Leave your feedback Share Copy URL https://mypepack.gophersport.com/video/?vid=Q3LSRV9dtHC Email Facebook Twitter LinkedIn Pinterest Tumblr Share on Facebook Share on Twitter First Alert Weather: Heat Dome Returns this weekend and Storm Chances Ahead [It22IsdwdTX] Health Updated on August 06, 2026 EDT — Published on August 06, 2026 EDT Chief Meteorologist Nick Jansen has your First Alert Weather update for southern Minnesota, northern Iowa, and the Upper Midwest. After a couple of unseasonably cool days, summer heat and humidity return this weekend. Heat index values could climb into the upper 90s to near 105 degrees Sunday and Monday, potentially leading to heat advisories across parts of Minnesota, Iowa, Wisconsin, and Illinois. We are also monitoring the chance for isolated to scattered thunderstorms late Sunday and again Monday. The atmosphere may become very unstable, meaning a few storms could be strong if a front or other lifting mechanism develops. In this forecast: Cool overnight lows in the 40s and 50s Heat dome building this weekend Heat indices near or above 100 degrees Possible heat advisories Sunday and Monday Thunderstorm chances and potential for a few strong storms Extended outlook into next week Like this video, subscribe to our channel, and turn on notifications for the latest First Alert Weather updates. #FirstAlertWeather #MinnesotaWeather #IowaWeather #HeatDome #SevereWeather 1oOg0DVX9jy l2XLhRtFeGa Wnug3gzDm46 qbBie3Z3TSh vbZaREWKgzk uvmbh5Y7Sap JzD6LUtaj68
Chief Meteorologist Nick Jansen has your First Alert Weather update for southern Minnesota, northern Iowa, and the Upper Midwest. After a couple of unseasonably cool days, summer heat and humidity return this weekend. Heat index values could climb into the upper 90s to near 105 degrees Sunday and Monday, potentially leading to heat advisories across parts of Minnesota, Iowa, Wisconsin, and Illinois. We are also monitoring the chance for isolated to scattered thunderstorms late Sunday and again Monday. The atmosphere may become very unstable, meaning a few storms could be strong if a front or other lifting mechanism develops. In this forecast: Cool overnight lows in the 40s and 50s Heat dome building this weekend Heat indices near or above 100 degrees Possible heat advisories Sunday and Monday Thunderstorm chances and potential for a few strong storms Extended outlook into next week Like this video, subscribe to our channel, and turn on notifications for the latest First Alert Weather updates. #FirstAlertWeather #MinnesotaWeather #IowaWeather #HeatDome #SevereWeather 1oOg0DVX9jy l2XLhRtFeGa Wnug3gzDm46 qbBie3Z3TSh vbZaREWKgzk uvmbh5Y7Sap JzD6LUtaj68