Point Forecast: 5 Miles W Nantucket MA
 41.29N 70.2W (Elev. 0 m)
Last Update: 3:59 pm EDT Jul 13, 2025
Tabular Forecast
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Weather ElementsFire WeatherAviation Weather
Temperature (°C)
Dewpoint (°C)
Heat Index (°C)

Surface Wind  
Sky Cover (%)
Precipitation Potential (%)
Relative Humidity (%)

Rain
Thunder
Fog
Mixing Height  
Trans. Wind  
20ft Wind  
Vent Rate (x1000 mph-m)
Dispersion Index
Ceiling Height
Visibility
Thunder Potential

48-Hour Period Starting:       Back 2 Days  

Date07/1307/14
Hour (EDT)161718192021222300010203040506070809101112131415
Temperature (°C)232222222121212020202019202020212122222323232323
Dewpoint (°C)202020202020191919191919191919192020202121202121
Heat Index (°C)
Surface Wind (mph)1099887666555355566677787
Wind DirSESESESESESESESESESESESESESEEEEEESESESSS
Gust
Sky Cover (%)554745638080818484788379838585858077535642322829
Precipitation Potential (%)000000000111111122111111
Relative Humidity (%)848790909797939797979397939397939790878787828784
Rain------------------------------------------------
Thunder------------------------------------------------

Date07/15
Hour (EDT)161718192021222300010203040506070809101112131415
Temperature (°C)232323232222222222222222222222232324242425252525
Dewpoint (°C)212121212121212121212121222222222222232323232323
Heat Index (°C)24242425252525
Surface Wind (mph)777777777888999101010101010111111
Wind DirSSSSSSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSW
Gust
Sky Cover (%)504846374537465560667173747677777877767573716970
Precipitation Potential (%)11221396346810121414141415151514131110
Relative Humidity (%)87909090909797979797979810010098969392919090909090
Rain----------------------------------SChcSChcSChc--------
Thunder------------------------------------------------

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