National Weather Service Text Product Display

Coastal Flood Warnings/Watches/Statements
Issued by NWS Boston, MA
Versions: 1 2
000
WHUS41 KBOX 011338
CFWBOX

Coastal Hazard Message
National Weather Service Boston/Norton MA
838 AM EST Mon Mar 1 2021

MAZ007-015-016-019-022-011900-
/O.NEW.KBOX.CF.S.0003.210301T1600Z-210301T1900Z/
Eastern Essex MA-Suffolk MA-Eastern Norfolk MA-
Eastern Plymouth MA-Barnstable MA-
838 AM EST Mon Mar 1 2021

* WHAT...Up to one half foot of inundation above ground level
  expected in low-lying areas near shorelines and tidal
  waterways (3.3 to 12.6 feet Mean Lower Low Water).

* WHERE...Eastern Massachusetts Coast including bay side
  of Cape Cod.

* WHEN...11 AM until 2 PM EST this afternoon.

* IMPACTS...Shallow ponding of water on vulnerable 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.

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
 --------  ---------  ---------  ---------  -------  --------
 01/01 PM   9.9/10.4   0.4/ 0.9   0.7/ 1.1     1       None
 02/01 AM   8.5/ 9.0  -1.1/-0.6  -0.7/-0.2     1       None
 02/02 PM   8.3/ 8.8  -1.3/-0.8  -0.9/-0.4     1       None
 03/02 AM   8.9/ 9.4  -0.7/-0.2  -0.5/ 0.0     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
 --------  ---------  ---------  ---------  -------  --------
 01/01 PM  11.4/11.9   1.9/ 2.3   0.8/ 1.3    4-5     Minor
 02/01 AM   9.8/10.3   0.2/ 0.8  -0.6/-0.1    5-6      None
 02/01 PM   9.6/10.1   0.1/ 0.6  -0.9/-0.4    5-6      None
 03/02 AM  10.0/10.5   0.5/ 1.0  -0.5/ 0.0    2-3      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
 --------  ---------  ---------  ---------  -------  --------
 01/01 PM  12.0/12.5   2.1/ 2.6   0.8/ 1.3    1-2      None
 02/01 AM  10.2/10.7   0.2/ 0.8  -0.7/-0.2     2       None
 02/01 PM  10.1/10.6   0.2/ 0.7  -0.9/-0.4     2       None
 03/02 AM  10.5/11.0   0.6/ 1.1  -0.5/ 0.0     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
 --------  ---------  ---------  ---------  -------  --------
 01/01 PM  11.8/12.3   1.7/ 2.2   0.7/ 1.1    1-2      None
 02/01 AM  10.2/10.7   0.1/ 0.6  -0.7/-0.2     2       None
 02/01 PM  10.1/10.6   0.0/ 0.5  -0.9/-0.4     2       None
 03/02 AM  10.5/11.0   0.4/ 0.9  -0.5/ 0.0     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
 --------  ---------  ---------  ---------  -------  --------
 01/01 PM  11.3/11.8   1.6/ 2.0   0.8/ 1.3     3      Minor
 02/01 AM  10.0/10.5   0.2/ 0.8  -0.3/ 0.2    5-6      None
 02/01 PM   9.7/10.2   0.0/ 0.5  -0.8/-0.2    5-6      None
 03/02 AM  10.2/10.7   0.5/ 1.0  -0.3/ 0.2     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
 --------  ---------  ---------  ---------  -------  --------

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
 --------  ---------  ---------  ---------  -------  --------
 01/09 AM   5.4/ 5.9   1.0/ 1.5   0.9/ 1.4     1       None
 01/10 PM   5.1/ 5.6   0.7/ 1.1   0.4/ 0.9     3       None
 02/10 AM   3.7/ 4.2  -0.8/-0.2  -0.7/-0.2     3       None
 02/11 PM   4.2/ 4.7  -0.2/ 0.3  -0.5/ 0.0     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
 --------  ---------  ---------  ---------  -------  --------
 01/01 PM  12.0/12.5   1.9/ 2.3   0.9/ 1.4    1-2      None
 02/01 AM  10.9/11.4   0.8/ 1.3   0.0/ 0.5     3       None
 02/02 PM  10.3/10.8   0.2/ 0.7  -0.7/-0.2     3       None
 03/02 AM  10.8/11.3   0.7/ 1.1  -0.2/ 0.2    3-4      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
 --------  ---------  ---------  ---------  -------  --------
 01/10 AM   3.5/ 4.0   1.5/ 2.0   1.0/ 1.5    1-2      None
 01/10 PM   2.7/ 3.2   0.8/ 1.3   0.1/ 0.6     3       None
 02/10 AM   2.0/ 2.5   0.0/ 0.5  -0.6/-0.1    3-4      None
 02/11 PM   2.2/ 2.7   0.2/ 0.8  -0.5/ 0.0    2-3      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
 --------  ---------  ---------  ---------  -------  --------
 01/01 PM  12.4/12.9   1.9/ 2.3   1.0/ 1.5    1-2      None
 02/01 AM  11.6/12.1   1.1/ 1.6   0.4/ 0.9    4-5      None
 02/02 PM  10.8/11.3   0.2/ 0.8  -0.5/ 0.0     5       None
 03/02 AM  11.4/11.9   0.9/ 1.4   0.0/ 0.5    2-3      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
 --------  ---------  ---------  ---------  -------  --------
 01/01 PM   6.2/ 6.7  -1.6/-1.1   0.9/ 1.4     4       None
 02/02 AM   4.9/ 5.4  -2.8/-2.3  -0.3/ 0.2    5-6      None
 02/02 PM   4.5/ 5.0  -3.2/-2.7  -0.7/-0.2    6-7      None
 03/03 AM   5.2/ 5.7  -2.6/-2.1  -0.2/ 0.3    4-5      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
 --------  ---------  ---------  ---------  -------  --------
 01/01 PM  10.8/11.3   0.5/ 1.0   1.0/ 1.5    1-2      None
 02/01 AM   9.6/10.1  -0.8/-0.2  -0.2/ 0.3    5-7      None
 02/01 PM   9.0/ 9.5  -1.4/-0.9  -0.7/-0.2    6-7      None
 03/02 AM   9.6/10.1  -0.8/-0.2  -0.2/ 0.2     3       None

&&

$$
National Weather Service National Headquarters
