Johns Island, SC

Current conditions, hourly and 7-day forecast, and live radar for Johns Island, SC 29455. Right now: slight chance showers and thunderstorms, 76°F. Data from the National Weather Service.

• Overnight: A slight chance of showers and thunderstorms between 1am and 2am. Partly cloudy, with a low around 76. East wind around 3 mph. Chance of precipitation is 20%.
• Thursday: A slight chance of rain showers between 8am and 11am, then a chance of showers and thunderstorms between 11am and 2pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 90. Heat index values as high as 103. Southeast wind 1 to 8 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
• Thursday Night: A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 76. Southwest wind 3 to 8 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
• Friday: A slight chance of showers and thunderstorms between 7am and 8am, then a chance of showers and thunderstorms between 8am and 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and thunderstorms likely. Partly sunny, with a high near 91. Heat index values as high as 103. Southwest wind 2 to 8 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
• Friday Night: Showers and thunderstorms likely before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 76. Southwest wind 2 to 8 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
• Saturday: Showers and thunderstorms likely. Mostly sunny, with a high near 90. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.