National Weather Service

News Headlines

Calling All Meteorology Students! Apply for the NWS Charleston 2026 Summer Volunteer Program
NWS Charleston To Implement Minor Public, Fire Weather and Marine Zone Changes on March 3
Mariners: NWS Charleston Is Expanding Marine Forecasts Out To 60 NM in South Carolina March 3
2026 Storm Spotter Training Schedule

Hazardous Weather Conditions

Extreme Cold Watch in effect from January 31, 07:00 PM EST until February 1, 12:00 PM EST
Winter Storm Warning in effect from January 31, 07:00 AM EST until February 1, 01:00 PM EST

Current conditions at

Charleston Executive Airport (KJZI)

Lat: 32.7° N Lon: 80° W Elev: 16 ft.

Fair

36°F

2°C

Humidity	87%
Wind Speed	Calm
Barometer	30.16 in
Dewpoint	32°F (0°C)
Visibility	10.00 mi
Last update	30 Jan 7:35 am EST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Detailed forecast for

Charleston County

Today

Mostly sunny. Highs in the mid 50s. East winds 5 to 10 mph.

Tonight

Mostly cloudy. Lows in the mid 30s. Northeast winds 5 to 10 mph.

Saturday

Mostly cloudy. A slight chance of rain and snow in the morning, then rain and snow in the afternoon. Cooler with highs in the upper 30s. Snow accumulation up to 1 inch. North winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation 80 percent.

Saturday Night

Snow, mainly in the evening. Cooler. Heavy snow accumulation. Lows around 18. Northwest winds 15 to 20 mph with gusts up to 35 mph. Chance of snow 90 percent. Wind chill values as low as 3 above.

Sunday

Sunny. Highs in the mid 30s. Northwest winds 15 to 20 mph with gusts up to 30 mph. Wind chill values as low as 2 above in the morning.

Sunday Night

Mostly clear. Lows 16 to 22.

Monday

Sunny. Highs in the lower 40s.

Monday Night

Mostly clear. Lows in the mid 20s.

Tuesday

Mostly sunny. Highs in the lower 50s.

Tuesday Night

Mostly cloudy. Lows in the upper 30s.