...HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT TUESDAY... * WHAT...Afternoon heat index values of 105 to 109 F. * WHERE...Portions of north central and northwest Alabama and southern middle Tennessee. * WHEN...Until 9 PM CDT Tuesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. &&