837  
WHUS41 KGYX 101900  
CFWGYX  
 
COASTAL HAZARD MESSAGE  
NATIONAL WEATHER SERVICE GRAY ME  
300 PM EDT WED APR 10 2024  
 
MEZ023-024-NHZ014-110300-  
/O.NEW.KGYX.CF.Y.0012.240411T0400Z-240411T0700Z/  
COASTAL YORK-COASTAL CUMBERLAND-COASTAL ROCKINGHAM-  
300 PM EDT WED APR 10 2024  
 
...COASTAL FLOOD ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 3 AM  
EDT THURSDAY...  
 
* WHAT...VERY MINOR COASTAL FLOODING AT THE TIME OF HIGH TIDE  
TONIGHT.  
 
* WHERE...IN MAINE, COASTAL YORK AND COASTAL CUMBERLAND  
COUNTIES. IN NEW HAMPSHIRE, COASTAL ROCKINGHAM COUNTY.  
 
* WHEN...FROM MIDNIGHT TONIGHT TO 3 AM EDT THURSDAY.  
 
* IMPACTS...FLOODING OF LOTS, PARKS, AND ROADS WITH ONLY  
ISOLATED ROAD CLOSURES EXPECTED.  
 
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.  
 
SEAVEY ISLAND / PORTSMOUTH NH  
MLLW CATEGORIES - MINOR 11.5 FT, MODERATE 12.5 FT, MAJOR 13.5 FT  
MHHW CATEGORIES - MINOR 2.7 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  
-------- --------- --------- --------- ------- --------  
11/02 AM 10.7 1.9 0.6 2 NONE  
11/02 PM 9.5 0.7 0.6 2-3 NONE  
12/02 AM 10.5 1.7 0.7 4-5 NONE  
12/03 PM 9.4 0.6 1.0 8 NONE  
13/03 AM 9.9 1.1 0.5 6 NONE  
 
HAMPTON HARBOR NH  
MLLW CATEGORIES - MINOR 11.0 FT, MODERATE 12.0 FT, MAJOR 13.0 FT  
MHHW CATEGORIES - MINOR 1.5 FT, MODERATE 2.5 FT, MAJOR 3.5 FT  
 
TOTAL TOTAL DEPARTURE  
DAY/TIME TIDE TIDE FROM NORM WAVES FLOOD  
FT MLLW FT MHHW FT FT IMPACT  
-------- --------- --------- --------- ------- --------  
11/01 AM 11.0 1.5 0.8 1 MINOR  
11/02 PM 9.9 0.4 0.6 1 NONE  
12/02 AM 10.7 1.2 0.6 2 NONE  
12/03 PM 9.6 0.1 0.9 2 NONE  
13/03 AM 10.0 0.5 0.5 2 NONE  
 
PORTLAND ME  
MLLW CATEGORIES - MINOR 12.0 FT, MODERATE 13.0 FT, MAJOR 14.0 FT  
MHHW CATEGORIES - MINOR 2.3 FT, MODERATE 3.3 FT, MAJOR 4.3 FT  
 
TOTAL TOTAL DEPARTURE  
DAY/TIME TIDE TIDE FROM NORM WAVES FLOOD  
FT MLLW FT MHHW FT FT IMPACT  
-------- --------- --------- --------- ------- --------  
11/01 AM 12.0 2.3 0.6 1 MINOR  
11/02 PM 10.7 1.0 0.5 1-2 NONE  
12/02 AM 11.8 2.1 0.7 2 NONE  
12/03 PM 10.6 0.9 1.0 2-3 NONE  
13/03 AM 10.8 1.1 0.3 2 NONE  
 

 
 

 
 
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