Active Weather Alerts
Severe Thunderstorm Watch
Issued: 2:13 PM Aug. 11, 2026 – National Weather Service
IL . ILLINOIS COUNTIES INCLUDED ARE BOONE BUREAU CARROLL CHAMPAIGN COOK DE KALB DUPAGE FORD GRUNDY HENDERSON HENRY IROQUOIS JO DAVIESS KANE KANKAKEE KENDALL KNOX LAKE LA SALLE LEE LIVINGSTON MCHENRY MCLEAN MARSHALL MERCER OGLE PEORIA PUTNAM ROCK ISLAND STARK STEPHENSON TAZEWELL VERMILION WARREN WHITESIDE WILL WINNEBAGO WOODFORD
Heat Advisory
Issued: 8:13 AM Aug. 11, 2026 – National Weather Service
...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 8 PM CDT THIS EVENING... * WHAT...Heat index values of 100 to 105 expected. * WHERE...Portions of west central Illinois, southeast Iowa, and northeast Missouri. * WHEN...From noon today to 8 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...Heat indices may briefly exceed 105 degrees in some areas. Thunderstorms and storm outflow may also interrupt the high heat at times. 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. &&
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