Severe Thunderstorm Warning until 08:00PM 
SVRLOT The National Weather Service in Chicago has issued a
* Severe Thunderstorm Warning for... Southeast La Salle County in north central Illinois...
* Until 800 PM CDT.
* At 657 PM CDT, a severe thunderstorm was located over Grand Ridge, or near Ottawa, moving southeast at 30 mph. HAZARD...Golf ball size hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees.
* This severe thunderstorm will be near... Grand Ridge around 700 PM CDT. Other locations impacted by this severe thunderstorm include Ransom.
* AFFECTED AREAS: LA SALLE, IL
Instructions:
This is a dangerous storm. Prepare immediately for large destructive hail capable of producing significant damage. People outside should move to shelter inside a strong building, and stay away from windows.
Address/Location
City of Ottawa IL
301 W Lafayette St
Ottawa, IL 61350
Contact
Emergency: 9-1-1
Non-emergencies: 815-433-2131