County Forecast for Watseka , IL
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262200-
Iroquois-
Including the cities of Watseka and Gilman
225 AM CDT Sun Jul 26 2026

Early this morning   Mostly cloudy. Patchy fog. Temperatures in the upper 60s. South winds around 5 mph.
Today   Mostly cloudy. Patchy fog early in the morning. Humid. Highs in the upper 80s. Southwest winds around 5 mph.
Tonight   Partly cloudy in the evening, then becoming mostly cloudy. A slight chance of showers and thunderstorms after midnight. A chance of showers and thunderstorms late. Humid with lows in the lower 70s. South winds around 5 mph. Chance of precipitation 40 percent.
Monday   Mostly cloudy in the morning, then clearing. A chance of showers and thunderstorms in the morning, then a slight chance of showers and thunderstorms early in the afternoon. Humid with highs around 90. Southwest winds 5 to 10 mph. Chance of precipitation 40 percent. Heat index values up to 104.
Monday night   Partly cloudy. A chance of showers and thunderstorms in the evening. Humid with lows in the lower 70s. Southwest winds 5 to 10 mph, becoming northwest after midnight. Chance of precipitation 50 percent.
Tuesday   Partly cloudy. Humid with highs in the lower 80s. North winds 5 to 10 mph.
Tuesday night   Mostly clear. Lows in the lower 60s.
Wednesday   Sunny. Highs in the lower 80s.
Wednesday night   Clear. Lows in the upper 50s.
Thursday   Mostly sunny in the morning, then becoming partly cloudy. Highs in the mid 80s.
Thursday night   Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 60s.
Friday   Partly cloudy in the morning, then becoming mostly cloudy. Highs in the mid 80s.
Friday night   Partly cloudy. Lows in the mid 60s.
Saturday   Partly cloudy. Highs in the mid 80s.
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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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