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Dunn, SD Weather Forecast
Dunn, SD Weather Forecast Date: 837 AM MDT Fri Oct 23 2026
The area/counties/county of: Southern Perkins, including the cities of: Usta, Bison, Sorum, and Zeona.or toggle through each period.
Rest of Today... Partly cloudy this morning, then clearing. Highs in the lower 80s. South winds 10 to 20 mph. Gusts up to 25 mph, increasing to 35 mph this afternoon.
Tonight... Mostly clear in the evening, then partly cloudy with a slight chance of rain showers after midnight. Windy with lows in the mid 30s. Southwest winds 15 to 25 mph, increasing to northwest 25 to 35 mph after midnight. Gusts up to 45 mph. Chance of rain 20%.
Saturday... Sunny, breezy and much cooler with highs in the lower 50s. Northwest winds 20 to 30 mph with gusts up to 40 mph, diminishing to 10 to 15 mph with gusts up to 30 mph in the afternoon.
Saturday Night... Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 20s. Northeast winds 5 to 10 mph.
Sunday... Partly cloudy in the morning, then mostly cloudy with a chance of rain in the afternoon. Highs in the mid 40s. East winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 30%.
Sunday Night... Rain likely. A chance of snow in the evening, then snow likely after midnight. Little or no snow accumulation. Lows in the upper 20s. Chance of precipitation 70%.
Monday... Snow likely in the morning. Mostly cloudy with rain likely. Little or no snow accumulation. Highs in the lower 40s. Chance of precipitation 70%.
Monday Night... Mostly cloudy with a 50% chance of rain. Lows in the upper 20s.
Tuesday... Becoming partly cloudy. Highs in the upper 40s.
Tuesday Night... Partly cloudy. A slight chance of rain in the evening, then a chance of rain after midnight. Lows in the lower 30s. Chance of rain 30%.
Wednesday... Partly cloudy. A slight chance of rain in the morning. Breezy with highs in the lower 50s. Chance of rain 20%.
Wednesday Night... Partly cloudy. Lows in the upper 20s.
POP = Probability of Precipitation
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