SXUS42 KCHS 180911 RECCHS Recreational Forecast for Lake Moultrie National Weather Service Charleston SC 511 AM EDT Mon May 18 2026 SCZ045-182315- Lake Moultrie- 511 AM EDT Mon May 18 2026 .TODAY...Variable winds less than 5 kt, becoming SE 5 to 10 kt. Patchy fog this morning. .TONIGHT...SE winds 5 to 10 kt in the evening, becoming variable less than 5 kt. Patchy fog after midnight. .TUE...Variable winds less than 5 kt, becoming SE 5 kt in the afternoon. Patchy fog in the morning. .TUE NIGHT...SE winds 5 to 10 kt in the evening, variable less than 5 kt. .WED...Variable winds less than 5 kt, becoming S 5 kt in the afternoon. Unless otherwise noted, waves 1 foot or less. Water temperature in the Rediversion Canal, 77 degrees. For additional forecast information, refer to the Berkeley County forecast. $$