Point Forecast: 8NM S Hyannis MA
 41.5N 70.3W (Elev. 0 ft)
Last Update: 3:27 pm EDT Jul 15, 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  

Date07/1507/16
Hour (EDT)161718192021222300010203040506070809101112131415
Surface Wind (kt)1010101010988787766667778881010
Wind DirSSWSSWSSWSSWSSWSWSWSWSWSWSWSWSWSWSWSWSWSWSSWSSWSSWSSWSSWSSW
Gust
Significant Wave Height (ft) 111111111111111111111112
Swell Height (ft)
Swell Dir
Swell Period (sec) 555555666666666666666666
Swell 2 Height (ft)
Swell 2 Dir
Swell 2 Period (sec)
Wind Wave Height (ft) 111111111111111111111112

Date07/17
Hour (EDT)161718192021222300010203040506070809101112131415
Surface Wind (kt)101010101010101010111111121212121212131314141515
Wind DirSSWSSWSSWSWSWSWSWSSWSSWSSWSSWSSWSSWSSWSSWSSWSSWSSWSSWSSWSSWSSWSSWSSW
Gust17
Significant Wave Height (ft) 222222222222222222233333
Swell Height (ft)
Swell Dir
Swell Period (sec) 5556666665555555678910101010
Swell 2 Height (ft)
Swell 2 Dir
Swell 2 Period (sec)
Wind Wave Height (ft) 222222222222222222333333

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