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Lake Yankton, SD 7-Day Night Weather Forecast
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Lake Yankton, SD Weather Forecast
Lake Yankton, SD Weather Forecast Date: 133 AM CDT Tue Sep 15 2026
The area/counties/county of: Yankton, including the city of Yankton.or toggle through each period.
Rest of Tonight... Mostly cloudy. Lows in the mid 50s. Northwest winds 5 to 10 mph.
Tuesday... Partly sunny in the morning, then clearing. Highs in the lower 70s. Northwest winds 10 to 15 mph.
Tuesday Night... Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 50s. Northeast winds around 5 mph, becoming east after midnight.
Wednesday... Partly sunny. Highs around 70. Southeast winds 10 to 15 mph with gusts up to 25 mph.
Wednesday Night... Mostly cloudy. A slight chance of showers after midnight. Lows in the upper 50s. Southeast winds 5 to 10 mph. Chance of rain 20%.
Thursday... Mostly cloudy with a 50% chance of showers. Highs in the mid 70s.
Thursday Night... A chance of thunderstorms. Showers. Lows in the lower 60s. Chance of rain 90%.
Friday... Showers likely with a chance of thunderstorms in the morning, then partly sunny with a chance of showers in the afternoon. Highs around 80. Chance of rain 70%.
Friday Night... A chance of showers in the evening. Mostly cloudy. Lows in the lower 60s. Chance of rain 50%.
Saturday... Mostly cloudy in the morning, then becoming partly sunny. Highs in the lower 70s.
Saturday Night... Partly cloudy. Lows in the mid 50s.
Sunday... Partly sunny. Highs in the upper 60s.
Sunday Night... Partly cloudy. Lows in the lower 50s.
POP = Probability of Precipitation
Lake Yankton Radar Loop
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