County Forecast for Watseka , IL
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192315-
Iroquois-
Including the cities of Watseka and Gilman
358 AM CDT Sun Jul 19 2026

Today   Mostly sunny. Patchy smoke. Highs in the lower 80s. Northeast winds around 5 mph.
Tonight   Mostly clear. Patchy smoke in the evening. Lows in the lower 60s. East winds around 5 mph.
Monday   Partly cloudy in the morning, then becoming mostly cloudy. Highs in the mid 80s. South winds around 5 mph.
Monday night   Partly cloudy. Showers and thunderstorms likely after midnight. Humid with lows in the lower 70s. Southwest winds 5 to 10 mph. Chance of precipitation 70 percent.
Tuesday   Partly cloudy in the morning, then becoming mostly sunny. A chance of showers and thunderstorms in the morning. Humid with highs in the upper 80s. West winds 10 to 15 mph. Chance of precipitation 40 percent.
Tuesday night   Mostly clear. Lows in the mid 60s.
Wednesday   Mostly sunny. Highs in the upper 70s.
Wednesday night   Mostly clear. Lows in the mid 50s.
Thursday   Mostly sunny. Highs around 80.
Thursday night   Partly cloudy. Lows in the upper 50s.
Friday   Partly cloudy in the morning, then becoming mostly cloudy. Highs in the lower 80s.
Friday night   Partly cloudy. Lows in the lower 60s.
Saturday   Partly cloudy. Highs in the mid 80s.
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DTN Weather Summary

Bryce Anderson image
Bryce Anderson – DTN Meteorologist
Heat Wave Continues for Western Corn Belt This Weekend, Then Ends
Posted at 12:00PM Fri Jul 17, 2026 CDT
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