Heat Advisory

* WHAT...For the Extreme Heat Warning, dangerously hot conditions with heat index values up to 114. For the Heat Advisory, heat index values up to 107 expected. For the Extreme Heat Watch, dangerously hot conditions with heat index values up to 107 possible.

* WHERE...Geary, Lyon, Morris, Wabaunsee, Brown, Jackson, Jefferson, Nemaha, Pottawatomie, and Riley Counties.

* WHEN...For the Extreme Heat Warning, until 10 PM CDT this evening. For the Heat Advisory, from 10 PM this evening to 7 PM CDT Monday. For the Extreme Heat Watch, from Monday evening through Tuesday evening.

* IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. Hot temperatures and high humidity may cause heat cramps, heat exhaustion, and even heat stroke.