Cook County, IL
Alerts
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County Line
No alerts for Cook County, IL, for the next 5 days
No alerts for Cook County, IL, on Wednesday
No alerts for Cook County, IL, on Thursday
No alerts for Cook County, IL, on Friday
No alerts for Cook County, IL, on Saturday
No alerts for Cook County, IL, on Sunday
Briefings
No recent briefing available
From the Forecaster
Four Day Forecast
Created by the NWS Chicago WFO
Chilly weather settles into the region through the end of the week with a multi-day stretch of lake effect rain showers expected, at times mixed with or changing over to snow.
Seven-day Weather Risk Overview
The graphic shows the daily risk summary for 7 days. Daily risk is based on highest risk factor for that day.
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table legend
No risk
Low risk
High risk