Flash Flood Warning 03/06/2026 15:46 Illinois, Indiana

Headline: 
Flash Flood Warning issued March 6 at 5:46PM CST until March 6 at 8:45PM CST by NWS Chicago IL
Event: 
Flash Flood Warning
Urgency: 
Immediate
Effective: 
March 6, 2026 - 3:46pm
Expires: 
March 6, 2026 - 6:45pm
Description: 
FFWLOT The National Weather Service in Chicago has issued a * Flash Flood Warning for... Southeastern Cook County in northeastern Illinois... Central Will County in northeastern Illinois... Northern Lake IN County in northwestern Indiana... * Until 845 PM CST. * At 546 PM CST, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 2 inches of rain have fallen. The expected rainfall rate is up to 1 inch per hour. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding. SOURCE...Radar. IMPACT...Rapid-onset flooding of creeks, streams, drainage ditches, streets, underpasses, low-lying areas, and other poor drainage areas. * Some locations that will experience flash flooding include... Hammond, Gary, Tinley Park, Calumet City, Portage, Merrillville, Chicago Heights, East Chicago, Schererville, Hobart, Lansing, Oak Forest, Harvey, Highland, Munster, Dolton, Park Forest, Homewood, Matteson and Mokena.
Instruction: 
A Flash Flood Warning means rapid-onset flooding is imminent or may already be occurring. Persons along creeks, drainage ditches, and other waterways should take immediate precautions to protect life and property. Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
Area Description: 
Cook, IL; Will, IL; Lake, IN
Forcast Office: 
NWS Chicago IL
Sender: 
w-nws.webmaster@noaa.gov