Coastal Flood Warnings/Watches/Statements
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
714
WHUS41 KLWX 122131
CFWLWX
URGENT - IMMEDIATE BROADCAST REQUESTED
Coastal Hazard Message
National Weather Service Baltimore MD/Washington DC
531 PM EDT Sun Oct 12 2025
MDZ017-130200-
/O.UPG.KLWX.CF.Y.0055.000000T0000Z-251013T0200Z/
/O.NEW.KLWX.CF.W.0007.251012T2131Z-251013T0200Z/
St. Marys-
531 PM EDT Sun Oct 12 2025
...COASTAL FLOOD WARNING IN EFFECT UNTIL 10 PM EDT THIS EVENING...
* WHAT...One half to one foot of inundation above ground level in
low lying areas due to tidal flooding.
* WHERE...Shoreline in St. Marys 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 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 Point Lookout is at 6:44 PM. The
next high tide at Coltons Point is at 7:48 PM. The next high
tide at Piney Point is at 7:12 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
-------- --------- --------- --------- ------- --------
12/07 PM 3.8 2.2 2.1 1.0 Minor
13/08 AM 3.5 1.9 2.1 1.0 Minor
13/07 PM 3.2 1.6 1.7 1.0 None
14/09 AM 2.7 1.1 1.3 1.0 None
14/10 PM 3.0 1.4 1.5 1.0 None
15/09 AM 3.0 1.4 1.7 1.0 None
&&
$$
MDZ014-130545-
/O.CON.KLWX.CF.Y.0055.251013T0000Z-251013T0700Z/
Anne Arundel-
531 PM EDT Sun Oct 12 2025
...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 3 AM EDT
MONDAY...
* WHAT...Up to one half foot of inundation above ground level
expected in low lying areas due to tidal flooding.
* WHERE...Shoreline in Anne Arundel County.
* WHEN...From 8 PM this evening to 3 AM EDT Monday, especially
around the time of high tide.
* IMPACTS...At 2.8 feet, flooding of some of the parking area
near Dock Street in Annapolis may occur, with water
surrounding the Alex Haley Memorial.
* ADDITIONAL DETAILS...Tides one to one and a half feet above
normal. The next high tide at Annapolis U.S. Naval Academy is at
11:05 PM.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If travel is required, allow extra time as some roads may be
closed. Do not drive around barricades or through water of
unknown depth. Take the necessary actions to protect flood-prone
property.
&&
Time of high total tides are approximate to the nearest hour.
Severn River at Annapolis
MLLW Categories - Minor 2.6 ft, Moderate 3.3 ft, Major 5.0 ft
MHHW Categories - Minor 1.2 ft, Moderate 1.9 ft, Major 3.6 ft
Total Total Departure
Day/Time Tide Tide from Norm Waves Flood
ft MLLW ft MHHW ft ft Impact
-------- --------- --------- --------- ------- --------
12/11 PM 2.9 1.5 1.2 1.0 Minor
13/09 AM 2.3 0.9 1.2 1.0 None
14/12 AM 2.2 0.8 0.6 0.5 None
14/11 AM 1.4 -0.0 0.3 0.5 None
15/02 AM 2.6 1.2 1.0 0.5 Minor
15/12 PM 2.3 0.9 1.1 0.5 None
&&
$$
MDZ016-VAZ057-130545-
/O.CON.KLWX.CF.Y.0055.000000T0000Z-251013T1500Z/
Charles-King George-
531 PM EDT Sun Oct 12 2025
...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT
MONDAY...
* 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 11 AM EDT Monday, 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 8:03 PM. The next
high tide at Indian Head is at 12:52 AM. The next high tide at
Goose Bay is at 8:58 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
-------- --------- --------- --------- ------- --------
12/08 PM 4.2 2.3 2.1 0.5 Minor
13/08 AM 3.7 1.8 1.9 0.5 Minor
13/09 PM 3.3 1.4 1.3 0.5 None
14/10 AM 2.6 0.7 0.8 0.5 None
14/11 PM 3.0 1.1 1.1 0.5 None
15/11 AM 3.2 1.3 1.4 0.5 None
&&
$$
MDZ018-130545-
/O.CON.KLWX.CF.Y.0054.000000T0000Z-251013T1400Z/
Calvert-
531 PM EDT Sun Oct 12 2025
...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 10 AM EDT
MONDAY...
* WHAT...Up to one half foot of inundation above ground level
expected in low lying areas due to tidal flooding.
* WHERE...Shoreline in Calvert County.
* WHEN...Until 10 AM EDT Monday, 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 3.0 feet, parking lots near Charles Street in Solomons
begin to flood, with several inches of water covering low-
lying portions of Charles Street and Williams Street.
* ADDITIONAL DETAILS...Tides one and a half to two feet above
normal. The next high tide at Chesapeake Beach is at 9:25 PM and
9:28 AM. The next high tide at Solomons Island is at 7:32 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
-------- --------- --------- --------- ------- --------
13/12 AM 3.2 1.8 1.4 1.0 Minor
14/12 AM 2.2 0.8 0.4 0.5 None
14/12 PM 1.7 0.3 0.3 0.5 None
15/01 AM 2.7 1.3 1.0 0.5 None
15/11 AM 2.5 1.1 1.2 0.5 None
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
-------- --------- --------- --------- ------- --------
12/07 PM 3.3 1.8 1.7 1.0 Minor
13/07 AM 3.2 1.7 1.7 1.0 Minor
13/08 PM 2.6 1.1 1.0 1.0 None
14/08 AM 2.0 0.5 0.5 1.0 None
14/10 PM 2.7 1.2 1.1 1.0 None
15/09 AM 2.7 1.2 1.3 1.0 None
&&
$$
DCZ001-130545-
/O.CON.KLWX.CF.Y.0055.251013T0200Z-251013T0800Z/
District of Columbia-
531 PM EDT Sun Oct 12 2025
...COASTAL FLOOD ADVISORY REMAINS IN EFFECT FROM 10 PM THIS
EVENING TO 4 AM EDT MONDAY...
* WHAT...Up to one half foot of inundation above ground level
expected in low lying areas due to tidal flooding.
* WHERE...Shoreline in the District of Columbia.
* WHEN...From 10 PM this evening to 4 AM EDT Monday, especially
around the time of high tide.
* IMPACTS...Low lying areas near Fletchers Boathouse begin to
flood. Portions of Roosevelt Island are flooded.
* ADDITIONAL DETAILS...Tides one and a half to two feet above
normal. The next high tide at Washington Channel is at 1:06 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.
&&
$$
VAZ054-130545-
/O.CON.KLWX.CF.Y.0056.251013T0200Z-251013T0800Z/
Arlington/Falls Church/Alexandria-
531 PM EDT Sun Oct 12 2025
...COASTAL FLOOD ADVISORY REMAINS IN EFFECT FROM 10 PM THIS
EVENING TO 4 AM EDT MONDAY...
* WHAT...Up to one half foot of inundation above ground level
expected in low lying areas due to tidal flooding.
* WHERE...Shoreline in the City of Alexandria and Arlington
County.
* WHEN...From 10 PM this evening to 4 AM EDT Monday, especially
around the time of high tide.
* IMPACTS...Water is expected to approach the curb near the
intersection of King Street and Strand Street in Alexandria.
* ADDITIONAL DETAILS...Tides one and a half to two feet above
normal. The next high tide at Alexandria is at 1:24 AM.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If travel is required, allow extra time as some roads may be
closed. Do not drive around barricades or through water of
unknown depth. Take the necessary actions to protect flood-prone
property.
&&
$$
KLW