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Astoria, SD 7-Day Night Weather Forecast
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Astoria, SD Weather Forecast
Astoria, SD Weather Forecast Date: 821 PM CDT Mon Sep 07 2026
The area/counties/county of: Deuel, including the city of Clear Lake.or toggle through each period.
Tonight... Mostly cloudy. A chance of thunderstorms, mainly this evening. Breezy with lows in the upper 60s. South winds 20 to 25 mph with gusts up to 40 mph. Chance of rain 40%.
Tuesday... Mostly cloudy in the morning, then becoming partly sunny. Highs in the lower 80s. Southwest winds 15 to 20 mph with gusts up to 30 mph, becoming northwest around 10 mph with gusts up to 20 mph in the afternoon.
Tuesday Night... Mostly clear. Cooler. Less humid with lows in the upper 50s. West winds 5 to 10 mph.
Wednesday... Mostly sunny. Highs in the mid 70s. Northwest winds 15 to 20 mph with gusts up to 30 mph.
Wednesday Night... Mostly clear. Lows in the lower 50s. Northwest winds 5 to 10 mph with gusts up to 20 mph, becoming southwest after midnight.
Thursday... Sunny. Highs in the lower 80s.
Thursday Night... Mostly clear. Lows in the lower 60s. Highs in the lower 80s.
Friday... Mostly clear. Lows in the lower 60s. Highs in the lower 80s.
Friday Night... Mostly clear. A slight chance of thunderstorms in the evening. Lows in the mid 50s. Chance of rain 20%.
Saturday... Mostly sunny. Not as warm with highs in the lower 70s.
Saturday Night... Partly cloudy in the evening, then mostly cloudy with a chance of showers after midnight. Lows in the lower 50s. Chance of rain 30%.
Sunday... Mostly cloudy with a chance of showers in the morning, then partly sunny with a slight chance of showers in the afternoon. Highs in the upper 60s. Chance of rain 30%.
Sunday Night... Mostly cloudy. A 50% chance of showers. Lows around 50. Highs in the mid 60s.
POP = Probability of Precipitation
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