Update: Dense fog advisory affecting Foothills of the Northern Blue Mountains of Oregon Wednesday morning

Dense Fog Advisory Issued for Foothills of the Northern Blue Mountains

The National Weather Service has issued an updated dense fog advisory effective until 10 a.m. for the Foothills of the Northern Blue Mountains in Oregon. Drivers in the area should prepare for reduced visibility and hazardous travel conditions.

"Visibility as low as 1/4 mile in dense fog."

"Low visibility could make driving conditions hazardous."

The advisory indicates that widespread dense fog has formed, limiting visibility to a quarter-mile or less. Such conditions significantly impact travel safety, urging motorists to proceed with extra caution or delay their trips if possible.

Safety Recommendations for Drivers

Summary

Motorists in the northern Oregon foothills should remain cautious due to dense fog, which can drastically reduce visibility and make driving conditions hazardous.

Author’s summary: Drivers in Oregon’s northern foothills face dangerous travel conditions due to widespread dense fog, with visibility dropping to a quarter-mile or less.

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OregonLive.com OregonLive.com — 2025-11-05

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