County Forecast for Watseka , IL
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261015-
Iroquois-
Including the cities of Watseka and Gilman
208 PM CDT Mon May 25 2026

Tonight   Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 50s. Southeast winds around 5 mph.
Tuesday   Partly cloudy. Highs in the mid 80s. Southeast winds 5 to 10 mph.
Tuesday night   Partly cloudy. A slight chance of showers after midnight. Lows in the lower 60s. South winds around 5 mph. Chance of precipitation 20 percent.
Wednesday   Partly cloudy. A slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the mid 80s. Northeast winds around 5 mph. Chance of precipitation 20 percent.
Wednesday night   Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 50s. Northeast winds 5 to 10 mph.
Thursday   Mostly sunny. Highs in the lower 80s.
Thursday night   Partly cloudy. Lows in the mid 50s.
Friday   Partly cloudy. Highs around 80.
Friday night   Partly cloudy. Lows in the mid 50s.
Saturday   Partly cloudy in the morning, then becoming mostly sunny. Highs in the upper 70s.
Saturday night   Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 50s.
Sunday   Mostly sunny. Highs in the upper 70s.
Sunday night   Mostly clear. Lows in the lower 50s.
Monday   Mostly sunny. Highs around 80.
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Bryce Anderson – DTN Meteorologist
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Wet Memorial Holiday Weekend Ahead

Showers will drench much of the country this holiday weekend, with heavy rain continuing across the South. » More DTN Weather Commentary
Posted at 12:06PM Fri May 22, 2026 CDT
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