Extreme Heat Warning

* WHAT...For the Extreme Heat Warning, dangerously hot conditions with heat index values up to 116. For the Extreme Heat Watch, dangerously hot conditions with heat index values up to 110 possible.

* WHERE...In Iowa, Fremont, Harrison, Mills, Montgomery, Page, Pottawattamie, and Shelby Counties. In Nebraska, Douglas and Sarpy Counties.

* WHEN...For the Extreme Heat Warning, until 9 PM CDT this evening. For the Extreme Heat Watch, from this evening through Monday evening.

* IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events.