Active Weather Alerts
Air Stagnation Advisory
Issued: 5:48 PM Jan. 16, 2026 – National Weather Service
...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST TUESDAY... * WHAT...Stagnant conditions will have potential to trap pollutants near the ground with deteriorated air quality. * WHERE...Bridgeport, Oroville, Pangborn Airport, Plain, Holden Village, Flowery Trail Road, Springdale-Hunters Road, Deer Park, Newport, Stevens Pass, Mazama, Brewster, Inchelium, Cashmere, Nespelem, Number 1 Canyon, Leavenworth, Boulder Creek Road, Number 2 Canyon, Wenatchee, Highway 20 Wauconda Summit, Disautel Pass, Sherman Pass, Kettle Falls, Entiat, Twisp, Wauconda, Republic, Winthrop, Colville, Chewelah, Tonasket, Northport, Metaline Falls, Okanogan, Methow, Loup Loup Pass, Ione, Fruitland, Metaline, Orin-Rice Road, Conconully, Tiger, Stehekin, Chelan, Omak, and Chesaw Road. * WHEN...Until 4 PM PST Tuesday. * IMPACTS...Periods of air stagnation can lead to the buildup of pollutants near the surface. PRECAUTIONARY/PREPAREDNESS ACTIONS... Buildup of fine pollution particles can be harmful to those sensitive to air pollution including people with lung and heart problems, people with diabetes, children and the elderly. &&
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