11:08pm Update: Our Severe T-Storm Watch has expired for the Stateline, meaning our severe threat is done for tonight. Flash Flood Warning will continue until 2:30am for Winnebago & Boone.
9:20pm Update: All Severe T-Storm Warnings have expired. Flash Flood Warning remains in effect for Winnebago, Boone, and northeast Ogle until 2:30am.
If you live in Rockton, heads up! Downed tree branches and power lines at Roscoe Rd. and IL-2. Also getting reports of downed trees and power lines in Beloit due to 70mph winds.
8:40pm Update: FLASH FLOOD WARNING in effect for Boone, Winnebago, and NE Ogle until 2:30am. Be extra alert if you drive tonight.
8:16pm Update: Severe T-Storm Warning for Winnebago until 9:15pm. Penny-sized hail and 60mph winds possible.
7:44pm Update: Severe T-Storm Warning for Ogle and southern Winnebago until 8:30pm. Quarter-sized hail and 60mph winds possible. Warning does NOT include the Rockford metro.
7:25pm Update: Severe T-Storm Warning for eastern DeKalb until 8:15pm. Quarter-sized hail and 60mph winds possible.
7:20pm Update: Severe T-Storm Warning for Lee and Ogle until 8:15pm. Quarter-sized hail and 60mph winds possible.
7:10pm Update: Severe T-Storm Warning for southeastern McHenry until 8:00pm. Quarter-sized hail and 60mph winds possible.
6:42pm Update: Severe T-Storm Warning for southern DeKalb until 7:30pm. Quarter-sized hail and 60mph winds possible.
5:45pm Update: Instability remains in place in Illinois and southern Wisconsin this evening and will be the fuel for additional thunderstorms through tonight. While the majority of activity has been in Wisconsin, a cold front in eastern Iowa has been the focus for strong to severe storms this afternoon. Storms developing south of I-80 will continue to lift north as well as additional storms near the Mississippi River. Hail and strong winds will be the primary threats for any storms that form into the evening.
4:50pm Update: Tornado Warning for extreme eastern Walworth County until 5:30pm. Tornado is radar indicated.
4:20pm Update: A Severe T-Storm Warning continues for Walworth county until 5:00pm. This storm has a history of producing large hail. Move indoors if you are in the warned area.
3:15pm Update: A second Severe T-Storm Warning is in effect for Rock and Walworth counties until 3:45pm. Storms in this area are capable of 60mph winds and
Original Post: A Severe T-Storm Warning is in effect for Winnebago and parts of northern Boone until 3:45pm. Storms in this area are capable of 60mph winds and quarter-sized hail. The northern portions of Rockford are included in this warning.
A Severe T-Storm Watch remains in effect through this evening for the entire Stateline. Stay tuned to WTVO 17, FOX 39, MyStateline.com and the First Warn Weather blog for the latest severe weather updates.