Headline:
Air Stagnation Advisory issued December 2 at 2:34PM PST until December 4 at 4:00PM PST by NWS Medford OR
Event:
Air Stagnation Advisory
Urgency:
Expected
Effective:
December 2, 2024 - 2:34pm
Expires:
December 4, 2024 - 4:00pm
Description:
* WHAT...A ridge of high pressure will lead to a strong inversion
and stagnant air conditions near the surface that will continue to
trap pollutants. This could worsen air quality over time.
* WHERE...Valley locations across southern Oregon. West of the
Cascades, this includes the Umpqua, Illinois, Applegate, and Rogue
valleys. East of the Cascades, this includes Klamath Falls,
Sprague River, Chiloquin, Chemult, Silver Lake, Paisley, and
surrounding areas.
* WHEN...For the Cold Weather Advisory, from 2 AM to 8 AM PST Monday.
For the Air Stagnation Advisory, until 4 PM PST Wednesday.
* IMPACTS...Low visibility could make driving conditions hazardous.
Watch for icy spots on roads. Poor air quality may cause issues
for people with respiratory problems.
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; Jackson County; Klamath Basin; Northern and Eastern Klamath County and Western Lake County; Central and Eastern Lake County
Forcast Office:
NWS Medford OR