Weather WorldPratt Lake, IL 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Pratt Lake, IL Weather Forecast
Pratt Lake, IL Weather Forecast Date: 147 PM CDT Sun Oct 11 2026
The area/counties/county of: Mason, including the city of Havana.or toggle through each period.
This Afternoon... Sunny. Highs in the lower 80s. South winds around 5 mph.
Tonight... Mostly clear in the evening, then becoming partly cloudy. Not as cool with lows in the mid 60s. South winds around 5 mph.
Columbus Day... Sunny. Highs around 90. Southwest winds 10 to 15 mph with gusts up to 25 mph.
Monday Night... Mostly clear. Lows in the lower 70s. Southwest winds 5 to 10 mph with gusts up to 25 mph.
Tuesday... Sunny. Highs in the upper 80s. West winds 5 to 10 mph.
Tuesday Night... Partly cloudy in the evening, then becoming mostly cloudy. A chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Lows in the mid 60s. Chance of rain 70%.
Wednesday... Showers likely, mainly in the morning. Cooler with highs in the upper 70s. Chance of rain 70%.
Wednesday Night... Mostly cloudy with a chance of showers. Lows in the upper 50s. Chance of rain 50%.
Thursday... Showers with a chance of thunderstorms in the morning, then showers likely in the afternoon. Highs in the lower 70s. Chance of rain 80%.
Thursday Night... A chance of showers in the evening. Mostly cloudy. Lows around 50. Chance of rain 50%.
Friday... Partly sunny. Highs in the lower 60s.
Friday Night... Partly cloudy in the evening, then clearing. Cooler with lows in the upper 30s.
POP = Probability of Precipitation
Pratt Lake Radar Loop
Use the map search tool if you want to place a location marker on the radar map...