 9.4 -0.7/-0.2 0.7/ 1.1 3 NONE
03/12 PM 9.4/ 9.9 -0.2/ 0.3 0.2/ 0.7 2 NONE
04/01 AM 8.4/ 8.9 -1.1/-0.7 0.1/ 0.6 1 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
-------- --------- --------- --------- ------- --------
01/11 PM 11.8/12.3 1.5/ 2.0 2.2/ 2.7 2 NONE
02/11 AM 12.4/12.9 2.1/ 2.6 1.4/ 1.9 1-2 MINOR
03/12 AM 10.4/10.9 0.1/ 0.6 0.6/ 1.1 1 NONE
03/12 PM 11.1/11.6 0.8/ 1.3 0.2/ 0.7 1 NONE
04/01 AM 10.0/10.5 -0.3/ 0.2 0.1/ 0.6 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
-------- --------- --------- --------- ------- --------
01/11 PM 11.8/12.3 1.9/ 2.3 2.2/ 2.7 2 NONE
02/11 AM 12.3/12.8 2.3/ 2.8 1.4/ 1.9 1 MINOR
03/12 AM 10.4/10.9 0.5/ 1.0 0.6/ 1.1 1 NONE
03/12 PM 11.1/11.6 1.2/ 1.7 0.2/ 0.7 1 NONE
04/01 AM 10.0/10.5 0.1/ 0.6 0.1/ 0.6 1 NONE
GREEN HARBOR
MLLW CATEGORIES - MINOR 11.5 FT, MODERATE 13.5 FT, MAJOR 15.5 FT
MHHW CATEGORIES - MINOR 1.6 FT, MODERATE 3.6 FT, MAJOR 5.6 FT
TOTAL TOTAL DEPARTURE
DAY/TIME TIDE TIDE FROM NORM WAVES FLOOD
FT MLLW FT MHHW FT FT IMPACT
-------- --------- --------- --------- ------- --------
01/11 PM 11.5/12.0 1.6/ 2.0 2.2/ 2.7 7 MINOR
02/11 AM 12.1/12.6 2.2/ 2.7 1.4/ 1.9 5-6 MINOR
03/12 AM 10.1/10.6 0.2/ 0.7 0.6/ 1.1 3 NONE
03/12 PM 10.8/11.3 0.9/ 1.4 0.2/ 0.7 2 NONE
04/01 AM 9.7/10.2 -0.2/ 0.2 0.1/ 0.6 1-2 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
-------- --------- --------- --------- ------- --------
01/11 PM 11.5/12.0 1.8/ 2.2 2.2/ 2.7 8 MINOR
02/11 AM 12.1/12.6 2.3/ 2.8 1.4/ 1.9 6-7 MINOR
03/12 AM 10.1/10.6 0.4/ 0.9 0.6/ 1.1 4 NONE
03/12 PM 10.8/11.3 1.1/ 1.6 0.2/ 0.7 2-3 NONE
04/01 AM 9.7/10.2 0.0/ 0.5 0.1/ 0.6 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
-------- --------- --------- --------- ------- --------
01/08 PM 3.7/ 4.2 1.7/ 2.2 2.0/ 2.5 3 NONE
02/08 AM 4.0/ 4.5 2.1/ 2.6 1.7/ 2.2 3 NONE
02/08 PM 2.6/ 3.1 0.6/ 1.1 0.8/ 1.3 2 NONE
03/09 AM 2.6/ 3.1 0.6/ 1.1 0.4/ 0.9 1-2 NONE
03/09 PM 1.9/ 2.3 -0.2/ 0.3 0.0/ 0.5 1 NONE
04/10 AM 2.2/ 2.7 0.2/ 0.7 0.2/ 0.7 1 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
-------- --------- --------- --------- ------- --------
01/12 PM 7.5/ 8.0 2.2/ 2.7 1.6/ 2.0 7-8 NONE
02/12 AM 7.4/ 7.9 2.2/ 2.7 2.3/ 2.8 9 NONE
02/12 PM 7.4/ 7.9 2.2/ 2.7 1.3/ 1.8 7-8 NONE
03/01 AM 5.7/ 6.2 0.5/ 1.0 0.6/ 1.1 4 NONE
03/01 PM 6.1/ 6.6 0.9/ 1.4 0.1/ 0.6 3 NONE
04/01 AM 5.2/ 5.7 0.1/ 0.6 0.1/ 0.6 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
-------- --------- --------- --------- ------- --------
01/12 PM 6.0/ 6.5 1.5/ 2.0 1.2/ 1.7 6-7 NONE
02/12 AM 6.0/ 6.5 1.5/ 2.0 2.2/ 2.7 8 NONE
02/12 PM 6.1/ 6.6 1.6/ 2.0 1.4/ 1.9 6 NONE
03/01 AM 4.2/ 4.7 -0.2/ 0.2 0.5/ 1.0 3-4 NONE
03/01 PM 4.7/ 5.2 0.2/ 0.7 0.2/ 0.7 2 NONE
04/02 AM 4.0/ 4.5 -0.6/-0.1 0.1/ 0.6 2 NONE
HYANNIS HARBOR
MLLW CATEGORIES - MINOR 5.0 FT, MODERATE 6.5 FT, MAJOR 8.5 FT
MHHW CATEGORIES - MINOR 1.2 FT, MODERATE 2.7 FT, MAJOR 4.7 FT
TOTAL TOTAL DEPARTURE
DAY/TIME TIDE TIDE FROM NORM WAVES FLOOD
FT MLLW FT MHHW FT FT IMPACT
-------- --------- --------- --------- ------- --------
01/12 PM 5.2/ 5.7 1.4/ 1.9 1.1/ 1.6 4-5 MINOR
02/12 AM 5.2/ 5.7 1.5/ 2.0 2.2/ 2.7 4-5 MINOR
02/12 PM 5.6/ 6.1 1.8/ 2.2 1.4/ 1.9 3 MINOR
03/01 AM 3.7/ 4.2 -0.2/ 0.3 0.5/ 1.0 2 NONE
03/01 PM 4.2/ 4.7 0.4/ 0.9 0.2/ 0.7 1 NONE
04/02 AM 3.4/ 3.9 -0.5/ 0.0 0.1/ 0.6 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
-------- --------- --------- --------- ------- --------
01/11 PM 11.7/12.2 1.6/ 2.0 2.2/ 2.7 10 NONE
02/11 AM 12.2/12.7 2.1/ 2.6 1.4/ 1.9 7-8 NONE
03/12 AM 10.3/10.8 0.2/ 0.7 0.6/ 1.1 4 NONE
03/12 PM 10.9/11.4 0.8/ 1.3 0.2/ 0.7 2-3 NONE
04/01 AM 9.9/10.4 -0.2/ 0.2 0.1/ 0.6 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
-------- --------- --------- --------- ------- --------
01/11 PM 12.5/13.0 2.0/ 2.5 2.5/ 3.0 6 NONE
02/11 AM 12.8/13.3 2.2/ 2.7 1.4/ 1.9 4-5 MINOR
03/12 AM 10.9/11.4 0.4/ 0.9 0.6/ 1.1 2-3 NONE
03/12 PM 11.5/12.0 1.0/ 1.5 0.2/ 0.7 2 NONE
04/01 AM 10.4/10.9 -0.2/ 0.3 0.1/ 0.6 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
-------- --------- --------- --------- ------- --------
01/12 PM 10.3/10.8 0.0/ 0.5 1.9/ 2.3 5 NONE
01/11 PM 11.0/11.5 0.7/ 1.1 2.5/ 3.0 6 NONE
02/11 AM 11.3/11.8 1.0/ 1.5 1.4/ 1.9 3-4 NONE
03/12 AM 9.3/ 9.8 -1.1/-0.6 0.6/ 1.1 2 NONE
03/12 PM 10.0/10.5 -0.3/ 0.2 0.2/ 0.7 1 NONE
04/01 AM 8.9/ 9.4 -1.5/-1.0 0.1/ 0.6 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
-------- --------- --------- --------- ------- --------
01/08 PM 5.7/ 6.2 1.4/ 1.9 1.8/ 2.2 3 NONE
02/08 AM 6.2/ 6.7 1.8/ 2.2 1.8/ 2.2 2 NONE
02/09 PM 5.0/ 5.5 0.6/ 1.1 0.9/ 1.4 1 NONE
03/09 AM 4.7/ 5.2 0.4/ 0.9 0.5/ 1.0 1 NONE
03/09 PM 4.0/ 4.5 -0.3/ 0.2 0.1/ 0.6 1 NONE
04/10 AM 4.2/ 4.7 -0.2/ 0.3 0.2/ 0.7 1 NONE
EDGARTOWN
MLLW CATEGORIES - MINOR 4.0 FT, MODERATE 5.0 FT, MAJOR 7.0 FT
MHHW CATEGORIES - MINOR 1.3 FT, MODERATE 2.3 FT, MAJOR 4.3 FT
TOTAL TOTAL DEPARTURE
DAY/TIME TIDE TIDE FROM NORM WAVES FLOOD
FT MLLW FT MHHW FT FT IMPACT
-------- --------- --------- --------- ------- --------
02/12 AM 4.2/ 4.7 1.6/ 2.0 2.2/ 2.7 4 MINOR
02/11 AM 4.2/ 4.7 1.6/ 2.0 1.5/ 2.0 3-4 MINOR
03/12 AM 2.7/ 3.2 0.1/ 0.6 0.6/ 1.1 2-3 NONE
03/01 PM 2.8/ 3.4 0.2/ 0.7 0.2/ 0.7 2 NONE
04/01 AM 2.3/ 2.8 -0.3/ 0.2 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
-------- --------- --------- --------- ------- --------
01/11 PM 3.7/ 4.2 1.8/ 2.2 2.2/ 2.7 3 NONE
02/11 AM 3.4/ 3.9 1.4/ 1.9 1.5/ 2.0 3 NONE
03/12 AM 2.2/ 2.7 0.2/ 0.7 0.5/ 1.0 2 NONE
03/12 PM 2.1/ 2.6 0.1/ 0.6 0.2/ 0.7 1 NONE
04/01 AM 1.8/ 2.2 -0.2/ 0.2 0.1/ 0.6 1 NONE
FRANK
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