Issued by the National Weather Service, last updated at 3:05 AM on October 23, 2026
Coastal Colleton; Charleston
5:00 AM on October 23, 2026
8:00 AM on October 23, 2026
* WHAT...Up to one half foot of inundation above ground level
expected along shorelines and tidal waterways (6.9 to 7.1 feet
Mean Lower Low Water at Charleston).
* WHERE...Coastal Colleton and Charleston Counties.
* WHEN...From 5 AM to 8 AM EDT this morning.
* IMPACTS...This could result in some roads becoming impassable.
* ADDITIONAL DETAILS...High tide will occur around 6:04 AM today
at Charleston. Saltwater inundation will be possible 1 to 2
hours before and after high tide.
If travel is required, allow extra time as some roads may be
closed. Do not drive around barricades or through water of
unknown depth. Take the necessary actions to protect flood-prone
property.
Visit water.weather.gov for additional water level and flood
impact information.
Charleston Area NWS Forecast
Forecast for Charleston updated at 5:37 PM on October 22, 2026
TonightClear. Lows in the upper 40s. Northeast winds 5 to 10 mph.
FridaySunny. Highs in the upper 60s. Northeast winds 10 to 15 mph.
Friday NightMostly clear. Lows in the mid 50s. Northeast winds 10 to 15 mph. Gusts up to 30 mph after midnight.
SaturdayMostly sunny. Highs in the lower 70s. Northeast winds 15 to 20 mph with gusts up to 30 mph.
Saturday NightMostly clear. Lows in the mid 50s. Northeast winds 15 to 20 mph with gusts up to 30 mph.
SundaySunny. Highs in the lower 70s.
Sunday NightMostly clear. Lows in the lower 50s.
MondaySunny. Highs in the lower 70s.
Monday NightMostly clear. Lows in the upper 40s.
TuesdaySunny. Highs in the lower 70s.
Tuesday NightMostly clear. Lows in the lower 50s.
WednesdayMostly sunny with a 20 percent chance of showers. Highs in the lower 70s.
Wednesday NightPartly cloudy. Lows in the mid 50s.