County Forecast for Stronghurst , IL
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110300-
Henderson-
Including the city of Oquawka
241 PM CDT Mon Aug 10 2026

..heat advisory in effect from noon to 8 pm cdt tuesday   
This afternoon   Mostly cloudy with a slight chance of showers and thunderstorms. Near steady temperature in the upper 80s. Southwest winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 101.
Tonight   Mostly clear in the evening, then becoming partly cloudy. Patchy fog after midnight. Humid with lows in the mid 70s. South winds around 5 mph. Heat index values up to 101 early in the evening.
Tuesday   Mostly sunny. A chance of showers and thunderstorms in the morning. Patchy fog in the morning. Hot with highs around 90. South winds 5 to 10 mph. Chance of rain 50 percent. Heat index values up to 104 in the afternoon.
Tuesday night   Partly cloudy. A chance of showers after midnight. Humid with lows in the lower 70s. Northeast winds around 5 mph, becoming southeast after midnight. Chance of rain 30 percent. Heat index values up to 102 early in the evening.
Wednesday   Showers likely with a chance of thunderstorms in the morning, then a chance of showers in the afternoon. Humid with highs in the upper 80s. South winds around 5 mph. Chance of rain 60 percent. Heat index values up to 100 in the afternoon.
Wednesday night   Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers in the evening, then showers likely after midnight. Lows around 70. Chance of rain 60 percent.
Thursday and thursday night   Showers with a chance of thunderstorms. Highs in the lower 80s. Lows in the upper 60s. Chance of rain 80 percent.
Friday through saturday   Mostly cloudy with a chance of showers. Highs in the lower 80s. Lows in the upper 60s. Chance of rain 50 percent.
Saturday night   Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers. Lows around 70. Chance of rain 50 percent.
Sunday   Partly sunny with a chance of showers. Highs in the lower 80s. Chance of rain 50 percent.
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Bryce Anderson image
Bryce Anderson – DTN Meteorologist
Areas of Storms, Some Severe, Rolling Across Corn Belt Through Tuesday
Posted at 12:05PM Mon Aug 10, 2026 CDT
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