* WHAT...Up to one half foot of inundation above ground level expected along shorelines and tidal waterways (7.0 to 7.2 feet Mean Lower Low Water at Charleston).
* WHERE...Coastal Colleton and Charleston Counties.
* WHEN...Until 9 AM EDT this morning.
* IMPACTS...This could result in some roads becoming impassable.
* ADDITIONAL DETAILS...High tide will occur around 6:52 AM today at Charleston. Saltwater inundation will be possible 1 to 2 hours before and after high tide.