* WHAT...Visibility of 1/4 mile or less will be possible in dense
fog.
* WHERE...Charleston, Dorchester, Inland Berkeley, and Tidal Berkeley
Counties.
* WHEN...Until 10 AM EDT this morning.
* IMPACTS...Low visibility could make driving conditions hazardous.
* ADDITIONAL DETAILS...Smoke from recent prescribed burns over the
Francis Marion National Forest could result in areas of super fog
with fog mixing with smoke. Visibilities in these areas could drop
to near 0 resulting in dangerous driving conditions. These areas of
super fog could impact the Charleston Metro area through the early
morning commute.
If driving, slow down, use your headlights, and leave plenty of
distance ahead of you.
Coastal Colleton; Charleston
10:00 AM on October 30, 2026
1:00 PM on October 30, 2026
* 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 10 AM this morning to 1 PM EDT this afternoon.
* IMPACTS...This could result in some roads becoming impassable.
* ADDITIONAL DETAILS...High tide will occur around 11:53 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 5:02 AM on October 30, 2026
TodayAreas of dense fog this morning. Sunny. Highs in the upper 70s. Northeast winds 5 to 10 mph with gusts up to 20 mph.
TonightPartly cloudy. Lows around 60. Northeast winds around 5 mph.
SaturdayMostly sunny in the morning, then becoming mostly cloudy. Highs in the mid 70s. Northeast winds 15 to 20 mph with gusts up to 30 mph.
Saturday NightMostly cloudy. Lows around 60. Northeast winds 15 to 20 mph with gusts up to 30 mph.
SundayMostly cloudy. Highs in the lower 70s. Northeast winds 15 to 20 mph with gusts up to 30 mph.
Sunday NightMostly cloudy. Lows in the lower 60s.
MondayMostly cloudy with a 20 percent chance of showers. Highs in the mid 70s.
Monday NightMostly cloudy. Lows in the lower 60s.
TuesdayPartly sunny with a 20 percent chance of showers. Highs in the upper 70s.
Tuesday NightPartly cloudy with a 20 percent chance of showers. Lows in the lower 60s.
WednesdayMostly sunny with a 40 percent chance of showers. Highs in the upper 70s.
Wednesday NightMostly cloudy with a chance of showers with a slight chance of thunderstorms. Lows in the lower 60s. Chance of rain 40 percent.
ThursdayMostly sunny with a chance of showers with a slight chance of thunderstorms. Highs in the upper 70s. Chance of rain 40 percent.