* WHAT...Heat index values up to 107.
* WHERE...All of eastern North Carolina except for the Outer Banks.
* WHEN...Until 8 PM EDT this evening.
* IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
* ADDITIONAL DETAILS...Heat index values around 100 have been observed as of 1 PM, with values expected to peak around 105 between 3 and 6 PM.