Flash Flood Warning until 03:45AM Monday 
FFWLOT The National Weather Service in Chicago has issued a
* Flash Flood Warning for... Northeastern Livingston County in central Illinois... East Central La Salle County in north central Illinois... Southern Grundy County in northeastern Illinois...
* Until 345 AM CDT.
* At 1147 PM CDT, Doppler radar indicated slow moving thunderstorms with rain rates of 2 to 3 inches per hour. Up to 2.5 inches has occurred so far just north of Streator. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. 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... Streator, Marseilles, Dwight, Seneca, Gardner, Mazon, South Streator, Braceville, Grand Ridge, South Wilmington, Ransom, Kangley, Verona, Campus, Reddick, East Brooklyn and Kinsman.
* AFFECTED AREAS: GRUNDY, IL ... LA SALLE, IL ... LIVINGSTON, IL
Instructions:
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.
Address/Location
City of Ottawa IL
301 W Lafayette St
Ottawa, IL 61350
Contact
Emergency: 9-1-1
Non-emergencies: 815-433-2131