####018003242####
WHUS41 KLWX 051726

CFWLWX



Coastal Hazard Message

National Weather Service Baltimore MD/Washington DC

126 PM EDT Sun May 5 2024



DCZ001-060100-

/O.NEW.KLWX.CF.Y.0056.240505T2000Z-240506T0100Z/

District of Columbia-

126 PM EDT Sun May 5 2024



...COASTAL FLOOD ADVISORY IN EFFECT UNTIL 9 PM EDT THIS EVENING...



* WHAT...Up to one foot of inundation above ground level 

  expected in low lying areas due to tidal flooding.



* WHERE...Shoreline in the District of Columbia.



* WHEN...Until 9 PM EDT this evening, especially around the time 

  of high tide.



* IMPACTS...Shoreline inundation is expected along portions of the

  seawall adjacent to Ohio Drive and the Hains Point Loop Road and

  near the Tidal Basin.



* ADDITIONAL DETAILS...Tides one and a half to two feet above

  normal. The next high tide at Washington Channel is at 6:42 PM

  and 7:01 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.



&&



$$



MDZ017-051900-

/O.CON.KLWX.CF.Y.0055.000000T0000Z-240505T1900Z/

St. Marys-

126 PM EDT Sun May 5 2024



...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 3 PM EDT THIS

AFTERNOON...



* WHAT...Up to one half foot of inundation above ground level in 

  low lying areas due to tidal flooding.



* WHERE...Shoreline in St. Marys County.



* WHEN...Until 3 PM EDT this afternoon, especially around the 

  time of high tide.



* IMPACTS...At 3.0 feet, yards are flooded on Saint George 

  Island, and water will begin covering the road leading to the 

  island, especially if there is wave action.



* ADDITIONAL DETAILS...Tides one and a half to two feet above

  normal. The next high tide at Coltons Point is at 1:24 PM and

  1:43 AM. The next high tide at Piney Point is at 1:07 AM and

  1:41 PM. The next high tide at Point Lookout is at 12:17 AM and

  12:30 PM.



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.



St Marys River at Straits Point

MLLW Categories - Minor 3.0 ft, Moderate 3.5 ft, Major 5.0 ft

MHHW Categories - Minor 1.4 ft, Moderate 1.9 ft, Major 3.4 ft



             Total      Total    Departure                   

 Day/Time    Tide       Tide     from Norm   Waves    Flood  

            ft MLLW    ft MHHW       ft       ft      Impact 

 --------  ---------  ---------  ---------  -------  --------

 05/12 PM     3.1        1.5        1.6       2.0     Minor    

 06/01 AM     3.4        1.8        1.6       1.0     Minor    

 06/01 PM     3.1        1.5        1.6       1.0     Minor    

 07/02 AM     3.2        1.6        1.3       0.5     Minor    

 07/02 PM     2.7        1.1        1.2       1.0      None    

 08/02 AM     3.3        1.7        1.4       1.0     Minor



&&



$$