Drink plenty of fluids, stay in an air-conditioned room, stay out of the sunshine, and check up on relatives and neighbors. Make sure outside pets and livestock have access to a well ventilated and shaded area and also have plenty of fresh drinking water.

* WHAT...Heat index values up to 107 expected. * WHERE...In North Carolina, Coastal Brunswick, Coastal New Hanover, and Coastal Pender Counties. In South Carolina, Coastal Georgetown, Coastal Horry, Inland Georgetown, and Williamsburg Counties. * WHEN...From 10 AM Tuesday to 8 PM EDT Wednesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.