Coast Range of Northwest Oregon-
Central Coast Range of Western Oregon-
Northern Oregon Cascade Foothills-
Cascade Foothills in Lane County-Western Columbia River Gorge-
South Washington Cascade Foothills-
Including the cities of Vernonia, Jewell, Sunset Summit,
Lees Camp, Trask, Grande Ronde, Burnt Woods, Tidewater,
Swisshome, Veneta, Sandy, Estacada, Silver Falls State Park,
Sweet Home, Vida, Jasper, Lowell, Cottage Grove, Corbett,
Rooster Rock, Multnomah Falls, Cascade Locks, Toutle, Ariel,
Lake Merwin, Yale Lake, Cougar, North Bonneville, and Stevenson
745 AM PDT Fri Oct 2 2020
…AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 6 PM PDT
MONDAY BELOW 2000 FEET…
* WHAT…Poor air quality below 2000 feet.
* WHERE…In Washington, South Washington Cascade Foothills and
Western Columbia River Gorge. In Oregon, Coast Range of
Northwest Oregon, Northern Oregon Cascade Foothills, Central
Coast Range of Western Oregon, Cascade Foothills in Lane
County and Western Columbia River Gorge.
* WHEN…Until 6 PM PDT Monday.
* IMPACTS…Poor air quality may cause issues for people with
* ADDITIONAL DETAILS…A strong inversion over the region will
act like a lid over the interior, limiting mixing of the air
mass. In addition, there will be patchy smoke in spots,
primarily closer to the Riverside and Beachie Creek fires.
People with respiratory illness should follow their physician’s
advice for dealing with high levels of air pollution during
periods of stagnant air.
According to state air quality agencies, prolonged periods of
stagnant air can hold pollutants close to the ground where people
live and breathe. Check with your local air quality agency for
any current restrictions in your area.
More information about air quality can be found at:
For more information from the National Weather Service visit