Waterloo, SC Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Waterloo, SC in one place.
Sunny, with a high near 83. Southwest wind 2 to 8 mph.
Local Weather Overview
This forecast page for Waterloo, 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 21, 2026 6:14 PM EDT.
The active forecast window currently covers Apr 22 to Apr 27, 2026 for Waterloo, SC.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 22 to Apr 27, 2026
- Latest sync
- Apr 21, 2026 6:14 PM EDT
- Forecast office
- GSP
- Source
- NOAA / NWS
Daily Outlook
This Week in Waterloo
Thursday looks like the warmest upcoming period in Waterloo at 86 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 54 degrees F.
The strongest winds are forecast for Saturday at about 2 to 9 mph SW.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 21, 2026 6:14 PM EDT
- Coverage
- 6 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
Clear, with a low around 54. Southwest wind 2 to 7 mph.
Sunny, with a high near 86. West southwest wind around 5 mph.
Clear, with a low around 55.
Sunny, with a high near 85.
Mostly clear, with a low around 59.
A chance of rain showers between 8am and 2pm, then showers and thunderstorms likely. Partly sunny, with a high near 83. Chance of precipitation is 60%.
Showers and thunderstorms likely. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.
A chance of rain showers. Partly sunny, with a high near 80. Chance of precipitation is 30%.
A chance of rain showers. Partly cloudy, with a low around 54. Chance of precipitation is 30%.
A chance of rain showers. Partly sunny, with a high near 78. Chance of precipitation is 30%.
A chance of rain showers before 8pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 58.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Apr 22
|
Sunny
|
83°F |
2 to 8 mph
SW
|
|
Wednesday Night
Apr 22
|
Clear
|
54°F |
2 to 7 mph
SW
|
|
Thursday
Apr 23
|
Sunny
|
86°F |
5 mph
WSW
|
|
Thursday Night
Apr 23
|
Clear
|
55°F |
3 mph
SW
|
|
Friday
Apr 24
|
Sunny
|
85°F |
2 to 7 mph
WSW
|
|
Friday Night
Apr 24
|
Mostly Clear
|
59°F |
1 to 5 mph
SW
|
|
Saturday
Apr 25
|
Showers And Thunderstorms Likely
|
83°F |
2 to 9 mph
SW
|
|
Saturday Night
Apr 25
|
Showers And Thunderstorms Likely
|
58°F |
0 to 7 mph
WNW
|
|
Sunday
Apr 26
|
Chance Rain Showers
|
80°F |
2 to 6 mph
NNE
|
|
Sunday Night
Apr 26
|
Chance Rain Showers
|
54°F |
3 mph
ENE
|
|
Monday
Apr 27
|
Chance Rain Showers
|
78°F |
6 mph
ESE
|
|
Monday Night
Apr 27
|
Chance Showers And Thunderstorms
|
58°F |
5 mph
SSE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Waterloo.