One product issued by NWS for: Schaumburg IL
Hazardous Weather Outlook
Hazardous Weather Outlook National Weather Service Chicago/Romeoville IL 218 PM CDT Wed Sep 16 2026 ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002- 010-011-019-171930- 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- 218 PM CDT Wed Sep 16 2026 /318 PM EDT Wed Sep 16 2026/ This Hazardous Weather Outlook is for portions of north central Illinois...northeast Illinois and northwest Indiana. .DAY ONE...Tonight. Weather hazards expected... Elevated Thunderstorm Risk. Elevated Flooding Risk. DISCUSSION... Showers and storms are expected to move across the area overnight into Thursday morning. Torrential downpours may lead to localized flooding especially near and south of Interstate 80. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday. Thursday... Limited Flooding Risk in the morning. Elevated Thunderstorm Risk in the morning. Saturday and Sunday... Elevated Flooding Risk. Elevated Thunderstorm Risk. High Swim Risk Lake Michigan Beaches. Monday... Limited Thunderstorm Risk. DISCUSSION... Additional episodes of showers and storms are expected in the general area this weekend. Repeated downpours may lead to localized flooding. .SPOTTER INFORMATION STATEMENT... Spotter activation will not be necessary through tonight. GENERAL STORM MOTION OF THE DAY: Moving toward the east at 35 to 40 mph. $$