Great Falls, SC Weather Forecast
Local 7-day forecast
Partly Cloudy
Track current conditions, temperature changes, wind, and the full daily outlook for Great Falls, SC in one place.
Partly cloudy, with a low around 74. West southwest wind around 5 mph.
Local Weather Overview
This forecast page for Great Falls, 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: Jul 11, 2026 5:47 AM EDT.
The active forecast window currently covers Jul 11 to Jul 17, 2026 for Great Falls, SC.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 11 to Jul 17, 2026
- Latest sync
- Jul 11, 2026 5:47 AM EDT
- Forecast office
- GSP
- Source
- NOAA / NWS
Daily Outlook
This Week in Great Falls
Saturday looks like the warmest upcoming period in Great Falls at 94 degrees F.
Monday Night is the coolest period ahead with temperatures near 67 degrees F.
The strongest winds are forecast for Saturday at about 5 to 9 mph W.
Precipitation is mentioned in 13 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 11, 2026 5:47 AM EDT
- Coverage
- 7 days
- Time zone
- America/New_York
- Forecast office
- GSP
- Radar station
- KCAE
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. Heat index values as high as 102. West wind 5 to 9 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
A chance of showers and thunderstorms before 7pm, then showers and thunderstorms likely between 7pm and 8pm, then a chance of showers and thunderstorms between 8pm and 1am. Mostly cloudy, with a low around 72. West southwest wind 0 to 7 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
Showers and thunderstorms likely after 2pm. Partly sunny, with a high near 92. Heat index values as high as 100. Northwest wind 0 to 5 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
A chance of showers and thunderstorms before 8pm, then showers and thunderstorms. Some of the storms could produce heavy rain. Mostly cloudy, with a low around 68. Northeast wind 0 to 3 mph. Chance of precipitation is 90%.
Showers and thunderstorms likely before 2pm, then showers and thunderstorms likely between 2pm and 4pm, then showers and thunderstorms. Mostly cloudy, with a high near 84. Chance of precipitation is 80%.
Showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 80%.
A slight chance of rain showers before 8am, then a chance of showers and thunderstorms. Partly sunny, with a high near 86. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 69. Chance of precipitation is 40%.
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91.
A slight chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 72.
A slight chance of showers and thunderstorms after 2pm. Sunny, with a high near 94.
A slight chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 73.
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 94.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Jul 11
|
Partly Cloudy
|
74°F |
5 mph
WSW
|
|
Saturday
Jul 11
|
Mostly Sunny then Chance Showers And Thunderstorms
|
94°F |
5 to 9 mph
W
|
|
Saturday Night
Jul 11
|
Chance Showers And Thunderstorms
|
72°F |
0 to 7 mph
WSW
|
|
Sunday
Jul 12
|
Partly Sunny then Showers And Thunderstorms Likely
|
92°F |
0 to 5 mph
NW
|
|
Sunday Night
Jul 12
|
Chance Showers And Thunderstorms then Showers And Thunderstorms
|
68°F |
0 to 3 mph
NE
|
|
Monday
Jul 13
|
Showers And Thunderstorms Likely
|
84°F |
1 to 5 mph
NE
|
|
Monday Night
Jul 13
|
Showers And Thunderstorms
|
67°F |
1 to 5 mph
NE
|
|
Tuesday
Jul 14
|
Chance Showers And Thunderstorms
|
86°F |
3 mph
NE
|
|
Tuesday Night
Jul 14
|
Chance Showers And Thunderstorms
|
69°F |
2 mph
NNE
|
|
Wednesday
Jul 15
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
91°F |
2 mph
WNW
|
|
Wednesday Night
Jul 15
|
Slight Chance Showers And Thunderstorms then Mostly Clear
|
72°F |
1 mph
NW
|
|
Thursday
Jul 16
|
Sunny then Slight Chance Showers And Thunderstorms
|
94°F |
2 mph
W
|
|
Thursday Night
Jul 16
|
Slight Chance Showers And Thunderstorms then Mostly Clear
|
73°F |
2 mph
NW
|
|
Friday
Jul 17
|
Mostly Sunny then Chance Showers And Thunderstorms
|
94°F |
0 to 3 mph
WNW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Great Falls.