Thursday night will see a chance for isolated thunderstorms early, mainly well south and west of the city and in Northwest Indiana.

Gusty winds of up to 55 mph are possible and gusts could cause damage and down tree limbs.

Some hail is possible along with brief and heavy downpours.

The rest of the Chicago area will see scattered clouds, warm and moderately humid with diminishing winds and periods of calm.  Low of 67.

FRIDAY is set to be mostly sunny and quite warm—borderline hot again inland with moderate humidities.  Cooling lake breezes on area beaches.

High of 91 inland—but upper 60s to mid 70s along Lake Michigan.

Full forecast details and more at the WGN Weather Center blog

SATURDAY AND SUNDAY: Sunshine and warm with scattered fair weather clouds, mainly inland. Cooling northeast winds along Lake Michigan. High Saturday 85; Sunday’s high 87—with beach highs ranging from the mid 60s to low 70s.