| National Weather Service Forecast for:
Port Royal SC Issued by: National Weather Service Charleston, SC |
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| Updated: 2:45 pm EDT Jul 28, 2026 | ||||||||||||||||||
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| Tonight |
Partly cloudy, with a low around 81. South wind 8 to 10 mph, with gusts as high as 21 mph. |
| Wednesday |
A slight chance of showers and thunderstorms between 2pm and 5pm. Mostly sunny, with a high near 99. Heat index values as high as 110. West wind around 9 mph. Chance of precipitation is 20%. |
| Wednesday Night |
A 30 percent chance of showers and thunderstorms, mainly between 11pm and midnight. Mostly cloudy, then gradually becoming clear, with a low around 77. Light and variable wind. |
| Thursday |
Sunny, with a high near 95. Heat index values as high as 101. North wind 3 to 7 mph. |
| Thursday Night |
Mostly clear, with a low around 77. South wind around 5 mph becoming calm in the evening. |
| Friday |
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 93. |
| Friday Night |
Partly cloudy, with a low around 79. |
| Saturday |
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. |
| Saturday Night |
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 78. |
| Sunday |
Showers and thunderstorms likely, mainly after 2pm. Partly sunny, with a high near 90. Chance of precipitation is 70%. |
| Sunday Night |
Showers and thunderstorms likely. Mostly cloudy, with a low around 77. Chance of precipitation is 60%. |
| Monday |
Showers and thunderstorms likely. Partly sunny, with a high near 91. Chance of precipitation is 60%. |
| Monday Night |
Showers and thunderstorms likely. Mostly cloudy, with a low around 78. Chance of precipitation is 60%. |
| Tuesday |
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92. |
Forecast from NOAA-NWS for Port Royal SC.
