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Alsen, SD 7-Day Night Weather Forecast
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Alsen, SD Weather Forecast
Alsen, SD Weather Forecast Date: 238 AM CDT Fri Sep 11 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.
Today... Mostly sunny and windy. Highs in the upper 80s. South winds 20 to 30 mph with gusts up to 40 mph.
Tonight... Partly cloudy in the evening, then clearing. Lows around 60. South winds 15 to 20 mph with gusts up to 35 mph, becoming northwest around 10 mph with gusts up to 20 mph after midnight.
Saturday... Sunny. Not as warm. Less humid with highs in the mid 70s. North winds 5 to 10 mph with gusts up to 20 mph.
Saturday Night... Mostly clear in the evening, then becoming mostly cloudy. Lows in the lower 50s. Northeast winds around 5 mph.
Sunday... Becoming partly sunny in the afternoon. A chance of thunderstorms. Showers, mainly in the morning. Highs in the mid 60s. East winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 80%.
Sunday Night... Mostly cloudy with a chance of thunderstorms. A chance of showers in the evening, then showers after midnight. Lows in the mid 50s. Chance of rain 80%.
Monday... Showers with a chance of thunderstorms in the morning, then partly sunny with a chance of showers in the afternoon. Warmer with highs in the upper 70s. Chance of rain 80%.
Monday Night... Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 50s.
Tuesday... Partly sunny. Not as warm with highs in the upper 60s.
Tuesday Night... Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 50s.
Wednesday... Mostly cloudy in the morning, then becoming partly sunny. Highs in the upper 60s.
Wednesday Night... Partly cloudy. Lows in the mid 50s.
POP = Probability of Precipitation
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