Weather World
Somerset, IL 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Somerset, IL Weather Forecast
Somerset, IL Weather Forecast Date: 802 AM CDT Sat Oct 10 2026
The area/counties/county of: Saline, including the city of Harrisburg.or toggle through each period.
Today... Cloudy. A chance of showers this afternoon. Cooler with highs in the lower 70s. Southeast winds around 5 mph, becoming east this afternoon. Chance of rain 50%.
Tonight... Cloudy. Showers likely, mainly in the evening. Lows in the mid 50s. Northeast winds 10 to 15 mph. Chance of rain 70%.
Sunday... Mostly cloudy in the morning, then clearing. Highs in the lower 80s. Northwest winds 5 to 10 mph.
Sunday Night... Mostly clear. Lows in the upper 50s. Calm winds, becoming southwest around 5 mph after midnight.
Columbus Day... Sunny. Highs in the upper 80s. Southwest winds around 5 mph, increasing to 10 to 15 mph in the afternoon.
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... Partly cloudy. A chance of showers. Highs in the lower 80s. Lows in the lower 60s. Chance of rain 50%.
Wednesday Night... Partly cloudy. A chance of showers. Highs in the lower 80s. Lows in the lower 60s. Chance of rain 50%.
Thursday... Partly sunny with a chance of showers. Highs in the lower 80s. Chance of rain 50%.
Thursday Night... Partly cloudy with a chance of showers in the evening, then mostly cloudy after midnight. Lows in the mid 50s. Chance of rain 50%.
POP = Probability of Precipitation
Somerset Radar Loop
Use the map search tool if you want to place a location marker on the radar map...