* WHAT...Heat index values of 100 to 104 degrees are expected at
times this week with variability each day due to clouds and
scattered showers and storms.
* WHERE...Portions of north central, northeast, and northwest Ohio
and northwest Pennsylvania.
* WHEN...Until 8 PM EDT Friday.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses. The prolonged nature of the heat may increase heat
stress with time.