Current air quality levels in Darrington are UNHEALTHY for everyone.
Until then, air quality levels can be expected to oscillate between unhealthy and moderate.
According to Environment Canada, local smoke levels will vary depending on wind direction and fire characteristics, but improvement is not expected until the weather changes significantly across the province.
Western Montana is now monitoring where wildfire smoke from California, Oregon, Idaho, Washington and Canada ends up.
It'll take until at least Friday for Eastern Washington.
All athletic practices for Tacoma Public Schools have been moved indoors, a district spokesman said.
The Federal Aviation Administration said planes bound for the Sea-Tac International Airport, Seattle's main airport, may be delayed because of low visibility.
China rejects 'irresponsible' Pentagon report it is training for strikes against US
Department of Defense exaggerates the so-called "Chinese threat" and the 'lack of military transparency'. According to spokesman Lu Kang, the report published last Thursday by the U.S.
A Red Flag Warning is in effect for Whatcom, Snohomish and Skagit counties.
Temperatures will remain in the 80s the next few days, and high winds and low humidity could increase the chances of more fires starting, the Weather Service said.
Smoky, hazy conditions are making a return to the Puget Sound region because of wildfires in British Columbia and the Cascade Mountains, according to the Puget Sound Clean Air Agency.
The Wildfire Service said about 550 fires were burning in the province, but there weren't many lightning strikes over the weekend and that gave crews a chance to concentrate on some of the 54 blazes that were threatening people or property.
It's a rare occurrence that also happened previous year, raising concerns for many locals that it may become normal during wildfire season. Children and the elderly should avoid outdoor physical activity altogether.
Health experts recommend limiting exercise outdoors until the smoke clears.
Officials say air quality over the area is poor because of smoke from wildfires and terrain that traps smoke in valleys.