* WHAT...For the Heat Advisory, heat index values up to 105. For the Extreme Heat Watch, dangerously hot conditions with heat index values up to 110 possible.
* WHERE...Eastern Essex, Richmond, Western Essex, Western King William, Western King and Queen, and Westmoreland Counties.
* WHEN...For the Heat Advisory, until 8 PM EDT this evening. For the Extreme Heat Watch, from Thursday morning through Friday evening.
* IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. Hot temperatures and high humidity may cause heat illnesses.