Expires:202512270900;;282315 FPUS52 KGSP 262338 ZFPGSP Zone Forecast Product National Weather Service Greenville-Spartanburg SC 637 PM EST Fri Dec 26 2025 SCZ013-270900- Union- Including the cities of Union and Monarch Mills 637 PM EST Fri Dec 26 2025 .TONIGHT...Mostly cloudy this evening, then clearing. Patchy fog after midnight. Lows in the lower 50s. Southwest winds around 5 mph. .SATURDAY...Patchy fog in the morning. Sunny. Highs in the mid 70s. Light and variable winds. .SATURDAY NIGHT...Partly cloudy. Patchy fog after midnight. Lows in the upper 40s. Light and variable winds, becoming east around 5 mph after midnight. .SUNDAY...Cloudy. Highs in the lower 60s. East winds around 5 mph. .SUNDAY NIGHT...Mostly cloudy. Near steady temperatures in the mid 50s. South winds 5 to 10 mph. .MONDAY...Mostly cloudy with a chance of showers in the morning, then mostly sunny in the afternoon. Highs in the upper 60s. Temperature falling into the lower 60s in the afternoon. Chance of rain 40 percent. .MONDAY NIGHT...Mostly clear. Much cooler with lows in the upper 20s. .TUESDAY...Sunny, cooler with highs in the upper 40s. .TUESDAY NIGHT...Clear. Lows in the mid 20s. .WEDNESDAY...Sunny. Highs in the lower 50s. .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 20s. .NEW YEARS DAY...Sunny. Highs in the lower 50s. .THURSDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Cold with lows in the lower 20s. .FRIDAY...Mostly sunny. Highs in the mid 40s. $$