Smoky air expected to last days

Smoke is thick in the air again, originating from fires burning in Montana and Idaho. An air-quality warning from the National Weather Service in Spokane extends through Friday at noon.

Laurie Nisbet, a meteorologist for the NWS, explained that northerly/east-northerly winds have carried smoke from wildfires in Montana to Eastern Washington, and that on Thursday winds will switch to a more southwe...