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Lake Nixon, SD Weather Forecast
Lake Nixon, SD Weather Forecast Date: 134 PM CDT Sun Sep 13 2026
The area/counties/county of: Union, including the cities of: North Sioux City, Beresford, Elk Point, Alcester, and Jefferson.or toggle through each period.
This Afternoon... Mostly cloudy. Near steady temperature in the upper 60s. East winds 5 to 10 mph.
Tonight... Mostly cloudy. A chance of sprinkles in the evening, then showers with a chance of thunderstorms after midnight. Lows in the mid 50s. Southeast winds 10 to 15 mph. Gusts up to 30 mph after midnight. Chance of rain 90%.
Monday... Mostly cloudy with a chance of thunderstorms. Showers, mainly in the morning. Breezy with highs in the lower 70s. Southeast winds 15 to 25 mph with gusts up to 35 mph. Chance of rain 90%.
Monday Night... Partly cloudy in the evening, then becoming mostly cloudy. A slight chance of thunderstorms in the evening. A slight chance of showers. Lows in the mid 50s. West winds 5 to 10 mph with gusts up to 20 mph, becoming northwest after midnight. Chance of rain 20%.
Tuesday... Partly sunny. Less humid with highs in the lower 70s. Northwest winds 5 to 10 mph.
Tuesday Night... Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 50s.
Wednesday... Mostly cloudy with a chance of showers. Highs in the upper 60s. Chance of rain 50%.
Wednesday Night... Mostly cloudy. Lows in the upper 50s.
Thursday... Cloudy in the morning, then partly sunny with a chance of showers in the afternoon. Highs in the lower 70s. Chance of rain 40%.
Thursday Night... Mostly cloudy. A chance of showers in the evening, then showers likely with a chance of thunderstorms after midnight. Lows in the upper 50s. Chance of rain 70%.
Friday... Showers likely in the morning, then partly sunny with a chance of showers in the afternoon. Highs in the mid 70s. Chance of rain 70%.
Friday Night... Mostly cloudy with a chance of showers. Lows in the upper 50s. Chance of rain 50%.
POP = Probability of Precipitation
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