National Weather Service

News Headlines

Hazardous Weather Conditions

Current conditions at

Charleston, Charleston Air Force Base (KCHS)

Lat: 32.9°NLon: 80.04°WElev: 46ft.

Partly Cloudy

95°F

35°C

Humidity	53%
Wind Speed	E 3 mph
Barometer	29.91 in (1012.6 mb)
Dewpoint	75°F (24°C)
Visibility	10.00 mi
Heat Index	107°F (42°C)
Last update	19 Aug 2:56 pm EDT

More Information:

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

Extended Forecast for

4 Miles WSW North Charleston SC

Heat Advisory August 20, 11:00am until August 20, 08:00pm

Heat Advisory August 19, 03:41pm until August 19, 08:00pm

Click here for hazard details and duration

Heat Advisory

Heat Advisory August 19, 03:41pm until August 19, 08:00pm
NOW until 8:00pm Wed
Heat Advisory
This Afternoon
High: 99 °F
Chance
T-storms
Tonight
Low: 78 °F
Decreasing
Clouds
Thursday
High: 97 °F
Sunny then
Slight Chance
T-storms
Thursday Night
Low: 78 °F
Mostly Clear
Friday
High: 96 °F
Sunny then
Chance
T-storms
Friday Night
Low: 75 °F
Chance
T-storms
Saturday
High: 93 °F
Mostly Sunny
then T-storms
Likely
Saturday Night
Low: 74 °F
T-storms
Likely

Detailed Forecast

This Afternoon

A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 99. Heat index values as high as 110. Light southeast wind.

Tonight

Mostly cloudy, then gradually becoming clear, with a low around 78. Light southeast wind.

Thursday

A slight chance of showers and thunderstorms between 1pm and 3pm. Sunny, with a high near 97. Heat index values as high as 110. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 20%.

Thursday Night

Mostly clear, with a low around 78. South wind around 6 mph becoming calm in the evening.

Friday

A 30 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 96. Calm wind becoming south 5 to 7 mph in the afternoon.

Friday Night

A 50 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 75. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Saturday

Showers and thunderstorms likely after 2pm. Mostly sunny, with a high near 93. Chance of precipitation is 70%.

Saturday Night

Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 74. Chance of precipitation is 60%.

Sunday

A 30 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 93.

Sunday Night

A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 75.

Monday

A 20 percent chance of showers and thunderstorms. Sunny, with a high near 94.

Monday Night

A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75.