High Wind Warning

* WHAT...For the Extreme Heat Warning, dangerously hot conditions with heat index values up to 106. For the High Wind Warning, south winds 25 to 35 with gusts up to 60 mph expected.

* WHERE...Dawson, Eastern Roosevelt, Prairie, Richland, Sheridan, and Wibaux Counties.

* WHEN...For the Extreme Heat Warning, until 6 AM MDT Monday. For the High Wind Warning, from 9 PM this evening to 4 AM MDT Monday.

* IMPACTS...Damaging winds could blow down trees and power lines. Travel could be difficult, especially for high profile vehicles. Heat related illnesses increase significantly during extreme heat and high humidity events.

* ADDITIONAL DETAILS...Temperatures will struggle to drop below 65 degrees at night, so make sure to have ways of keeping the air cool in apartments and homes.