SXUS42 KCHS 202138 RECCHS Recreational Forecast for Lake Moultrie National Weather Service Charleston SC 538 PM EDT Sun Sep 20 2026 SCZ045-210900- Lake Moultrie- 538 PM EDT Sun Sep 20 2026 .TONIGHT...SE winds 5 kt this evening, becoming light and variable. .MON...Light and variable winds, becoming E 5 kt in the afternoon. Patchy fog in the morning. .MON NIGHT...SE winds 5 kt in the evening, becoming light and variable. .TUE...Light and variable winds. A chance of showers and tstms in the afternoon. .TUE NIGHT...Light and variable winds, becoming NE 5 kt after midnight. A chance of tstms in the evening. A chance of showers. A slight chance of tstms after midnight. Unless otherwise noted, waves 1 foot or less. Water temperature in the Rediversion Canal, 86 degrees. For additional forecast information, refer to the Berkeley County forecast. $$