297  
WHUS41 KLWX 140708  
CFWLWX  
 
COASTAL HAZARD MESSAGE  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
308 AM EDT SUN SEP 14 2025  
 
MDZ508-141000-  
/O.NEW.KLWX.CF.Y.0043.250914T0708Z-250914T1000Z/  
SOUTHEAST HARFORD-  
308 AM EDT SUN SEP 14 2025  
 
...COASTAL FLOOD ADVISORY IN EFFECT UNTIL 6 AM EDT EARLY THIS  
MORNING...  
 
* WHAT...UP TO ONE HALF FOOT OF INUNDATION ABOVE GROUND LEVEL IN  
LOW LYING AREAS DUE TO TIDAL FLOODING.  
 
* WHERE...SHORELINE IN SOUTHEAST HARFORD COUNTY.  
 
* WHEN...UNTIL 6 AM EDT EARLY THIS MORNING, ESPECIALLY AROUND  
THE TIME OF HIGH TIDE.  
 
* IMPACTS...FLOODING OF LOTS, PARKS, AND ROADS WITH ONLY  
ISOLATED ROAD CLOSURES EXPECTED.  
 
* ADDITIONAL DETAILS...TIDES ONE TO ONE AND A HALF FEET ABOVE  
NORMAL. THE NEXT HIGH TIDE AT HAVRE DE GRACE IS AT 3:10 AM.  
 
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.  
 
CHESAPEAKE BAY AT HAVRE DE GRACE MD  
MLLW CATEGORIES - MINOR 4.0 FT, MODERATE 5.5 FT, MAJOR 7.0 FT  
MHHW CATEGORIES - MINOR 2.2 FT, MODERATE 3.7 FT, MAJOR 5.2 FT  
 
TOTAL TOTAL DEPARTURE  
DAY/TIME TIDE TIDE FROM NORM WAVES FLOOD  
FT MLLW FT MHHW FT FT IMPACT  
-------- --------- --------- --------- ------- --------  
13/03 PM 3.0 0.6 0.7 0.5 NONE  
14/04 AM 3.8 1.4 1.0 0.5 NONE  
14/04 PM 2.9 0.5 0.7 0.5 NONE  
15/04 AM 3.5 1.1 0.9 0.5 NONE  
15/05 PM 2.7 0.3 0.5 0.5 NONE  
16/05 AM 3.3 0.9 0.7 0.5 NONE  
 

 
 

 
 
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