Weather World
Sauget, IL 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Sauget, IL Weather Forecast
Sauget, IL Weather Forecast Date: 1223 PM CDT Sat Sep 05 2026
The area/counties/county of: Madison County Il, including the cities of: Alton, Edwardsville, Belleville, Cahokia, Saint Charles, and Saint Louis.or toggle through each period.
This Afternoon... Sunny, hot. Near steady temperature in the upper 90s. Northwest winds 5 to 10 mph. Heat index values up to 109.
Tonight... Partly cloudy. Humid with lows in the lower 70s. Northeast winds around 5 mph. Heat index values up to 106 early in the evening.
Sunday... Mostly sunny. Highs in the lower 90s. Northeast winds 5 to 10 mph.
Sunday Night... Mostly clear. Lows in the mid 60s. East winds 5 to 10 mph.
Labor Day... Sunny. Highs in the upper 80s. East winds around 5 mph.
Monday Night... Mostly clear. Hot. Lows in the mid 60s. Highs in the mid 90s.
Tuesday... Mostly clear. Hot. Lows in the mid 60s. Highs in the mid 90s.
Tuesday Night... Mostly clear. Hot. Lows in the mid 70s. Highs in the upper 90s. Heat index values up to 105.
Wednesday... Mostly clear. Hot. Lows in the mid 70s. Highs in the upper 90s. Heat index values up to 105.
Wednesday Night... Mostly clear in the evening, then becoming partly cloudy. A slight chance of thunderstorms. A slight chance of showers in the evening, then a chance of showers after midnight. Lows in the lower 70s. Chance of rain 50%. Heat index values up to 100 early in the evening.
Thursday... Mostly sunny with a slight chance of thunderstorms. A chance of showers, mainly in the morning. Highs around 90. Chance of rain 50%.
Thursday Night... Partly cloudy in the evening, then mostly clear with a slight chance of showers and thunderstorms after midnight. Lows in the mid 60s. Chance of rain 20%.
POP = Probability of Precipitation
Sauget Radar Loop
Use the map search tool if you want to place a location marker on the radar map...