Headline:
Flash Flood Warning issued August 10 at 12:01AM CDT until August 10 at 4:00AM CDT by NWS Chicago IL
Event:
Flash Flood Warning
Urgency:
Immediate
Effective:
August 9, 2026 - 10:01pm
Expires:
August 10, 2026 - 2:00am
Description:
FFWLOT
The National Weather Service in Chicago has issued a
* Flash Flood Warning for...
Northern La Salle County in north central Illinois...
* Until 400 AM CDT.
* At 1201 AM CDT, Doppler radar and automated rain gauges indicated
slow moving thunderstorms with rain rates of 1 to 2 inches per
hour. Up to 2.5 inches of rain have fallen so far near Earlville.
Flash flooding is ongoing or expected to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar and automated gauges.
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...
Ottawa, Mendota, Marseilles, Sheridan, Seneca, Earlville, Serena,
Naplate, Dayton, Harding, Wedron, Prairie Center, Norway and
Triumph.
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:
La Salle, IL
Forcast Office:
NWS Chicago IL
Sender:
w-nws.webmaster@noaa.gov