South Carolina · NWS CHS office

Charleston, SC weather

It is 54°F and clear at Charleston, Charleston Air Force Base as of Oct 28, 2:15 AM EDT. Overnight: Mostly Clear, low near 55°F. Forecast from the National Weather Service, issued Oct 27, 8:30 PM EDT.

Updated Oct 28, 2:17 AM EDT (snapshot)

Current conditions

Temperature

54°F

Clear

Wind

NNE 6 mph

Humidity 94% · dew point 52°F

Pressure · visibility

30.22 inHg

Visibility 10 mi

Observed at Charleston, Charleston Air Force Base (KCHS), Oct 28, 2:15 AM EDT. Station readings can lag or be missing.

Alerts for this area

Rip Current Statement Moderate Expected

Rip Current Statement issued October 27 at 7:05PM EDT until October 28 at 8:00PM EDT by NWS Charleston SC

Area
Coastal Bryan; Coastal Chatham; Coastal Liberty; Coastal McIntosh; Beaufort; Coastal Colleton; Charleston; Coastal Jasper
In effect
Oct 27, 7:05 PM EDT
Until
Oct 28, 8:00 PM EDT
Issued by
NWS Charleston SC
Full text

* WHAT...Dangerous rip currents. * WHERE...South Carolina Beaches, and Georgia Beaches. * WHEN...Through Wednesday evening. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water.

What to do: Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help.

Around the NWS CHS forecast area

1 active alert covers zones served by the CHS office near Charleston:

  • Rip Current Statement

From the alert snapshot of Oct 28, 2026, 2:15 AM EDT. South Carolina has 4 active alerts: see them all.

For official warnings, check weather.gov and your local authorities. OpenForecast repeats National Weather Service alerts and may be delayed or incomplete. Follow instructions from emergency officials.

Next 24 hours

Hourly forecast for Charleston (local time)
TimeTempForecastPrecip. chanceWind
Wed 2 AM56°FClear0%NE 6 mph
Wed 3 AM56°FMostly Clear0%NE 7 mph
Wed 4 AM56°FMostly Clear0%N 7 mph
Wed 5 AM55°FMostly Clear0%N 8 mph
Wed 6 AM55°FSunny0%N 8 mph
Wed 7 AM55°FMostly Sunny0%N 8 mph
Wed 8 AM55°FMostly Sunny0%N 9 mph
Wed 9 AM59°FMostly Sunny0%N 9 mph
Wed 10 AM64°FMostly Sunny0%NE 10 mph
Wed 11 AM68°FPartly Sunny0%NE 10 mph
Wed 12 PM72°FPartly Sunny0%NE 12 mph
Wed 1 PM74°FPartly Sunny0%NE 13 mph
Wed 2 PM76°FPartly Sunny0%NE 13 mph
Wed 3 PM77°FPartly Sunny0%NE 14 mph
Wed 4 PM76°FPartly Sunny0%NE 14 mph
Wed 5 PM75°FPartly Sunny0%NE 14 mph
Wed 6 PM74°FMostly Cloudy0%NE 13 mph
Wed 7 PM71°FMostly Cloudy0%NE 12 mph
Wed 8 PM69°FMostly Cloudy0%NE 10 mph
Wed 9 PM68°FMostly Cloudy0%NE 10 mph
Wed 10 PM67°FMostly Cloudy0%NE 10 mph
Wed 11 PM66°FMostly Cloudy0%NE 9 mph
Thu 12 AM66°FMostly Cloudy0%NE 9 mph
Thu 1 AM66°FMostly Cloudy0%NE 8 mph

Hourly values come from the NWS gridded forecast for the 2.5 km grid square that covers the city's center point. Conditions elsewhere in Charleston can differ.

7-day forecast

Overnight

Low 55°F

Mostly clear, with a low around 55. Northeast wind around 8 mph.

Wednesday

High 77°F·Low 63°F

Mostly sunny, with a high near 77. Northeast wind 8 to 14 mph, with gusts as high as 24 mph.

Wednesday Night: Mostly cloudy, with a low around 63. Northeast wind 8 to 13 mph, with gusts as high as 22 mph.

Thursday

High 79°F·Low 62°F

Partly sunny, with a high near 79. Northeast wind around 12 mph.

Thursday Night: Partly cloudy, with a low around 62. Northeast wind 5 to 9 mph.

Friday

High 79°F·Low 63°F

Sunny, with a high near 79.

Friday Night: Partly cloudy, with a low around 63.

Saturday

High 77°F·Low 64°F

Mostly cloudy, with a high near 77.

Saturday Night: A chance of rain showers after 8pm. Mostly cloudy, with a low around 64. Chance of precipitation is 30%.

Sunday

High 76°F·Low 64°F

A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 76. Chance of precipitation is 50%.

Sunday Night: A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 50%.

Monday

High 78°F·Low 63°F

A chance of showers and thunderstorms. Partly sunny, with a high near 78. Chance of precipitation is 30%.

Monday Night: A slight chance of rain showers before 1am. Partly cloudy, with a low around 63. Chance of precipitation is 20%.

Tuesday

High 78°F

A slight chance of rain showers after 7am. Mostly sunny, with a high near 78. Chance of precipitation is 20%.

Nearby cities

Other cities in Charleston County

See every city we cover in South Carolina, or check all active alerts.

About this forecast

Forecast office
Charleston is served by the National Weather Service CHS forecast office, forecast zone SCZ150, county zone SCC019.
Location used
The Census Bureau's internal point for Charleston (32.8280, -79.9729), in Charleston County. Population: 157,665 (2024 estimate), number 1 of the 27 South Carolina cities on this site.
Radar
Nearest NWS radar: KCLX. View it on radar.weather.gov.

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Sources

  • Forecast, hourly forecast, observations and alerts: National Weather Service API, api.weather.gov/points/32.828,-79.9729 (forecast issued Oct 27, 8:30 PM EDT).
  • Official forecast page: forecast.weather.gov.
  • City location and population: U.S. Census Bureau, Vintage 2024 population estimates and 2024 Gazetteer files.
  • Snapshot taken Oct 28, 2026. The NWS and Census Bureau do not endorse OpenForecast.

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