Coastal Flood Warnings/Watches/Statements
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
203
WHUS41 KLWX 110917
CFWLWX
URGENT - IMMEDIATE BROADCAST REQUESTED
Coastal Hazard Message
National Weather Service Baltimore MD/Washington DC
517 AM EDT Sat Oct 11 2025
MDZ014-111900-
/O.NEW.KLWX.CF.Y.0054.251011T2300Z-251012T0500Z/
/O.NEW.KLWX.CF.A.0006.251012T2300Z-251013T0700Z/
Anne Arundel-
517 AM EDT Sat Oct 11 2025
...COASTAL FLOOD ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO
1 AM EDT SUNDAY...
...COASTAL FLOOD WATCH IN EFFECT FROM SUNDAY EVENING THROUGH LATE
SUNDAY NIGHT...
* 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 Anne Arundel County.
* WHEN...For the Coastal Flood Advisory, from 7 PM this evening
to 1 AM EDT Sunday, especially around the time of high tide.
For the Coastal Flood Watch, from Sunday evening through late
Sunday night, especially around the time of high tide.
* IMPACTS...At 3.2 feet, water begins to approach businesses on
Dock Street in Annapolis. The City Dock parking lot is
flooded. Compromise Street is flooded.
* ADDITIONAL DETAILS...Tides one to one and a half feet above
normal. The next high tide at Annapolis U.S. Naval Academy is at
8:23 AM and 10:01 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
-------- --------- --------- --------- ------- --------
11/08 AM 2.2 0.8 1.0 0.5 None
11/10 PM 2.9 1.5 1.1 1.0 Minor
12/09 AM 2.3 0.9 1.1 1.0 None
12/10 PM 3.2 1.8 1.5 1.0 Minor
13/09 AM 1.7 0.3 0.6 1.0 None
13/11 PM 2.0 0.6 0.4 0.5 None
&&
$$
MDZ017-111900-
/O.NEW.KLWX.CF.Y.0054.251012T0900Z-251012T1300Z/
/O.NEW.KLWX.CF.A.0006.251012T2000Z-251013T0300Z/
St. Marys-
517 AM EDT Sat Oct 11 2025
...COASTAL FLOOD ADVISORY IN EFFECT FROM 5 AM TO 9 AM EDT
SUNDAY...
...COASTAL FLOOD WATCH 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 6:35 AM and
6:49 PM. The next high tide at Piney Point is at 5:59 AM and
6:13 PM. The next high tide at Point Lookout is at 5:43 PM and
5:41 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.
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
-------- --------- --------- --------- ------- --------
11/05 AM 2.9 1.3 1.5 0.5 None
11/06 PM 3.4 1.8 1.6 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 3.4 1.8 2.1 1.0 None
13/08 PM 3.3 1.7 1.7 1.0 None
&&
$$
MDZ016-VAZ057-111900-
/O.NEW.KLWX.CF.Y.0054.251011T2200Z-251013T0400Z/
Charles-King George-
517 AM EDT Sat Oct 11 2025
...COASTAL FLOOD ADVISORY IN EFFECT FROM 6 PM THIS EVENING 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 PM this evening 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 Dahlgren is at 6:33 AM and 7:02
PM. The next high tide at Goose Bay is at 7:45 AM and 7:59 PM.
The next high tide at Indian Head is at 11:39 AM and 11:53 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
-------- --------- --------- --------- ------- --------
11/06 AM 3.1 1.2 1.2 0.5 None
11/07 PM 3.6 1.7 1.4 0.5 Minor
12/08 AM 3.8 1.9 1.9 0.5 Minor
12/08 PM 4.3 2.4 2.2 0.5 Minor
13/08 AM 3.4 1.5 1.6 0.5 None
13/09 PM 3.0 1.1 1.0 0.5 None
&&
$$
MDZ018-111900-
/O.NEW.KLWX.CF.Y.0054.251012T1000Z-251013T0400Z/
Calvert-
517 AM 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 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 3.5 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 5:33 AM and
6:26 PM. The next high tide at Chesapeake Beach is at 7:23 AM
and 8:24 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
-------- --------- --------- --------- ------- --------
11/07 AM 2.4 1.0 1.0 0.5 None
11/10 PM 3.0 1.6 1.1 1.0 Minor
12/11 AM 2.8 1.4 1.5 1.0 None
12/10 PM 3.3 1.9 1.5 1.0 Minor
13/08 AM 2.6 1.2 1.3 0.5 None
14/12 AM 2.6 1.2 0.8 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
-------- --------- --------- --------- ------- --------
11/05 AM 2.6 1.1 1.0 1.0 None
11/06 PM 2.8 1.3 1.1 1.0 None
12/07 AM 3.0 1.5 1.5 1.0 Minor
12/08 PM 3.7 2.2 2.0 2.0 Minor
13/07 AM 3.0 1.5 1.5 1.0 Minor
13/08 PM 2.5 1.0 0.9 1.0 None
&&
$$
VAZ054-111900-
/O.NEW.KLWX.CF.Y.0054.251012T0400Z-251013T0800Z/
Arlington/Falls Church/Alexandria-
517 AM EDT Sat Oct 11 2025
...COASTAL FLOOD ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 4 AM
EDT MONDAY...
* WHAT...Up to one 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 midnight tonight 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 two to two and a half feet above
normal. The next high tide at Alexandria is at 12:11 PM and
12:25 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.
&&
$$