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Coastal Flood Warnings/Watches/Statements
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
000
WHUS41 KLWX 111254
CFWLWX
URGENT - IMMEDIATE BROADCAST REQUESTED
Coastal Hazard Message
National Weather Service Baltimore MD/Washington DC
854 AM EDT Thu Apr 11 2024
MDZ014-112100-
/O.UPG.KLWX.CF.A.0010.240412T0800Z-240412T1900Z/
/O.NEW.KLWX.CF.W.0011.240411T2000Z-240412T1800Z/
/O.EXT.KLWX.CF.Y.0044.000000T0000Z-240411T2000Z/
Anne Arundel-
854 AM EDT Thu Apr 11 2024
...COASTAL FLOOD ADVISORY NOW IN EFFECT UNTIL 4 PM EDT THIS
AFTERNOON...
...COASTAL FLOOD WARNING IN EFFECT FROM 4 PM THIS AFTERNOON TO
2 PM EDT FRIDAY...
* WHAT...For the Coastal Flood Advisory, up to one half foot of
inundation above ground level in low lying areas due to tidal
flooding. For the Coastal Flood Warning, one to two feet of
inundation above ground level expected in low lying areas due
to tidal flooding.
* WHERE...Shoreline in Anne Arundel County.
* WHEN...For the Coastal Flood Advisory, until 4 PM EDT this
afternoon, especially around the time of high tide. For the
Coastal Flood Warning, from 4 PM this afternoon to 2 PM EDT
Friday, 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 three feet above normal. The
next high tide at Annapolis U.S. Naval Academy is at 8:07 PM
tonight and 9:00 AM Friday morning.
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 6.0 ft
MHHW Categories - Minor 1.2 ft, Moderate 1.9 ft, Major 4.6 ft
Total Total Departure
Day/Time Tide Tide from Norm Waves Flood
ft MLLW ft MHHW ft ft Impact
-------- --------- --------- --------- ------- --------
11/08 AM 2.9 1.5 1.3 1.0 Minor
11/09 PM 3.3 1.9 2.4 2.0 Moderate
12/08 AM 4.0 2.6 2.6 1.0 Moderate
12/07 PM 2.2 0.8 1.5 0.5 None
13/09 AM 2.0 0.6 0.6 0.5 None
13/09 PM 1.1 -0.3 0.3 0.5 None
&&
$$
MDZ017-112100-
/O.UPG.KLWX.CF.A.0010.240412T0600Z-240412T1500Z/
/O.NEW.KLWX.CF.W.0011.240411T1800Z-240412T1400Z/
/O.EXT.KLWX.CF.Y.0044.000000T0000Z-240411T1800Z/
St. Marys-
854 AM EDT Thu Apr 11 2024
...COASTAL FLOOD ADVISORY NOW IN EFFECT UNTIL 2 PM EDT THIS
AFTERNOON...
...COASTAL FLOOD WARNING IN EFFECT FROM 2 PM THIS AFTERNOON TO
10 AM EDT FRIDAY...
* WHAT...For the Coastal Flood Advisory, inundation up to one-half
foot above ground level in low lying areas due to tidal
flooding. For the Coastal Flood Warning, one to two feet of
inundation above ground level expected in low lying areas due
to tidal flooding.
* WHERE...Shoreline in St. Marys County.
* WHEN...For the Coastal Flood Advisory, until 2 PM EDT this
afternoon, especially around the time of high tide. For the
Coastal Flood Warning, from 2 PM this afternoon to 10 AM EDT
Friday, 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 three feet above normal. The
next high tide at Piney Point is at 5:27 PM and 5:36 AM. The
next high tide at Coltons Point is at 6:03 PM and 6:12 AM. The
next high tide at Point Lookout is at 4:13 PM and 4:49 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.
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 PM 3.6 2.0 2.1 2.0 Moderate
12/05 AM 3.9 2.3 2.2 2.0 Moderate
12/05 PM 2.9 1.3 1.5 2.0 None
13/06 AM 2.5 0.9 0.8 2.0 None
13/07 PM 1.9 0.3 0.5 1.0 None
&&
$$
MDZ008-112100-
/O.EXB.KLWX.CF.Y.0044.240412T0200Z-240412T0800Z/
Cecil-
854 AM EDT Thu Apr 11 2024
...COASTAL FLOOD ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO
4 AM EDT FRIDAY...
* WHAT...Up to one foot of inundation above ground level
expected in low lying areas due to tidal flooding.
* WHERE...Shoreline in Cecil County.
* WHEN...From 10 PM this evening to 4 AM EDT Friday, especially
around the time of high tide.
* IMPACTS...At 5.5 feet, minor shoreline flooding begins near
Chesapeake City. At 4.5 feet, minor shoreline flooding begins
near Charlestown.
* ADDITIONAL DETAILS...Tides up to 3 feet above normal. High tide
late tonight at Port Deposit is at 1:05 AM. High tide late
tonight at Chesapeake City is at 1:50 AM and Charlestown is at
1:33 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.
&&
$$
VAZ054-112100-
/O.EXA.KLWX.CF.Y.0044.000000T0000Z-240412T1200Z/
/O.CON.KLWX.CF.A.0010.240412T1200Z-240412T2000Z/
Arlington/Falls Church/Alexandria-
854 AM EDT Thu Apr 11 2024
...COASTAL FLOOD ADVISORY IN EFFECT UNTIL 8 AM EDT FRIDAY...
...COASTAL FLOOD WATCH REMAINS IN EFFECT FROM FRIDAY MORNING
THROUGH FRIDAY AFTERNOON...
* WHAT...For the Coastal Flood Advisory, up to one half foot of
inundation above ground level in low lying areas due to tidal
flooding. For the Coastal Flood Watch, one to two feet of
inundation above ground level possible in low lying areas due
to tidal flooding.
* WHERE...Shoreline in the City of Alexandria and Arlington
County.
* WHEN...For the Coastal Flood Advisory, until 8 AM EDT Friday,
especially around the time of high tide. For the Coastal Flood
Watch, from Friday morning through Friday afternoon,
especially around the time of high tide.
* IMPACTS...For the advisory, water is expected to approach the
curb near the intersection of King Street and Strand Street in
Alexandria. Water may approach buildings near King Street and
Union Street
* ADDITIONAL DETAILS...Tides two to two and a half feet above
normal. The next high tide at Alexandria is at 10:57 AM and
11:39 PM.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If travel is required, allow extra time as some roads may be
closed. Do not drive around barricades or through water of
unknown depth. Take the necessary actions to protect flood- prone
property.
&&
$$
DCZ001-112100-
/O.CON.KLWX.CF.Y.0044.000000T0000Z-240412T1200Z/
/O.CON.KLWX.CF.A.0010.240412T1200Z-240412T2000Z/
District of Columbia-
854 AM EDT Thu Apr 11 2024
...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT
FRIDAY...
...COASTAL FLOOD WATCH REMAINS IN EFFECT FROM FRIDAY MORNING
THROUGH FRIDAY AFTERNOON...
* WHAT...For the Coastal Flood Advisory, up to one foot of
inundation above ground level in low lying areas due to tidal
flooding. For the Coastal Flood Watch, one to two feet of
inundation above ground level possible in low lying areas due
to tidal flooding.
* WHERE...Shoreline in the District of Columbia.
* WHEN...For the Coastal Flood Advisory, until 8 AM EDT Friday,
especially around the time of high tide. For the Coastal Flood
Watch, from Friday morning through Friday afternoon,
especially around the time of high tide.
* IMPACTS...For the advisory, shoreline inundation is expected
along portions of the seawall adjacent to Ohio Drive and the
Hains Point Loop Road, and near the Tidal Basin and Jefferson
Memorial. For the watch, The unprotected area on the Southwest
Waterfront at the DC Seafood Market may flood. Water may
approach parts of the Hains Point Loop Road.
* ADDITIONAL DETAILS...Tides two to two and a half feet above
normal. The next high tide at Washington Channel is at 10:39 AM
and 11:21 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.
&&
$$
MDZ508-112100-
/O.CON.KLWX.CF.Y.0044.240411T1400Z-240412T0800Z/
/O.CON.KLWX.CF.A.0010.240412T1300Z-240412T1900Z/
Southeast Harford-
854 AM EDT Thu Apr 11 2024
...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 4 AM EDT
FRIDAY...
...COASTAL FLOOD WATCH REMAINS IN EFFECT FROM FRIDAY MORNING
THROUGH FRIDAY AFTERNOON...
* WHAT...For the Coastal Flood Advisory, one to two feet of
inundation above ground level expected in low lying areas due
to tidal flooding. For the Coastal Flood Watch, one to two
feet of inundation above ground level possible in low lying
areas due to tidal flooding.
* WHERE...Shoreline in Southeast Harford County.
* WHEN...For the Coastal Flood Advisory, until 4 AM EDT Friday,
especially around the time of high tide. For the Coastal Flood
Watch, from Friday morning through Friday afternoon,
especially around the time of high tide.
* IMPACTS...At 6.0 feet, the marina office at the Havre de Grace
Yacht Basin is flooded, along with the surrounding area.
Hutchins Park is flooded, as is the parking lot at Roberts
Park. The dock at Pier Number 1 is also covered by water.
* ADDITIONAL DETAILS...Tides up to 4 feet above normal. The next
high tide at Havre de Grace is at 12:22 PM and 1:05 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
-------- --------- --------- --------- ------- --------
11/12 PM 4.5 2.1 1.6 1.0 Minor
12/02 AM 5.4 3.0 3.6 2.0 Minor
12/01 PM 6.0 3.6 3.1 2.0 Moderate
13/01 AM 3.9 1.5 2.2 2.0 None
13/02 PM 3.9 1.5 1.2 2.0 None
14/02 AM 2.3 -0.1 0.7 1.0 None
&&
$$
MDZ011-112100-
/O.CON.KLWX.CF.Y.0044.240411T2300Z-240412T0800Z/
/O.CON.KLWX.CF.A.0010.240412T0800Z-240412T1900Z/
Southern Baltimore-
854 AM EDT Thu Apr 11 2024
...COASTAL FLOOD ADVISORY REMAINS IN EFFECT FROM 7 PM THIS
EVENING TO 4 AM EDT FRIDAY...
...COASTAL FLOOD WATCH REMAINS IN EFFECT FROM LATE TONIGHT
THROUGH FRIDAY AFTERNOON...
* WHAT...For the Coastal Flood Advisory, up to one foot of
inundation above ground level expected in low lying areas due
to tidal flooding. For the Coastal Flood Watch, one to two
feet of inundation above ground level possible in low lying
areas due to tidal flooding.
* WHERE...Shoreline in Southern Baltimore County and the city of
Baltimore.
* WHEN...For the Coastal Flood Advisory, from 7 PM this evening
to 4 AM EDT Friday, especially around the time of high tide.
For the Coastal Flood Watch, from late tonight through Friday
afternoon, 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 up to 3 feet above normal. High tide
tonight at Fort McHenry in Baltimore is at 9:41 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 3.0 ft, Moderate 5.0 ft, Major 6.0 ft
MHHW Categories - Minor 1.3 ft, Moderate 3.3 ft, Major 4.3 ft
Total Total Departure
Day/Time Tide Tide from Norm Waves Flood
ft MLLW ft MHHW ft ft Impact
-------- --------- --------- --------- ------- --------
11/09 AM 3.2 1.5 1.3 0.5 None
11/11 PM 3.9 2.2 3.0 1.0 Minor
12/09 AM 4.2 2.5 2.5 1.0 Minor
12/10 PM 2.4 0.7 1.4 1.0 None
13/10 AM 2.2 0.5 0.6 1.0 None
13/11 PM 1.3 -0.4 0.3 1.0 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
-------- --------- --------- --------- ------- --------
11/10 AM 2.8 1.1 1.0 1.0 None
12/12 AM 3.7 2.0 2.9 2.0 Minor
12/10 AM 4.4 2.7 2.7 1.0 Moderate
12/11 PM 2.4 0.7 1.5 1.0 None
13/11 AM 2.5 0.8 0.9 1.0 None
14/01 AM 1.5 -0.2 0.6 1.0 None
&&
$$
MDZ016-VAZ057-112100-
/O.CON.KLWX.CF.Y.0044.240411T2000Z-240412T1400Z/
Charles-King George-
854 AM EDT Thu Apr 11 2024
...COASTAL FLOOD ADVISORY REMAINS IN EFFECT FROM 4 PM THIS
AFTERNOON TO 10 AM EDT FRIDAY...
* WHAT...Up to one foot of inundation above ground level
expected in low lying areas due to tidal flooding.
* WHERE...Shoreline in Charles and King George Counties.
* WHEN...From 4 PM this afternoon to 10 AM EDT Friday,
especially around the time of high tide.
* IMPACTS...At 3.5 feet, water reaches yards near Cobb Island
and docks near Dahlgren.
* ADDITIONAL DETAILS...Tides two to two and a half feet above
normal. The next high tide at Goose Bay is at 7:13 PM and 7:22
AM. The next high tide at Dahlgren is at 5:59 PM and 6:20 AM.
The next high tide at Indian Head is at 10:25 AM and 11:07 PM.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If travel is required, allow extra time as some roads may be
closed. Do not drive around barricades or through water of
unknown depth. Take the necessary actions to protect flood-prone
property.
&&
Time of high total tides are approximate to the nearest hour.
Upper Machodoc Creek at Dahlgren
MLLW Categories - Minor 3.5 ft, Moderate 5.0 ft, Major 7.0 ft
MHHW Categories - Minor 1.6 ft, Moderate 3.1 ft, Major 5.1 ft
Total Total Departure
Day/Time Tide Tide from Norm Waves Flood
ft MLLW ft MHHW ft ft Impact
-------- --------- --------- --------- ------- --------
11/06 PM 3.6 1.7 1.9 2.0 Minor
12/06 AM 4.0 2.1 2.0 1.0 Minor
12/06 PM 2.8 0.9 1.2 0.5 None
13/07 AM 2.5 0.6 0.6 0.5 None
13/08 PM 1.8 -0.1 0.2 0.5 None
&&
$$
MDZ018-112100-
/O.CON.KLWX.CF.Y.0044.240412T0500Z-240412T1400Z/
Calvert-
854 AM EDT Thu Apr 11 2024
...COASTAL FLOOD ADVISORY REMAINS IN EFFECT FROM 1 AM TO 10 AM
EDT FRIDAY...
* 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 1 AM to 10 AM EDT Friday, 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 Chesapeake Beach is at 6:54 PM and
7:30 AM. The next high tide at Solomons Island is at 5:02 PM and
5:39 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 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 PM 2.7 1.3 1.8 2.0 None
12/06 AM 3.9 2.5 2.5 1.0 Minor
12/07 PM 2.5 1.1 1.6 0.5 None
13/07 AM 2.4 1.0 1.0 0.5 None
13/08 PM 1.2 -0.2 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
-------- --------- --------- --------- ------- --------
11/05 PM 2.8 1.3 1.5 2.0 None
12/05 AM 3.7 2.2 2.1 1.0 Minor
12/05 PM 2.4 0.9 1.2 1.0 None
13/05 AM 2.0 0.5 0.6 1.0 None
13/06 PM 1.5 0.0 0.3 1.0 None
&&
$$
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