485  
WHUS41 KGYX 180654  
CFWGYX  
 
COASTAL HAZARD MESSAGE  
NATIONAL WEATHER SERVICE GRAY ME  
254 AM EDT FRI OCT 18 2024  
 
MEZ023-024-NHZ014-181500-  
/O.NEW.KGYX.CF.S.0009.241018T1500Z-241018T1700Z/  
COASTAL YORK-COASTAL CUMBERLAND-COASTAL ROCKINGHAM-  
254 AM EDT FRI OCT 18 2024  
 
...COASTAL FLOOD STATEMENT IN EFFECT FROM 11 AM THIS MORNING TO  
1 PM EDT THIS AFTERNOON...  
 
* WHAT...HIGH ASTRONOMICAL TIDES WILL BRING WATER LEVELS TO NEAR  
FLOOD STAGE DURING THE MIDDAY HIGH TIDE TODAY.  
 
* WHERE...IN MAINE, COASTAL YORK AND COASTAL CUMBERLAND  
COUNTIES. IN NEW HAMPSHIRE, COASTAL ROCKINGHAM COUNTY.  
 
* WHEN...FROM 11 AM THIS MORNING TO 1 PM EDT THIS AFTERNOON.  
 
* IMPACTS...SOME WATER ON LOW LYING ROADS AND PROPERTY.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
DO NOT DRIVE THROUGH FLOODED ROADWAYS.  
 

 
 
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  
-------- --------- --------- --------- ------- --------  
18/12 PM 10.2 1.3 -0.1 3-4 NONE  
19/01 AM 9.3 0.4 -0.2 4 NONE  
19/01 PM 9.9 1.0 -0.4 4 NONE  
20/02 AM 8.7 -0.2 -0.4 4 NONE  
20/02 PM 9.8 0.9 -0.4 4 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  
-------- --------- --------- --------- ------- --------  
18/12 PM 9.9 0.3 -0.1 1-2 NONE  
19/01 AM 9.1 -0.5 -0.2 2 NONE  
19/01 PM 9.6 0.0 -0.4 2 NONE  
20/02 AM 8.5 -1.1 -0.4 2 NONE  
20/02 PM 9.6 0.0 -0.4 2 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  
-------- --------- --------- --------- ------- --------  
18/12 PM 11.5 1.6 -0.1 1 NONE  
19/01 AM 10.5 0.6 -0.1 2 NONE  
19/01 PM 11.3 1.4 -0.3 2 NONE  
20/01 AM 9.8 -0.1 -0.4 2 NONE  
20/02 PM 11.0 1.1 -0.3 2 NONE  
 

 
 

 
 
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