Smoke from Central Washington wildfires pushed into Spokane on Thursday, raising air quality to unhealthy for sensitive groups and likely lingering into Friday. Forecasters cited the Labor Mountain and Lower Sugarloaf fires and gusty winds as primary drivers, with conditions expected to ease slightly Friday.

West Nile virus was detected in mosquito samples north of Moses Lake, Grant County, Washington—the first county detection since 2023. Mosquito control increased larvicide and adulticide treatments; officials advise prevention steps and note no recent human cases in the county.

Wildfires have already begun to take hold across Washington in the wake of record heat both east and west of the Cascades. Responders are currently battling a 31-square-mile fire in Adams County, after getting sparked in the town of Lind on Sunday morning. The fast-moving brush fire has been threatening homes and vital infrastructure.