Point Forecast: 5NM SE Nantucket MA
 41.22N 70.04W (Elev. 0 ft)
Last Update: 2:22 am EDT Jul 13, 2025
Tabular Forecast
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Weather ElementsMarine WeatherAviation Weather
Temperature (°F)
Dewpoint (°F)
Heat Index (°F)

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

Rain
Thunder
Fog
Swell Period
Swell Hgt/Dir
Swell 2 Period
Wind Wave Height
Significant Wave Height
Freezing Spray
Ceiling Height
Visibility
Thunder Potential

48-Hour Period Starting:       Back 2 Days  

Date07/1307/14
Hour (EDT)030405060708091011121314151617181920212223000102
Surface Wind (kt)788888891010910999887666655
Wind DirEESEEEEEEEEEEEEEEEEEEEEEEE
Gust
Significant Wave Height (ft) 333322222222222222222222
Swell Height (ft)
Swell Dir
Swell Period (sec) 887777777777777777776666
Swell 2 Height (ft)
Swell 2 Dir
Swell 2 Period (sec) 888777777777777777777777
Wind Wave Height (ft) 211111122222211122222211

Date07/15
Hour (EDT)030405060708091011121314151617181920212223000102
Surface Wind (kt)444455556677777777777788
Wind DirEEENEENEENEENENEEESESESSSWSSWSWSWSWSWSWSWSWSWSWSWSW
Gust
Significant Wave Height (ft) 222222222222222222222222
Swell Height (ft)
Swell Dir
Swell Period (sec) 666666666666666666666666
Swell 2 Height (ft)
Swell 2 Dir
Swell 2 Period (sec) 777777666666666666666666
Wind Wave Height (ft) 111111111111111111111111

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