Point Forecast: Charleston SC
 32.79N 80.01W (Elev. 10 ft)
Last Update: 6:33 pm EDT Jul 15, 2025
Tabular Forecast
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Weather ElementsWeather/PrecipitationFire Weather
Temperature (°F)
Dewpoint (°F)
Heat Index (°F)

Surface Wind  
Sky Cover (%)
Precipitation Potential (%)
Relative Humidity (%)
Rain
Thunder
Fog
Mixing Height  
Trans. Wind  
20ft Wind  
Vent Rate (x1000 mph-ft)
Dispersion Index
Davis Stability Index
Atmospheric Dispersion Index
Low Visibility Occurrence Risk Index
Turner Stability Index

48-Hour Period Starting:       Back 2 Days  

Date07/16
Hour (EDT)000102030405060708091011121314151617181920212223
Temperature (°F)808080807979787980828486878888888988878583818181
Dewpoint (°F)767676757675757576767677777777777676757575757576
Heat Index (°F)8686868579797879868993979910010010010099969490878787
Surface Wind (mph)77777777791010111113131413131110988
Wind DirSESESSSSSSSSSSSSSSSSSSSSSS
Gust2020
Sky Cover (%)302531322920322552585859636151403826452430242325
Precipitation Potential (%)109101171011132837373945422721201411103333
Relative Humidity (%)888888859188918888827775727070706668687277828285
Rain----------------ChcChcChcChcChcChcChcSChcSChc--------------
Thunder----------------SChcSChcSChcChcChcChcChcSChcSChc--------------

Date07/17
Hour (EDT)000102030405060708091011121314151617181920212223
Temperature (°F)818080797878787980828486878889909089878583828180
Dewpoint (°F)767676757576767677777777777777777777767676767676
Heat Index (°F)87868679787878798790949799100102103103102989491898786
Surface Wind (mph)8777777778910101111111313131110998
Wind DirSSSSSSSSWSWSWSSSSSSSSSSSSSS
Gust20202020
Sky Cover (%)232017151516202557575757575738383838383822201714
Precipitation Potential (%)338888883535353535352020202020204444
Relative Humidity (%)858888889194949191858075727068666668707580828588
Rain----------------ChcChcChcChcChcChcSChcSChcSChcSChcSChcSChc--------
Thunder----------------SChcSChcSChcChcChcChcSChcSChcSChcSChcSChcSChc--------

Additional Forecasts and Information
International System of UnitsForecast Discussion
7-Day ForecastHourly Weather Graph
Hazardous Weather OutlookPublic Information Statement
Coastal Waters ForecastOffshore Waters Forecast
Beach ForecastLake Moultrie Forecast
North Charleston Daily ClimateDowntown Charleston Daily Climate
Savannah Daily ClimatePast Weather Information
Weather Briefing