Headline:
Air Stagnation Advisory issued January 7 at 2:45PM PST until January 10 at 12:00PM PST by NWS Medford OR
Event:
Air Stagnation Advisory
Urgency:
Expected
Effective:
January 7, 2025 - 2:45pm
Expires:
January 8, 2025 - 5:00am
Description:
* WHAT...Strong valley inversions will result in weak winds, poor
mixing and ventilation. This will result in stagnant air
conditions that will trap pollutants near the surface.
* WHERE...Central Douglas County, Eastern Curry County and Josephine
County, Eastern Douglas County Foothills, and Jackson County. This
includes the cities of Roseburg, Grants Pass, Cave Junction and
Medford.
* WHEN...Until noon PST Friday.
* IMPACTS...Poor air quality may cause issues for people with
respiratory problems.
* ADDITIONAL DETAILS...Mixing and ventilation should be better at
the south end of the Rogue Valley from around Talent to Ashland
due to stronger SE winds.
Instruction:
Persons with respiratory illness should follow their physicians
advice for dealing with high levels of air pollution during periods
of stagnant air.
Area Description:
Central Douglas County; Eastern Curry County and Josephine County; Eastern Douglas County Foothills; Jackson County
Forcast Office:
NWS Medford OR