Weather WorldOlson, IL 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Olson, IL Weather Forecast
Olson, IL Weather Forecast Date: 120 PM CDT Wed Oct 28 2026
The area/counties/county of: Winnebago, including the city of Rockford.or toggle through each period.
This Afternoon... Sunny. Highs in the mid 70s. South winds 10 to 15 mph with gusts up to 25 mph.
Tonight... Partly cloudy. A slight chance of showers in the evening. A slight chance of thunderstorms. A chance of showers after midnight. Lows in the upper 50s. South winds 10 to 15 mph. Chance of precipitation 30%.
Thursday... Mostly cloudy in the morning, then clearing. Highs in the mid 60s. Northwest winds 5 to 10 mph.
Thursday Night... Clear. Much cooler with lows in the upper 30s. North winds around 5 mph.
Friday... Partly cloudy in the morning, then becoming mostly cloudy. A slight chance of showers and thunderstorms in the afternoon. Highs around 60. East winds 5 to 10 mph. Chance of precipitation 20%.
Friday Night... Cloudy with a chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Lows around 50. Chance of precipitation 70%.
Saturday... Cloudy with a chance of thunderstorms. Showers likely, mainly in the morning. Highs around 60. Chance of precipitation 60%.
Saturday Night... Cloudy with a 20% chance of showers. Lows in the upper 40s.
Sunday... Mostly cloudy. Highs in the upper 60s.
Sunday Night... Mostly cloudy in the evening, then becoming partly cloudy. Lows in the lower 50s.
Monday... Mostly cloudy. A chance of showers in the afternoon. Highs in the upper 60s. Chance of precipitation 30%.
Monday Night... Mostly cloudy with a 50% chance of showers. Lows in the mid 50s.
POP = Probability of Precipitation
Olson Radar Loop
Use the map search tool if you want to place a location marker on the radar map...