Severe Thunderstorm Warning until 03:30AM 
The National Weather Service in Chicago has issued a
* Severe Thunderstorm Warning for... Northern La Salle County in north central Illinois... Southeastern Ogle County in north central Illinois... Eastern Lee County in north central Illinois... De Kalb County in north central Illinois...
* Until 330 AM CDT.
* At 227 AM CDT, a linen of severe thunderstorms was located from Dixon to La Moille, moving east at 40 mph. HAZARD...60 mph wind gusts. The strongest winds are moving through Lee county. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include... DeKalb, Sycamore, Rochelle, Sandwich, Mendota, Sheridan, Shabbona, Lake Holiday, Cortland, Hinckley, Somonauk, Earlville, Waterman, Hillcrest, Maple Park, Malta, Serena, Leland, Paw Paw and Millington. Including the following interstates... I-39 between mile markers 68 and 105. I-88 between mile markers 70 and 101. This includes... Northern Illinois University, Sandwich Fairgrounds, 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.
Address/Location
City of Ottawa IL
301 W Lafayette St
Ottawa, IL 61350
Contact
Emergency: 9-1-1
Non-emergencies: 815-433-2131