SXUS42 KCHS 202138 RECCHS Recreational Forecast for Lake Moultrie National Weather Service Charleston SC 538 PM EDT Fri Mar 20 2026 SCZ045-210900- Lake Moultrie- 538 PM EDT Fri Mar 20 2026 .TONIGHT...S winds 5 to 10 kt. .SAT...W winds 5 to 10 kt. .SAT NIGHT...SW winds 5 kt. .SUN...W winds 5 kt, becoming SW in the afternoon. .SUN NIGHT...SW winds 5 to 10 kt. Unless otherwise noted, waves 1 foot or less. Water temperature in the Rediversion Canal, 61 degrees. For additional forecast information, refer to the Berkeley County forecast. $$