Smog advisory for Clark County as Eastern Washington wildfire smoke arrives
The Columbian
Last updated: August 5, 2026
Smoke from wildfires in Eastern Washington and Canada has reached Southwest Washington and the Portland metro area, causing a thick haze. This has led to a smog advisory being issued for Clark County.
- Clark County has issued a smog advisory due to the arrival of smoke from wildfires.
- The smoke originated from fires burning in Eastern Washington and Canada.
- The smoke plume moved into Southwest Washington and the Portland metro area overnight Tuesday.
- A thick haze has settled across much of the region as a result of the smoke.
- Residents in affected areas are advised to be aware of the air quality conditions.