Skip to content South Bend, Ind. — A First Alert Weather Day is in effect for Tuesday as strong to severe thunderstorms are expected to move through the area during the afternoon and evening hours. The primary threat will be damaging wind gusts that could reach up to 60 mph, capable of knocking down tree branches and causing power outages. What to Expect Tuesday Conditions will remain relatively quiet through the morning commute, but storm chances increase significantly after midday.