The Brief Hot, smoky conditions continue across western Washington through Thursday, with highs in the 80s and 90s. An Air Quality Alert and Heat Advisory remain in effect as wildfire smoke creates unhealthy air and warm overnight temperatures. Cooler weather and improving air quality are expected to return Friday as onshore winds move back into the region. Heading into the middle of the week, we will see more heat and smoky skies across the state of Washington. 'Unhealthy' Air QualityAn Air Quality Alert remains in effect now through Thursday evening.