Severe Thunderstorm Warning until 11:15PM Friday 
The National Weather Service in Chicago has issued a
* Severe Thunderstorm Warning for... La Salle County in north central Illinois... Southern De Kalb County in north central Illinois...
* Until 1115 PM CDT.
* At 1009 PM CDT, severe thunderstorms were located along a line extending from near Rochelle to 7 miles north of Sublette to 6 miles east of Walnut, moving east-southeast at 70 mph. HAZARD...70 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings.
* Locations impacted include... Ottawa, Peru, La Salle, Sandwich, Mendota, Marseilles, Sheridan, Spring Valley, Lake Holiday, Oglesby, Seneca, Somonauk, Earlville, North Utica, Serena, Leland, Grand Ridge, Naplate, Millington and Dayton. Including the following interstates... I-39 between mile markers 54 and 77. I-80 between mile markers 73 and 103. This includes... Sandwich Fairgrounds, Buffalo Rock State Park, Illini State Park, Illinois Valley Community College, Matthiessen State Park, Starved Rock State Park, and Tri-County Fairgrounds.
* AFFECTED AREAS: DE KALB, IL ... LA SALLE, IL
Instructions:
For your protection move to an interior room on the lowest floor of a building.
Address/Location
City of Ottawa IL
301 W Lafayette St
Ottawa, IL 61350
Contact
Emergency: 9-1-1
Non-emergencies: 815-433-2131