Air Stagnation Advisory issued January 27 at 11:36AM PST until January 31 at 4:00AM PST by NWS Spokane WA

* WHAT…Stagnant air conditions will have potential to trap
pollutants near the ground.

* WHERE…Portions of North Idaho and Central, North Central, and
Northeast Washington including Spokane, Coeur d’Alene, Kellogg,
Bonners Ferry, Sandpoint, Metaline, Deer Park, Colville, Republic,
Omak, Winchester, Lake Chelan, Wenatchee, Leavenworth, and
Waterville.

* WHEN…Until 4 AM PST Friday.

* IMPACTS…Periods of air stagnation can lead to the buildup of
pollutants near the surface.