Coastal Flood Warnings/Watches/Statements
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
939
WHUS41 KLWX 240809
CFWLWX
Coastal Hazard Message
National Weather Service Baltimore MD/Washington DC
409 AM EDT Tue Sep 24 2024
MDZ014-241615-
/O.CON.KLWX.CF.W.0019.000000T0000Z-240925T0800Z/
Anne Arundel-
409 AM EDT Tue Sep 24 2024
...COASTAL FLOOD WARNING REMAINS IN EFFECT UNTIL 4 AM EDT
WEDNESDAY...
* WHAT...Up to two feet of inundation above ground level in low-
lying areas due to tidal flooding.
* WHERE...Shoreline in Anne Arundel County.
* WHEN...Until 4 AM EDT Wednesday, especially around the time of
high tide.
* IMPACTS...At 3.5 feet, water reaches the floor of the Maritime
Museum in Annapolis, begins to cover Bowyer Road on the Naval
Academy campus, and numerous businesses on Dock Street are
flooded, along with the City Dock parking lot. Bayside Beach
begins to flood around Harbor Rd and Lake Dr.
* ADDITIONAL DETAILS...Tides two to two and a half feet above
normal. The next high tide at Annapolis U.S. Naval Academy is at
10:24 AM and 12:16 AM.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Take the necessary actions to protect flood-prone property. If
travel is required, do not drive around barricades or through
water of unknown depth.
&&
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
-------- --------- --------- --------- ------- --------
24/10 AM 3.3 1.9 2.2 1.0 Moderate
25/12 AM 3.7 2.3 2.0 1.0 Moderate
25/10 AM 3.0 1.6 2.0 1.0 Minor
26/01 AM 3.5 2.1 1.9 1.0 Moderate
26/12 PM 2.7 1.3 1.7 1.0 Minor
27/02 AM 3.1 1.7 1.5 1.0 Minor
&&
$$
DCZ001-VAZ054-241615-
/O.CON.KLWX.CF.W.0019.000000T0000Z-240925T0800Z/
District of Columbia-Arlington/Falls Church/Alexandria-
409 AM EDT Tue Sep 24 2024
...COASTAL FLOOD WARNING REMAINS IN EFFECT UNTIL 4 AM EDT
WEDNESDAY...
* WHAT...Up to two feet of inundation above ground level in low-
lying areas due to tidal flooding.
* WHERE...Shoreline in the District of Columbia, Arlington
County, and the City of Alexandria.
* WHEN...Until 4 AM EDT Wednesday, especially around the time of
high tide.
* IMPACTS...The unprotected area on the Southwest Waterfront at
the DC Seafood Market is expected to flood. Water is expected to
approach parts of the Hains Point Loop Road, but it will likely
be closed. Water is expected to approach buildings near King
Street and Union Street in Alexandria.
* ADDITIONAL DETAILS...Tides two to two and a half feet above
normal. The next high tide at Washington Channel is at 2:00 PM
and 2:16 AM. The next high tide at Alexandria is at 2:18 PM and
2:34 AM.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Take the necessary actions to protect flood-prone property. If
travel is required, do not drive around barricades or through
water of unknown depth.
&&
$$
MDZ017-241615-
/O.CON.KLWX.CF.W.0019.000000T0000Z-240925T0200Z/
St. Marys-
409 AM EDT Tue Sep 24 2024
...COASTAL FLOOD WARNING REMAINS IN EFFECT UNTIL 10 PM EDT THIS
EVENING...
* WHAT...Up to two feet of inundation above ground level in low-
lying areas due to tidal flooding.
* WHERE...Shoreline in Saint Mary`s County.
* WHEN...Until 10 PM EDT this evening, especially around the
time of high tide.
* IMPACTS...At 3.5 feet, water covers roads on Saint George
Island, is in yards, and is approaching structures. To the east,
inundation is occurring at multiple marinas off Saint Mary`s
River, Smith Creek, and Jutland Creek.
* ADDITIONAL DETAILS...Tides two and a half to three feet above
normal. The next high tide at Point Lookout is at 6:40 AM and
7:54 PM. The next high tide at Piney Point is at 8:06 AM and
8:22 PM. The next high tide at Coltons Point is at 8:42 AM and
8:58 PM.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Take the necessary actions to protect flood-prone property. If
travel is required, do not drive around barricades or through
water of unknown depth.
&&
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
-------- --------- --------- --------- ------- --------
24/08 AM 4.0 2.4 2.6 1.0 Moderate
24/07 PM 4.0 2.4 2.5 1.0 Moderate
25/09 AM 3.8 2.2 2.4 1.0 Minor
25/09 PM 3.8 2.2 2.3 1.0 Minor
26/10 AM 3.5 1.9 2.1 1.0 Minor
26/10 PM 3.6 2.0 2.1 1.0 Minor
&&
$$
MDZ016-VAZ057-241615-
/O.EXT.KLWX.CF.Y.0107.000000T0000Z-240925T1600Z/
Charles-King George-
409 AM EDT Tue Sep 24 2024
...COASTAL FLOOD ADVISORY NOW IN EFFECT UNTIL NOON EDT
WEDNESDAY...
* WHAT...Up to one foot of inundation above ground level in low-
lying areas due to tidal flooding.
* WHERE...Shoreline in Charles and King George Counties.
* WHEN...Until noon EDT Wednesday, especially around the time of
high tide.
* IMPACTS...At 3.5 feet, water reaches yards near Cobb Island
and docks near Dahlgren.
* ADDITIONAL DETAILS...Tides two to two and a half feet above
normal. The next high tide at Dahlgren is at 8:36 AM and 9:13
PM. The next high tide at Goose Bay is at 9:52 AM and 10:08 PM.
The next high tide at Indian Head is at 1:46 PM and 2:02 AM.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If travel is required, allow extra time as some roads may be
closed. Do not drive around barricades or through water of
unknown depth. Take the necessary actions to protect flood-prone
property.
&&
Time of high total tides are approximate to the nearest hour.
Upper Machodoc Creek at Dahlgren
MLLW Categories - Minor 3.5 ft, Moderate 5.0 ft, Major 7.0 ft
MHHW Categories - Minor 1.6 ft, Moderate 3.1 ft, Major 5.1 ft
Total Total Departure
Day/Time Tide Tide from Norm Waves Flood
ft MLLW ft MHHW ft ft Impact
-------- --------- --------- --------- ------- --------
24/08 AM 4.0 2.1 2.2 1.0 Minor
24/09 PM 4.2 2.3 2.2 1.0 Minor
25/10 AM 3.8 1.9 2.0 1.0 Minor
25/10 PM 3.8 1.9 1.9 1.0 Minor
26/10 AM 3.4 1.5 1.7 0.5 None
26/11 PM 3.4 1.5 1.5 0.5 None
&&
$$
MDZ508-241615-
/O.EXT.KLWX.CF.Y.0107.000000T0000Z-240925T1400Z/
Southeast Harford-
409 AM EDT Tue Sep 24 2024
...COASTAL FLOOD ADVISORY NOW IN EFFECT UNTIL 10 AM EDT
WEDNESDAY...
* WHAT...Up to one foot of inundation above ground level in low-
lying areas due to tidal flooding.
* WHERE...Shoreline in Southeast Harford County.
* WHEN...Until 10 AM EDT Wednesday, especially around the time
of high tide.
* IMPACTS...At 4.5 feet, portions of the Havre de Grace Yacht
Basin are flooded, along with Hutchins Park.
* ADDITIONAL DETAILS...Tides two to two and a half feet above
normal. The next high tide at Havre de Grace is at 4:00 PM and
4:01 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.
&&
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
-------- --------- --------- --------- ------- --------
24/04 AM 4.6 2.2 1.9 1.0 Minor
24/04 PM 3.9 1.5 2.1 1.0 None
25/04 AM 4.9 2.5 2.2 1.0 Minor
25/05 PM 4.2 1.8 2.4 1.0 Minor
26/04 AM 5.0 2.6 2.6 0.5 Minor
26/05 PM 4.1 1.7 2.4 1.0 Minor
&&
$$
MDZ011-241615-
/O.EXT.KLWX.CF.Y.0107.000000T0000Z-240925T1000Z/
Southern Baltimore-
409 AM EDT Tue Sep 24 2024
...COASTAL FLOOD ADVISORY NOW IN EFFECT UNTIL 6 AM EDT
WEDNESDAY...
* WHAT...Up to one foot of inundation above ground level in low-
lying areas due to tidal flooding.
* WHERE...Shoreline in Southern Baltimore County and the city of
Baltimore.
* WHEN...Until 6 AM EDT Wednesday, especially around the time of
high tide.
* IMPACTS...At 3.5 feet, flooding is occurring at the end of
Thames Street in Baltimore. Water covers the promenade in the
Inner Harbor in multiple locations. At 3.0 feet, water begins
encroaching upon yards in the Bowleys Quarters area.
* ADDITIONAL DETAILS...Tides one and a half to two feet above
normal. The next high tide at Fort McHenry Baltimore is at 12:08
PM and 1:22 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.
NW Branch Patapsco River at Baltimore MD
MLLW Categories - Minor 3.4 ft, Moderate 4.6 ft, Major 6.0 ft
MHHW Categories - Minor 1.7 ft, Moderate 2.9 ft, Major 4.3 ft
Total Total Departure
Day/Time Tide Tide from Norm Waves Flood
ft MLLW ft MHHW ft ft Impact
-------- --------- --------- --------- ------- --------
24/12 PM 3.2 1.5 2.0 0.5 None
25/01 AM 3.9 2.2 1.9 0.5 Minor
25/12 PM 3.1 1.4 2.0 0.5 None
26/02 AM 3.6 1.9 1.7 0.5 Minor
26/01 PM 2.7 1.0 1.6 0.5 None
Chesapeake Bay at Bowleys Quarters
MLLW Categories - Minor 3.0 ft, Moderate 3.8 ft, Major 5.0 ft
MHHW Categories - Minor 1.3 ft, Moderate 2.1 ft, Major 3.3 ft
Total Total Departure
Day/Time Tide Tide from Norm Waves Flood
ft MLLW ft MHHW ft ft Impact
-------- --------- --------- --------- ------- --------
24/01 PM 2.9 1.2 1.8 1.0 None
25/02 AM 3.7 2.0 1.8 1.0 Minor
25/12 PM 2.8 1.1 1.9 1.0 None
26/03 AM 3.5 1.8 1.7 1.0 Minor
26/03 PM 2.6 0.9 1.5 1.0 None
&&
$$
MDZ018-241615-
/O.EXT.KLWX.CF.Y.0107.000000T0000Z-240925T1600Z/
Calvert-
409 AM EDT Tue Sep 24 2024
...COASTAL FLOOD ADVISORY NOW IN EFFECT UNTIL NOON EDT
WEDNESDAY...
* WHAT...Up to one foot of inundation above ground level in low-
lying areas due to tidal flooding.
* WHERE...Shoreline in Calvert County.
* WHEN...Until noon EDT Wednesday, especially around the time of
high tide.
* IMPACTS...At 3.0 feet, water is expected to reach backyards
near 9th Street in North Beach, and could approach 9th Street.
At 3.5 feet, yards are flooded near Charles Street and
Williams Street in Solomons. Nearby parking lots and the
streets themselves are covered by more than a half foot of
water.
* ADDITIONAL DETAILS...Tides two to two and a half feet above
normal. The next high tide at Solomons Island is at 7:40 AM and
8:46 PM. The next high tide at Chesapeake Beach is at 9:21 AM
and 10:35 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 North Beach
MLLW Categories - Minor 3.0 ft, Moderate 4.0 ft, Major 5.0 ft
MHHW Categories - Minor 1.6 ft, Moderate 2.6 ft, Major 3.6 ft
Total Total Departure
Day/Time Tide Tide from Norm Waves Flood
ft MLLW ft MHHW ft ft Impact
-------- --------- --------- --------- ------- --------
24/09 AM 3.1 1.7 2.1 1.0 Minor
24/10 PM 3.7 2.3 2.0 1.0 Minor
25/09 AM 2.9 1.5 2.0 1.0 None
26/12 AM 3.5 2.1 1.8 1.0 Minor
26/10 AM 2.6 1.2 1.6 0.5 None
26/11 PM 3.0 1.6 1.5 0.5 Minor
Patuxent River at Solomons Island
MLLW Categories - Minor 3.0 ft, Moderate 4.0 ft, Major 5.0 ft
MHHW Categories - Minor 1.5 ft, Moderate 2.5 ft, Major 3.5 ft
Total Total Departure
Day/Time Tide Tide from Norm Waves Flood
ft MLLW ft MHHW ft ft Impact
-------- --------- --------- --------- ------- --------
24/07 AM 3.5 2.0 2.0 1.0 Minor
24/09 PM 3.5 2.0 1.8 1.0 Minor
25/08 AM 3.2 1.7 1.8 1.0 Minor
25/09 PM 3.3 1.8 1.7 1.0 Minor
26/09 AM 3.0 1.5 1.6 1.0 Minor
26/10 PM 2.9 1.4 1.3 1.0 None
&&
$$
DHOF