Southeast Harford County
Coastal Flood Advisory until THU 4:00 PM EDT
Issued June, 18 2026 at 12:23 PM - US/Eastern expires June, 18 2026 at 4:00 PM - US/Eastern
...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 4 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 Southeast Harford County.
* WHEN...Ongoing through 4 PM.
* IMPACTS...At 4.0 feet, water begins to go over the bulkhead at
the Havre de Grace Yacht Basin in multiple locations.
* ADDITIONAL DETAILS...Tides one and a half to two feet above
normal. The next high tide at Havre de Grace is at 12:51 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.
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
-------- --------- --------- --------- ------- --------
18/01 PM 4.3 1.9 1.5 3.0 Minor
19/01 AM 3.1 0.7 1.2 1.0 None
19/02 PM 3.2 0.8 0.6 1.0 None
20/03 AM 2.4 -0.0 0.3 1.0 None
20/03 PM 2.8 0.4 0.4 1.0 None
21/04 AM 2.6 0.2 0.3 1.0 None
&&
