Weather World
City of Jonesboro, ILJonesboro, IL 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Jonesboro, IL Weather Forecast
Jonesboro, IL Weather Forecast Date: 432 AM CDT Sat Oct 10 2026
The area/counties/county of: Union, including the city of Jonesboro.or toggle through each period.
Today... Cloudy. A slight chance of showers this afternoon. Cooler with highs in the lower 70s. East winds 5 to 10 mph. Chance of rain 20%.
Tonight... Mostly cloudy. A chance of showers, mainly in the evening. Lows in the mid 50s. Northeast winds 5 to 10 mph. Chance of rain 50%.
Sunday... Partly sunny in the morning, then clearing. Highs in the lower 80s. Northwest winds around 5 mph.
Sunday Night... Mostly clear. Lows around 60. Southwest winds around 5 mph.
Columbus Day... Sunny. Highs in the upper 80s. Southwest winds 5 to 10 mph.
Monday Night... Clear. Lows in the mid 60s. Highs in the upper 80s.
Tuesday... Clear. Lows in the mid 60s. Highs in the upper 80s.
Tuesday Night... Mostly clear. Lows in the mid 60s.
Wednesday... Mostly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 50%.
Wednesday Night... Partly cloudy. A chance of showers after midnight. Lows in the lower 60s. Chance of rain 50%.
Thursday... Mostly sunny with a chance of showers. Highs around 80. Chance of rain 40%.
Thursday Night... Partly cloudy with a chance of showers in the evening, then mostly cloudy after midnight. Lows in the upper 50s. Chance of rain 40%.
POP = Probability of Precipitation
Jonesboro Radar Loop
Use the map search tool if you want to place a location marker on the radar map...