Dry weather with seasonable temperatures can be expected through at least the middle of next week. Overnight low temperatures will be a bit chilly, especially outside of the Chicago urban heat island.
ALT This is a four day forecast graphic for northern Illinois and northwest Indiana. Headline: Four Day Outlook. Sub Headline: Dry with seasonable temperatures into next week. Visit weather.gov/Chicago for more forecast details for your location. Graphic Created: Saturday, October 3, 2026 12:42 PM CDT