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

Hazardous Weather Conditions

Lake Wind Advisory until February 20, 04:00 PM EST

Current conditions at

Charleston, Charleston Air Force Base (KCHS)

Lat: 32.9°NLon: 80.04°WElev: 46ft.

Mostly Cloudy

74°F

23°C

Humidity	76%
Wind Speed	SW 15 G 24 mph
Barometer	29.88 in (1011.6 mb)
Dewpoint	66°F (19°C)
Visibility	10.00 mi
Last update	20 Feb 9:56 am EST

More Information:

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

Extended Forecast for

2 Miles WSW Goose Creek SC

Lake Wind Advisory February 20, 10:49am until February 20, 04:00pm

Click here for hazard details and duration

Lake Wind Advisory

Lake Wind Advisory February 20, 10:49am until February 20, 04:00pm
NOW until 4:00pm Fri
Lake Wind Advisory
Today
High: 81 °F
Slight Chance
Showers then
Showers
Likely
Tonight
Low: 61 °F
Chance
Showers
Saturday
High: 75 °F
Showers
Likely then
Showers
Saturday Night
Low: 51 °F
Showers
Likely
Sunday
High: 62 °F
Chance
Showers
Sunday Night
Low: 31 °F
Mostly Clear
Monday
High: 50 °F
Sunny
Monday Night
Low: 28 °F
Mostly Clear

Detailed Forecast

Today

Showers likely, mainly after 4pm. Mostly cloudy, with a high near 81. Southwest wind 13 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Tonight

A 40 percent chance of showers and thunderstorms, mainly after 3am. Mostly cloudy, with a low around 61. Southwest wind around 5 mph becoming calm in the evening.

Saturday

A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7am. High near 75. Southwest wind 3 to 8 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Saturday Night

Showers likely and possibly a thunderstorm. Cloudy, with a low around 51. Calm wind becoming west around 5 mph after midnight. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

Sunday

A 40 percent chance of showers before 1pm. Partly sunny, with a high near 62. Northwest wind 7 to 14 mph, with gusts as high as 25 mph.

Sunday Night

Mostly clear, with a low around 31.

Monday

Sunny, with a high near 50.

Monday Night

Mostly clear, with a low around 28.

Tuesday

Sunny, with a high near 51.

Tuesday Night

Mostly clear, with a low around 33.