County Forecast for Watseka , IL
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111015-
Iroquois-
Including the cities of Watseka and Gilman
239 PM CDT Fri Jul 10 2026

Tonight   Mostly cloudy. Scattered showers and a chance of thunderstorms in the evening, then a slight chance of showers after midnight. Lows in the mid 60s. Northeast winds around 5 mph. Chance of precipitation 50 percent.
Saturday   Mostly cloudy. A slight chance of showers in the afternoon. Highs in the mid 80s. Northeast winds around 5 mph. Chance of precipitation 20 percent.
Saturday night   Partly cloudy. Lows in the lower 60s. Northeast winds around 5 mph.
Sunday   Partly cloudy in the morning, then becoming mostly sunny. Highs in the mid 80s. East winds 5 to 10 mph.
Sunday night   Mostly clear. Lows in the lower 60s. Northeast winds around 5 mph.
Monday   Mostly sunny. Highs in the upper 80s.
Monday night   Clear. Lows in the mid 60s.
Tuesday   Sunny. Highs around 90.
Tuesday night   Mostly clear. Lows in the upper 60s.
Wednesday   Mostly sunny. Highs around 90.
Wednesday night   Mostly clear. Lows in the upper 60s.
Thursday   Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 80s.
Thursday night   Mostly clear. Lows in the upper 60s.
Friday   Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Chance of precipitation 30 percent.
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Bryce Anderson image
Bryce Anderson – DTN Meteorologist
Extreme Heat Building Into Northern Plains This Weekend
Posted at 12:03PM Fri Jul 10, 2026 CDT
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