Severe Thunderstorm Warning until 07:45PM Monday 
The National Weather Service in Chicago has issued a
* Severe Thunderstorm Warning for... Northern La Salle County in north central Illinois... Eastern Lee County in north central Illinois... Eastern Ogle County in north central Illinois... De Kalb County in north central Illinois...
* Until 745 PM CDT.
* At 643 PM CDT, severe thunderstorms were located along a line extending from near Sublette to near Mendota to near Ottawa, moving north at 35 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include... DeKalb, Ottawa, Peru, La Salle, Rochelle, Sandwich, Mendota, Byron, Oregon, Amboy, Sheridan, Shabbona, Lake Holiday, Cortland, Oglesby, Davis Junction, Hinckley, Somonauk, Earlville and Waterman. Including the following interstates... I-39 between mile markers 55 and 111. I-80 between mile markers 74 and 94. I-88 between mile markers 62 and 95. This includes... Northern Illinois University, Sandwich Fairgrounds, Buffalo Rock State Park, Lee County Fairgrounds, Matthiessen State Park, Starved Rock State Park, and Tri-County Fairgrounds.
* AFFECTED AREAS: DE KALB, IL ... LA SALLE, IL ... LEE, IL ... OGLE, IL
Instructions:
For your protection move to an interior room on the lowest floor of a building. A Tornado Watch remains in effect until 900 PM CDT for north central and northeastern Illinois.
Address/Location
City of Ottawa IL
301 W Lafayette St
Ottawa, IL 61350
Contact
Emergency: 9-1-1
Non-emergencies: 815-433-2131