Maryland, Virginia Minor Coastal Flood Advisory | Effective 10/21/2026 03:55

Headline: 
Coastal Flood Advisory issued October 21 at 6:55AM EDT until October 22 at 4:00PM EDT by NWS Baltimore MD/Washington DC
Event: 
Coastal Flood Advisory
Urgency: 
Expected
Effective: 
October 21, 2026 - 3:55am
Expires: 
October 21, 2026 - 1:00pm
Description: 
* WHAT...Up to one half foot of inundation above ground level expected in low lying areas due to tidal flooding. * WHERE...Shoreline in Charles and King George Counties. * WHEN...Until 4 PM EDT Thursday, 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 Goose Bay is at 1:10 PM and 1:30 AM. The next high tide at Dahlgren is at 11:44 AM and 12:06 AM. The next high tide at Indian Head is at 5:04 PM and 5:24 AM.
Instruction: 
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.
Area Description: 
Charles; King George
Forcast Office: 
NWS Baltimore MD/Washington DC
Sender: 
w-nws.webmaster@noaa.gov