The National Weather Service has issued a dense fog advisory until 9 a.m. Thursday. Visibility is only around a quarter mile or less, so driving will be impaired.
Unseasonably warm air hit the icy waters of the Potomac River creating an ethereal cloudlike effect on Friday. See images snapped by WTOP photographer Dave Dildine.
Drivers on Tuesday headed out for the morning rush later in the day as ice and fog lingered throughout the D.C. region. The icy conditions prompted some school systems to change from opening late to not opening at all. Here are photos of the early morning fog that hovered over the region and ice from around the area.
Ice and fog cover the region for the Monday morning commute. View photos of the weather and submit your own on Twitter using #WTOP.
A Dense Fog Advisory is in effect for the entire WTOP listening area until 9 a.m. Wednesday.
The National Weather Service has issued a dense fog advisory until 10 a.m. for much of the metro area.
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