One product issued by NWS for:
Coastal Flood Statement
Coastal Hazard Message
National Weather Service Boston/Norton MA
940 AM EST Thu Nov 12 2026
MAZ022-024-130345-
/O.NEW.KBOX.CF.S.0006.261113T1700Z-261113T2300Z/
Barnstable MA-Nantucket MA-
940 AM EST Thu Nov 12 2026
...COASTAL FLOOD STATEMENT IN EFFECT FRIDAY AFTERNOON...
* WHAT...Up to one half foot of inundation above ground level
expected in low-lying areas near shorelines and tidal
waterways (3.2 to 11.6 feet Mean Lower Low Water).
* WHERE...Barnstable MA and Nantucket MA Counties.
* WHEN...Friday afternoon.
* 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.
* ADDITIONAL DETAILS...Splashover and very minor coastal flooding
are possible during the Friday afternoon high tide along north
facing beaches on Cape Cod Bay as well as Nantucket sound. No
significant impacts are expected and any splashover/very minor
coastal flooding will be quite short-lived, no more than an hour
on either side of high tide.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Do not drive through flooded roadways.
&&
&&
Time of high total tides are approximate to the nearest hour.
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
-------- --------- --------- --------- ------- --------
12/09 AM 3.2/ 3.7 1.2/ 1.7 1.1/ 1.6 2-3 None
12/10 PM 2.7/ 3.2 0.7/ 1.1 1.3/ 1.8 3 None
13/10 AM 3.1/ 3.6 1.1/ 1.6 1.1/ 1.6 3 None
13/11 PM 2.6/ 3.1 0.6/ 1.1 1.3/ 1.8 3 None
14/11 AM 2.7/ 3.2 0.7/ 1.1 0.8/ 1.3 2 None
14/11 PM 1.8/ 2.2 -0.2/ 0.2 0.6/ 1.1 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
-------- --------- --------- --------- ------- --------
12/02 PM 6.2/ 6.7 1.0/ 1.5 0.8/ 1.3 2-3 None
13/02 AM 5.7/ 6.2 0.6/ 1.1 1.4/ 1.9 4-5 None
13/02 PM 6.8/ 7.3 1.6/ 2.0 1.5/ 2.0 5 None
14/03 AM 5.2/ 5.7 0.1/ 0.6 1.1/ 1.6 5 None
14/03 PM 6.0/ 6.5 0.8/ 1.3 0.9/ 1.4 4 None
15/04 AM 4.7/ 5.2 -0.5/ 0.0 0.7/ 1.1 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
-------- --------- --------- --------- ------- --------
12/02 PM 5.0/ 5.5 0.5/ 1.0 0.8/ 1.3 2-3 None
13/02 AM 4.5/ 5.0 0.0/ 0.5 1.3/ 1.8 4 None
13/02 PM 5.2/ 5.7 0.8/ 1.3 1.3/ 1.8 4 None
14/03 AM 4.2/ 4.7 -0.3/ 0.2 1.1/ 1.6 4 None
14/02 PM 4.7/ 5.2 0.2/ 0.8 0.9/ 1.4 3-4 None
15/04 AM 3.7/ 4.2 -0.8/-0.2 0.6/ 1.1 3 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
-------- --------- --------- --------- ------- --------
12/02 PM 4.5/ 5.0 0.7/ 1.1 0.9/ 1.4 2-3 None
13/02 AM 3.9/ 4.4 0.1/ 0.6 1.3/ 1.8 3 None
13/03 PM 4.7/ 5.2 1.0/ 1.5 1.3/ 1.8 3 Minor
14/03 AM 3.7/ 4.2 -0.2/ 0.3 1.1/ 1.6 3 None
14/03 PM 4.2/ 4.7 0.5/ 1.0 0.9/ 1.4 2 None
15/04 AM 3.1/ 3.6 -0.8/-0.2 0.5/ 1.0 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
-------- --------- --------- --------- ------- --------
12/01 PM 10.3/10.8 0.2/ 0.7 0.7/ 1.1 2-3 None
13/02 AM 9.6/10.1 -0.6/-0.1 1.3/ 1.8 5 None
13/02 PM 10.6/11.1 0.5/ 1.0 1.3/ 1.8 6-7 None
14/02 AM 9.2/ 9.7 -1.0/-0.5 1.1/ 1.6 6 None
14/02 PM 9.8/10.3 -0.3/ 0.2 0.8/ 1.3 4 None
15/03 AM 8.8/ 9.3 -1.4/-0.9 0.7/ 1.1 3 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
-------- --------- --------- --------- ------- --------
12/01 PM 10.8/11.3 0.2/ 0.8 0.7/ 1.1 2-3 None
13/01 AM 10.2/10.7 -0.3/ 0.2 1.5/ 2.0 3 None
13/01 PM 11.4/11.9 0.9/ 1.4 1.7/ 2.2 3-4 None
14/02 AM 9.8/10.3 -0.8/-0.2 1.2/ 1.7 3-4 None
14/02 PM 10.4/10.9 -0.2/ 0.3 0.9/ 1.4 3 None
15/03 AM 9.2/ 9.7 -1.4/-0.9 0.8/ 1.3 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
-------- --------- --------- --------- ------- --------
12/01 PM 9.3/ 9.8 -1.1/-0.6 0.8/ 1.3 2-3 None
13/01 AM 8.9/ 9.4 -1.5/-1.0 1.7/ 2.2 3 None
13/01 PM 9.9/10.4 -0.5/ 0.0 1.7/ 2.2 3-4 None
14/02 AM 8.3/ 8.8 -2.0/-1.6 1.2/ 1.7 3-4 None
14/02 PM 8.9/ 9.4 -1.5/-1.0 0.9/ 1.4 3 None
15/03 AM 7.6/ 8.1 -2.7/-2.2 0.7/ 1.1 2 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
-------- --------- --------- --------- ------- --------
12/10 AM 4.9/ 5.4 0.5/ 1.0 0.9/ 1.4 1-2 None
12/10 PM 4.2/ 4.7 -0.2/ 0.2 1.0/ 1.5 3 None
13/10 AM 4.5/ 5.0 0.1/ 0.6 0.8/ 1.3 3 None
13/11 PM 4.6/ 5.1 0.2/ 0.7 1.4/ 1.9 3 None
14/11 AM 4.4/ 4.9 0.0/ 0.5 0.8/ 1.3 2 None
15/12 AM 3.7/ 4.2 -0.8/-0.2 0.6/ 1.1 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
-------- --------- --------- --------- ------- --------
12/02 PM 4.4/ 4.9 0.8/ 1.3 0.9/ 1.4 3 None
13/02 AM 3.7/ 4.2 0.2/ 0.7 1.3/ 1.8 4 None
13/02 PM 4.7/ 5.2 1.2/ 1.7 1.4/ 1.9 4-5 Minor
14/03 AM 3.6/ 4.1 0.0/ 0.5 1.1/ 1.6 4-5 None
14/03 PM 4.2/ 4.7 0.7/ 1.1 0.9/ 1.4 4 None
15/04 AM 3.2/ 3.7 -0.5/ 0.0 0.6/ 1.1 3 None
&&
$$
Frank