Northeast Mountains Severe Watches & Warnings NOAA Weather Radio

Watches & Warnings

Air Stagnation Advisory
Issued: 2:36 PM PST Feb. 8, 2016 – National Weather Service

... Air stagnation advisory in effect until 10 am PST Saturday...

The National Weather Service in Spokane has issued an air
stagnation advisory... which is in effect until 10 am PST
Saturday.

* Air quality... light east winds and a temperature inversion will
heighten the potential for elevated pollution levels in central
Washington and northeast Washington tonight through Saturday
morning. Weak weather disturbances will pass through the area
starting Wednesday night and may slightly improve the
situation... however a stronger cold front passage Saturday is
expected to end the stagnant conditions which is why the air
stagnation advisory is in effect until 10 am PST Saturday.

* Impacts... burn bans may be in effect for your area. Please
consult your state or tribal authorities before burning.

* Locations... a few communities included in the air stagnation
advisory are... Ritzville... Moses Lake... Grand
Coulee... Colville... Omak... Winthrop... Wenatchee... and
Leavenworth.

Precautionary/preparedness actions...

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