Dense fog blanketed San Diego County valley areas early Wednesday, making for treacherous road conditions.
"A slightly deeper marine layer will bring areas of dense fog to portions of the San Diego County valleys ... through mid-morning today, resulting in a potentially hazardous morning commute," according to the National Weather Service.
The agency issued a dense fog advisory for the valleys until 9 a.m. Visibility was at a quarter-mile or less at times, an NWS advisory said.
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Affected communities included Rainbow, Fallbrook, Pauma Valley, Ramona, Santee and Jamul, as well as portions of Interstates 15 and 8 and highways 78, 67 and 52.
Motorists were encouraged to slow down, use their low beam headlights and to leave plenty of distance between vehicles.
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-City News Service
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