CHICAGO - Sunday's temperatures in the Chicago area are expected to be in the upper 70s and low 80s.
Even though it will be warm and feel like beach weather, Lake Michigan is not yet warm enough for safe swimming. The lake temperature is currently around 50 degrees.
A chance of light rain returns on Sunday night into Monday night, though it will not be raining that whole time. Stronger thunderstorms are possible on Monday.
Temperatures will trend cooler by mid-week.