584
WHUS41 KLWX 111856
CFWLWX
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
256 PM EDT SUN OCT 11 2026
MDZ018-112000-
/O.CAN.KLWX.CF.Y.0051.000000T0000Z-261011T2200Z/
CALVERT-
256 PM EDT SUN OCT 11 2026
..COASTAL FLOOD ADVISORY IS CANCELLED
WATER LEVELS WILL LIKELY FALL JUST SHORT OF MINOR TIDAL FLOODING.
VAZ054-120300-
/O.EXB.KLWX.CF.Y.0051.261011T2300Z-261012T0300Z/
ARLINGTON/FALLS CHURCH/ALEXANDRIA-
256 PM EDT SUN OCT 11 2026
...COASTAL FLOOD ADVISORY IN EFFECT FROM 7 PM TO 11 PM EDT THIS
EVENING...
* 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 7 PM TO 11 PM EDT THIS EVENING, 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 TO ONE AND A HALF FEET ABOVE
NORMAL. THE NEXT HIGH TIDE AT ALEXANDRIA IS AT 9:44 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.
MDZ016-VAZ057-112200-
/O.CON.KLWX.CF.Y.0051.000000T0000Z-261011T2200Z/
CHARLES-KING GEORGE-
256 PM EDT SUN OCT 11 2026
...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 6 PM EDT THIS
EVENING...
* WHAT...UP TO ONE HALF FOOT OF INUNDATION ABOVE GROUND LEVEL IN
LOW LYING AREAS DUE TO TIDAL FLOODING.
* WHERE...SHORELINE IN CHARLES AND KING GEORGE COUNTIES.
* WHEN...UNTIL 6 PM EDT THIS EVENING, 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 ONE AND A HALF TO TWO FEET ABOVE
NORMAL. THE NEXT HIGH TIDE AT DAHLGREN IS AT 4:12 PM. THE NEXT
HIGH TIDE AT GOOSE BAY IS AT 5:18 PM. THE NEXT HIGH TIDE AT
INDIAN HEAD IS AT 9:12 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
-------- --------- --------- --------- ------- --------
11/04 PM 3.9 2.0 1.7 1.0 MINOR
12/04 AM 3.1 1.2 1.1 0.5 NONE
12/04 PM 2.6 0.7 0.5 0.5 NONE
13/06 AM 2.7 0.8 0.8 0.5 NONE
13/05 PM 3.1 1.2 1.0 0.5 NONE
14/05 AM 2.7 0.8 0.9 0.5 NONE
MDZ014-120300-
/O.CON.KLWX.CF.Y.0051.261011T1900Z-261012T0300Z/
ANNE ARUNDEL-
256 PM EDT SUN OCT 11 2026
...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 11 PM EDT THIS
EVENING...
* WHAT...UP TO ONE FOOT OF INUNDATION ABOVE GROUND LEVEL
EXPECTED IN LOW LYING AREAS DUE TO TIDAL FLOODING.
* WHERE...SHORELINE IN ANNE ARUNDEL COUNTY.
* WHEN...UNTIL 11 PM EDT THIS EVENING, 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
6:51 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
-------- --------- --------- --------- ------- --------
11/06 PM 3.1 1.7 1.4 1.0 MINOR
12/06 AM 2.4 1.0 1.1 0.5 NONE
12/07 PM 1.7 0.3 0.0 0.5 NONE
13/07 AM 2.1 0.7 0.8 0.5 NONE
13/08 PM 2.6 1.2 0.9 1.0 MINOR
14/07 AM 2.0 0.6 0.8 0.5 NONE
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