County Forecast for Watseka , IL
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260200-
Iroquois-
Including the cities of Watseka and Gilman
106 PM CDT Sat Jul 25 2026

This afternoon   Cloudy. A slight chance of drizzle early in the afternoon. Highs in the upper 70s. South winds around 5 mph.
Tonight   Mostly cloudy. Humid with lows in the upper 60s. South winds around 5 mph.
Sunday   Mostly cloudy. Humid with highs in the upper 80s. Southwest winds around 5 mph.
Sunday night   Partly cloudy in the evening, then becoming mostly cloudy. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. Humid with lows in the mid 70s. Southwest winds around 5 mph. Chance of precipitation 40 percent.
Monday   Partly cloudy in the morning, then clearing. A slight chance of showers and thunderstorms. Hot, humid with highs in the lower 90s. Southwest winds 5 to 10 mph, increasing to 10 to 15 mph with gusts up to 25 mph in the afternoon. Chance of precipitation 20 percent. Heat index values up to 106.
Monday night   Partly cloudy. A chance of showers and thunderstorms in the evening. Lows in the lower 70s. Chance of precipitation 40 percent.
Tuesday   Partly cloudy. Highs in the mid 80s.
Tuesday night   Partly cloudy in the evening, then becoming mostly clear. Lows in the lower 60s.
Wednesday   Sunny. Highs in the upper 80s.
Wednesday night   Mostly clear. Lows in the mid 60s.
Thursday   Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 80s.
Thursday night   Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 60s.
Friday   Partly cloudy. A chance of showers in the afternoon. Highs in the upper 80s. Chance of precipitation 30 percent.
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Bryce Anderson image
Bryce Anderson – DTN Meteorologist
Heating Up This Weekend, Some Limited Showers
Posted at 11:59AM Fri Jul 24, 2026 CDT
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