* WHAT. Up to one half foot of inundation above ground level expected along shorelines and tidal waterways (7.1 to 7.3 feet Mean Lower Low Water at Charleston). * WHERE. Coastal Colleton and Charleston Counties. * WHEN. From 4 PM this afternoon to 8 PM EDT this evening. * IMPACTS. This could result in some roads becoming impassable. * ADDITIONAL DETAILS. High tide will occur around 6:06 PM today at Charleston. Saltwater inundation will be possible 1 to 2 hours before and after high tide.

* WHAT. Northeast winds 15 to 20 kt with gusts up to 30 kt and seas 3 to 5 ft. * WHERE. Edisto Beach to Savannah out 20 NM. * WHEN. Until 4 PM EDT this afternoon. * IMPACTS. Conditions will be hazardous to small craft.

* WHAT. Northeast winds 15 to 25 kt with gusts up to 30 kt and seas 3 to 5 ft. * WHERE. Edisto Beach to Savannah out 20 NM. * WHEN. Until 6 PM EDT this evening. * IMPACTS. Conditions will be hazardous to small craft.

* WHAT. Up to one half foot of inundation above ground level expected along shorelines and tidal waterways (7.3 to 7.5 feet Mean Lower Low Water at Charleston). * WHERE. Coastal Colleton and Charleston Counties. * WHEN. Until 8 PM EDT this evening. * IMPACTS. This could result in some roads becoming impassable. * ADDITIONAL DETAILS. High tide will occur around 6:06 PM today at Charleston. Saltwater inundation will be possible 1 to 2 hours before and after high tide.

* WHAT. Up to one half foot of inundation above ground level expected along shorelines and tidal waterways (9.4 to 9.6 feet Mean Lower Low Water at Fort Pulaski). * WHERE. Beaufort, Coastal Jasper, and coastal southeast Georgia. * WHEN. Until 8 PM EDT this evening. * IMPACTS. Saltwater inundation will impact some roads. * ADDITIONAL DETAILS. High tide will occur around 6:08 PM today at Fort Pulaski. Saltwater inundation will be possible 1 to 2 hours before and after high tide.

The areas affected include. Waters from Edisto Beach SC to Savannah GA out 20 NM. Waters from Savannah GA to Altamaha Sound GA out 20 NM, including Grays Reef National Marine Sanctuary. Gusty northeast winds of 20 knots with gusts to 30 knots will impact areas around Tybee Island, Calibogue Sound and the Savannah River Entrance through late afternoon as a cold front meanders just to the south of Tybee Island. Small craft should avoid this area given the expected rough and gusty conditions.