Coastal Flood Warnings/Watches/Statements
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
423
WHUS41 KLWX 120258
CFWLWX
Coastal Hazard Message
National Weather Service Baltimore MD/Washington DC
1058 PM EDT Sat Oct 11 2025
MDZ016-VAZ057-121100-
/O.CAN.KLWX.CF.Y.0054.000000T0000Z-251013T0400Z/
/O.NEW.KLWX.CF.Y.0055.251012T1000Z-251013T0400Z/
Charles-King George-
1058 PM EDT Sat Oct 11 2025
...COASTAL FLOOD ADVISORY IN EFFECT FROM 6 AM SUNDAY TO MIDNIGHT
EDT SUNDAY NIGHT...
* WHAT...Up to one foot of inundation above ground level
expected in low lying areas due to tidal flooding.
* WHERE...Shoreline in Charles and King George Counties.
* WHEN...From 6 AM Sunday to midnight EDT Sunday night,
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 Indian Head is at 11:53 PM and
12:39 PM. The next high tide at Goose Bay is at 8:45 AM and 8:58
PM. The next high tide at Dahlgren is at 7:31 AM and 8:03 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.
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
-------- --------- --------- --------- ------- --------
11/07 PM 3.5 1.6 1.3 0.5 Minor
12/08 AM 3.6 1.7 1.7 1.0 Minor
12/08 PM 4.1 2.2 2.0 0.5 Minor
13/08 AM 3.3 1.4 1.5 0.5 None
13/09 PM 2.8 0.9 0.8 0.5 None
14/10 AM 2.5 0.6 0.7 0.5 None
&&
$$
MDZ014-121100-
/O.CAN.KLWX.CF.Y.0054.000000T0000Z-251012T0500Z/
/O.CON.KLWX.CF.A.0006.251012T2300Z-251013T0700Z/
Anne Arundel-
1058 PM EDT Sat Oct 11 2025
...COASTAL FLOOD WATCH REMAINS IN EFFECT FROM SUNDAY EVENING
THROUGH LATE SUNDAY NIGHT...
...COASTAL FLOOD ADVISORY IS CANCELLED...
* WHAT...Up to one half foot of inundation above ground level
possible in low lying areas due to tidal flooding.
* WHERE...Shoreline in Anne Arundel County.
* WHEN...From Sunday evening through late Sunday night,
especially around the time of high tide.
* IMPACTS...At 3.0 feet, Compromise Street begins to flood in
Annapolis. Flooding of much of the City Dock parking lot is
occurring.
* ADDITIONAL DETAILS...Tides one to one and a half feet above
normal. The next high tide at Annapolis U.S. Naval Academy is at
9:20 AM and 11:05 PM.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If travel is required, allow extra time as some roads may be
closed. Do not drive around barricades or through water of
unknown depth. Take the necessary actions to protect flood-prone
property.
&&
Time of high total tides are approximate to the nearest hour.
Severn River at Annapolis
MLLW Categories - Minor 2.6 ft, Moderate 3.3 ft, Major 5.0 ft
MHHW Categories - Minor 1.2 ft, Moderate 1.9 ft, Major 3.6 ft
Total Total Departure
Day/Time Tide Tide from Norm Waves Flood
ft MLLW ft MHHW ft ft Impact
-------- --------- --------- --------- ------- --------
11/10 PM 2.8 1.4 1.0 1.0 Minor
12/09 AM 2.3 0.9 1.1 1.0 None
12/10 PM 3.0 1.6 1.3 1.0 Minor
13/11 PM 1.5 0.1 -0.1 0.5 None
14/12 PM 1.4 -0.0 0.2 0.5 None
&&
$$
MDZ017-121100-
/O.CON.KLWX.CF.Y.0054.251012T0900Z-251012T1300Z/
/O.CON.KLWX.CF.A.0006.251012T2000Z-251013T0300Z/
St. Marys-
1058 PM EDT Sat Oct 11 2025
...COASTAL FLOOD ADVISORY REMAINS IN EFFECT FROM 5 AM TO 9 AM EDT
SUNDAY...
...COASTAL FLOOD WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON
THROUGH SUNDAY EVENING...
* WHAT...For the Coastal Flood Advisory, up to one half foot of
inundation above ground level expected in low lying areas due
to tidal flooding. For the Coastal Flood Watch, up to one foot
of inundation above ground level possible in low lying areas
due to tidal flooding.
* WHERE...Shoreline in St. Marys County.
* WHEN...For the Coastal Flood Advisory, from 5 AM to 9 AM EDT
Sunday, especially around the time of high tide. For the
Coastal Flood Watch, from Sunday afternoon through Sunday
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 Coltons Point is at 7:35 AM and
7:48 PM. The next high tide at Piney Point is at 6:59 AM and
7:12 PM. The next high tide at Point Lookout is at 5:41 AM and
6:44 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
-------- --------- --------- --------- ------- --------
11/06 PM 3.3 1.7 1.5 1.0 None
12/07 AM 3.5 1.9 2.0 1.0 Minor
12/07 PM 4.0 2.4 2.3 1.0 Moderate
13/07 AM 3.3 1.7 2.0 1.0 None
13/08 PM 2.9 1.3 1.3 1.0 None
14/09 AM 2.6 1.0 1.2 1.0 None
&&
$$
MDZ018-121100-
/O.CON.KLWX.CF.Y.0054.251012T1000Z-251013T0400Z/
Calvert-
1058 PM EDT Sat Oct 11 2025
...COASTAL FLOOD ADVISORY REMAINS IN EFFECT FROM 6 AM SUNDAY TO
MIDNIGHT EDT SUNDAY NIGHT...
* 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...From 6 AM Sunday to midnight EDT Sunday night,
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 8:22 AM and
9:25 PM. The next high tide at Solomons Island is at 6:31 AM and
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
-------- --------- --------- --------- ------- --------
11/10 PM 2.9 1.5 1.0 1.0 None
12/09 AM 2.7 1.3 1.3 1.0 None
12/10 PM 3.0 1.6 1.2 1.0 Minor
13/08 AM 2.3 0.9 1.0 0.5 None
14/12 AM 2.0 0.6 0.2 0.5 None
14/12 PM 1.7 0.3 0.3 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
-------- --------- --------- --------- ------- --------
11/06 PM 2.7 1.2 1.0 1.0 None
12/07 AM 3.0 1.5 1.5 1.0 Minor
12/07 PM 3.3 1.8 1.7 1.0 Minor
13/07 AM 2.9 1.4 1.4 1.0 None
13/08 PM 2.2 0.7 0.6 1.0 None
14/08 AM 2.0 0.5 0.5 1.0 None
&&
$$
VAZ054-121100-
/O.CON.KLWX.CF.Y.0054.251012T0400Z-251013T0800Z/
Arlington/Falls Church/Alexandria-
1058 PM EDT Sat Oct 11 2025
...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 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...Until 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 12:25 AM and 1:11
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.
&&
$$