Dense Smoke — Lewiston Area, Idaho

2017-08-05 to 2017-08-14 · Lewiston Area, Idaho

Event narrative

Air Quality in Lewiston deteriorated into the unhealthy category as smoke from regional wildfires infiltrated the area.

Wider weather episode

During the month of August North Idaho was fumigated by dense smoke palls from numerous wildfires around the region. During the first and second week of August smoke from wildfires in British Columbia caused air quality to drop into unhealthy levels at numerous recording sites in northern Idaho. A cold front brought relief to the region on August 14th. During the last week of August another round of dense and widespread smoke infiltrated the region from fires in Oregon.

Source: NOAA Storm Events Database, event_id 717524. Narrative written by the NWS forecast office that issued the report.