Point Forecast: Hilton Head Island SC
 32.2N 80.76W (Elev. 10 ft)
Last Update: 7:08 am 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)121314151617181920212223000102030405060708091011
Temperature (°F)868787878886858481818180807979797979787880818385
Dewpoint (°F)797979797878777676767676767676757575757576777878
Heat Index (°F)10010110110110298969387878786867979797979787886889397
Surface Wind (mph)910101010101098777767778889101111
Wind DirEEESESESESESESESESESESESESESESESESESESSSS
Gust
Sky Cover (%)405156576159626343332628261322243530294624353833
Precipitation Potential (%)21263436413943452218151291114131917141443434343
Relative Humidity (%)807777777277777785858588889191888888919188888580
RainSChcChcChcChcChcChcChcChcSChcSChcSChc----------SChcSChc----ChcChcChcChc
ThunderSChcSChcChcChcChcChcChcChcSChcSChcSChc----------SChcSChc----ChcChcChcChc

Date07/17
Hour (EDT)121314151617181920212223000102030405060708091011
Temperature (°F)868787878786848281818181818080807979798081838486
Dewpoint (°F)797979787877777777777777777777777676767777777878
Heat Index (°F)10010110110010097949088888888888787877979798788929598
Surface Wind (mph)11131313131311111010999888888889910
Wind DirSSSSSSESESSSSSSSSSSSSSSSSS
Gust20202020
Sky Cover (%)292624211919232932302519161413121111111214161920
Precipitation Potential (%)434329292929292999999913131313131332323232
Relative Humidity (%)807777757575808588888888889191919191919188828277
RainChcChcChcChcChcChcChcChc------------------------ChcChcChcChc
ThunderChcChcChcChcChcChcChcChc------------------------ChcChcChcChc

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