| NWS Forecast for: Barnwell County Issued by: National Weather Service Columbia, SC Last Update: 408 AM EDT Wed Jul 29 2026 |  |
| Today: Sunny. Highs in the mid 90s. Northwest winds around 5 mph. Tonight: Mostly clear. Lows in the lower 70s. North winds around 5 mph. Thursday: Sunny. Highs in the lower 90s. North winds around 5 mph. Thursday Night: Mostly clear. Lows in the lower 70s. Northwest winds around 5 mph in the evening, becoming light and variable. Friday: Sunny. Highs in the mid 90s. East winds around 5 mph, becoming south in the afternoon. Friday Night: Partly cloudy. Lows in the lower 70s. Saturday: Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 30 percent. Saturday Night: A chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Lows in the lower 70s. Chance of rain 30 percent. Sunday: Partly sunny with a chance of showers in the morning, then mostly cloudy with showers with thunderstorms likely in the afternoon. Highs in the lower 90s. Chance of rain 80 percent. Sunday Night: Mostly cloudy. Showers with thunderstorms likely in the evening, then a chance of showers and thunderstorms after midnight. Lows in the lower 70s. Chance of rain 80 percent. Monday: Partly sunny with a chance of showers in the morning, then mostly cloudy with showers and thunderstorms likely in the afternoon. Highs around 90. Chance of rain 70 percent. Monday Night: Mostly cloudy. Showers and thunderstorms likely in the evening. Lows in the lower 70s. Chance of rain 70 percent. Tuesday: Partly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 40 percent. | |
| Zone Forecast: Barnwell County | |
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