Extreme Heat Warning

* WHAT...For the Heat Advisory, heat index values between 105 to 110. For the Extreme Heat Warning, dangerously hot conditions with heat index values between 110 to 115 expected.

* WHERE...Mainland Dare and Mainland Hyde Counties.

* WHEN...For the Heat Advisory, until 8 PM EDT this evening. For the Extreme Heat Warning, from 11 AM to 8 PM EDT Tuesday.

* IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. Hot temperatures and high humidity may cause heat illnesses.