Point Forecast: 6NM SSE Portsmouth NH
 42.98N 70.74W (Elev. 0 ft)
Last Update: 4:02 pm EDT Sep 5, 2026
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
Wave Period (s)
Significant Wave Height
Freezing Spray
Ceiling Height
Visibility

48-Hour Period Starting:       Back 2 Days  

Date09/0509/06
Hour (EDT)230001020304050607080910111213141516171819202122
Surface Wind (kt)334555555555433333333333
Wind DirNNENNENNENNENNNNNNNNNNENNENEENEEESESSESSSWNNEWNW
Gust
Significant Wave Height (ft) 222222222222222222222222
Wave Period (sec) 777777777777777777777777

Date09/07
Hour (EDT)230001020304050607080910111213141516171819202122
Surface Wind (kt)333444445555443333334443
Wind DirNWNWNWNWNWWNWWNWWNWNWNWNWNWNWNWWNWWNWWNWWWWNWWNWWNWWNWWNW
Gust
Significant Wave Height (ft) 222222222222222222222222
Wave Period (sec) 888888877777777778888899

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