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Dense Fog Advisory


URGENT - MARINE WEATHER MESSAGE
National Weather Service Baltimore MD/Washington DC
831 PM EST Sat Dec 6 2025

ANZ536-537-070945-
/O.NEW.KLWX.MF.Y.0002.251207T0131Z-251207T1400Z/
Tidal Potomac from Indian Head to Cobb Island MD-
Tidal Potomac from Cobb Island MD to Smith Point VA-
831 PM EST Sat Dec 6 2025

...DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM EST SUNDAY...

* WHAT...Dense fog will reduce visibility to less than 1 NM.

* WHERE...Tidal Potomac River from Indian Head MD to Smith Point
  VA.

* WHEN...Until 9 AM EST Sunday.

* IMPACTS...Low visibility will make navigation difficult.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must navigate, proceed with caution. Use proper fog
signals. Make sure all running lights are on. Remember to use
your radar and compass.

&&

$$

CJL

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
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