Expires:202601251300;;472673 FPUS52 KCHS 242319 ZFPCHS Zone Forecast Product National Weather Service Charleston SC 617 PM EST Sat Jan 24 2026 GAZ119-251300- Coastal Chatham- Including the cities of Wilmington Island and Tybee Island 617 PM EST Sat Jan 24 2026 .TONIGHT...Cloudy with a 20 percent chance of showers. Lows in the lower 40s. Northeast winds 15 to 20 mph with gusts up to 30 mph. .SUNDAY...Mostly cloudy. Highs in the lower 60s. Northeast winds 5 to 10 mph, becoming south with gusts up to 20 mph in the afternoon. .SUNDAY NIGHT...A slight chance of thunderstorms. Showers. Lows in the mid 40s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 90 percent. .MONDAY...Partly sunny in the morning, then clearing. Highs in the lower 50s. Northwest winds 10 to 15 mph with gusts up to 25 mph. .MONDAY NIGHT...Mostly clear. Much cooler with lows in the mid 20s. Northwest winds 10 to 15 mph with gusts up to 25 mph. Wind chill values as low as 16. .TUESDAY...Sunny. Highs in the mid 40s. Wind chill values as low as 15 in the morning. .TUESDAY NIGHT...Mostly clear. Lows around 30. .WEDNESDAY...Sunny. Highs in the upper 40s. .WEDNESDAY NIGHT...Mostly clear. Lows around 30. .THURSDAY...Sunny. Highs in the upper 40s. .THURSDAY NIGHT...Mostly clear. Lows in the upper 20s. .FRIDAY...Mostly sunny. Highs in the mid 40s. Wind chill values around 20 in the morning. .FRIDAY NIGHT...Mostly cloudy. Lows in the upper 20s. .SATURDAY...Mostly sunny with a 20 percent chance of rain showers. Highs in the mid 40s. $$