Charleston, South Carolina

48 Hour Forecast
Updated:   2025-08-21 @ 12:40 pm

There are 13 regional alerts

Time Temp   Conditions Precip Humidity Wind

Thursday Aug 21

12:00 PM 87° F Sunny   1%   65%   NW 6 mph

1:00 PM 88° F Sunny   4%   61%   NW 6 mph

2:00 PM 89° F Mostly Sunny   7%   61%   W 6 mph

3:00 PM 90° F Mostly Sunny   11%   60%   W 6 mph

4:00 PM 89° F Mostly Sunny   14%   59%   W 6 mph

5:00 PM 88° F Partly Cloudy   14%   63%   S 5 mph

6:00 PM 86° F Slight Chance Showers And Thunderstorms   18%   70%   S 3 mph

7:00 PM 84° F Slight Chance Showers And Thunderstorms   21%   77%   S 3 mph

8:00 PM 83° F Slight Chance Showers And Thunderstorms   18%   80%   S 3 mph

9:00 PM 81° F Chance Showers And Thunderstorms   32%   85%   S 2 mph

10:00 PM 80° F Chance Showers And Thunderstorms   35%   88%   SW 2 mph

11:00 PM 80° F Chance Showers And Thunderstorms   28%   85%   SW 2 mph

Friday Aug 22

12:00 AM 79° F Chance Showers And Thunderstorms   36%   88%   SW 2 mph

1:00 AM 78° F Chance Showers And Thunderstorms   27%   91%   SW 2 mph

2:00 AM 78° F Chance Showers And Thunderstorms   36%   91%   W 2 mph

3:00 AM 77° F Chance Showers And Thunderstorms   30%   94%   NW 2 mph

4:00 AM 77° F Chance Showers And Thunderstorms   35%   94%   N 3 mph

5:00 AM 77° F Chance Showers And Thunderstorms   41%   94%   N 3 mph

6:00 AM 75° F Chance Showers And Thunderstorms   45%   97%   NE 3 mph

7:00 AM 77° F Chance Showers And Thunderstorms   50%   97%   NE 5 mph

8:00 AM 78° F Showers And Thunderstorms Likely   57%   94%   NE 6 mph

9:00 AM 80° F Showers And Thunderstorms Likely   59%   91%   E 6 mph

10:00 AM 81° F Showers And Thunderstorms Likely   64%   85%   E 7 mph

11:00 AM 81° F Showers And Thunderstorms Likely   71%   88%   E 8 mph

12:00 PM 81° F Showers And Thunderstorms Likely   74%   88%   E 9 mph

1:00 PM 81° F Showers And Thunderstorms   79%   85%   E 10 mph

2:00 PM 81° F Showers And Thunderstorms Likely   74%   85%   E 10 mph

3:00 PM 82° F Showers And Thunderstorms Likely   73%   85%   E 10 mph

4:00 PM 81° F Showers And Thunderstorms Likely   68%   85%   E 10 mph

5:00 PM 81° F Showers And Thunderstorms Likely   66%   85%   E 9 mph

6:00 PM 80° F Showers And Thunderstorms Likely   69%   88%   E 9 mph

7:00 PM 79° F Showers And Thunderstorms Likely   56%   88%   E 8 mph

8:00 PM 78° F Showers And Thunderstorms Likely   56%   91%   E 7 mph

9:00 PM 78° F Showers And Thunderstorms Likely   56%   91%   E 6 mph

10:00 PM 78° F Showers And Thunderstorms Likely   56%   88%   E 6 mph

11:00 PM 77° F Showers And Thunderstorms Likely   56%   90%   E 6 mph

Saturday Aug 23

12:00 AM 77° F Showers And Thunderstorms Likely   56%   90%   E 6 mph

1:00 AM 76° F Showers And Thunderstorms Likely   61%   94%   E 6 mph

2:00 AM 76° F Showers And Thunderstorms Likely   61%   94%   E 6 mph

3:00 AM 76° F Showers And Thunderstorms Likely   61%   94%   E 6 mph

4:00 AM 76° F Showers And Thunderstorms Likely   61%   94%   E 6 mph

5:00 AM 76° F Showers And Thunderstorms Likely   61%   94%   E 6 mph

6:00 AM 76° F Showers And Thunderstorms Likely   61%   97%   E 6 mph

7:00 AM 76° F Showers And Thunderstorms Likely   72%   97%   E 7 mph

8:00 AM 77° F Showers And Thunderstorms Likely   72%   94%   E 8 mph

9:00 AM 78° F Showers And Thunderstorms Likely   72%   94%   E 9 mph

10:00 AM 79° F Showers And Thunderstorms Likely   72%   91%   E 10 mph

11:00 AM 79° F Showers And Thunderstorms Likely   72%   91%   E 12 mph