633 WHUS42 KCHS 181544 CFWCHS Coastal Hazard Message National Weather Service Charleston SC 1044 AM EST Mon Nov 18 2024 SCZ049-050-181645- /O.EXP.KCHS.CF.Y.0058.000000T0000Z-241118T1600Z/ Coastal Colleton-Charleston- 1044 AM EST Mon Nov 18 2024 ...COASTAL FLOOD ADVISORY WILL EXPIRE AT 11 AM EST THIS MORNING... Tides peaked at 7.28 feet MLLW in Charleston harbor with the most recent high tide. $$