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Marine Coastal Hazard Message - Issued When Needed
Check the date
Expires:202010191600;Remove:202010191600;525464
WHUS41 KBOX 190800
CFWBOX
Coastal Hazard Message
National Weather Service Boston/Norton MA
400 AM EDT Mon Oct 19 2020
MAZ007-015-016-019-022>024-191600-
/O.CON.KBOX.CF.S.0011.201019T1600Z-201019T1900Z/
Eastern Essex MA-Suffolk MA-Eastern Norfolk MA-
Eastern Plymouth MA-Barnstable MA-Dukes MA-Nantucket MA-
400 AM EDT Mon Oct 19 2020
* WHAT...Up to one foot of inundation above ground level
expected in low-lying areas near shorelines and tidal
waterways (2.7 to 13.6 feet Mean Lower Low Water).
* WHERE...Eastern Norfolk MA, Eastern Plymouth MA, Suffolk MA,
Eastern Essex MA, Barnstable MA, Dukes MA and Nantucket MA
Counties.
* WHEN...Today from noon to 3 PM EDT.
* IMPACTS...Some water on low lying roads and property.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Do not drive through flooded roadways.
&&
&&
Time of high total tides are approximate to the nearest hour.
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
-------- --------- --------- --------- ------- --------
19/02 AM 9.5/10.0 0.0/ 0.5 0.2/ 0.7 1 None
19/02 PM 10.4/10.9 0.9/ 1.4 0.2/ 0.7 1 None
20/03 AM 9.2/ 9.7 -0.3/ 0.2 0.2/ 0.7 1 None
20/03 PM 10.2/10.7 0.7/ 1.1 0.2/ 0.7 1 None
21/03 AM 8.8/ 9.3 -0.8/-0.2 0.2/ 0.7 1 None
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
-------- --------- --------- --------- ------- --------
19/01 AM 11.0/11.5 1.5/ 2.0 0.4/ 0.9 2 None
19/02 PM 11.6/12.1 2.1/ 2.6 0.2/ 0.7 3 Minor
20/02 AM 10.5/11.0 1.0/ 1.5 0.2/ 0.8 3 None
20/03 PM 11.4/11.9 1.9/ 2.3 0.2/ 0.8 4 Minor
21/03 AM 9.9/10.4 0.4/ 0.9 0.2/ 0.7 4 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
-------- --------- --------- --------- ------- --------
19/01 AM 11.4/11.9 1.5/ 2.0 0.4/ 0.9 1 None
19/02 PM 12.2/12.7 2.2/ 2.7 0.2/ 0.8 1 Minor
20/02 AM 10.9/11.4 1.0/ 1.5 0.2/ 0.8 1 None
20/03 PM 12.0/12.5 2.1/ 2.6 0.4/ 0.9 1 None
21/03 AM 10.3/10.8 0.4/ 0.9 0.2/ 0.8 1 None
Boston Harbor
MLLW Categories - Minor 12.5 ft, Moderate 14.5 ft, Major 16.0 ft
MHHW Categories - Minor 2.4 ft, Moderate 4.4 ft, Major 5.9 ft
Total Total Departure
Day/Time Tide Tide from Norm Waves Flood
ft MLLW ft MHHW ft ft Impact
-------- --------- --------- --------- ------- --------
19/01 AM 11.3/11.8 1.2/ 1.7 0.2/ 0.7 1 None
19/02 PM 12.1/12.6 2.0/ 2.5 0.2/ 0.7 1 Minor
20/02 AM 10.9/11.4 0.8/ 1.3 0.2/ 0.7 1 None
20/03 PM 11.8/12.3 1.7/ 2.2 0.2/ 0.7 1 None
21/03 AM 10.3/10.8 0.2/ 0.7 0.2/ 0.7 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
-------- --------- --------- --------- ------- --------
19/01 AM 10.7/11.2 1.0/ 1.5 0.2/ 0.7 2 None
19/02 PM 11.7/12.2 2.0/ 2.5 0.2/ 0.7 2 Minor
20/02 AM 10.3/10.8 0.6/ 1.1 0.2/ 0.7 2 None
20/03 PM 11.4/11.9 1.7/ 2.2 0.2/ 0.7 3 Minor
21/03 AM 9.9/10.4 0.2/ 0.7 0.2/ 0.7 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
-------- --------- --------- --------- ------- --------
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
-------- --------- --------- --------- ------- --------
18/10 PM 5.4/ 5.9 1.0/ 1.5 0.6/ 1.1 1 None
19/10 AM 5.9/ 6.4 1.5/ 2.0 0.5/ 1.0 1 None
19/11 PM 5.1/ 5.6 0.7/ 1.1 0.5/ 1.0 1 None
20/11 AM 5.6/ 6.1 1.2/ 1.7 0.5/ 1.0 1 None
21/12 AM 4.7/ 5.2 0.2/ 0.8 0.4/ 0.9 1 None
21/12 PM 5.2/ 5.7 0.9/ 1.4 0.5/ 1.0 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
-------- --------- --------- --------- ------- --------
19/02 AM 11.5/12.0 1.4/ 1.9 0.4/ 0.9 2 None
19/02 PM 12.2/12.7 2.1/ 2.6 0.2/ 0.8 2 None
20/02 AM 11.0/11.5 0.9/ 1.4 0.4/ 0.9 2 None
20/03 PM 12.0/12.5 1.9/ 2.3 0.4/ 0.9 2-3 None
21/03 AM 10.4/10.9 0.2/ 0.8 0.2/ 0.8 2-3 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
-------- --------- --------- --------- ------- --------
18/10 PM 3.1/ 3.6 1.1/ 1.6 0.2/ 0.8 1 None
19/11 AM 3.5/ 4.0 1.5/ 2.0 0.2/ 0.7 1 None
19/11 PM 2.7/ 3.2 0.7/ 1.1 0.1/ 0.6 1 None
20/11 AM 3.2/ 3.7 1.2/ 1.7 0.2/ 0.7 1 None
21/12 AM 2.5/ 3.0 0.5/ 1.0 0.1/ 0.6 1 None
21/12 PM 2.8/ 3.4 0.9/ 1.4 0.1/ 0.6 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
-------- --------- --------- --------- ------- --------
19/01 AM 12.1/12.6 1.6/ 2.0 0.6/ 1.1 1 None
19/02 PM 12.9/13.4 2.3/ 2.8 0.4/ 0.9 2 Minor
20/02 AM 11.7/12.2 1.2/ 1.7 0.5/ 1.0 1-2 None
20/03 PM 12.8/13.3 2.2/ 2.7 0.5/ 1.0 2 Minor
21/03 AM 11.1/11.6 0.6/ 1.1 0.4/ 0.9 1-2 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
-------- --------- --------- --------- ------- --------
19/02 AM 5.7/ 6.2 -2.0/-1.6 0.4/ 0.9 3 None
19/03 PM 6.2/ 6.8 -1.5/-1.0 0.2/ 0.8 3 None
20/03 AM 5.5/ 6.0 -2.2/-1.8 0.4/ 0.9 3 None
20/03 PM 6.2/ 6.8 -1.5/-1.0 0.4/ 0.9 3 None
21/04 AM 5.2/ 5.7 -2.6/-2.1 0.2/ 0.8 3 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
-------- --------- --------- --------- ------- --------
19/01 AM 10.3/10.8 0.0/ 0.5 0.5/ 1.0 1 None
19/02 PM 11.1/11.6 0.8/ 1.3 0.4/ 0.9 1 None
20/02 AM 10.0/10.5 -0.3/ 0.2 0.5/ 1.0 1 None
20/03 PM 10.8/11.3 0.5/ 1.0 0.4/ 0.9 2 None
21/03 AM 9.4/ 9.9 -1.0/-0.5 0.4/ 0.9 2 None
Vineyard Haven
MLLW Categories - Minor 5.0 ft, Moderate 6.5 ft, Major 8.5 ft
MHHW Categories - Minor 3.0 ft, Moderate 4.5 ft, Major 6.5 ft
Total Total Departure
Day/Time Tide Tide from Norm Waves Flood
ft MLLW ft MHHW ft ft Impact
-------- --------- --------- --------- ------- --------
19/02 AM 1.9/ 2.3 -0.2/ 0.3 0.0/ 0.5 1 None
19/02 PM 2.2/ 2.7 0.2/ 0.7 0.0/ 0.5 1 None
20/02 AM 1.8/ 2.2 -0.2/ 0.2 0.0/ 0.5 1 None
20/03 PM 2.1/ 2.6 0.1/ 0.6 0.0/ 0.5 1 None
21/03 AM 1.7/ 2.2 -0.3/ 0.2 0.0/ 0.5 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
-------- --------- --------- --------- ------- --------
19/02 AM 3.6/ 4.1 0.0/ 0.5 0.2/ 0.8 2 None
19/03 PM 4.2/ 4.7 0.7/ 1.1 0.2/ 0.8 2 None
20/03 AM 3.6/ 4.1 0.0/ 0.5 0.4/ 0.9 2 None
20/04 PM 4.2/ 4.7 0.7/ 1.1 0.2/ 0.8 2 None
21/04 AM 3.2/ 3.7 -0.5/ 0.0 0.2/ 0.7 2 None
&&
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