Point Forecast: 8NM S Hyannis MA
 41.5N 70.3W (Elev. 0 m)
Last Update: 2:46 pm EDT Jul 11, 2025
Tabular Forecast
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Weather ElementsMarine WeatherAviation Weather
Temperature (°C)
Dewpoint (°C)
Heat Index (°C)

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  

Date07/1107/12
Hour (EDT)222300010203040506070809101112131415161718192021
Surface Wind (kt)76655555567888991011101111111110
Wind DirSSESSESSESSESSESESESEESEESEESEESEESEESEESEESEESEESEESEESEESEESEESEESE
Gust
Significant Wave Height (m) 000000000000000000000000
Swell Height (m)
Swell Dir
Swell Period (sec) 777777888888877777777777
Swell 2 Height (m)
Swell 2 Dir
Swell 2 Period (sec) 111111111110101010101010101010101010101010101010
Wind Wave Height (m) 000000000000000000000111

Date07/13
Hour (EDT)222300010203040506070809101112131415161718192021
Surface Wind (kt)10101099999910101010101011111111111110109
Wind DirESEESEESEESEESEESEEEEEEESEESEESEESEESEESEESESESESESESESE
Gust
Significant Wave Height (m) 000000000000000000000000
Swell Height (m)
Swell Dir
Swell Period (sec) 777778887777777777776656
Swell 2 Height (m)
Swell 2 Dir
Swell 2 Period (sec) 101010101010101010101010101010101010101010101010
Wind Wave Height (m) 111111111111000000111111

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