Greenbriar, SC Weather Forecast
Local 7-day forecast
Mostly Cloudy
Track current conditions, temperature changes, wind, and the full daily outlook for Greenbriar, SC in one place.
Mostly cloudy, with a low around 68. East northeast wind around 3 mph.
Local Weather Overview
This forecast page for Greenbriar, 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: Sep 16, 2026 3:48 AM EDT.
The active forecast window currently covers Sep 16 to Sep 22, 2026 for Greenbriar, SC.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 16 to Sep 22, 2026
- Latest sync
- Sep 16, 2026 3:48 AM EDT
- Forecast office
- GSP
- Source
- NOAA / NWS
Daily Outlook
This Week in Greenbriar
Friday looks like the warmest upcoming period in Greenbriar at 95 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 66 degrees F.
The strongest winds are forecast for Wednesday at about 2 to 8 mph ENE.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 16, 2026 3:48 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
Mostly sunny, with a high near 90. East northeast wind 2 to 8 mph.
Mostly clear, with a low around 66. East wind 0 to 7 mph.
Patchy fog between 8am and 9am. Sunny, with a high near 92. East southeast wind 0 to 5 mph.
Mostly clear, with a low around 69. West wind 0 to 3 mph.
A slight chance of showers and thunderstorms after 5pm. Sunny, with a high near 95. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 71.
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89.
A slight chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 69.
Mostly sunny, with a high near 90.
Partly cloudy, with a low around 70.
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 89. Chance of precipitation is 40%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Chance of precipitation is 40%.
A slight chance of rain showers before 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 86.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Sep 16
|
Mostly Cloudy
|
68°F |
3 mph
ENE
|
|
Wednesday
Sep 16
|
Mostly Sunny
|
90°F |
2 to 8 mph
ENE
|
|
Wednesday Night
Sep 16
|
Mostly Clear
|
66°F |
0 to 7 mph
E
|
|
Thursday
Sep 17
|
Patchy Fog then Sunny
|
92°F |
0 to 5 mph
ESE
|
|
Thursday Night
Sep 17
|
Mostly Clear
|
69°F |
0 to 3 mph
W
|
|
Friday
Sep 18
|
Sunny then Slight Chance Showers And Thunderstorms
|
95°F |
1 to 6 mph
NW
|
|
Friday Night
Sep 18
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
71°F |
5 mph
NE
|
|
Saturday
Sep 19
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
89°F |
3 to 8 mph
ENE
|
|
Saturday Night
Sep 19
|
Slight Chance Showers And Thunderstorms
|
69°F |
1 to 7 mph
ENE
|
|
Sunday
Sep 20
|
Mostly Sunny
|
90°F |
1 to 5 mph
ESE
|
|
Sunday Night
Sep 20
|
Partly Cloudy
|
70°F |
0 to 3 mph
E
|
|
Monday
Sep 21
|
Partly Sunny then Chance Showers And Thunderstorms
|
89°F |
1 to 5 mph
E
|
|
Monday Night
Sep 21
|
Chance Showers And Thunderstorms
|
69°F |
1 to 5 mph
ENE
|
|
Tuesday
Sep 22
|
Chance Showers And Thunderstorms
|
86°F |
1 to 7 mph
ENE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Greenbriar.