Bay City News Service

The National Weather Service has issued a dense fog advisory for parts of the Bay Area on Sunday morning.

Heavy fog is reported in the Central Valley, Delta, and into the East Bay, the weather service said, and visibility is starting to lower in parts of the North Bay.

Motorists and boaters should use caution and expect areas of visibility of one-quarter mile or less in dense fog. Drivers should use low beam headlights and maintain a safe following distance, the weather service said. Source: www.mercurynews.com