


Hazardous Weather Outlook
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
049 FLUS43 KLOT 140200 AAA HWOLOT Hazardous Weather Outlook...UPDATED National Weather Service Chicago/Romeoville IL 900 PM CDT Sun Jul 13 2025 ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002- 010-011-019-150200- Winnebago-Boone-McHenry-Lake IL-Ogle-Lee-De Kalb-Kane-DuPage- La Salle-Kendall-Grundy-Kankakee-Livingston-Iroquois-Ford- Northern Cook-Central Cook-Southern Cook-Northern Will- Southern Will-Eastern Will-Lake IN-Porter-Newton-Jasper-Benton- 900 PM CDT Sun Jul 13 2025 /1000 PM EDT Sun Jul 13 2025/ This Hazardous Weather Outlook is for portions of north central Illinois...northeast Illinois and northwest Indiana. .DAY ONE...Tonight. Limited fog risk, mainly south of I-80. .DAYS TWO THROUGH SEVEN...Monday through Saturday. Tuesday... Limited Thunderstorm Risk. Wednesday and Thursday... Limited Flooding Risk. Limited Thunderstorm Risk. Saturday... Limited Thunderstorm Risk. .SPOTTER INFORMATION STATEMENT... Spotter activation will not be necessary through tonight. $$ LMZ740>745-150200- Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 900 PM CDT Sun Jul 13 2025 This Hazardous Weather Outlook is for portions of the Illinois nearshore waters of Lake Michigan and the Indiana nearshore waters of Lake Michigan. .DAY ONE...Tonight. No hazardous weather is expected at this time. .DAYS TWO THROUGH SEVEN...Monday through Saturday. Tuesday through Thursday... Limited Thunderstorm Risk. $$ Ratzer Visit us at www.weather.gov/chicago