FZUS52 KCHS 152208 CWFCHS Coastal Waters Forecast National Weather Service Charleston SC 608 PM EDT Thu Apr 15 2021 South Santee River SC to Savannah GA out 20 NM and Savannah GA to Altamaha Sound GA out 60 NM, including Charleston Harbor and Grays Reef National Marine Sanctuary AMZ300-161115- 608 PM EDT Thu Apr 15 2021 .Synopsis for the coastal waters of south coastal South Carolina and north coastal Georgia... A cold front will stall off the Southeast coast Friday through early next week. A series of low pressures will track along this stationary front this weekend into early next week. Drier high pressure will then build over the area through the second half of next week. $$ AMZ330-161115- Charleston Harbor- 608 PM EDT Thu Apr 15 2021 .TONIGHT...W winds 10 to 15 kt, diminishing to 5 to 10 kt later this evening, then becoming N 15 kt with gusts to 20 kt after midnight. .FRI...NE winds 10 to 15 kt with gusts to 20 kt, becoming E 5 to 10 kt in the afternoon. .FRI NIGHT...SE winds 5 kt. A slight chance of showers after midnight. .SAT...E winds 5 to 10 kt. Showers likely. .SAT NIGHT...E winds 5 kt, becoming N after midnight. Showers likely, mainly in the evening. .SUN...NW winds 5 kt, becoming W in the afternoon. A slight chance of showers in the morning. .SUN NIGHT...SW winds 5 to 10 kt. .MON...W winds 5 to 10 kt. A slight chance of showers. .MON NIGHT...N winds 5 to 10 kt. .TUE...E winds 5 to 10 kt. A chance of showers. .TUE NIGHT...SW winds 5 to 10 kt. Unless otherwise noted, waves 1 foot or less. Charleston Harbor water temperature 69 degrees. $$ AMZ350-161115- Waters from South Santee River to Edisto Beach SC out 20 NM- 608 PM EDT Thu Apr 15 2021 .TONIGHT...SW winds 10 to 15 kt, becoming W later this evening. then becoming N 15 to 20 kt after midnight. Seas 2 to 4 ft. .FRI...NE winds 15 to 20 kt, becoming E 10 to 15 kt in the afternoon. Seas 3 to 4 ft, subsiding to 2 to 3 ft in the afternoon. .FRI NIGHT...S winds 5 kt. Seas 2 ft. A slight chance of showers after midnight. .SAT...E winds 5 to 10 kt. Seas 2 ft. Showers likely. A slight chance of tstms in the afternoon. .SAT NIGHT...E winds 5 to 10 kt, becoming N after midnight. Seas 2 ft. Showers likely, mainly in the evening. .SUN...NW winds 5 to 10 kt, becoming W in the afternoon. Seas 1 foot. A chance of showers, mainly in the morning. .SUN NIGHT...SW winds 10 kt. Seas 2 ft. A slight chance of showers after midnight. .MON...W winds 5 to 10 kt. Seas 2 ft. A slight chance of showers. .MON NIGHT...N winds 5 to 10 kt. Seas 2 to 3 ft. A slight chance of showers. .TUE...E winds 10 kt. Seas 2 ft. A chance of showers with a slight chance of tstms. .TUE NIGHT...S winds 5 to 10 kt. Seas 2 ft. Mariners are reminded that winds and seas higher in and near tstms. $$ AMZ352-161115- Waters from Edisto Beach SC to Savannah GA out 20 NM- 608 PM EDT Thu Apr 15 2021 .TONIGHT...W winds 10 to 15 kt, becoming N 15 to 20 kt late. Seas 2 to 3 ft. .FRI...NE winds 15 to 20 kt, becoming E 10 to 15 kt in the afternoon. Seas 3 to 4 ft, subsiding to 2 to 3 ft in the afternoon. .FRI NIGHT...SE winds 5 kt. Seas 2 ft. A chance of showers after midnight. .SAT...E winds 10 to 15 kt. Seas 2 ft. Showers with a slight chance of tstms. .SAT NIGHT...E winds 5 to 10 kt, becoming N after midnight. Seas 2 ft in the evening, then seas 1 foot. Showers likely with a slight chance of tstms in the evening, then a chance of showers after midnight. .SUN...NW winds 5 to 10 kt, becoming W in the afternoon. Seas 1 foot. A chance of showers, mainly in the morning. .SUN NIGHT...SW winds 10 kt. Seas 2 ft. A slight chance of showers. .MON...W winds 5 to 10 kt. Seas 1 foot. A chance of showers. .MON NIGHT...N winds 5 to 10 kt. Seas 2 ft. A slight chance of showers. .TUE...E winds 10 kt. Seas 2 ft. A chance of showers with a slight chance of tstms. .TUE NIGHT...S winds 5 to 10 kt. Seas 1 foot. Mariners are reminded that winds and seas higher in and near tstms. $$ AMZ354-161115- Waters from Savannah GA to Altamaha Sound GA out 20 NM, including Grays Reef National Marine Sanctuary- 608 PM EDT Thu Apr 15 2021 .TONIGHT...W winds 10 to 15 kt, becoming NW late. Seas 2 to 3 ft, subsiding to 1 to 2 ft. .FRI...NE winds 10 to 15 kt. Seas 2 to 3 ft. .FRI NIGHT...SE winds 5 to 10 kt. Seas 2 ft. A chance of showers after midnight. .SAT...E winds 5 to 10 kt. Seas 2 ft. Showers with a slight chance of tstms. .SAT NIGHT...E winds 5 to 10 kt, becoming NW after midnight. Seas 1 foot. Showers likely with a slight chance of tstms in the evening, then a chance of showers after midnight. .SUN...NW winds 5 to 10 kt, becoming W in the afternoon. Seas 1 foot. A chance of showers, mainly in the morning. .SUN NIGHT...SW winds 5 to 10 kt. Seas 2 ft. A chance of showers. .MON...W winds 5 to 10 kt. Seas 1 foot. A chance of showers. .MON NIGHT...NW winds 5 to 10 kt. Seas 1 foot. A chance of showers. .TUE...NE winds 5 to 10 kt. Seas 2 ft. A chance of showers with a slight chance of tstms. .TUE NIGHT...S winds 5 to 10 kt. Seas 1 foot. Mariners are reminded that winds and seas higher in and near tstms. $$ AMZ374-161115- Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM- 608 PM EDT Thu Apr 15 2021 .TONIGHT...W winds 15 to 20 kt, diminishing to 10 to 15 kt later this evening, becoming NW late. Seas 3 to 4 ft, subsiding to 2 to 3 ft. .FRI...NE winds 10 to 15 kt. Seas 3 to 4 ft. .FRI NIGHT...E winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers after midnight. .SAT...NE winds 10 to 15 kt, becoming E in the afternoon. Seas 2 to 3 ft. Showers with a slight chance of tstms. .SAT NIGHT...E winds 5 to 10 kt, becoming W after midnight. Seas 2 ft. Showers likely with a slight chance of tstms in the evening, then a chance of showers after midnight. .SUN...NW winds 5 to 10 kt. Seas 2 ft. A chance of showers. .SUN NIGHT...SW winds 5 to 10 kt. Seas 2 ft. A chance of showers. .MON...W winds 5 to 10 kt. Seas 2 ft. A chance of showers. .MON NIGHT...NW winds 5 to 10 kt. Seas 2 ft. A chance of showers. .TUE...NE winds 5 to 10 kt. Seas 2 ft. A chance of showers with a slight chance of tstms. .TUE NIGHT...S winds 5 to 10 kt. Seas 2 ft. A slight chance of showers. Mariners are reminded that winds and seas higher in and near tstms. $$