County Forecast for Watseka , IL
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150000-
Iroquois-
Including the cities of Watseka and Gilman
401 AM CDT Mon Sep 14 2026

Early this morning   Clear, cooler. Temperatures in the lower 50s. Light and variable winds.
Today   Mostly sunny in the morning, then becoming partly cloudy. Highs in the mid 70s. Southeast winds 5 to 10 mph.
Tonight   Partly cloudy in the evening, then becoming mostly cloudy. Warmer with lows in the mid 60s. Southeast winds 10 to 15 mph.
Tuesday   Partly cloudy. A chance of showers in the morning. A chance of thunderstorms. Showers likely in the afternoon. More humid with highs in the upper 80s. Southwest winds 10 to 15 mph, becoming west 5 to 10 mph in the afternoon. Chance of precipitation 60 percent.
Tuesday night   Showers likely with a chance of thunderstorms. Humid with lows in the mid 60s. Northeast winds around 5 mph. Chance of precipitation 70 percent.
Wednesday   Mostly cloudy. Showers likely in the morning. A slight chance of thunderstorms. A chance of showers in the afternoon. Humid with highs in the mid 80s. East winds around 5 mph. Chance of precipitation 70 percent.
Wednesday night   Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly cloudy with a chance of showers and thunderstorms after midnight. Lows in the upper 60s. Chance of precipitation 50 percent.
Thursday   Mostly cloudy with a chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the upper 80s. Chance of precipitation 50 percent.
Thursday night   Mostly cloudy. Lows in the mid 60s.
Friday   Mostly cloudy in the morning, then becoming partly cloudy. Highs in the mid 80s.
Friday night   Partly cloudy. Lows in the mid 60s.
Saturday   Partly cloudy with a chance of showers. Highs in the lower 80s. Chance of precipitation 50 percent.
Saturday night   Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers. Lows in the lower 60s. Chance of precipitation 50 percent.
Sunday   Mostly cloudy with a chance of showers. Highs in the upper 70s. Chance of precipitation 30 percent.
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Bryce Anderson image
Bryce Anderson – DTN Meteorologist
Front Pushing Through Midwest This Weekend
Posted at 12:14PM Fri Sep 11, 2026 CDT
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