| NWS Forecast for: Clay County Issued by: National Weather Service Sioux Falls, SD Last Update: 1049 PM CDT Tue Jun 30 2026 |  |
Overnight: Partly cloudy late this evening, then becoming mostly cloudy. Showers likely with a chance of thunderstorms. Lows around 70. South winds 5 to 10 mph. Chance of rain 70 percent. Wednesday: Partly sunny with a chance of showers. A chance of thunderstorms, mainly in the morning. Humid with highs in the lower 90s. South winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 50 percent. Heat index values in the upper 90s in the afternoon. Wednesday Night: Partly cloudy with showers and thunderstorms likely in the evening, then mostly cloudy with a chance of showers and thunderstorms after midnight. Humid with lows in the upper 60s. Southwest winds 10 to 15 mph. Chance of rain 70 percent. Thursday: Partly sunny with a slight chance of thunderstorms. A slight chance of showers in the morning, then a chance of showers in the afternoon. Humid with highs in the upper 80s. South winds 5 to 10 mph. Chance of rain 40 percent. Thursday Night: Thunderstorms likely. Showers with lows around 70. South winds 10 to 15 mph. Chance of rain 80 percent. Friday: Mostly sunny with a slight chance of showers and thunderstorms. Highs in the lower 90s. Chance of rain 20 percent. Heat index values in the upper 90s in the afternoon. Friday Night: Partly cloudy with a chance of showers and thunderstorms in the evening, then mostly cloudy with showers and thunderstorms likely after midnight. Lows in the upper 60s. Chance of rain 70 percent. Heat index values in the upper 90s early in the evening. Independence Day: Mostly cloudy with a chance of showers and thunderstorms in the morning, then mostly sunny in the afternoon. Highs in the mid 80s. Chance of rain 40 percent. Saturday Night: Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers and thunderstorms. Lows in the mid 60s. Chance of rain 50 percent. Sunday: Mostly sunny. Highs in the mid 80s. Sunday Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 60s. Monday: Mostly sunny. Highs in the mid 80s. Monday Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 60s. Tuesday: Mostly sunny. Highs in the mid 80s. | |
| Zone Forecast: Clay County | |
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