Flood Advisory issued September 20 at 4:59AM CDT until September 20 at 8:00AM CDT by NWS Chicago IL
Issue date: 2026-09-20T09:59+00:00
* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...Kankakee County in northeastern Illinois... Southeastern Will County in northeastern Illinois... Northern Jasper County in northwestern Indiana... Lake IN County in northwestern Indiana... Northern Newton County in northwestern Indiana... Porter County in northwestern Indiana... * WHEN...Until 800 AM CDT. * IMPACTS...Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. Roads and streets may be flooded. * ADDITIONAL DETAILS... - At 457 AM CDT, Doppler radar indicated heavy rain due to thunderstorms. Minor flooding is ongoing or expected to begin shortly in the advisory area. Up to 1 inch of rain has fallen. - Additional rainfall amounts of 1 to 2 inches are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... Hammond, Gary, Portage, Merrillville, Valparaiso, East Chicago, Schererville, Hobart, Kankakee, Crown Point, Highland, Munster, Park Forest, Bourbonnais, Bradley, Chesterton, Cedar Lake, Steger, Lowell, Manteno, Peotone, DeMotte and Hebron. - http://www.weather.gov/safety/flood
Beach Hazards Statement issued September 20 at 3:17AM CDT until September 21 at 7:00AM CDT by NWS Chicago IL
Issue date: 2026-09-20T08:17+00:00
* WHAT...High wave action and dangerous currents expected at Lake Michigan beaches. Waves 4 to 7 feet expected. * WHERE...Porter County. * WHEN...From 10 AM CDT this morning through Monday morning. * IMPACTS...Swimming conditions will be life threatening, especially for inexperienced swimmers.
