One product issued by NWS for:
Coastal Flood Advisory
Coastal Hazard Message
National Weather Service Baltimore MD/Washington DC
635 AM EST Thu Nov 12 2026
MDZ014-121945-
/O.NEW.KLWX.CF.Y.0066.261113T2100Z-261114T0300Z/
Anne Arundel-
635 AM EST Thu Nov 12 2026
...COASTAL FLOOD ADVISORY IN EFFECT FROM 4 PM TO 10 PM EST
FRIDAY...
* WHAT...One and a half feet of inundation above ground level
expected in low lying areas due to tidal flooding.
* WHERE...Shoreline in Anne Arundel County.
* WHEN...From 4 PM to 10 PM EST Friday, especially around the
time of high tide.
* IMPACTS...Flooding of lots, parks, and roads with only
isolated road closures expected.
* ADDITIONAL DETAILS...Tides up to one half foot above normal. The
next high tide at Annapolis U.S. Naval Academy is at 7:34 PM and
6:48 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
-------- --------- --------- --------- ------- --------
12/06 AM 2.1 0.7 1.2 1.0 None
12/06 PM 2.7 1.3 1.4 1.0 Minor
14/08 AM 1.1 -0.3 0.2 1.0 None
14/08 PM 1.5 0.1 0.2 1.0 None
&&
$$