Coastal Flood Warnings/Watches/Statements
Issued by NWS Portland, ME
Issued by NWS Portland, ME
455
WHUS41 KGYX 212356
CFWGYX
Coastal Hazard Message
National Weather Service Gray ME
756 PM EDT Thu Aug 21 2025
MEZ023>027-NHZ014-220800-
/O.CAN.KGYX.RP.S.0001.000000T0000Z-250822T0000Z/
/O.CON.KGYX.SU.Y.0002.250822T1000Z-250824T0000Z/
/O.CON.KGYX.CF.Y.0002.250823T0200Z-250823T0500Z/
Coastal York-Coastal Cumberland-Sagadahoc-Lincoln-Knox-
Coastal Rockingham-
756 PM EDT Thu Aug 21 2025
...HIGH SURF ADVISORY REMAINS IN EFFECT FROM 6 AM FRIDAY TO 8 PM
EDT SATURDAY...
...COASTAL FLOOD ADVISORY REMAINS IN EFFECT FROM 10 PM FRIDAY TO
1 AM EDT SATURDAY...
...HIGH RIP CURRENT RISK IS CANCELLED...
* WHAT...For the High Surf Advisory, large breaking waves of 6 to
10 feet and a high risk of dangerous rip currents. For the
Coastal Flood Advisory, minor coastal flooding and splash- over.
* WHERE...In Maine, Coastal York, Coastal Cumberland, Sagadahoc,
Lincoln and Knox Counties. In New Hampshire, Coastal
Rockingham County.
* WHEN...For the High Surf Advisory, from 6 AM Friday to 8 PM
EDT Saturday. For the Coastal Flood Advisory, from 10 PM
Friday to 1 AM EDT Saturday.
* IMPACTS...Flooding of lots, parks, and roads with only
isolated road closures expected. Dangerous swimming and
surfing conditions and localized beach erosion.
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.
Inexperienced swimmers should remain out of the water due to
dangerous surf conditions.
Large waves can present a danger to people on rocks above the
water. Stay away from rock outcrops along the shoreline exposed
to ocean waves...as waves can easily sweep people into the cold
ocean water.
&&
Time of high total tides are approximate to the nearest hour.
Seavey Island / Portsmouth NH
MLLW Categories - Minor 11.5 ft, Moderate 12.5 ft, Major 13.5 ft
MHHW Categories - Minor 2.6 ft, Moderate 3.6 ft, Major 4.6 ft
Total Total Departure
Day/Time Tide Tide from Norm Waves Flood
ft MLLW ft MHHW ft ft Impact
-------- --------- --------- --------- ------- --------
21/11 PM 10.5 1.6 1.1 3-4 None
22/12 PM 9.8 0.9 1.6 5-6 None
23/12 AM 11.0 2.1 1.6 6 None
23/12 PM 9.5 0.6 1.1 6 None
24/12 AM 9.7 0.8 0.5 6 None
24/01 PM 9.0 0.1 0.4 4-5 None
Hampton Harbor NH
MLLW Categories - Minor 11.0 ft, Moderate 12.0 ft, Major 13.0 ft
MHHW Categories - Minor 1.4 ft, Moderate 2.4 ft, Major 3.4 ft
Total Total Departure
Day/Time Tide Tide from Norm Waves Flood
ft MLLW ft MHHW ft ft Impact
-------- --------- --------- --------- ------- --------
21/11 PM 10.6 1.0 1.1 1 None
22/11 AM 9.9 0.3 1.6 1 None
23/12 AM 11.1 1.5 1.6 1 Minor
23/12 PM 9.6 0.0 1.1 1 None
24/12 AM 9.9 0.3 0.5 1 None
24/01 PM 9.1 -0.5 0.4 1 None
Portland ME
MLLW Categories - Minor 12.0 ft, Moderate 13.0 ft, Major 14.0 ft
MHHW Categories - Minor 2.1 ft, Moderate 3.1 ft, Major 4.1 ft
Total Total Departure
Day/Time Tide Tide from Norm Waves Flood
ft MLLW ft MHHW ft ft Impact
-------- --------- --------- --------- ------- --------
21/11 PM 11.3 1.4 1.0 1 None
22/11 AM 10.8 0.9 1.7 1 None
22/11 PM 12.2 2.3 1.9 1 Minor
23/12 PM 10.7 0.8 1.3 1 None
24/12 AM 11.0 1.1 0.7 1 None
24/01 PM 10.0 0.1 0.5 1 None
Arrowsic Test Point
MLLW Categories - Minor 11.5 ft, Moderate 12.5 ft, Major 13.5 ft
MHHW Categories - Minor 3.7 ft, Moderate 4.7 ft, Major 5.7 ft
Total Total Departure
Day/Time Tide Tide from Norm Waves Flood
ft MLLW ft MHHW ft ft Impact
-------- --------- --------- --------- ------- --------
21/11 PM 10.2 2.4 1.0 0 None
22/12 PM 9.8 2.0 1.7 0 None
23/12 AM 11.2 3.4 2.0 0 None
23/12 PM 9.6 1.8 1.3 0 None
24/01 AM 9.9 2.1 0.8 0 None
24/01 PM 9.0 1.2 0.6 0 None
Bath ME
MLLW Categories - Minor 9.5 ft, Moderate 11.0 ft, Major 12.0 ft
MHHW Categories - Minor 2.1 ft, Moderate 3.6 ft, Major 4.6 ft
Total Total Departure
Day/Time Tide Tide from Norm Waves Flood
ft MLLW ft MHHW ft ft Impact
-------- --------- --------- --------- ------- --------
21/11 PM 9.0 1.6 1.0 0 None
22/12 PM 8.5 1.1 1.6 0 None
23/12 AM 10.0 2.6 2.0 0 Minor
23/01 PM 8.5 1.1 1.4 0 None
24/01 AM 8.8 1.4 0.9 0 None
24/01 PM 7.7 0.3 0.6 0 None
Boothbay Harbor ME
MLLW Categories - Minor 13.0 ft, Moderate 14.0 ft, Major 15.0 ft
MHHW Categories - Minor 3.3 ft, Moderate 4.3 ft, Major 5.3 ft
Total Total Departure
Day/Time Tide Tide from Norm Waves Flood
ft MLLW ft MHHW ft ft Impact
-------- --------- --------- --------- ------- --------
21/10 PM 10.8 1.1 0.9 2-3 None
22/11 AM 10.5 0.8 1.7 3-4 None
22/11 PM 12.0 2.3 2.0 3-4 None
23/12 PM 10.3 0.6 1.3 2 None
24/12 AM 10.7 1.0 0.7 2 None
24/01 PM 9.7 -0.0 0.5 2-3 None
Saint George
MLLW Categories - Minor 12.5 ft, Moderate 13.5 ft, Major 14.5 ft
MHHW Categories - Minor 2.6 ft, Moderate 3.6 ft, Major 4.6 ft
Total Total Departure
Day/Time Tide Tide from Norm Waves Flood
ft MLLW ft MHHW ft ft Impact
-------- --------- --------- --------- ------- --------
21/10 PM 11.1 1.2 0.9 4-5 None
22/11 AM 10.7 0.8 1.7 7-8 None
22/11 PM 12.2 2.3 2.0 7-8 None
23/12 PM 10.5 0.6 1.3 4-5 None
24/12 AM 11.0 1.1 0.8 3 None
24/01 PM 9.8 -0.1 0.5 3-4 None
&&
$$
MEZ028-220800-
/O.CON.KGYX.SU.Y.0002.250822T1000Z-250824T0000Z/
/O.CON.KGYX.CF.Y.0002.250823T0200Z-250823T0500Z/
Coastal Waldo-
756 PM EDT Thu Aug 21 2025
...HIGH SURF ADVISORY REMAINS IN EFFECT FROM 6 AM FRIDAY TO 8 PM
EDT SATURDAY...
...COASTAL FLOOD ADVISORY REMAINS IN EFFECT FROM 10 PM FRIDAY TO
1 AM EDT SATURDAY...
* WHAT...For the High Surf Advisory, large breaking waves of 4 to
6 feet. For the Coastal Flood Advisory, minor coastal flooding
and splash-over possible.
* WHERE...Coastal Waldo County.
* WHEN...For the High Surf Advisory, from 6 AM Friday to 8 PM
EDT Saturday. For the Coastal Flood Advisory, from 10 PM
Friday to 1 AM EDT Saturday.
* IMPACTS...Flooding of lots, parks, and roads with only
isolated road closures expected. Dangerous swimming and
surfing conditions and localized beach erosion.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If travel is required, allow extra time as some roads may be
closed. Do not drive around barricades or through water of
unknown depth. Take the necessary actions to protect flood-prone
property.
Inexperienced swimmers should remain out of the water due to
dangerous surf conditions.
Large waves can present a danger to people on rocks above the
water. Stay away from rock outcrops along the shoreline exposed
to ocean waves...as waves can easily sweep people into the cold
ocean water.
&&
$$
Tubbs