The National Weather Service in Lincoln has issued an EXCESSIVE HEAT WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH SATURDAY EVENING (July 19th at Noon until July 22nd at 8pm) for our entire Illinois listening area. The National Weather Service in Lincoln has issued an Excessive Heat Watch, which is in effect from Wednesday afternoon through Saturday evening. * TEMPERATURE...High temperatures each day will reach the lower to mid 90s, with the hottest readings from about Springfield westward. * HEAT INDEX...Afternoon heat index values will range from 100 to 110 degrees each day, with the highest values likely on Thursday. * IMPACTS...The effects of heat are cumulative, and worsen the longer a heat wave lasts. People without access to air conditioning, or those that are working or playing outdoors, are most likely to be impacted by the heat. Heat exhaustion or heat stroke are possible if work or play is too strenuous. PRECAUTIONARY/PREPAREDNESS ACTIONS... An Excessive Heat Watch means that a prolonged period of hot temperatures is expected. The combination of hot temperatures and high humidity will combine to create a DANGEROUS SITUATION in which heat illnesses are possible. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.