Air quality across Montana and North Dakota has declined this week as wildfire smoke from Canada drifts south, creating hazy skies and raising health concerns across the Northern Plains. Williams County Mosquito Spraying Schedule For Late July 2026Weather patterns are playing a key role in how long the smoke lingers. A chance of rain later in the week could provide temporary relief, but forecasters say smoky conditions may persist. Recommended steps include staying indoors when possible, keeping windows closed, and using air filtration systems if available. Get our free mobile appOfficials say staying informed and taking simple precautions can help reduce health risks as wildfire smoke continues to affect much of the region.