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Tillamook County Emergency Management
Tuesday October 21st, 2025 :: 05:23 a.m. PDT

Advisory

Dense Fog Advisory until 11:00AM

* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Central and Southern Willamette Valley, South Washington and North and Central Oregon Coast, Portland Metro Lowlands, Greater Vancouver Metro, Lower Columbia River and Cowlitz River Valleys, North Oregon Coast Range Lowlands, and Portland West Hills and Chehalem Mountain.

* WHEN...Until 11 AM PDT this morning.

* IMPACTS...Low visibility could make driving conditions hazardous.

* AFFECTED AREAS: CLATSOP COUNTY COAST ... TILLAMOOK COUNTY COAST ... CENTRAL COAST OF OREGON ... NORTH OREGON COAST RANGE LOWLANDS ... LOWER COLUMBIA RIVER ... TUALATIN VALLEY ... WEST HILLS AND CHEHALEM MOUNTAINS ... INNER PORTLAND METRO ... EAST PORTLAND METRO ... WEST CENTRAL WILLAMETTE VALLEY ... EAST CENTRAL WILLAMETTE VALLEY ... BENTON COUNTY LOWLANDS ... LINN COUNTY LOWLANDS ... LANE COUNTY LOWLANDS ... SOUTH WASHINGTON COAST ... COWLITZ COUNTY LOWLANDS ... NORTH CLARK COUNTY LOWLANDS ... INNER VANCOUVER METRO ... EAST CLARK COUNTY LOWLANDS

Instructions:

If driving, slow down, use your headlights, and leave plenty of distance ahead of you. If driving, slow down and leave plenty of distance ahead of you. Pedestrians and cyclists should wear bright or reflective clothing to increase the chances of being seen by others in poor visibility conditions.

Address/Location
Tillamook County Emergency Management
201 Laurel Ave
Tillamook, OR 97141

Contact
Emergency: 9-1-1
Non-emergencies: 503-842-3412

Submit an anonymous web tip

Alert Details

Severity:
Moderate - Possible threat to life or property
Urgency:
Expected - Responsive action SHOULD be taken soon (within next hour)
Certainty:
Likely (p > ~50%)
Category:
Meteorological (inc. flood)
Event:
Dense Fog Advisory

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