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Patterson, IA 7-Day Night Weather Forecast
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Patterson, IA Weather Forecast
Patterson, IA Weather Forecast Date: 603 AM CDT Sat Sep 05 2026
The area/counties/county of: Madison, including the cities of: Winterset and Earlham.or toggle through each period.
Today... Sunny. Highs in the lower 90s. West winds around 5 mph, becoming northeast around 5 mph this afternoon. Heat index values up to 105 this afternoon.
Tonight... Partly cloudy. Humid with lows in the lower 70s. East winds around 5 mph. Heat index values up to 103 early in the evening.
Sunday... Mostly cloudy with a slight chance of showers in the morning, then partly sunny with a chance of showers with a slight chance of thunderstorms in the afternoon. Humid with highs in the upper 80s. East winds 5 to 10 mph. Chance of rain 40%.
Sunday Night... Mostly cloudy with a slight chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Humid with lows in the upper 60s. Southeast winds 5 to 10 mph. Chance of rain 20%.
Labor Day... Mostly sunny. Humid with highs in the upper 80s. Southeast winds 10 to 15 mph.
Monday Night... Partly cloudy. Lows in the lower 70s.
Tuesday... Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Hot with highs in the mid 90s. Chance of rain 20%. Heat index values up to 105 in the afternoon.
Tuesday Night... Showers likely with a chance of thunderstorms. Lows in the upper 60s. Chance of rain 70%. Heat index values up to 100 early in the evening.
Wednesday... Mostly sunny with a 20% chance of showers. Highs in the mid 80s.
Wednesday Night... Partly cloudy. A slight chance of showers in the evening, then a chance of showers after midnight. Lows in the lower 60s. Chance of rain 40%.
Thursday... Mostly sunny. Highs in the lower 80s.
Thursday Night... Partly cloudy. A chance of showers and thunderstorms after midnight. Lows in the mid 60s. Chance of rain 30%.
POP = Probability of Precipitation
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