Point Forecast: Hilton Head Island SC
 32.2N 80.76W (Elev. 10 ft)
Last Update: 1:08 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  

Date07/1507/16
Hour (EDT)131415161718192021222300010203040506070809101112
Temperature (°F)888888878685838181818080798079797978788081848587
Dewpoint (°F)797979787777767676767676757675757575757676777878
Heat Index (°F)10310310310097969187878786867986797979787886879497100
Surface Wind (mph)10111111111010998888888889910101011
Wind DirESESESESESESESESESESESESESESESESESESESESSSS
Gust20202020
Sky Cover (%)525255385342283634272428242721172728285359615757
Precipitation Potential (%)28283320292116129556810910916142938423536
Relative Humidity (%)757575757577808585858888888888888891918885808075
RainChcChcChcSChcChcSChcSChc--------------------SChc--ChcChcChcChcChc
ThunderChcChcChcSChcChcSChcSChc--------------------SChc--ChcChcChcChcChc

Date07/17
Hour (EDT)131415161718192021222300010203040506070809101112
Temperature (°F)878787878685838181818181808079787878798082848687
Dewpoint (°F)787978787877777776767675757675757575767777777878
Heat Index (°F)10010110010098969288878787878586797878787987909498100
Surface Wind (mph)1111131111111010988877777777891011
Wind DirSSSSSESESESESESSSSSSSSSSSSSSS
Gust20
Sky Cover (%)533033483333262414121515141415161717175555555555
Precipitation Potential (%)291718241816136666669999993232323232
Relative Humidity (%)757775757777828885858582858888919191919185807775
RainChcSChcSChcSChcSChcSChc--------------------------ChcChcChcChcChc
ThunderChcSChcSChcSChcSChcSChc--------------------------SChcSChcSChcChcChc

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