| NWS Forecast for: Union County Issued by: National Weather Service Greenville-Spartanburg, SC Last Update: 241 PM EDT Thu Oct 29 2026 | |
| This Afternoon: Sunny. Near steady temperatures in the mid 70s. Northeast winds around 5 mph. Tonight: Mostly clear. Lows around 50. Light and variable winds. Friday: Sunny. Highs around 80. Light and variable winds, becoming northeast around 5 mph in the afternoon. Friday Night: Partly cloudy. Lows in the mid 50s. Light and variable winds, becoming northeast around 5 mph after midnight. Saturday: Partly sunny. Highs around 70. Northeast winds 5 to 10 mph. Saturday Night: Mostly cloudy. Lows around 50. Sunday: Mostly cloudy. Highs in the upper 60s. Sunday Night: Mostly cloudy. Lows around 50. Monday: Partly sunny. Highs in the lower 70s. Monday Night: Partly cloudy. Lows in the lower 50s. Tuesday: Mostly sunny. Highs in the mid 70s. Tuesday Night: Partly cloudy. Lows in the mid 50s. Wednesday: Mostly sunny in the morning, then becoming partly sunny. A 30 percent chance of showers. Highs in the mid 70s. | |
| Zone Forecast: Union County | |
Visit your local NWS office at: https://www.weather.gov/gsp/ |