Marine Coastal Hazard Message - Issued When Needed Check the date
Expires:202301231900;Remove:202301231900;084000
WHUS41 KBOX 230822
CFWBOX
Coastal Hazard Message
National Weather Service Boston/Norton MA
322 AM EST Mon Jan 23 2023
MAZ007-015-016-019-231900-
/O.CON.KBOX.CF.Y.0003.230123T1500Z-230123T1900Z/
Eastern Essex MA-Suffolk MA-Eastern Norfolk MA-
Eastern Plymouth MA-
322 AM EST Mon Jan 23 2023
...COASTAL FLOOD ADVISORY REMAINS IN EFFECT FROM 10 AM THIS
MORNING TO 2 PM EST THIS AFTERNOON...
* WHAT...Up to one foot of inundation above ground level
expected in low-lying areas near shorelines and tidal
waterways (10.9 to 12.8 feet Mean Lower Low Water).
* WHERE...Eastern Essex MA, Suffolk MA, Eastern Norfolk MA and
Eastern Plymouth MA Counties.
* WHEN...From 10 AM this morning to 2 PM EST this afternoon.
* IMPACTS...Minor coastal flooding occurs along Morrissey
Boulevard in Boston. Coastal flooding is expected along the
North Shore from Gloucester to Newburyport. Wave action will
likely cause some washover onto coastal roads around the time
of high tide.
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 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
-------- --------- --------- --------- ------- --------
23/12 PM 12.1/12.6 2.6/ 3.1 0.8/ 1.3 6 Minor
24/01 AM 9.4/ 9.9 -0.2/ 0.3 -0.6/-0.1 4-5 None
24/01 PM 10.5/11.0 1.0/ 1.5 -0.7/-0.2 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
-------- --------- --------- --------- ------- --------
23/12 PM 10.7/11.2 1.2/ 1.7 0.8/ 1.3 4 Minor
24/01 AM 8.1/ 8.6 -1.5/-1.0 -0.6/-0.1 3 None
24/01 PM 9.2/ 9.7 -0.3/ 0.2 -0.7/-0.2 2-3 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
-------- --------- --------- --------- ------- --------
23/12 PM 12.6/13.1 2.5/ 3.0 0.8/ 1.3 2 Minor
24/01 AM 9.8/10.3 -0.3/ 0.2 -0.6/-0.1 2 None
24/01 PM 11.0/11.5 0.9/ 1.4 -0.7/-0.2 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
-------- --------- --------- --------- ------- --------
23/12 PM 12.6/13.1 2.7/ 3.2 0.7/ 1.1 2 Minor
24/01 AM 9.9/10.4 0.0/ 0.5 -0.6/-0.1 2 None
24/01 PM 11.1/11.6 1.2/ 1.7 -0.7/-0.2 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
-------- --------- --------- --------- ------- --------
23/12 PM 12.0/12.5 2.2/ 2.7 0.6/ 1.1 5 Minor
24/01 AM 9.4/ 9.9 -0.3/ 0.2 -0.6/-0.1 3-4 None
24/01 PM 10.5/11.0 0.8/ 1.3 -0.8/-0.2 2-3 None
&&
$$
