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Lyons, SD 7-Day Night Weather Forecast
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Lyons, SD Weather Forecast
Lyons, SD Weather Forecast Date: 329 AM CDT Sun Sep 06 2026
The area/counties/county of: Minnehaha, including the city of Sioux Falls.or toggle through each period.
Today... A chance of thunderstorms. Showers likely. Locally heavy rainfall possible this morning. Highs in the mid 80s. Southeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 70%.
Tonight... Mostly cloudy with a slight chance of thunderstorms. A slight chance of showers in the evening, then a chance of showers after midnight. Humid with lows in the upper 60s. Southeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 40%.
Labor Day... Mostly cloudy with a chance of showers with a slight chance of thunderstorms in the morning, then partly sunny with a slight chance of showers in the afternoon. Breezy with highs in the upper 80s. Southeast winds 15 to 25 mph with gusts up to 40 mph. Chance of rain 40%.
Monday Night... Mostly cloudy with a chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Breezy with lows around 70. South winds 15 to 25 mph. Gusts up to 40 mph in the evening. Chance of rain 70%.
Tuesday... Mostly cloudy with a slight chance of showers and thunderstorms in the morning, then mostly sunny in the afternoon. Humid with highs in the mid 80s. Southwest winds 10 to 15 mph, becoming west in the afternoon. Chance of rain 20%.
Tuesday Night... Mostly clear. Cooler with lows around 60.
Wednesday... Sunny. Highs in the upper 70s.
Wednesday Night... Mostly clear. Lows in the mid 50s.
Thursday... Sunny. Highs in the lower 80s.
Thursday Night... Mostly clear. Lows around 60.
Friday... Sunny. Highs in the mid 80s.
Friday Night... Mostly clear. Lows around 60.
POP = Probability of Precipitation
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