National Weather Service United States Department of Commerce

12:32PM {7/18/2026} Smoke has returned to north-central and northeast WI, with the most intense smoke across northern WI. The smoke will be most intense across central and east-central WI later this afternoon through tonight. There may be some minor improvement in the smoke Sunday afternoon and evening. An Air Quality Advisory is in effect until noon Monday (7/20). For the latest air quality information visit: airquality.wi.gov.
3:15 PM {7/18/2026} Multiple rounds of storms are possible Monday into Monday night. Strongest storms most likely Monday afternoon and evening during which all severe weather hazards are possible. Storm details are still uncertain, but significant severe weather is possible if conditions align.
Monday will be the warmest day of the week, along with the risk of strong or severe storms. All severe weather hazards will be possible. After Monday, temperatures will be at or slightly below normal for the rest of the week. Comfortable humidity values are expected Tuesday through Thursday.