County Forecast for Watseka , IL
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071200-
Iroquois-
Including the cities of Watseka and Gilman
416 PM CDT Sun Sep 6 2026

Late this afternoon   Mostly sunny. Temperatures around 80. Northeast winds around 10 mph.
Tonight   Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 50s. Northeast winds 5 to 10 mph.
Labor day   Mostly sunny. Highs in the lower 80s. East winds around 5 mph.
Monday night   Partly cloudy. Lows around 60. East winds around 5 mph.
Tuesday   Partly cloudy. Highs in the upper 80s. South winds around 5 mph.
Tuesday night   Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 60s. South winds 5 to 10 mph.
Wednesday   Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Highs in the upper 80s. Chance of precipitation 50 percent.
Wednesday night   Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Lows in the lower 60s. Chance of precipitation 50 percent.
Thursday   Partly cloudy. Highs in the lower 80s.
Thursday night   Mostly clear. Lows in the mid 50s.
Friday   Mostly sunny. Highs in the lower 80s.
Friday night   Mostly clear. Lows around 60.
Saturday   Mostly sunny. Highs in the mid 80s.
Saturday night   Mostly clear in the evening, then partly cloudy with a chance of showers after midnight. Lows in the mid 60s. Chance of precipitation 30 percent.
Sunday   Partly cloudy. A chance of showers in the afternoon. Highs in the mid 80s. Chance of precipitation 30 percent.
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Bryce Anderson – DTN Meteorologist
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Hot and Dry for Central US Labor Day Weekend

Hot, humid conditions persist through the holiday weekend with scattered showers and thunderstorms likely. » More DTN Weather Commentary
Posted at 11:59AM Fri Sep 4, 2026 CDT
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