 Expected hazards include 70 miles an hour wind gusts. Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings. This severe thunderstorm will be near Muscatine, Fruitland, Letts, Arden, Muscatine Municipal Airport, Cranston, and Salisbury Bridge Campground around 6.20 p.m. Fairport, Illinois City, Sweetland Center, and Fairport Recreation Area around 6.30 p.m.