Latah County

Air Stagnation Advisory issued January 18 at 10:48AM PST until January 20 at 4:00PM PST by NWS Spokane WA

January 18th, 10:48 AM — January 20th, 12:00 PM

* WHAT...For the Air Stagnation Advisory, stagnant conditions will have potential to trap pollutants near the ground with deteriorated air quality. For the Dense Fog Advisory, visibility down to a half mile in fog. * WHERE...Peck, Lewiston Grade, Schweitzer Mountain Road, Clark Fork, Kellogg, Winchester, Sandpoint, Wallace, Eastport, Craigmont, Soldiers Meadow Road, Bonners Ferry, Lookout Pass, Athol, Dobson Pass, Kamiah, Culdesac, Nezperce, Fourth Of July Pass, Priest River, Mullan, Lewiston, Pinehurst, Lapwai, Gifford, Osburn, St. Maries, and Fernwood. * WHEN...Until 4 PM PST Tuesday. * IMPACTS...Periods of air stagnation can lead to the buildup of pollutants near the surface.

Air Stagnation Advisory issued January 15 at 10:57AM PST until January 20 at 4:00PM PST by NWS Missoula MT

January 15th, 10:57 AM — January 20th, 4:00 PM

* WHAT...Stagnation conditions will trap pollutants, leading to deteriorating air quality, particularly in lower elevations and valleys. * WHERE...Orofino/Grangeville Region, Southern Clearwater Mountains, and Northern Clearwater Mountains. * WHEN...Until 4 PM PST Tuesday. * IMPACTS...Periods of air stagnation can lead to the build up of pollutants near the surface.

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