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Warning

Special Marine Warning

Tidal Potomac from Indian Head to Cobb Island MD; Tidal Potomac from Cobb Island MD to Smith Point VA

Until Oct 16, 10:15 PM EDT

Moving east at 46 mph
20 MI
20 MI
Map of the Special Marine Warning over Tidal Potomac from Indian Head to Cobb Island MD, with the area it draws around the storm. Drawn on the national sheet; the scale is at its foot.
In force from
Oct 16, 9:42 PM EDT
Until
Oct 16, 10:15 PM EDT
Issued
Oct 16, 9:11 PM EDT
Updated
1 time, last Oct 16, 9:42 PM EDT
Office
Baltimore MD/Washington, DC
Number
282 of its kind from this office this year
Severity
Severe, Immediate, Likely
Storm motion
Moving east at 46 mph
Where
Atlantic waters

A SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 1015 PM EDT

For the following areas... Tidal Potomac from Cobb Island MD to Smith Point VA... Tidal Potomac from Indian Head to Cobb Island MD...

At 942 PM EDT, strong thunderstorms were located along a line extending from near Port Tobacco River to Colonial Beach to 15 nm southwest of Westmoreland State Park, moving east at 40 knots.

Hazard
Wind gusts 34 knots or greater.
Source
Radar indicated.
Impact
Boaters in small craft could be thrown overboard by suddenly higher winds and waves capsizing their vessel.

Locations impacted include... Breton Bay, Potomac Creek, Saint Clements Bay, Maryland Point, Nanjemoy Creek, Port Tobacco River, Cobb Island, Swan Point, Coltons Point, Mathias Point, U.S. 301 Nice Memorial Bridge, Wicomico River, White Point Beach, Popes Creek, Brent Point, Nomini Bay, Fairview Beach, Colonial Beach, and Dahlgren.

What to do

Move to safe harbor until hazardous weather passes.

Read the platesHow to read a warning FB-STN-001

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