The Polk County Emergency Management extreme temperature plan will be activated today based on the forecasted temperatures exceeding 90 degrees today (7/3) and tomorrow (7/4). This includes weather amnesty at area homeless shelters, activation of cooling centers at many public locations, and access to cooling centers via DART buses.
More detailed information and resources are available here: https://www.polkcountyiowa.gov/emergency-management/our-plans/extreme-temperature-and-sheltering-resources/