Dense Fog Advisory issued December 11 at 3:11AM EST until December 11 at 11:00AM EST by NWS Baltimore MD/Washington DC

* WHAT…For the Dense Fog Advisory, dense fog will reduce
visibility to 1/4 to 1/2 NM. For the Gale Warning, southwest
winds 15 to 25 kt with gusts up to 40 kt expected.

* WHERE…Patapsco River including Baltimore Harbor.

* WHEN…For the Dense Fog Advisory, until 11 AM EST this
morning. For the Gale Warning, until midnight EST tonight.

* IMPACTS…Strong winds will cause hazardous waves which could
capsize or damage vessels. Low visibility will make navigation
difficult.