I-26 weather conditions near Charleston, South Carolina
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Fair 75°F 2025-06-15T02:55:00-04:00 
Overnight 2025-06-15, Mostly Cloudy. Mostly cloudy, with a low around 77. Southwest wind around 8 mph.
Sunday 2025-06-15, Chance T-storms. A 50 percent chance of showers and thunderstorms, mainly after 10am. Partly sunny, with a high near 90. Southwest wind 8 to 11 mph, with gusts as high as 20 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night 2025-06-15, Chance T-storms. A 30 percent chance of showers and thunderstorms, mainly before 11pm. Mostly cloudy, with a low around 77. Southwest wind 7 to 11 mph.Monday 2025-06-16, Mostly Sunny then Chance T-storms. A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Heat index values as high as 102. Southwest wind 7 to 14 mph, with gusts as high as 21 mph.
Monday Night 2025-06-16, Chance T-storms. A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 78. Southwest wind 8 to 11 mph.
Tuesday 2025-06-17, Slight Chance T-storms. A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Tuesday Night 2025-06-17, Mostly Clear. Mostly clear, with a low around 78.Wednesday 2025-06-18, Sunny then Slight Chance T-storms. A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93.
- Wednesday Night 2025-06-18, Partly Cloudy. Partly cloudy, with a low around 78.
Thursday Night 2025-06-19, Slight Chance T-storms. A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 78.
Friday 2025-06-20, Chance T-storms. A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 92.- Friday Night 2025-06-20, Chance T-storms. A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75.
- Saturday 2025-06-21, Slight Chance T-storms. A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.