Lee County, IL

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From the Forecaster

Four Day Outlook

Created by the NWS Chicago WFO

As we close out October and start November, the weather pattern will be more unsettled vs. the exceptionally quiet/dry conditions for most of October. Seasonably mild temperatures will continue, though not as warm as recently. Rain showers tonight into Saturday morning will diminish in coverage by peak Halloween trick or treating hours, though expect some on and off sprinkles or drizzle in spots into the evening.

This is a four day forecast graphic for northern Illinois and northwest Indiana.  Headline: Four Day Outlook.  Sub Headline: Halloween outdoor activities unlikely to be significantly affected… Seasonably mild temps.  Visit weather.gov/Chicago for more forecast details for your location.    Graphic Created: Friday, October 30, 2026 3:43 AM CDT

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.

risk level
out of 10
table legend
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