* WHAT. Heat index values of 105 to 109 expected. * WHERE. Portions of southeast Maryland, northeast North Carolina, and central, east central, eastern, south central, and southeast Virginia. * WHEN. From 10 AM to 8 PM EDT Monday. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

* WHAT. For the first Heat Advisory, heat index values up to 106. For the second Heat Advisory, heat index values up to 109 expected. * WHERE. Bertie and Hertford Counties. * WHEN. For the first Heat Advisory, until 7 PM EDT this evening. For the second Heat Advisory, from 10 AM to 8 PM EDT Monday. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

* WHAT. For the Heat Advisory, heat index values up to 106. For the Excessive Heat Warning, dangerously hot conditions with heat index values of 110 to 112 expected. * WHERE. Chowan, Gates, Pasquotank, and Perquimans Counties. * WHEN. For the Heat Advisory, until 7 PM EDT this evening. For the Excessive Heat Warning, from 10 AM to 8 PM EDT Monday. * IMPACTS. Heat related illnesses increase significantly during extreme heat and high humidity events.

* WHAT. Dangerously hot conditions with heat index values of 110 to 112 expected. * WHERE. In North Carolina, Camden and Western Currituck Counties. In Virginia, Chesapeake, Suffolk, and Virginia Beach, and Norfolk/Portsmouth County. * WHEN. From 10 AM to 8 PM EDT Monday. * IMPACTS. Heat related illnesses increase significantly during extreme heat and high humidity events.