Issued by the National Weather Service, last updated at 4:33 PM on September 25, 2026
Coastal Colleton; Charleston
6:00 PM on September 25, 2026
10:00 PM on September 25, 2026
* 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...From 6 PM to 10 PM EDT this evening.
* IMPACTS...This could result in some roads becoming impassable.
* ADDITIONAL DETAILS...High tide will occur around 7:48 PM 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 2:13 PM on September 25, 2026
This AfternoonSunny. Highs in the mid 70s. North winds 10 to 15 mph.
TonightClear. Lows in the mid 50s. North winds 5 to 10 mph.
SaturdaySunny. Highs around 80. Northwest winds 5 to 10 mph.
Saturday NightMostly clear. Lows in the mid 50s, except in the upper 50s near the coast. Northwest winds around 5 mph.
SundaySunny. Highs in the lower 80s. West winds 5 to 10 mph.
Sunday NightMostly clear. Lows in the lower 60s.
MondaySunny. Highs in the mid 80s.
Monday NightMostly clear. Lows in the upper 60s.
TuesdaySunny. Highs in the mid 80s.
Tuesday NightMostly clear. Lows in the upper 60s.
WednesdaySunny. Highs in the mid 80s.
Wednesday NightMostly clear. Lows in the lower 70s.