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

Dense Fog Advisory for Northern Blue Mountains Foothills

The National Weather Service has issued an updated dense fog advisory for the Foothills of the Northern Blue Mountains of Oregon, remaining in effect until 10 a.m. on Wednesday morning.

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

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

This advisory indicates that widespread dense fog is present in the area, reducing visibility to a quarter-mile or even less. Such conditions significantly complicate travel, requiring heightened caution for all drivers.

Travel Safety Recommendations

Reduce your speed and allow additional time to reach your destination safely.
Keep your vehicle visible by using low-beam headlights, which also activate taillights.
Use fog lights if your vehicle is equipped with them.
Avoid using high beams as they cause glare, decreasing visibility.
Maintain a generous distance from the vehicle ahead to react safely to sudden traffic changes.
Follow lane markings closely to stay safely within your lane.

Overview

The weather conditions in eastern Oregon can shift rapidly. Residents and travelers are urged to remain alert and adapt driving habits to ensure safety until the fog advisory expires.

Author’s Summary: The National Weather Service warns of dense fog limiting visibility to a quarter-mile in Oregon’s Northern Blue Mountains Foothills, urging careful driving and reduced speeds.

OregonLive.com — 2025-11-06

Dense Fog Advisory for Northern Blue Mountains Foothills

Travel Safety Recommendations

Overview

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