At 757 AM CDT, a severe squall line capable of producing both tornadoes and extensive straight line wind damage was located along a line extending from near Holy Cross to Epworth to Fillmore Recreation Area, moving east at 55 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without shelter. Mobile homes will be damaged or destroyed. Damage to roofs, windows, and vehicles will occur. Tree damage is likely.
These dangerous storms will be near... Dubuque, Asbury, Peosta, Rickardsville, Centralia, Zwingle, Durango, Graf, Key West, and Dubuque Regional Airport around 805 AM CDT. Sageville, Lock And Dam 11, Edmore, and Massey around 810 AM CDT.