Charleston, South Carolina

Regional Weather Alerts


Alert: Coastal Flood Advisory
Area(s): Coastal Colleton; Charleston
Effective: 2026-05-16 @ 1:10 pm -> 2026-05-16 @ 9:15 pm
Onset: 2026-05-16 @ 6:00 pm -> 2026-05-16 @ 10:00 pm
Severity: Minor
Certainty: Likely
Urgency: Expected
Issued By: NWS Charleston SC on 2026-05-16 @ 1:10 pm
Headline: Coastal Flood Advisory issued May 16 at 2:10PM EDT until May 16 at 11:00PM EDT by NWS Charleston SC
Description: * WHAT...Up to one half foot of inundation above ground level
expected along shorelines and tidal waterways (7.2 to 7.4 feet
Mean Lower Low Water at Charleston).

* WHERE...Coastal Colleton and Charleston Counties.

* WHEN...From 7 PM to 11 PM EDT this evening.

* IMPACTS...This could result in some roads becoming impassable.

* ADDITIONAL DETAILS...High tide will occur around 8:27 PM today
at Charleston. Saltwater inundation will be possible 1 to 2
hours before and after high tide.