| NWS Forecast for: Barnwell County Issued by: National Weather Service Columbia, SC Last Update: 807 PM EDT Fri Aug 29 2025 |  |
| Tonight: Partly cloudy this evening, then mostly cloudy with a slight chance of showers and thunderstorms after midnight. Lows in the upper 60s. Light and variable winds. Chance of rain 20 percent. Saturday: Partly sunny in the morning, then becoming mostly cloudy. A chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the upper 70s. Northeast winds around 5 mph. Chance of rain 50 percent. Saturday Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the mid 60s. East winds around 5 mph. Sunday: Partly sunny. Highs in the lower 80s. Northeast winds 5 to 10 mph. Sunday Night: Partly cloudy. Lows in the mid 60s. Northeast winds around 5 mph. Labor Day: Sunny. Highs in the lower 80s. Monday Night: Mostly clear. Lows in the lower 60s. Tuesday: Sunny. Highs in the lower 80s. Tuesday Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 60s. Wednesday: Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 40 percent. Wednesday Night: Mostly cloudy in the evening, then becoming partly cloudy. A chance of thunderstorms in the evening. A chance of showers. Lows in the mid 60s. Chance of rain 40 percent. Thursday: Mostly sunny. Highs in the mid 80s. Thursday Night: Partly cloudy. Lows in the mid 60s. Friday: Sunny. Highs in the mid 80s. | |
| Zone Forecast: Barnwell County | |
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