Point Forecast: 11NM SW Nantucket MA
 41.12N 70.24W (Elev. 0 ft)
Last Update: 4:00 pm EDT Apr 14, 2026
Tabular Forecast
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Weather ElementsMarine WeatherAviation Weather
Temperature (°F)
Dewpoint (°F)
Wind Chill (°F)

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

Rain
Thunder
Snow
Freezing Rain
Sleet
Freezing Spray
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  

Date04/1404/15
Hour (EDT)171819202122230001020304050607080910111213141516
Surface Wind (kt)91011121213141414131212111110101010101010111111
Wind DirSSSSWSSWSSWSWSWWSWSWSWSWWSWWSWWSWWSWWSWWSWWSWWSWSWSWSSWSSWSSW
Gust17171819
Significant Wave Height (ft) 444444444444444444433333
Swell Height (ft)
Swell Dir
Swell Period (sec) 0269109999999987666642000
Swell 2 Height (ft)
Swell 2 Dir
Swell 2 Period (sec)
Wind Wave Height (ft) 444445555555432123444444

Date04/16
Hour (EDT)171819202122230001020304050607080910111213141516
Surface Wind (kt)121212121111111010101010101010101010111112121212
Wind DirSSWSSWSSWSWSWSWSWSWWSWWSWWSWSWSWSWWSWWSWWSWSWSWSWSWSWSWSW
Gust
Significant Wave Height (ft) 333333334444444444444444
Swell Height (ft)
Swell Dir
Swell Period (sec) 036887666666666666666666
Swell 2 Height (ft)
Swell 2 Dir
Swell 2 Period (sec)
Wind Wave Height (ft) 444432111123432111111111

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