West Union, SC Weather Forecast
Local 7-day forecast
Clear
Track current conditions, temperature changes, wind, and the full daily outlook for West Union, SC in one place.
Clear, with a low around 53. Northwest wind around 2 mph.
Local Weather Overview
This forecast page for West Union, SC is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Apr 23, 2026 4:26 AM EDT.
The active forecast window currently covers Apr 23 to Apr 29, 2026 for West Union, SC.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 23 to Apr 29, 2026
- Latest sync
- Apr 23, 2026 4:26 AM EDT
- Forecast office
- GSP
- Source
- NOAA / NWS
Daily Outlook
This Week in West Union
Thursday looks like the warmest upcoming period in West Union at 84 degrees F.
Overnight is the coolest period ahead with temperatures near 53 degrees F.
The strongest winds are forecast for Tuesday at about 2 to 10 mph SW.
Precipitation is mentioned in 9 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 23, 2026 4:26 AM EDT
- Coverage
- 7 days
- Time zone
- America/New_York
- Forecast office
- GSP
- Radar station
- KGSP
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Sunny, with a high near 84. Southwest wind 2 to 6 mph.
Mostly clear, with a low around 56. West wind around 5 mph.
Sunny, with a high near 84. West wind 2 to 7 mph.
Partly cloudy, with a low around 58. West wind around 5 mph.
A chance of rain showers between 7am and 2pm, then showers and thunderstorms likely. Partly sunny, with a high near 80. Chance of precipitation is 70%.
Showers and thunderstorms likely. Mostly cloudy, with a low around 56. Chance of precipitation is 70%.
A slight chance of rain showers before 2pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 81.
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 57.
A chance of rain showers. Partly sunny, with a high near 74. Chance of precipitation is 30%.
A chance of rain showers before 8pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 59. Chance of precipitation is 70%.
Showers and thunderstorms likely before 2pm, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 81. Chance of precipitation is 70%.
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 57.
A slight chance of rain showers before 2pm. Mostly sunny, with a high near 82.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Apr 23
|
Clear
|
53°F |
2 mph
NW
|
|
Thursday
Apr 23
|
Sunny
|
84°F |
2 to 6 mph
SW
|
|
Thursday Night
Apr 23
|
Mostly Clear
|
56°F |
5 mph
W
|
|
Friday
Apr 24
|
Sunny
|
84°F |
2 to 7 mph
W
|
|
Friday Night
Apr 24
|
Partly Cloudy
|
58°F |
5 mph
W
|
|
Saturday
Apr 25
|
Showers And Thunderstorms Likely
|
80°F |
1 to 7 mph
W
|
|
Saturday Night
Apr 25
|
Showers And Thunderstorms Likely
|
56°F |
1 to 6 mph
NW
|
|
Sunday
Apr 26
|
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
|
81°F |
3 mph
ENE
|
|
Sunday Night
Apr 26
|
Slight Chance Showers And Thunderstorms
|
57°F |
2 to 6 mph
ENE
|
|
Monday
Apr 27
|
Chance Rain Showers
|
74°F |
7 mph
ESE
|
|
Monday Night
Apr 27
|
Showers And Thunderstorms Likely
|
59°F |
3 mph
E
|
|
Tuesday
Apr 28
|
Showers And Thunderstorms Likely
|
81°F |
2 to 10 mph
SW
|
|
Tuesday Night
Apr 28
|
Slight Chance Showers And Thunderstorms
|
57°F |
2 to 9 mph
WNW
|
|
Wednesday
Apr 29
|
Slight Chance Rain Showers
|
82°F |
2 to 7 mph
WNW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around West Union.