Extreme Heat Warning

* WHAT...Dangerously hot conditions with temperatures up to 98 degrees expected.

* WHERE...Southwest Wyoming.

* WHEN...From noon Saturday to 9 PM MDT Monday.

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

* ADDITIONAL DETAILS...There is high confidence that temperatures will warm to values challenging daily, monthly, or even all-time high temperature records Saturday through Monday.