


NWS Forecast for: Rock County Issued by: National Weather Service Sioux Falls, SD Last Update: 427 PM CDT Fri Aug 29 2025 | |
Tonight: Mostly cloudy. A chance of sprinkles after midnight. Lows in the upper 50s. Southeast winds around 5 mph. Saturday: Mostly cloudy. A chance of sprinkles in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the upper 70s. East winds 5 to 10 mph. Chance of rain 30 percent. Saturday Night: A slight chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Lows in the lower 60s. East winds 5 to 10 mph. Chance of rain 30 percent. Sunday: Mostly cloudy. A slight chance of showers in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the lower 70s. Southeast winds 5 to 10 mph. Chance of rain 50 percent. Sunday Night: A slight chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Lows in the upper 50s. Southeast winds 5 to 10 mph. Chance of rain 50 percent. Labor Day: Mostly cloudy with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of rain 40 percent. Monday Night: Mostly cloudy with a chance of showers. Lows in the mid 50s. Chance of rain 40 percent. Tuesday: Partly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 70s. Chance of rain 40 percent. Tuesday Night: A chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Lows in the lower 50s. Chance of rain 40 percent. Wednesday: Mostly sunny. Cooler with highs in the lower 60s. Wednesday Night: Partly cloudy. Cooler with lows in the lower 40s. Thursday: Mostly sunny. Highs in the mid 60s. Thursday Night: Mostly clear. Lows in the mid 40s. Friday: Sunny. Highs around 70. | |
Zone Forecast: Rock County | |
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