Coastal Flood Watch (9/27/24, 9/28/24)

 
Note: The Coastal Flood Watch has been upgraded for the DC region. The most recent watch issuances before the upgrade are below.
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A Coastal Flood Watch remains in effect from 2 am to 8 am Saturday, September 28, 2024 including the following Washington, DC region jurisdictions.

DISTRICT OF COLUMBIA.

Excerpted from the National Weather Service:

…COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING…
…COASTAL FLOOD WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY MORNING…

* 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, up to one half foot 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 this morning, especially around the time of high tide. For the Coastal Flood Watch, from late tonight through Saturday morning, especially around the time of high tide.

* IMPACTS…The unprotected area on the Southwest Waterfront at the DC Seafood Market is expected to flood. Water is expected to approach parts of the Hains Point Loop Road, but it will likely be closed.

* ADDITIONAL DETAILS…Tides one and a half to two feet above normal. The next high tide at Washington Channel is at 5:18 PM and 5:35 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.
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A Coastal Flood Watch remains in effect from 8 pm Friday, September 27 to 8 am Saturday, September 28, 2024 including the following Washington, DC region jurisdictions.

MARYLAND: Anne Arundel.

Excerpted from the National Weather Service:

…COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING…
…COASTAL FLOOD WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH SATURDAY MORNING…

* 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, 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, until 8 PM EDT this evening, especially around the time of high tide. For the Coastal Flood Watch, from this evening through Saturday morning, 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 and a half to two feet above normal. The next high tide at Annapolis U.S. Naval Academy is at 1:56 PM and 3:13 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.

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
——– ——— ——— ——— ——- ——–
27/02 PM 2.7 1.3 1.6 1.0 Minor
28/03 AM 3.4 2.0 1.8 1.0 Moderate
28/03 PM 2.7 1.3 1.6 1.0 Minor
29/03 AM 2.9 1.5 1.4 0.5 Minor
29/03 PM 2.5 1.1 1.3 1.0 None