Dense Fog Advisory issued February 25 at 5:32AM PST until February 25 at 10:00AM PST by NWS Portland OR
Issue date: 2026-02-25T13:32+00:00
* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Portland Metro Lowlands, Greater Vancouver Metro, Lower Columbia River and Cowlitz River Valleys, Central Willamette Valley, and North Oregon Coast Range Lowlands. * WHEN...Until 10 AM PST this morning. * IMPACTS...Low visibility could make driving conditions hazardous.
