Headline:
Flash Flood Warning issued July 3 at 10:09PM CDT until July 4 at 1:15AM CDT by NWS Chicago IL
Event:
Flash Flood Warning
Urgency:
Immediate
Effective:
July 3, 2026 - 8:09pm
Expires:
July 3, 2026 - 11:15pm
Description:
FFWLOT
The National Weather Service in Chicago has issued a
* Flash Flood Warning for...
Southeastern Cook County in northeastern Illinois...
Northwestern Lake IN County in northwestern Indiana...
* Until 115 AM CDT.
* At 1009 PM CDT, Doppler radar indicated thunderstorms with
rainfall rates of 1 to 2 inches per hour moving into an area that
have previously received multiple waves of rainfall. Up to 1.5
inches of rain have fallen, with an additional 1 to 2 inches
possible in the warned area. 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...
Chicago, Hammond, Gary, Tinley Park, Oak Lawn, Calumet City,
Chicago Heights, Roseland, South Shore, Englewood, Chicago Lawn,
East Chicago, Schererville, Lansing, Oak Forest, Harvey, Highland,
Blue Island, Munster and Dolton.
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.
Area Description:
Cook, IL; Lake, IN
Forcast Office:
NWS Chicago IL
Sender: