An updated dense fog advisory was issued by the National Weather Service on Wednesday at 7:38 a.m. in effect until 10 a.m. for Central Oregon.

The weather service adds to anticipate, "Visibility as low as one quarter of a mile in dense fog."

"Low visibility could make driving conditions hazardous," comments the weather service. "If driving, slow down, use your headlights, and leave plenty of distance ahead of you."

Fog safety: Tips from the weather service for safe travels

When a dense fog advisory is issued for your area, it means that widespread dense fog has developed and visibility can plummet to a quarter-mile or less. These conditions pose challenges for travel, so exercise extra caution on the road or consider postponing your trip if possible.

If driving in fog becomes unavoida

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