| NWS Forecast for: McCormick County Issued by: National Weather Service Columbia, SC Last Update: 108 AM EDT Sat Aug 15 2026 | |
Rest Of Tonight: Partly cloudy. Near steady temperature in the upper 70s. Light and variable winds. Saturday: Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Humid with highs in the mid 90s. West winds around 5 mph in the morning, becoming light and variable. Chance of rain 20 percent. Heat index values up to 108. Saturday Night: Partly cloudy in the evening, then clearing. Humid with lows in the mid 70s. Light and variable winds. Sunday: Sunny with highs in the upper 90s. Light and variable winds, becoming west around 5 mph in the afternoon. Heat index values up to 111. Sunday Night: Mostly clear. Humid with lows in the upper 70s. Light and variable winds, becoming west around 5 mph after midnight. Monday: Sunny, hot with highs around 100. Heat index values up to 110. Monday Night: Mostly clear. Lows in the upper 70s. Heat index values up to 110 early in the evening. Tuesday: Sunny. Highs in the upper 90s. Heat index values up to 110. Tuesday Night: Partly cloudy. Lows in the mid 70s. Wednesday: Sunny. Highs in the upper 90s. Wednesday Night: Partly cloudy. Lows in the mid 70s. Thursday: Mostly sunny. Highs in the upper 90s. Thursday Night: Partly cloudy with a chance of showers. Lows in the mid 70s. Chance of rain 30 percent. Friday: Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 30 percent. | |
| Zone Forecast: McCormick County | |
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