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Severe Weather

Current Watches and Warnings

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Oregon, South Willamette Valley

Air Stagnation Advisory

Statement as of 9:18 AM PST on December 11, 2017

Expires 5:00 PM EST on December 14, 2017


... Air stagnation advisory remains in effect until 2 PM PST
Thursday...

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

* Timing... through Thursday afternoon.

* Locations... the south and central Willamette Valley.

* Impacts... limited ventilation may result in deteriorating air
quality continuing this week.

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
Alabama - Public Information Statement
Alaska - High Wind Warning , Winter Weather Advisory , Winter Storm Warning , Special Statement , Record Report , Record Report
Arkansas - Fire Weather Warning , Special Statement
California - Fire Weather Warning , Special Statement , Air Quality Alert , Record Report
Colorado - Fire Weather Warning
Connecticut - Winter Weather Advisory , Public Information Statement
Florida - Record Report , Public Information Statement , Public Information Statement
Georgia - Public Information Statement
Hawaii - High Surf Advisory
Idaho - Air Stagnation Advisory , Air Quality Alert
Illinois - Fire Weather Warning , Special Statement
Indiana - Lakeshore Flood Advisory , Winter Weather Advisory , Winter Storm Warning , Special Statement , Public Information Statement
Iowa - Wind Advisory , Special Statement
Kansas - Fire Weather Warning , Fire Weather Advisory , Record Report
Kentucky - Special Statement
Louisiana - Storm Surge Warning, Tropical Storm Warning
Maine - Winter Storm Watch , Winter Storm Warning , Winter Weather Advisory , Public Information Statement
Maryland - Wind Chill Advisory , Winter Weather Advisory, Wind Chill Advisory
Massachusetts - Winter Weather Advisory
Michigan - Lakeshore Flood Advisory , Winter Storm Warning , Winter Weather Advisory , Special Statement
Minnesota - Wind Advisory , Special Statement , Public Information Statement
Missouri - Wind Advisory , Fire Weather Warning , Fire Weather Advisory , Special Statement
Montana - High Wind Watch , Public Information Statement
Nebraska - Wind Advisory , Fire Weather Warning , Special Statement
Nevada - Special Statement
New Hampshire - Winter Weather Advisory , Winter Storm Warning
New Mexico - Public Information Statement
New York - Winter Weather Advisory , Winter Storm Warning , Lake Effect Snow Warning , Public Information Statement
North Carolina - Wind Advisory , Wind Chill Advisory , Winter Weather Advisory, Wind Chill Advisory , Winter Weather Advisory
North Dakota - Wind Advisory
Ohio - Lake Effect Snow Warning , Winter Weather Advisory , Special Statement , Public Information Statement
Oklahoma - Fire Weather Warning
Oregon - Air Stagnation Advisory , Air Quality Alert , Freezing Fog Advisory, Air Stagnation Advisory
Pennsylvania - Winter Weather Advisory , Lake Effect Snow Warning , Public Information Statement
South Dakota - Wind Advisory , High Wind Warning , Special Statement , Public Information Statement
Tennessee - Winter Weather Advisory , Winter Weather Advisory, Wind Chill Advisory , Special Statement
Texas - Tropical Storm Warning , Storm Surge Watch, Tropical Storm Warning
Vermont - Winter Storm Warning , Winter Weather Advisory
Virginia - Wind Advisory , Wind Chill Advisory , Special Statement
Washington - Air Stagnation Advisory , Record Report
West Virginia - Winter Weather Advisory, Wind Chill Advisory , Wind Chill Advisory , Wind Chill Advisory, Winter Weather Advisory , Winter Weather Advisory
Wisconsin - Wind Advisory , Winter Weather Advisory , Special Statement , Public Information Statement
- Gale Warning
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