702
WHUS41 KLWX 300216
CFWLWX

Coastal Hazard Message
National Weather Service Baltimore MD/Washington DC
1016 PM EDT Tue Sep 29 2026

MDZ014-300330-
/O.CAN.KLWX.CF.Y.0047.000000T0000Z-260930T0300Z/
Anne Arundel-
1016 PM EDT Tue Sep 29 2026

...COASTAL FLOOD ADVISORY IS CANCELLED...

Water levels have decreased below Minor flood stage..

$$

VAZ054-300500-
/O.EXB.KLWX.CF.Y.0047.000000T0000Z-260930T0500Z/
Arlington/Falls Church/Alexandria-
1016 PM EDT Tue Sep 29 2026

...COASTAL FLOOD ADVISORY IN EFFECT UNTIL 1 AM EDT WEDNESDAY...

* WHAT...Up to one half foot of inundation above ground level in
  low lying areas due to tidal flooding.

* WHERE...Shoreline in the City of Alexandria and Arlington
  County.

* WHEN...Until 1 AM EDT Wednesday, especially around the time of
  high tide.

* IMPACTS...Water is expected to approach the curb near the
  intersection of King Street and Strand Street in Alexandria.

* ADDITIONAL DETAILS...Tides between one half foot and one foot
  above normal. The next high tide at Alexandria is at 10:51 PM
  and 11:24 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.

&&

$$

MDZ508-300600-
/O.CON.KLWX.CF.Y.0047.000000T0000Z-260930T0600Z/
Southeast Harford-
1016 PM EDT Tue Sep 29 2026

...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 2 AM EDT
WEDNESDAY...

* 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 2 AM EDT Wednesday, especially around the time of
  high tide.

* 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 to one and a half feet above
  normal. The next high tide at Havre de Grace is at 12:17 AM and
  1:03 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
 --------  ---------  ---------  ---------  -------  --------
 30/12 AM     4.3        1.9        1.5       0.5     Minor
 30/01 PM     3.4        1.0        1.5       1.0      None
 01/01 AM     4.4        2.0        1.6       1.0     Minor
 01/02 PM     3.6        1.2        1.8       1.0      None
 02/02 AM     4.4        2.0        1.6       1.0     Minor
 02/03 PM     3.5        1.1        1.8       1.0      None

&&

$$