County Forecast for Watseka , IL
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230300-
Iroquois-
Including the cities of Watseka and Gilman
705 AM CDT Sat Aug 22 2026

Today   Partly cloudy in the morning, then becoming mostly sunny. Highs in the upper 70s. Northwest winds 5 to 10 mph, increasing to 10 to 15 mph in the afternoon.
Tonight   Clear. Lows in the upper 50s. Northwest winds 5 to 10 mph.
Sunday   Sunny in the morning, then becoming partly cloudy. Highs in the mid 70s. Northwest winds 5 to 10 mph.
Sunday night   Mostly clear. Lows in the mid 50s. Northwest winds around 5 mph in the evening, becoming light and variable.
Monday   Partly cloudy. Highs in the upper 70s. West winds around 5 mph, becoming northwest in the afternoon.
Monday night   Partly cloudy in the evening, then clearing. Lows in the mid 50s.
Tuesday   Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 70s.
Tuesday night   Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 60s.
Wednesday   Mostly cloudy in the morning, then becoming partly cloudy. Highs in the lower 80s.
Wednesday night   Partly cloudy. A chance of showers in the evening. Lows in the lower 60s. Chance of precipitation 40 percent.
Thursday   Mostly sunny. Highs in the lower 80s.
Thursday night   Mostly clear. Lows in the lower 60s.
Friday   Mostly sunny in the morning, then becoming partly cloudy. Highs in the lower 80s.
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DTN Weather Summary

Bryce Anderson image
Bryce Anderson – DTN Meteorologist
System Moving Through Midwest This Weekend, Another Next Week
Posted at 12:17PM Fri Aug 21, 2026 CDT
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