Coastal Flood Warnings/Watches/Statements
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
303
WHUS41 KLWX 220901
CFWLWX
URGENT - IMMEDIATE BROADCAST REQUESTED
Coastal Hazard Message
National Weather Service Baltimore MD/Washington DC
501 AM EDT Sun Sep 22 2024
MDZ008-221015-
/O.CAN.KLWX.CF.Y.0107.000000T0000Z-240922T1000Z/
Cecil-
501 AM EDT Sun Sep 22 2024
...COASTAL FLOOD ADVISORY IS CANCELLED...
Water levels have dropped early this morning.
$$
DCZ001-VAZ054-222000-
/O.UPG.KLWX.CF.Y.0109.240922T1300Z-240923T0800Z/
/O.EXB.KLWX.CF.W.0019.000000T0000Z-240924T0900Z/
District of Columbia-Arlington/Falls Church/Alexandria-
501 AM EDT Sun Sep 22 2024
...COASTAL FLOOD WARNING IN EFFECT UNTIL 5 AM EDT TUESDAY...
* WHAT...One to two feet of inundation above ground level in low
lying areas due to tidal flooding.
* WHERE...Shoreline in the District of Columbia, Arlington
County, and the City of Alexandria.
* WHEN...Until 5 AM EDT Tuesday, especially around the time of
high tide.
* IMPACTS...The unprotected area on the Southwest Waterfront at
the DC Seafood Market is expected to flood. Water is expected to
approach parts of the Hains Point Loop Road, but it will likely
be closed. Water is expected to approach buildings near King
Street and Union Street.
* ADDITIONAL DETAILS...Tides one and a half to two feet above
normal. The next high tide at Washington Channel is at 12:02 PM
and 12:19 AM. The next high tide at Alexandria is at 12:20 PM
and 12:37 AM.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Take the necessary actions to protect flood-prone property. If
travel is required, do not drive around barricades or through
water of unknown depth.
&&
$$
MDZ014-222000-
/O.EXT.KLWX.CF.W.0019.000000T0000Z-240924T0900Z/
Anne Arundel-
501 AM EDT Sun Sep 22 2024
...COASTAL FLOOD WARNING NOW IN EFFECT UNTIL 5 AM EDT TUESDAY...
* WHAT...One to two feet of inundation above ground level in low
lying areas due to tidal flooding.
* WHERE...Shoreline in Anne Arundel County.
* WHEN...Until 5 AM EDT Tuesday, 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
8:37 AM and 10:06 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.
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
-------- --------- --------- --------- ------- --------
22/08 AM 3.5 2.1 2.3 1.0 Moderate
22/10 PM 4.0 2.6 2.2 1.0 Moderate
23/09 AM 3.2 1.8 2.1 1.0 Minor
23/11 PM 3.8 2.4 2.1 1.0 Moderate
24/10 AM 3.3 1.9 2.2 1.0 Moderate
25/12 AM 3.8 2.4 2.1 1.0 Moderate
&&
$$
MDZ016-VAZ057-222000-
/O.EXT.KLWX.CF.Y.0107.000000T0000Z-240924T0900Z/
Charles-King George-
501 AM EDT Sun Sep 22 2024
...COASTAL FLOOD ADVISORY NOW IN EFFECT UNTIL 5 AM EDT TUESDAY...
* WHAT...One to two feet of inundation above ground level in low
lying areas due to tidal flooding.
* WHERE...Shoreline in Charles and King George Counties.
* WHEN...Until 5 AM EDT Tuesday, especially around the time of
high tide.
* IMPACTS...At 3.5 feet, water reaches yards near Cobb Island
and docks near Dahlgren.
* ADDITIONAL DETAILS...Tides two to two and a half feet above
normal. The next high tide at Goose Bay is at 7:54 AM and 8:11
PM. The next high tide at Indian Head is at 11:48 AM and 12:05
AM. The next high tide at Dahlgren is at 6:41 AM and 7:11 PM.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If travel is required, allow extra time as some roads may be
closed. Do not drive around barricades or through water of
unknown depth. Take the necessary actions to protect flood-prone
property.
&&
Time of high total tides are approximate to the nearest hour.
Upper Machodoc Creek at Dahlgren
MLLW Categories - Minor 3.5 ft, Moderate 5.0 ft, Major 7.0 ft
MHHW Categories - Minor 1.6 ft, Moderate 3.1 ft, Major 5.1 ft
Total Total Departure
Day/Time Tide Tide from Norm Waves Flood
ft MLLW ft MHHW ft ft Impact
-------- --------- --------- --------- ------- --------
22/07 AM 4.0 2.1 2.0 0.5 Minor
22/07 PM 4.5 2.6 2.3 0.5 Minor
23/07 AM 4.2 2.3 2.3 0.5 Minor
23/08 PM 4.4 2.5 2.3 1.0 Minor
24/08 AM 4.1 2.2 2.3 0.5 Minor
24/09 PM 4.2 2.3 2.2 1.0 Minor
&&
$$
MDZ017-222000-
/O.EXT.KLWX.CF.Y.0107.000000T0000Z-240924T0900Z/
St. Marys-
501 AM EDT Sun Sep 22 2024
...COASTAL FLOOD ADVISORY NOW IN EFFECT UNTIL 5 AM EDT TUESDAY...
* 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 5 AM EDT Tuesday, 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 St.
Mary`s River, Smith Creek, and Jutland Creek.
* ADDITIONAL DETAILS...Tides two to two and a half feet above
normal. The next high tide at Coltons Point is at 6:44 AM and
7:01 PM. The next high tide at Piney Point is at 6:08 AM and
6:25 PM. The next high tide at Point Lookout is at 4:46 AM and
5:52 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
-------- --------- --------- --------- ------- --------
22/05 AM 3.6 2.0 2.1 1.0 Minor
22/06 PM 3.9 2.3 2.1 1.0 Minor
23/07 AM 3.7 2.1 2.2 0.5 Minor
23/07 PM 3.8 2.2 2.1 1.0 Minor
24/08 AM 3.5 1.9 2.1 1.0 Minor
24/08 PM 3.8 2.2 2.2 1.0 Minor
&&
$$
MDZ508-222000-
/O.EXT.KLWX.CF.Y.0107.000000T0000Z-240924T0900Z/
Southeast Harford-
501 AM EDT Sun Sep 22 2024
...COASTAL FLOOD ADVISORY NOW IN EFFECT UNTIL 5 AM EDT TUESDAY...
* WHAT...One to two feet of inundation above ground level in low
lying areas due to tidal flooding.
* WHERE...Shoreline in Southeast Harford County.
* WHEN...Until 5 AM EDT Tuesday, especially around the time of
high tide.
* IMPACTS...At 4.5 feet, portions of the Havre de Grace Yacht
Basin are flooded, along with Hutchins Park.
* ADDITIONAL DETAILS...Tides two to two and a half feet above
normal. The next high tide at Havre de Grace is at 1:53 PM and
2:00 AM.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If travel is required, allow extra time as some roads may be
closed. Do not drive around barricades or through water of
unknown depth. Take the necessary actions to protect flood-prone
property.
&&
Time of high total tides are approximate to the nearest hour.
Chesapeake Bay at Havre de Grace MD
MLLW Categories - Minor 4.0 ft, Moderate 5.5 ft, Major 7.0 ft
MHHW Categories - Minor 2.2 ft, Moderate 3.7 ft, Major 5.2 ft
Total Total Departure
Day/Time Tide Tide from Norm Waves Flood
ft MLLW ft MHHW ft ft Impact
-------- --------- --------- --------- ------- --------
22/02 PM 4.0 1.6 2.0 1.0 Minor
23/02 AM 5.2 2.8 2.3 1.0 Minor
23/02 PM 3.9 1.5 2.1 1.0 None
24/03 AM 4.9 2.5 2.1 1.0 Minor
24/04 PM 4.1 1.7 2.3 1.0 Minor
&&
$$
MDZ011-222000-
/O.EXT.KLWX.CF.Y.0107.000000T0000Z-240924T0900Z/
Southern Baltimore-
501 AM EDT Sun Sep 22 2024
...COASTAL FLOOD ADVISORY NOW IN EFFECT UNTIL 5 AM EDT TUESDAY...
* 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 5 AM EDT Tuesday, especially around the time of
high tide.
* IMPACTS...At 4.25 feet, the concrete promenade at Fells Point
begins to flood. Water also begins to cover the boardwalk at
the Maritime Park water taxi stop. Thames Street is flooded,
and much of the promenade in the Inner Harbor is flooded. At
3.8 feet, water covers yards and approaches homes in the
Bowleys Quarters area.
* ADDITIONAL DETAILS...Tides two to two and a half feet above
normal. The next high tide at Fort McHenry Baltimore is at 10:14
AM and 11:20 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.
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
-------- --------- --------- --------- ------- --------
22/10 AM 3.6 1.9 2.2 0.5 Minor
22/11 PM 4.2 2.5 2.1 0.5 Minor
23/11 AM 3.5 1.8 2.2 0.5 Minor
24/12 AM 4.2 2.5 2.1 0.5 Minor
24/12 PM 3.6 1.9 2.4 0.5 Minor
25/01 AM 4.1 2.4 2.1 0.5 Minor
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
-------- --------- --------- --------- ------- --------
22/10 AM 2.9 1.2 1.7 1.0 None
23/12 AM 3.6 1.9 1.6 1.0 Minor
23/11 AM 2.8 1.1 1.7 1.0 None
24/01 AM 3.8 2.1 1.8 1.0 Moderate
24/01 PM 2.9 1.2 1.8 1.0 None
25/02 AM 3.8 2.1 1.9 1.0 Moderate
&&
$$
MDZ018-222000-
/O.EXT.KLWX.CF.Y.0107.000000T0000Z-240924T0900Z/
Calvert-
501 AM EDT Sun Sep 22 2024
...COASTAL FLOOD ADVISORY NOW IN EFFECT UNTIL 5 AM EDT TUESDAY...
* 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 5 AM EDT Tuesday, 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 5:44 AM and
6:35 PM. The next high tide at Chesapeake Beach is at 7:27 AM
and 8:33 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.
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
-------- --------- --------- --------- ------- --------
22/07 AM 3.1 1.7 1.9 1.0 Minor
22/09 PM 3.8 2.4 1.9 1.0 Minor
23/08 AM 3.0 1.6 1.9 0.5 Minor
23/09 PM 3.7 2.3 1.9 1.0 Minor
24/09 AM 3.1 1.7 2.1 1.0 Minor
24/10 PM 3.7 2.3 2.0 1.0 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
-------- --------- --------- --------- ------- --------
22/05 AM 3.6 2.1 2.0 1.0 Minor
22/06 PM 3.9 2.4 2.1 1.0 Minor
23/06 AM 3.6 2.1 2.1 1.0 Minor
23/07 PM 3.8 2.3 2.1 1.0 Minor
24/07 AM 3.7 2.2 2.2 1.0 Minor
24/08 PM 3.7 2.2 2.1 1.0 Minor
&&
$$