County Forecast for Toluca , IL
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170800-
Marshall-
Including the city of Lacon
747 PM CDT Tue Jun 16 2026

...FLOOD WATCH IN EFFECT FROM 7 AM CDT WEDNESDAY THROUGH
WEDNESDAY EVENING...

Tonight   Partly cloudy this evening, then becoming mostly cloudy. Lows in the mid 50s. West winds 10 to 15 mph with gusts up to 25 mph, becoming southwest around 5 mph after midnight.
Wednesday   Showers. A chance of thunderstorms in the morning, then thunderstorms in the afternoon. Locally heavy rainfall possible. Highs in the upper 70s. South winds 15 to 20 mph. Gusts up to 35 mph in the afternoon. Chance of rain near 100 percent.
Wednesday night   Partly cloudy with showers with thunderstorms likely in the evening, then mostly clear after midnight. Locally heavy rainfall possible in the evening. Lows around 60. West winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 80 percent.
Thursday   Mostly sunny. Highs in the mid 70s. West winds 10 to 15 mph with gusts up to 25 mph.
Thursday night   Mostly clear. Lows in the mid 50s. Northwest winds 5 to 10 mph.
Juneteenth   Sunny. Highs in the upper 70s.
Friday night   Mostly clear. Lows in the upper 50s.
Saturday   Partly sunny. Highs around 80.
Saturday night   Partly cloudy in the evening, then mostly cloudy with a chance of showers and thunderstorms after midnight. Lows in the lower 60s. Chance of rain 40 percent.
Sunday and sunday night   Showers likely with a chance of thunderstorms. Highs in the upper 70s. Lows around 60. Chance of rain 60 percent.
Monday   Partly sunny. Highs in the upper 70s.
Monday night and tuesday   Partly cloudy. Lows in the upper 50s. Highs around 80.
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Bryce Anderson – DTN Meteorologist
Big Severe Weather Event for Midwest Wednesday

Three active weather systems; severe outbreak Wednesday threatens tornadoes, damaging winds, and large hail Midwest. » More DTN Weather Commentary

Posted at 12:00PM Tue Jun 16, 2026 CDT
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