CHICAGO (CBS) — A partly sunny, breezy and hot Sunday. Marathon runners begin with a 68° temp and it climbs to 78° by noon. Southwest wind of 15-25 mph and rather humid conditions. In addition, we can’t rule out a stray shower or storm. Not your ideal Chicago Marathon weather.

Mostly cloudy for the Sox game Sunday night with mild temps.

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Rain chances increase by Monday afternoon.

October 10

Normal- 65

Saturday- 80

Today- 83

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Record high is 86.

Sunrise- 6:59am

Forecast

Today- partly sunny, breezy, hot, high of 83. A stray shower or storm is possible.

Tonight- mostly cloudy 67

Monday- showers and storms, 78.

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There is a significant severe weather threat for Monday afternoon. The level is SLIGHT (2 out of 5) and the risks include damaging thunderstorm winds, large hail and a tornado possibility (5%).