County Forecast for Onida , SD
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170300-
Sully-
Including the city of Onida
242 PM CDT Tue Sep 16 2025

This afternoon   Partly sunny with a 20 percent chance of thunderstorms. Near steady temperature around 80. Northwest winds 5 to 10 mph.
Tonight   Mostly cloudy. A slight chance of thunderstorms in the evening, then a chance of thunderstorms after midnight. Lows in the upper 50s. North winds 5 to 10 mph. Chance of rain 50 percent.
Wednesday   A chance of thunderstorms. Showers. Not as warm with highs in the upper 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 80 percent.
Wednesday night   A chance of thunderstorms. Showers. Lows in the upper 50s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 80 percent.
Thursday   Showers with a slight chance of thunderstorms in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the upper 60s. Northeast winds 10 to 15 mph. Chance of rain 80 percent.
Thursday night   Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Lows in the lower 50s. Chance of rain 50 percent.
Friday   Mostly cloudy in the morning, then becoming partly sunny. A chance of showers. A slight chance of thunderstorms in the afternoon. Highs around 70. Chance of rain 40 percent.
Friday night through saturday night   Partly cloudy. Lows in the lower 50s. Highs in the mid 70s.
Sunday   Mostly sunny. Highs in the upper 70s.
Sunday night   Partly cloudy. Lows in the mid 50s.
Monday   Mostly sunny. Highs in the mid 70s.
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Bryce Anderson image
Bryce Anderson – DTN Meteorologist
Scattered Showers Continue in Central US Tuesday
Posted at 5:32AM Tue Sep 16, 2025 CDT
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