FZUS52 KCHS 271055 CWFCHS Coastal Waters Forecast National Weather Service Charleston SC 555 AM EST Thu Jan 27 2022 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 AMZ300-272330- 555 AM EST Thu Jan 27 2022 .Synopsis for the coastal waters of south coastal South Carolina and north coastal Georgia... High pressure will build across the region today. Coastal low pressure will develop well offshore Friday and move northeast. Meanwhile, cold high pressure will build in from the west Friday night through early next week. $$ AMZ330-272330- Charleston Harbor- 555 AM EST Thu Jan 27 2022 .TODAY...NE winds 15 kt with gusts to 20 kt, diminishing to 10 to 15 kt. .TONIGHT...NE winds 10 to 15 kt, becoming N 5 to 10 kt after midnight. .FRI...N winds 5 to 10 kt. A slight chance of rain in the morning, then a chance of rain in the afternoon. .FRI NIGHT...NW winds 10 to 15 kt with gusts to 30 kt. A chance of rain. .SAT...NW winds 15 to 20 kt with gusts to 30 kt. Waves 1 to 2 ft. A slight chance of rain in the morning. .SAT NIGHT...NW winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Waves 1 to 2 ft. .SUN...W winds 5 to 10 kt. .SUN NIGHT...SW winds 10 to 15 kt. .MON...W winds 10 to 15 kt. .MON NIGHT...E winds 10 to 15 kt. Unless otherwise noted, waves 1 foot or less. Charleston Harbor water temperature 50 degrees. $$ AMZ350-272330- Waters from South Santee River to Edisto Beach SC out 20 NM- 555 AM EST Thu Jan 27 2022 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING... .TODAY...NE winds 20 to 25 kt, diminishing to 15 to 20 kt. Seas 4 to 7 ft. .TONIGHT...NE winds 15 kt with gusts to 20 kt. Seas 4 to 6 ft, subsiding to 3 to 5 ft. .FRI...N winds 10 to 15 kt. Seas 3 to 4 ft. A chance of rain in the morning, then rain likely in the afternoon. .FRI NIGHT...NW winds 15 to 20 kt, increasing to 20 to 25 kt after midnight. Seas 3 to 4 ft, building to 4 to 5 ft. A chance of rain. .SAT...NW winds 20 to 25 kt with gusts to 35 kt. Seas 4 to 5 ft. A chance of rain in the morning. .SAT NIGHT...NW winds 20 to 25 kt with gusts to 35 kt, diminishing to 15 to 20 kt after midnight. Seas 3 to 4 ft. .SUN...NW winds 10 to 15 kt. Seas 2 to 3 ft. .SUN NIGHT...W winds 15 to 20 kt. Seas 3 to 4 ft. .MON...NW winds 10 to 15 kt. Seas 2 to 3 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 2 ft. $$ AMZ352-272330- Waters from Edisto Beach SC to Savannah GA out 20 NM- 555 AM EST Thu Jan 27 2022 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .TODAY...NE winds 20 to 25 kt, diminishing to 15 to 20 kt. Seas 4 to 7 ft. .TONIGHT...NE winds 15 to 20 kt. Seas 4 to 6 ft, subsiding to 3 to 5 ft. .FRI...N winds 10 to 15 kt. Seas 3 to 4 ft. A slight chance of rain in the morning, then a chance of rain in the afternoon. .FRI NIGHT...NW winds 15 to 20 kt, increasing to 20 to 25 kt after midnight. Seas 3 to 4 ft, building to 4 to 5 ft. A chance of rain, mainly in the evening. .SAT...NW winds 20 to 25 kt with gusts to 30 kt. Seas 4 to 5 ft. A slight chance of rain in the morning. .SAT NIGHT...NW winds 15 to 20 kt with gusts to 25 kt. Seas 3 to 4 ft, subsiding to 2 to 3 ft after midnight. .SUN...W winds 10 to 15 kt. Seas 2 ft. .SUN NIGHT...SW winds 15 to 20 kt. Seas 2 to 3 ft. .MON...W winds 10 to 15 kt. Seas 2 to 3 ft. .MON NIGHT...E winds 5 to 10 kt. Seas 2 ft. $$ AMZ354-272330- Waters from Savannah GA to Altamaha Sound GA out 20 NM, including Grays Reef National Marine Sanctuary- 555 AM EST Thu Jan 27 2022 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .TODAY...NE winds 20 to 25 kt, diminishing to 15 to 20 kt. Seas 4 to 7 ft. .TONIGHT...NE winds 15 to 20 kt with gusts to 25 kt. Seas 4 to 6 ft. .FRI...N winds 10 to 15 kt. Seas 4 to 5 ft, subsiding to 3 to 4 ft. A slight chance of rain in the morning, then a chance of rain in the afternoon. .FRI NIGHT...NW winds 15 to 20 kt, increasing to 20 to 25 kt after midnight. Seas 3 to 4 ft, building to 4 to 5 ft. A chance of rain, mainly in the evening. .SAT...NW winds 20 to 25 kt with gusts to 30 kt. Seas 4 to 5 ft. .SAT NIGHT...NW winds 15 to 20 kt with gusts to 25 kt. Seas 3 to 4 ft, subsiding to 2 to 3 ft. .SUN...W winds 10 to 15 kt. Seas 2 ft. .SUN NIGHT...SW winds 10 to 15 kt. Seas 2 to 3 ft. .MON...W winds 5 to 10 kt. Seas 2 to 3 ft. .MON NIGHT...E winds 5 to 10 kt. Seas 2 ft. $$ AMZ374-272330- Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM- 555 AM EST Thu Jan 27 2022 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE SATURDAY NIGHT... .TODAY...NE winds 20 to 25 kt with gusts to 30 kt. Seas 7 to 9 ft. .TONIGHT...NE winds 15 to 20 kt with gusts to 25 kt. Seas 6 to 8 ft, subsiding to 5 to 7 ft. .FRI...N winds 15 to 20 kt. Seas 4 to 6 ft, subsiding to 4 to 5 ft. A chance of rain. .FRI NIGHT...NW winds 15 to 20 kt, increasing to 25 to 30 kt with gusts to 35 kt after midnight. Seas 4 to 6 ft, building to 6 to 8 ft. A chance of rain, mainly in the evening. .SAT...NW winds 25 to 30 kt with gusts to 35 kt. Seas 6 to 8 ft. A slight chance of rain. .SAT NIGHT...NW winds 20 to 25 kt, diminishing to 15 to 20 kt after midnight. Seas 4 to 6 ft, subsiding to 3 to 5 ft. .SUN...NW winds 10 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...W winds 15 to 20 kt. Seas 3 to 4 ft. .MON...W winds 10 to 15 kt. Seas 3 to 4 ft. .MON NIGHT...E winds 5 to 10 kt. Seas 2 to 3 ft. $$