Weather Alert...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TO 9 PM CDT THURSDAY... * WHAT...Heat index values up to 105 expected. * WHEN...From noon to 9 PM CDT Thursday. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Know the signs and symptoms of heat exhaustion and heat stroke. Heat stroke is an emergency!