| NWS Forecast for: Plymouth County Issued by: National Weather Service Sioux Falls, SD Last Update: 729 PM CDT Wed Jul 29 2026 |  |
Tonight: Partly cloudy this evening, then becoming mostly cloudy. Patchy smoke this evening. Lows in the upper 60s. Southeast winds 5 to 10 mph. Thursday: Mostly cloudy in the morning, then becoming partly sunny. A chance of showers and thunderstorms. Patchy smoke in the afternoon. Humid with highs in the lower 80s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent. Thursday Night: Thunderstorms with showers likely in the evening, then a chance of showers and thunderstorms after midnight. Humid with lows in the mid 60s. South winds 10 to 15 mph with gusts up to 25 mph, becoming southwest 5 to 10 mph after midnight. Chance of rain near 100 percent. Friday: Cloudy with a chance of showers and thunderstorms in the morning, then partly sunny in the afternoon. Humid with highs in the upper 70s. North winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 40 percent. Friday Night: Mostly clear. Humid with lows in the upper 50s. North winds 10 to 15 mph with gusts up to 25 mph, diminishing to around 5 mph after midnight. Saturday: Sunny. Highs in the lower 80s. Saturday Night: Clear. Lows around 60. Sunday: Sunny. Highs in the lower 80s. Sunday Night: Mostly clear. Lows in the lower 60s. Monday: Sunny. Highs in the lower 80s. Monday Night: Mostly clear. Lows in the mid 60s. Tuesday: Partly sunny. Highs around 80. Tuesday Night: Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers. A chance of thunderstorms after midnight. Lows in the lower 60s. Chance of rain 50 percent. Wednesday: Mostly cloudy in the morning, then becoming partly sunny. Highs in the upper 70s. | |
| Zone Forecast: Plymouth County | |
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