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Junction City, SD 7-Day Night Weather Forecast
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Junction City, SD Weather Forecast
Junction City, SD Weather Forecast Date: 504 PM CDT Sat Oct 10 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.
Tonight... Clear. Lows in the upper 60s. South winds 15 to 20 mph with gusts up to 30 mph.
Sunday... Mostly sunny. Highs in the mid 80s. South winds 10 to 15 mph with gusts up to 25 mph.
Sunday Night... Mostly cloudy in the evening, then becoming partly cloudy. Lows in the lower 60s. South winds 5 to 10 mph, becoming southwest after midnight.
Columbus Day... Partly sunny in the morning, then clearing. Highs in the mid 80s. Northeast winds around 5 mph, becoming southwest with gusts up to 20 mph in the afternoon.
Monday Night... Mostly clear. Lows in the mid 50s. Northwest winds 10 to 15 mph.
Tuesday... Sunny. Not as warm with highs around 70.
Tuesday Night... Mostly clear. Lows in the lower 50s.
Wednesday... Mostly sunny. A chance of showers in the afternoon. Highs in the mid 60s. Chance of rain 40%.
Wednesday Night... Mostly cloudy. A chance of showers in the evening, then showers likely after midnight. Lows in the lower 50s. Chance of rain 60%.
Thursday... Mostly cloudy in the morning, then becoming partly sunny. A 50% chance of showers. Highs in the lower 60s.
Thursday Night... Mostly cloudy. Lows in the mid 40s.
Friday... Mostly sunny. Highs in the upper 50s.
Friday Night... Partly cloudy. Lows in the upper 30s.
POP = Probability of Precipitation
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