Hazardous Weather Conditions
Current conditions at
Charleston, Charleston Air Force Base (KCHS)
Lat: 32.9°NLon: 80.04°WElev: 46ft.
Partly Cloudy
78°F
26°C
| Humidity | 93% |
| Wind Speed | W 5 mph |
| Barometer | 29.98 in (1015.3 mb) |
| Dewpoint | 76°F (24°C) |
| Visibility | 10.00 mi |
| Heat Index | 81°F (27°C) |
| Last update | 17 Aug 2:56 am EDT |
Extended Forecast for
4 Miles NNE Charleston SC
Extreme Heat Watch August 18, 11:00am until August 18, 08:00pm
Extreme Heat Warning August 17, 11:00am until August 17, 08:00pm
Overnight
Low: 79 °F
Partly Cloudy
Monday
High: 99 °F
Mostly Sunny
then Slight
Chance
T-stormsMonday Night
Low: 80 °F
Mostly Clear
Tuesday
High: 100 °F
Sunny then
Chance
T-stormsTuesday Night
Low: 79 °F
Chance
T-storms then
Mostly ClearWednesday
High: 96 °F
Sunny then
Slight Chance
T-stormsWednesday Night
Low: 79 °F
Mostly Clear
Thursday
High: 95 °F
Sunny
Thursday Night
Low: 80 °F
Mostly Clear
Detailed Forecast
Overnight
Partly cloudy, with a low around 79. Light west wind.
Monday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 99. Heat index values as high as 119. Light and variable wind becoming south 5 to 7 mph in the afternoon.
Monday Night
Mostly clear, with a low around 80. South wind 5 to 8 mph.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny and hot, with a high near 100. Heat index values as high as 119. West wind 5 to 7 mph.
Tuesday Night
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 79. West wind around 6 mph becoming calm in the evening.
Wednesday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 96.
Wednesday Night
Mostly clear, with a low around 79.
Thursday
Sunny, with a high near 95.
Thursday Night
Mostly clear, with a low around 80.
Friday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 95.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 78.
Saturday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Saturday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 77.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
4 Miles NNE Charleston SC
32.83°N 79.95°W (Elev. 3 ft)
32.83°N 79.95°W (Elev. 3 ft)
2:35 am EDT Aug 17, 2026
3am EDT Aug 17, 2026-6pm EDT Aug 23, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
