Weather Alerts For Diamond, IL

URGENT - WINTER WEATHER MESSAGE National Weather Service Chicago IL 1245 PM CST Sat Dec 6 2025 Grundy-Southern Will-Eastern Will-Lake IN-Porter- Including the cities of Chesterton, Wilmington, Peotone, Beecher, Gary, Valparaiso, Portage, Hammond, Coal City, Manhattan, Morris, Merrillville, Crete, Minooka, and Channahon 1245 PM CST Sat Dec 6 2025 ...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM CST SUNDAY... * WHAT...Snow expected. Total snow accumulations between 2 and 4 inches. * WHERE...In Illinois, Eastern Will, Grundy, and Southern Will Counties. In Indiana, Lake IN and Porter Counties. * WHEN...From midnight tonight to 9 AM CST Sunday. * IMPACTS...Plan on slippery road conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for Illinois can be obtained at www.gettingaroundillinois.com. The latest road conditions for Indiana can be obtained at https://511in.org. &&