| NWS Forecast for: Brown County Issued by: National Weather Service Aberdeen, SD Last Update: 537 PM CDT Sat Jun 27 2026 | |
Tonight: Mostly cloudy. A slight chance of thunderstorms this evening, then showers with a chance of thunderstorms after midnight. Lows in the upper 60s. Southeast winds 15 to 20 mph with gusts up to 35 mph. Chance of rain 80 percent. Sunday: Mostly cloudy with a chance of thunderstorms in the morning, then partly sunny with a slight chance of thunderstorms in the afternoon. Humid with highs in the upper 80s. South winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 50 percent. Sunday Night: Mostly clear in the evening, then becoming partly cloudy. Humid with lows in the mid 60s. East winds 5 to 10 mph. Monday: A chance of showers in the morning. Partly sunny with a slight chance of thunderstorms. Humid with highs in the upper 80s. Southeast winds 10 to 15 mph, becoming southwest 15 to 20 mph in the afternoon. Chance of rain 50 percent. Monday Night: Mostly clear. Lows in the lower 60s. Southwest winds 15 to 20 mph with gusts up to 30 mph, diminishing to around 10 mph with gusts up to 20 mph after midnight. Tuesday: Mostly sunny. Highs in the upper 80s. Tuesday Night: Clear in the evening, then becoming partly cloudy. A 20 percent chance of thunderstorms. Lows in the lower 60s. Wednesday: Partly sunny. A chance of thunderstorms in the afternoon. Hot with highs around 90. Chance of rain 40 percent. Wednesday Night: Partly cloudy with a chance of showers with a slight chance of thunderstorms in the evening, then mostly cloudy with a slight chance of showers after midnight. Lows in the mid 60s. Chance of rain 40 percent. Thursday: Partly sunny. A slight chance of thunderstorms in the afternoon. Hot with highs in the lower 90s. Chance of rain 20 percent. Thursday Night: Showers likely with a chance of thunderstorms in the evening, then a slight chance of thunderstorms after midnight. Lows in the mid 60s. Chance of rain 60 percent. Friday: Partly sunny. Hot with highs in the mid 90s. Friday Night: Mostly clear in the evening, then becoming partly cloudy. A 40 percent chance of thunderstorms. Lows around 70. Independence Day: Partly sunny with a slight chance of thunderstorms. A chance of showers in the afternoon. Hot with highs in the mid 90s. Chance of rain 30 percent. | |
| Zone Forecast: Brown County | |
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