| NWS Forecast for: Sumter County Issued by: National Weather Service Columbia, SC Last Update: 109 AM EST Fri Feb 27 2026 |  |
| Rest Of Tonight: Rain with a slight chance of thunderstorms. Patchy fog. Near steady temperature in the mid 50s. South winds around 5 mph. Chance of rain 90 percent. Friday: Cloudy. Patchy fog in the morning. Rain, mainly in the morning. Highs in the mid 60s. South winds around 5 mph, becoming northeast around 5 mph in the afternoon. Chance of rain 90 percent. Friday Night: Cloudy. Patchy fog in the evening. Areas of fog after midnight. Lows in the upper 40s. Northeast winds around 5 mph. Saturday: Mostly cloudy in the morning, then becoming partly sunny. Areas of fog in the morning. Highs in the mid 60s. Northeast winds around 5 mph. Saturday Night: Mostly clear. Lows in the mid 40s. Light and variable winds. Sunday: Sunny. Highs in the mid 70s. Sunday Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the mid 40s. Monday: Mostly cloudy in the morning, then becoming partly sunny. Highs in the lower 60s. Monday Night: Mostly cloudy. Lows in the lower 40s. Tuesday: Partly sunny. Highs in the upper 50s. Tuesday Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 40s. Wednesday: Mostly cloudy. Highs in the lower 70s. Wednesday Night: Mostly cloudy. Lows in the lower 50s. Thursday: Mostly cloudy. A chance of rain in the morning. Highs in the upper 70s. Chance of rain 30 percent. | |
| Zone Forecast: Sumter County | |
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