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High Surf Advisory — Coastal Colleton; Charleston Severity: Minor. Certainty: Likely. * WHAT...For the High Surf Advisory, large breaking waves of 4 to 6 feet in the surf zone. For the High Rip Current Risk, dangerous rip currents. For the Coastal Flood Warning, one to two feet of inundation above ground level expected along shorelines and tidal waterways (7.9 to 8.1 feet Mean Lower Low Water at Charleston). * WHERE...Coastal Colleton and Charleston Counties. * WHEN...For the High Surf Advisory, until 5 PM EDT Monday. For the High Rip Current Risk, through Sunday evening. For the Coastal Flood Warning, from 4 AM to 11 AM EDT Sunday. * IMPACTS...Significant saltwater inundation will render numerous roads impassable. Properties may also flood. Dangerous swimming and surfing conditions and localized beach erosion. Rip currents can sweep even the best swimmers away from shore into deeper water. * ADDITIONAL DETAILS...High tide will occur around 7:34 AM Sunday at Charleston. Saltwater inundation will be possible 1 to 2 hours before and after high tide.
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