Weather Alerts For Deer Park, IL

URGENT - WEATHER MESSAGE National Weather Service Chicago IL 519 AM CST Fri Dec 26 2025 Winnebago-Boone-Ogle-Lee-De Kalb-Kane-La Salle-Kendall-Grundy- Kankakee-Livingston-Iroquois-Ford-Northern Will-Southern Will- Eastern Will-Newton-Jasper-Benton- Including the cities of Mokena, Yorkville, Byron, Kankakee, Rochelle, Coal City, Bolingbrook, Morris, DeKalb, Sycamore, Beecher, Fowler, Paxton, Plainfield, Bradley, Mendota, Watseka, Pontiac, La Salle, Kentland, Streator, Bourbonnais, Fairbury, Peotone, Rockford, Marseilles, Rensselaer, Ottawa, Wilmington, Morocco, Aurora, Oxford, Dixon, Channahon, Gilman, Joliet, Manhattan, Dwight, Oregon, Gibson City, Minooka, Belvidere, DeMotte, Elgin, Roselawn, Plano, Oswego, and Crete 519 AM CST Fri Dec 26 2025 /619 AM EST Fri Dec 26 2025/ ...DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM CST THIS MORNING... * WHAT...Areas of dense fog with visibility one quarter mile or less at times. * WHERE...Portions of central, east central, north central, and northeast Illinois and northwest Indiana. * WHEN...Until 9 AM CST this morning. * IMPACTS...Low visibility could make driving conditions hazardous. PRECAUTIONARY/PREPAREDNESS ACTIONS... If driving, slow down, use your headlights, and leave plenty of distance ahead of you. &&