County Forecast for Watseka , IL
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222215-
Iroquois-
Including the cities of Watseka and Gilman
241 AM CDT Mon Jun 22 2026

Today   Mostly cloudy in the morning, then becoming partly cloudy. A slight chance of showers early in the morning. Highs in the lower 70s. North winds 10 to 15 mph. Gusts up to 25 mph in the morning. Chance of precipitation 20 percent.
Tonight   Mostly clear. Lows around 50. North winds 5 to 10 mph.
Tuesday   Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 70s. Northeast winds around 5 mph.
Tuesday night   Partly cloudy. Lows in the mid 50s. East winds around 5 mph, becoming southeast after midnight.
Wednesday   Partly cloudy in the morning, then becoming mostly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. South winds 5 to 10 mph. Chance of precipitation 40 percent.
Wednesday night   Mostly cloudy with a chance of showers and thunderstorms in the evening, then partly cloudy with a slight chance of showers and thunderstorms after midnight. Lows in the lower 60s. Chance of precipitation 50 percent.
Thursday   Mostly cloudy with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the upper 70s. Chance of precipitation 20 percent.
Thursday night   Partly cloudy. Lows in the upper 50s.
Friday   Partly cloudy in the morning, then becoming mostly cloudy. Highs in the upper 70s.
Friday night   A chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Lows in the lower 60s. Chance of precipitation 50 percent.
Saturday   A chance of showers in the morning. Mostly cloudy. Highs in the lower 80s. Chance of precipitation 30 percent.
Saturday night   Partly cloudy with a chance of showers. A chance of thunderstorms after midnight. Lows in the mid 60s. Chance of precipitation 40 percent.
Sunday   Partly cloudy. Highs in the upper 80s.
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Bryce Anderson – DTN Meteorologist
Storms Across Plains, South Monday

Scattered showers, thunderstorms for South, Southeast. Showers for Northern Plains, Canadian Prairies. » More DTN Weather Commentary

Posted at 5:38AM Mon Jun 22, 2026 CDT
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