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Harrington Farms, IL 7-Day Night Weather Forecast
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Harrington Farms, IL Weather Forecast
Harrington Farms, IL Weather Forecast Date: 736 PM CDT Fri Aug 14 2026
The area/counties/county of: La Salle, including the cities of: Ottawa, Streator, La Salle, Mendota, and Marseilles.or toggle through each period.
Tonight... A chance of showers in the evening. A chance of thunderstorms in the late evening and overnight. Showers after midnight. Lows in the lower 70s. East winds 5 to 10 mph. Chance of precipitation near 100%.
Saturday... Mostly cloudy. Showers with a chance of thunderstorms early in the morning, then a chance of showers with a slight chance of thunderstorms late in the morning. Locally heavy rainfall possible in the morning. Humid with highs in the upper 80s. South winds 5 to 10 mph, becoming southwest in the afternoon. Chance of precipitation 90%. Heat index values up to 106 in the afternoon.
Saturday Night... Mostly cloudy. A slight chance of showers and thunderstorms late in the evening. A chance of showers and thunderstorms after midnight. Humid with lows in the lower 70s. Southwest winds around 5 mph. Chance of precipitation 30%. Heat index values up to 100 early in the evening.
Sunday... Mostly cloudy. A chance of showers and thunderstorms. Humid with highs in the mid 80s. Northwest winds 5 to 10 mph. Chance of precipitation 30%.
Sunday Night... Partly cloudy in the evening, then clearing. Humid with lows in the mid 60s. Northwest winds around 5 mph.
Monday... Mostly sunny in the morning, then becoming partly cloudy. Highs in the lower 80s.
Monday Night... Partly cloudy in the evening, then becoming mostly clear. Lows in the lower 60s.
Tuesday... Mostly sunny in the morning, then partly cloudy with a slight chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of precipitation 20%.
Tuesday Night... Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers. A chance of thunderstorms after midnight. Lows in the upper 60s. Chance of precipitation 50%.
Wednesday... A chance of showers in the morning. Mostly cloudy. Highs in the lower 80s. Chance of precipitation 40%.
Wednesday Night... Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 60s.
Thursday... Partly cloudy in the morning, then becoming mostly cloudy. Highs in the upper 70s.
Thursday Night... Partly cloudy. Lows in the lower 60s.
POP = Probability of Precipitation
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