County Forecast for Watseka , IL
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161015-
Iroquois-
Including the cities of Watseka and Gilman
250 PM CDT Mon Jun 15 2026

Tonight   Mostly clear. Lows in the mid 50s. Southwest winds 5 to 10 mph.
Tuesday   Partly cloudy. A slight chance of showers early in the morning, then showers likely with a chance of thunderstorms late in the morning. A chance of showers with a slight chance of thunderstorms in the afternoon. Breezy with highs in the mid 70s. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation 70 percent.
Tuesday night   Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 50s. West winds 10 to 15 mph, becoming southwest around 5 mph after midnight.
Wednesday   A chance of showers and thunderstorms in the morning, then showers with thunderstorms likely in the afternoon. Locally heavy rainfall possible in the afternoon. Breezy with highs in the upper 70s. South winds 10 to 15 mph, increasing to 15 to 25 mph with gusts up to 30 mph in the afternoon. Chance of precipitation 90 percent.
Wednesday night   Becoming partly cloudy after midnight. Showers with thunderstorms likely in the evening. Breezy with lows in the lower 60s. Southwest winds 15 to 25 mph with gusts up to 35 mph, becoming west 10 to 15 mph with gusts up to 25 mph after midnight. Chance of precipitation near 100 percent.
Thursday   Partly cloudy. Highs in the lower 70s.
Thursday night   Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 50s.
Juneteenth   Sunny. Highs in the mid 70s.
Friday night   Clear. Lows in the mid 50s.
Saturday   Partly cloudy in the morning, then becoming mostly cloudy. Highs in the upper 70s.
Saturday night   Partly cloudy in the evening, then mostly cloudy with a chance of showers after midnight. Lows in the upper 50s. Chance of precipitation 40 percent.
Sunday   Mostly cloudy with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the upper 70s. Chance of precipitation 50 percent.
Sunday 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.
Monday   Mostly cloudy with a chance of showers. Highs in the upper 70s. Chance of precipitation 40 percent.
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Bryce Anderson image
Bryce Anderson – DTN Meteorologist
Showers Moving into Midwest, Continue Along Gulf Coast Tuesday

Stalled Gulf Coast front brings week-long showers; Midwest-bound system threatens gusty thunderstorms Tuesday. » More DTN Weather Commentary

Posted at 12:09PM Mon Jun 15, 2026 CDT
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