| NWS Forecast for: Union County Issued by: National Weather Service Greenville-Spartanburg, SC Last Update: 726 PM EDT Tue Sep 29 2026 | |
| Tonight: Mostly clear. Lows in the upper 50s. Northeast winds around 5 mph this evening, becoming light and variable. Wednesday: Sunny. Highs in the upper 80s. Light and variable winds, becoming south around 5 mph in the afternoon. Wednesday Night: Partly cloudy. Lows in the lower 60s. Light and variable winds, becoming south around 5 mph after midnight. Thursday: Sunny. Highs in the upper 80s. Southwest winds around 5 mph. Thursday Night: Mostly clear. Lows in the mid 60s. South winds around 5 mph. Friday: Sunny. Highs in the lower 90s. Friday Night: Partly cloudy. Lows in the upper 60s. Saturday: Mostly sunny in the morning, then becoming partly sunny. A chance of showers. Highs in the upper 80s. Chance of rain 50 percent. Saturday Night: Showers likely. Lows in the mid 60s. Chance of rain 70 percent. Sunday: Showers. Highs in the mid 70s. Chance of rain 80 percent. Sunday Night: Showers, mainly in the evening. Lows around 60. Chance of rain 80 percent. Monday: Mostly cloudy with a 50 percent chance of showers. Highs in the lower 70s. Monday Night: Mostly cloudy with a chance of showers in the evening, then partly cloudy after midnight. Lows in the lower 50s. Chance of rain 30 percent. Tuesday: Mostly sunny. Highs in the upper 60s. | |
| Zone Forecast: Union County | |
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