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Oregon, Central Willamette Valley

Air Stagnation Advisory

Statement as of 1:51 PM PST on December 14, 2017

Expires 1:00 PM EST on December 15, 2017


... Air stagnation advisory remains in effect until 10 am PST
Friday...

* air quality... air quality may remain diminished due to an
extended period of stagnant air conditions.

* Timing... through early Friday morning.

* Locations... the southern Willamette Valley.

* Impacts... limited ventilation may result in deteriorating air
quality continuing through early Friday.

Precautionary/preparedness actions...

An air stagnation advisory indicates that due to limited movement
of an air mass across the advisory area, pollution will increase
to dangerous levels. Persons with respiratory illness should
follow their physicians advice for dealing with high levels of
air pollution.




Weather Severe Map
Alaska - Winter Weather Advisory , Record Report
Arizona - Record Report
California - Wind Advisory , Fire Weather Watch, Fire Weather Warning , Fire Weather Warning , Fire Weather Watch , Fire Weather Warning, Fire Weather Watch , Air Quality Alert , Record Report , Public Information Statement
Colorado - Public Information Statement
Connecticut - Special Statement , Record Report
Delaware - Winter Weather Advisory
District of Columbia - Winter Weather Advisory
Florida -
Hawaii - High Surf Advisory , Wind Advisory
Idaho - Winter Weather Advisory , Dense Fog Advisory , Air Stagnation Advisory , Air Quality Alert
Illinois -
Indiana -
Louisiana - Storm Surge Warning, Tropical Storm Warning
Maine - Wind Chill Advisory
Maryland - Winter Weather Advisory
Massachusetts - Special Statement
Michigan - Flood Warning , Flood Advisory , Winter Weather Advisory , Record Report
Missouri -
Montana - Wind Advisory , Freezing Fog Advisory , Winter Weather Advisory , Winter Weather Advisory, Freezing Fog Advisory
Nebraska - Record Report
Nevada -
New Jersey - Winter Weather Advisory
New Mexico -
New York - Winter Weather Advisory , Lake Effect Snow Warning , Lake Effect Snow Warning, Winter Weather Advisory
Oregon - Winter Weather Advisory , Air Stagnation Advisory , Air Quality Alert
Pennsylvania - Winter Weather Advisory
Puerto Rico - Coastal Hazard Statement
Rhode Island - Special Statement
Texas - Tropical Storm Warning , Storm Surge Watch, Tropical Storm Warning , Wind Advisory
Utah - Record Report
Virgin Islands - Coastal Hazard Statement
Virginia - Winter Weather Advisory
Washington - Winter Weather Advisory , Air Stagnation Advisory
Wisconsin - Flood Warning
Wyoming - High Wind Warning , Special Statement

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