Those traveling to games for the opening week of the Iowa High School Football season should be prepared for extreme heat. According to the National Weather Service, kickoff temperatures should be in the upper 80s around 7:00 this evening, with heat index values in the upper 90s. Athletes, coaches, and fans should take extra precautions, including staying hydrated and limiting excessive movement. Many athletic directors may also opt to delay kickoffs. Stay tuned to KNIA/KRLS for the latest cancellations and delays and for award-winning Football Friday Night coverage.