* WHAT...Heat index values between 95 and 100 degrees expected.
* WHERE...Chenango, Cortland, Delaware, Northern Oneida, Otsego, and Sullivan Counties.
* WHEN...From 11 AM to 8 PM EDT Tuesday.
* IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
* ADDITIONAL DETAILS...The highest temperatures and heat indices will be in the deeper valley locations.