424  
WHUS41 KLWX 210003  
CFWLWX  
 
COASTAL HAZARD MESSAGE  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
803 PM EDT SUN SEP 20 2026  
 
MDZ014-210815-  
/O.CON.KLWX.CF.Y.0043.000000T0000Z-260921T1000Z/  
ANNE ARUNDEL-  
803 PM EDT SUN SEP 20 2026  
 
...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 6 AM EDT  
MONDAY...  
 
* WHAT...UP TO ONE HALF FOOT OF INUNDATION ABOVE GROUND LEVEL IN  
LOW LYING AREAS DUE TO TIDAL FLOODING.  
 
* WHERE...SHORELINE IN ANNE ARUNDEL COUNTY.  
 
* WHEN...UNTIL 6 AM EDT MONDAY, ESPECIALLY AROUND THE TIME OF  
HIGH TIDE.  
 
* IMPACTS...AT 2.6 FEET, WATER MAY BEGIN TO POND IN THE PARKING  
LOT AT ANNAPOLIS CITY DOCK, AND SURROUND THE ALEX HALEY  
MEMORIAL.  
 
* ADDITIONAL DETAILS...TIDES ONE TO ONE AND A HALF FEET ABOVE  
NORMAL. THE NEXT HIGH TIDE AT ANNAPOLIS U.S. NAVAL ACADEMY IS AT  
2:07 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.  
 
SEVERN RIVER AT ANNAPOLIS  
MLLW CATEGORIES - MINOR 2.6 FT, MODERATE 3.3 FT, MAJOR 5.0 FT  
MHHW CATEGORIES - MINOR 1.2 FT, MODERATE 1.9 FT, MAJOR 3.6 FT  
 
TOTAL TOTAL DEPARTURE  
DAY/TIME TIDE TIDE FROM NORM WAVES FLOOD  
FT MLLW FT MHHW FT FT IMPACT  
-------- --------- --------- --------- ------- --------  
21/12 AM 2.6 1.2 1.1 0.5 MINOR  
22/04 AM 2.7 1.3 1.2 1.0 MINOR  
22/02 PM 2.6 1.2 1.4 1.0 MINOR  
23/03 AM 2.7 1.3 1.1 1.0 MINOR  
23/03 PM 2.8 1.4 1.5 1.0 MINOR  
 

 
 

 
 
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