On Saturday at 7:32 a.m. the National Weather Service issued a dense fog advisory in effect until 4 p.m. for 5 Freeway through Grapevine.

“Visibility one quarter mile or less in dense fog,” can be expected according to the NWS Hanford CA . “Areas impacted include Interstate 5.”

“Low visibility could make driving conditions hazardous,” according to the NWS. “If driving, slow down, use your headlights, and leave plenty of distance ahead of you.”

Navigating fog: Safety tips by the NWS

If a dense fog advisory is issued for your area, it means that widespread dense fog has developed and visibility often drops to just a quarter-mile or less. These conditions can make driving challenging, so exercise extreme caution on the road, and if possible, consider delaying your trip.

If you must dri

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