Great Falls, SC Weather Forecast
Local 7-day forecast
Patchy Fog then Slight Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Great Falls, SC in one place.
Patchy fog before 9am, then a slight chance of rain showers between 1pm and 2pm, then a slight chance of showers and thunderstorms. Mostly cloudy, with a high near 85. Southwest wind 2 to 7 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
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: May 26, 2026 9:47 PM EDT.
The active forecast window currently covers May 27 to Jun 2, 2026 for Great Falls, SC.
Page Snapshot
- Page focus
- city weather
- Forecast window
- May 27 to Jun 2, 2026
- Latest sync
- May 26, 2026 9:47 PM EDT
- Forecast office
- GSP
- Source
- NOAA / NWS
Daily Outlook
This Week in Great Falls
Thursday looks like the warmest upcoming period in Great Falls at 88 degrees F.
Monday Night is the coolest period ahead with temperatures near 57 degrees F.
The strongest winds are forecast for Wednesday at about 2 to 7 mph SW.
Precipitation is mentioned in 13 upcoming forecast periods.
Forecast Details
- Last updated
- May 26, 2026 9:47 PM 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 slight chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 68. Southwest wind 2 to 6 mph. Chance of precipitation is 20%.
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. West wind around 5 mph. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 65. North wind 0 to 5 mph. Chance of precipitation is 40%.
A slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 83. Chance of precipitation is 20%.
Showers and thunderstorms likely. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Rain showers likely before 8am, then showers and thunderstorms likely. Mostly cloudy, with a high near 79. Chance of precipitation is 70%.
Showers and thunderstorms likely. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.
A chance of rain showers. Partly sunny, with a high near 78. Chance of precipitation is 40%.
A chance of rain showers. Mostly cloudy, with a low around 58. Chance of precipitation is 30%.
A chance of rain showers before 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 79. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 8pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 57. Chance of precipitation is 30%.
A slight chance of rain showers before 2pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 76.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
May 27
|
Patchy Fog then Slight Chance Showers And Thunderstorms
|
85°F |
2 to 7 mph
SW
|
|
Wednesday Night
May 27
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
68°F |
2 to 6 mph
SW
|
|
Thursday
May 28
|
Mostly Sunny then Chance Showers And Thunderstorms
|
88°F |
5 mph
W
|
|
Thursday Night
May 28
|
Chance Showers And Thunderstorms
|
65°F |
0 to 5 mph
N
|
|
Friday
May 29
|
Partly Sunny then Slight Chance Showers And Thunderstorms
|
83°F |
6 mph
E
|
|
Friday Night
May 29
|
Showers And Thunderstorms Likely
|
64°F |
0 to 3 mph
ENE
|
|
Saturday
May 30
|
Showers And Thunderstorms Likely
|
79°F |
0 to 3 mph
NE
|
|
Saturday Night
May 30
|
Showers And Thunderstorms Likely
|
61°F |
2 mph
ENE
|
|
Sunday
May 31
|
Chance Rain Showers
|
78°F |
2 to 6 mph
ENE
|
|
Sunday Night
May 31
|
Chance Rain Showers
|
58°F |
0 to 3 mph
NE
|
|
Monday
Jun 1
|
Chance Rain Showers then Chance Showers And Thunderstorms
|
79°F |
0 to 3 mph
W
|
|
Monday Night
Jun 1
|
Chance Showers And Thunderstorms
|
57°F |
2 mph
NNW
|
|
Tuesday
Jun 2
|
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
|
76°F |
2 to 7 mph
NE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Great Falls.