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Marine Coastal Hazard Message - Issued When Needed
Check the date
Expires:202404120900;Remove:202404120900;599348
WHUS41 KBOX 120641
CFWBOX
Coastal Hazard Message
National Weather Service Boston/Norton MA
241 AM EDT Fri Apr 12 2024
MAZ007-015-016-019-022>024-120900-
/O.CON.KBOX.CF.S.0013.000000T0000Z-240412T0900Z/
Eastern Essex MA-Suffolk MA-Eastern Norfolk MA-
Eastern Plymouth MA-Barnstable MA-Dukes MA-Nantucket MA-
241 AM EDT Fri Apr 12 2024
...COASTAL FLOOD STATEMENT REMAINS IN EFFECT UNTIL 5 AM EDT EARLY
THIS MORNING...
* WHAT...Up to one foot of inundation above ground level in low-
lying areas near shorelines and tidal waterways (2.7 to 12.6
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...Until 5 AM EDT early this morning.
* IMPACTS...Roads remain passable. Shallow pockets of flooding
less than one foot deep affect more vulnerable coastal roads
along the North Shore from Salem and Gloucester to
Newburyport. Rough surf will likely cause some splashover 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
-------- --------- --------- --------- ------- --------
12/02 AM 11.5/12.0 2.0/ 2.5 0.8/ 1.3 5-6 Minor
12/03 PM 9.8/10.3 0.2/ 0.8 0.5/ 1.0 9-10 None
13/03 AM 10.3/10.8 0.8/ 1.3 0.1/ 0.6 6 None
13/04 PM 8.7/ 9.2 -0.9/-0.4 0.0/ 0.5 5 None
14/04 AM 9.5/10.0 0.0/ 0.5 -0.2/ 0.3 4 None
14/05 PM 8.5/ 9.0 -1.1/-0.6 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
-------- --------- --------- --------- ------- --------
12/03 AM 10.3/10.8 0.8/ 1.3 0.6/ 1.1 5 None
12/03 PM 8.8/ 9.3 -0.8/-0.2 0.5/ 1.0 9 None
13/03 AM 9.6/10.1 0.1/ 0.6 0.2/ 0.7 6 None
13/04 PM 7.8/ 8.3 -1.8/-1.3 0.0/ 0.5 5 None
14/04 AM 8.8/ 9.3 -0.8/-0.2 -0.2/ 0.3 4 None
14/05 PM 7.7/ 8.2 -1.9/-1.4 0.2/ 0.8 3 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
-------- --------- --------- --------- ------- --------
12/02 AM 12.2/12.7 2.1/ 2.6 1.1/ 1.6 2 None
12/03 PM 10.4/10.9 0.2/ 0.8 0.7/ 1.1 2 None
13/03 AM 11.1/11.6 1.0/ 1.5 0.5/ 1.0 2 None
13/04 PM 9.3/ 9.8 -0.9/-0.4 0.2/ 0.7 2 None
14/04 AM 10.3/10.8 0.2/ 0.7 0.2/ 0.8 2 None
14/05 PM 8.9/ 9.4 -1.3/-0.8 0.2/ 0.8 2 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
-------- --------- --------- --------- ------- --------
12/02 AM 12.3/12.8 2.3/ 2.8 1.2/ 1.7 2 Minor
12/03 PM 10.4/10.9 0.5/ 1.0 0.7/ 1.1 2 None
13/03 AM 11.0/11.5 1.1/ 1.6 0.5/ 1.0 2 None
13/04 PM 9.3/ 9.8 -0.7/-0.2 0.2/ 0.7 2 None
14/04 AM 10.1/10.6 0.2/ 0.7 0.2/ 0.7 2 None
14/05 PM 8.8/ 9.3 -1.1/-0.7 0.2/ 0.8 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
-------- --------- --------- --------- ------- --------
12/02 AM 11.9/12.4 2.2/ 2.7 0.9/ 1.4 4-5 Minor
12/03 PM 10.0/10.5 0.2/ 0.8 0.6/ 1.1 7-8 None
13/03 AM 10.9/11.4 1.2/ 1.7 0.4/ 0.9 4 None
13/04 PM 9.1/ 9.6 -0.7/-0.2 0.2/ 0.7 4 None
14/04 AM 10.2/10.7 0.5/ 1.0 0.2/ 0.7 3 None
14/05 PM 8.8/ 9.3 -1.0/-0.5 0.4/ 0.9 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
-------- --------- --------- --------- ------- --------
12/11 AM 2.7/ 3.2 0.8/ 1.3 0.8/ 1.3 7-8 None
13/12 AM 2.7/ 3.2 0.7/ 1.1 0.1/ 0.6 6 None
13/01 PM 1.6/ 2.0 -0.5/ 0.0 -0.6/-0.1 5 None
14/01 AM 2.0/ 2.5 0.0/ 0.5 -0.3/ 0.2 4 None
14/02 PM 1.9/ 2.3 -0.2/ 0.3 0.0/ 0.5 3 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
-------- --------- --------- --------- ------- --------
12/03 AM 6.2/ 6.7 -1.6/-1.1 0.2/ 0.8 4-6 None
12/04 PM 4.9/ 5.4 -2.8/-2.3 0.1/ 0.6 9 None
13/04 AM 5.7/ 6.2 -2.0/-1.6 0.1/ 0.6 6-7 None
13/05 PM 4.4/ 4.9 -3.4/-2.8 -0.2/ 0.3 5-6 None
14/05 AM 5.1/ 5.6 -2.7/-2.2 -0.2/ 0.2 4-5 None
14/06 PM 4.0/ 4.5 -3.7/-3.2 -0.2/ 0.3 3-4 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
-------- --------- --------- --------- ------- --------
12/03 AM 5.4/ 5.9 0.9/ 1.4 0.7/ 1.1 3-4 None
12/04 PM 3.9/ 4.4 -0.7/-0.2 0.2/ 0.7 6-7 None
13/04 AM 4.7/ 5.2 0.2/ 0.8 0.2/ 0.7 5 None
13/05 PM 3.4/ 3.9 -1.1/-0.7 -0.2/ 0.3 4 None
14/05 AM 4.2/ 4.7 -0.3/ 0.2 -0.2/ 0.2 3 None
14/06 PM 3.2/ 3.7 -1.3/-0.8 0.0/ 0.5 2-3 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
-------- --------- --------- --------- ------- --------
12/02 AM 11.8/12.3 1.7/ 2.2 0.6/ 1.1 4-5 None
12/03 PM 10.4/10.9 0.2/ 0.8 0.6/ 1.1 7-8 None
13/03 AM 11.2/11.7 1.1/ 1.6 0.5/ 1.0 2-5 None
13/04 PM 9.5/10.0 -0.7/-0.2 0.2/ 0.8 3 None
14/04 AM 10.5/11.0 0.4/ 0.9 0.2/ 0.8 3 None
14/05 PM 9.1/ 9.6 -1.1/-0.6 0.4/ 0.9 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
-------- --------- --------- --------- ------- --------
12/02 AM 12.4/12.9 1.9/ 2.3 0.5/ 1.0 3-4 None
12/03 PM 10.6/11.1 0.1/ 0.6 0.2/ 0.8 5 None
13/03 AM 11.7/12.2 1.2/ 1.7 0.4/ 0.9 3-4 None
13/04 PM 10.0/10.5 -0.6/-0.1 0.2/ 0.8 3 None
14/04 AM 11.1/11.6 0.6/ 1.1 0.4/ 0.9 3 None
14/05 PM 9.5/10.0 -1.1/-0.6 0.4/ 0.9 2 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
-------- --------- --------- --------- ------- --------
12/02 AM 11.4/11.9 1.1/ 1.6 1.2/ 1.7 4-5 None
12/03 PM 9.8/10.3 -0.6/-0.1 1.1/ 1.6 6-7 None
13/03 AM 10.6/11.1 0.2/ 0.8 0.9/ 1.4 4 None
13/04 PM 9.0/ 9.5 -1.4/-0.9 0.8/ 1.3 5 None
14/04 AM 9.9/10.4 -0.5/ 0.0 0.8/ 1.3 4 None
14/05 PM 8.3/ 8.8 -2.0/-1.6 0.7/ 1.1 2-3 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
-------- --------- --------- --------- ------- --------
12/02 AM 4.2/ 4.7 -0.2/ 0.3 2.2/ 2.7 3-4 None
12/12 PM 5.0/ 5.5 0.6/ 1.1 1.1/ 1.6 7 None
13/12 AM 4.7/ 5.2 0.4/ 0.9 0.4/ 0.9 5-6 None
13/12 PM 3.6/ 4.1 -0.9/-0.4 0.0/ 0.5 4 None
14/01 AM 4.0/ 4.5 -0.3/ 0.2 0.1/ 0.6 3-4 None
14/01 PM 4.0/ 4.5 -0.3/ 0.2 0.8/ 1.3 2 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
-------- --------- --------- --------- ------- --------
12/03 AM 3.7/ 4.2 3.0/ 3.5 1.1/ 1.6 4-6 Minor
12/03 PM 2.0/ 2.5 1.2/ 1.7 0.2/ 0.7 8 None
13/04 AM 2.7/ 3.2 2.0/ 2.5 0.2/ 0.7 6 None
13/05 PM 1.6/ 2.0 0.8/ 1.3 -0.2/ 0.2 3 None
14/05 AM 2.5/ 3.0 1.7/ 2.2 0.0/ 0.5 2 None
14/06 PM 1.8/ 2.2 1.0/ 1.5 0.0/ 0.5 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
-------- --------- --------- --------- ------- --------
12/02 AM 3.1/ 3.6 1.1/ 1.6 1.3/ 1.8 4-5 None
12/02 PM 1.9/ 2.3 -0.2/ 0.3 0.5/ 1.0 7 None
13/04 AM 2.1/ 2.6 0.1/ 0.6 0.2/ 0.8 5 None
13/04 PM 1.2/ 1.7 -0.9/-0.4 -0.3/ 0.2 5 None
14/05 AM 1.6/ 2.0 -0.5/ 0.0 0.0/ 0.5 3-4 None
14/05 PM 1.3/ 1.8 -0.8/-0.2 -0.2/ 0.3 2-3 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
-------- --------- --------- --------- ------- --------
12/03 AM 4.7/ 5.2 1.1/ 1.6 1.0/ 1.5 4-6 None
12/04 PM 3.0/ 3.5 -0.7/-0.2 0.2/ 0.7 9 None
13/04 AM 4.0/ 4.5 0.4/ 0.9 0.4/ 0.9 7 None
13/05 PM 2.7/ 3.2 -0.9/-0.4 0.1/ 0.6 6 None
14/05 AM 3.6/ 4.1 0.0/ 0.5 0.2/ 0.7 4-5 None
14/06 PM 2.8/ 3.4 -0.8/-0.2 0.2/ 0.8 3-4 None
&&
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