300
WHUS41 KLWX 190256
CFWLWX

Coastal Hazard Message
National Weather Service Baltimore MD/Washington DC
1056 PM EDT Wed Sep 18 2024

MDZ016-VAZ057-191100-
/O.CON.KLWX.CF.Y.0107.000000T0000Z-240919T2300Z/
Charles-King George-
1056 PM EDT Wed Sep 18 2024

...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 7 PM EDT
THURSDAY...

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

* WHERE...Shoreline in Charles and King George Counties.

* WHEN...Until 7 PM EDT Thursday, especially around the time of
  high tide.

* IMPACTS...At 3.5 feet, water reaches yards near Cobb Island
  and docks near Dahlgren.

* ADDITIONAL DETAILS...Tides one to one and a half feet above
  normal. High tide at Goose Bay is at 5:20 AM and 5:39 PM. High
  tide at Dahlgren is at 4:10 AM and 4:34 PM. High tide at Indian
  Head is at 9:14 AM and 9:33 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.

Upper Machodoc Creek at Dahlgren
MLLW Categories - Minor 3.5 ft, Moderate 5.0 ft, Major 7.0 ft
MHHW Categories - Minor 1.6 ft, Moderate 3.1 ft, Major 5.1 ft

             Total      Total    Departure
 Day/Time    Tide       Tide     from Norm   Waves    Flood
            ft MLLW    ft MHHW       ft       ft      Impact
 --------  ---------  ---------  ---------  -------  --------
 18/04 PM     3.9        2.0        1.5       0.5     Minor
 19/04 AM     3.6        1.7        1.4       0.5     Minor
 19/04 PM     3.7        1.8        1.3       0.5     Minor
 20/05 AM     3.7        1.8        1.5       0.5     Minor
 20/05 PM     3.9        2.0        1.5       0.5     Minor
 21/05 AM     4.0        2.1        2.0       0.5     Minor

&&

$$

DCZ001-VAZ054-191100-
/O.CON.KLWX.CF.Y.0107.000000T0000Z-240920T0400Z/
District of Columbia-Arlington/Falls Church/Alexandria-
1056 PM EDT Wed Sep 18 2024

...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EDT
THURSDAY NIGHT...

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

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

* WHEN...Until midnight EDT Thursday night, 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 and Jefferson Memorial. Water is
  expected to approach the curb near the intersection of King
  Street and Strand Street in Alexandria.

* ADDITIONAL DETAILS...Tides one to one and a half feet above
  normal. High tide at Washington Channel is at 9:28 AM and 9:47
  PM. High tide at Alexandria is at 9:46 AM and 10:05 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.

&&

$$

MDZ014-191100-
/O.CON.KLWX.CF.Y.0108.000000T0000Z-240920T0200Z/
Anne Arundel-
1056 PM EDT Wed Sep 18 2024

...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT
THURSDAY...

* 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 10 PM EDT Thursday, especially around the time of
  high tide.

* IMPACTS...At 2.8 feet, flooding of some of the parking area
  near Dock Street in Annapolis may occur, with water
  surrounding the Alex Haley Memorial.

* ADDITIONAL DETAILS...Tides one to one and a half feet above
  normal. High tide at Annapolis U.S. Naval Academy is at 6:27 AM
  and 7:14 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.

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
 --------  ---------  ---------  ---------  -------  --------
 18/06 PM     2.8        1.4        1.2       0.5     Minor
 19/06 AM     2.6        1.2        1.1       0.5     Minor
 19/07 PM     2.9        1.5        1.2       0.5     Minor
 20/07 AM     2.9        1.5        1.5       0.5     Minor
 20/08 PM     3.2        1.8        1.4       1.0     Minor
 21/07 AM     3.2        1.8        1.9       0.5     Minor

&&

$$

DHOF