OVERNIGHT: Partly cloudy with light wind. Temperatures drop into the mid 30s overnight.
MONDAY: Mostly sunny with highs in the mid 60s. Record high at O'hare is 64°. It may be cooler at the lake. Wind: SSE 15-25 mph.
TUESDAY: Warm day with the chance of storms late in the day. Some storms could be severe with hail and damaging wind gusts. Highs around 70°. Record high is 75°.
WEDNESDAY: Windy and much colder with a chance of rain and snow showers in the morning. Highs in the mid 30s
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THURSDAY: Mostly sunny. Highs in the low 40s.
FRIDAY: Mostly sunny. Highs in the mid 50s.
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SATURDAY: Partly sunny. Highs in the mid 60s.
SUNDAY: Partly sunny. Highs in the mid 60s.
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