SXUS42 KCHS 191818 RECCHS Recreational Forecast for Lake Moultrie National Weather Service Charleston SC 218 PM EDT Tue May 19 2026 SCZ045-200600- Lake Moultrie- 218 PM EDT Tue May 19 2026 .THIS AFTERNOON...SE winds 5 kt. .TONIGHT...S winds 5 to 10 kt, diminishing to 5 kt after midnight. Patchy fog after midnight. .WED...Light and variable winds, becoming SE 5 kt in the afternoon. Patchy fog in the morning. .WED NIGHT...S winds 5 to 10 kt, diminishing to 5 kt after midnight. .THU...Light and variable winds, becoming SE 5 kt in the afternoon. A slight chance of showers and tstms in the afternoon. Unless otherwise noted, waves 1 foot or less. Water temperature in the Rediversion Canal, 81 degrees. For additional forecast information, refer to the Berkeley County forecast. $$