County Forecast for Watseka , IL
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091000-
Iroquois-
Including the cities of Watseka and Gilman
936 PM CDT Tue Sep 8 2026

Rest of tonight   Partly cloudy. Isolated showers late. Near steady temperature around 70. South winds around 5 mph. Chance of precipitation 20 percent.
Wednesday   Mostly cloudy. Scattered showers with a slight chance of thunderstorms. Humid with highs in the mid 80s. West winds 5 to 10 mph. Chance of precipitation 50 percent.
Wednesday night   Mostly cloudy. A slight chance of showers in the evening, then a chance of showers after midnight. Humid with lows in the upper 60s. Northwest winds around 5 mph. Chance of precipitation 50 percent.
Thursday   Mostly cloudy in the morning, then becoming partly cloudy. A chance of showers in the morning. Highs in the upper 70s. North winds around 5 mph. Chance of precipitation 40 percent.
Thursday night   Mostly clear. Lows in the mid 50s. Northeast winds around 5 mph.
Friday   Sunny. Highs in the upper 70s.
Friday night   Mostly clear. Lows in the lower 60s.
Saturday   Partly cloudy with a slight chance of showers in the morning, then mostly cloudy with a chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Chance of precipitation 40 percent.
Saturday night   Mostly cloudy with a chance of showers. Lows in the mid 60s. Chance of precipitation 40 percent.
Sunday   Partly cloudy with a chance of showers. Highs in the mid 80s. Chance of precipitation 30 percent.
Sunday night   Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers. Lows in the lower 60s. Chance of precipitation 30 percent.
Monday   Mostly cloudy with a chance of showers. Highs in the mid 80s. Chance of precipitation 40 percent.
Monday night   Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers. Lows in the mid 60s. Chance of precipitation 50 percent.
Tuesday   Mostly cloudy in the morning, then becoming partly cloudy. A chance of showers. Highs in the lower 80s. Chance of precipitation 40 percent.
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Bryce Anderson image
Bryce Anderson – DTN Meteorologist
Front Pushing Through More of Corn Belt Wednesday
Posted at 12:03PM Tue Sep 8, 2026 CDT
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