Point Forecast: Portsmouth NH
 43.07N 70.78W (Elev. 10 m)
Last Update: 8:11 pm EDT Jul 13, 2025
Tabular Forecast
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Weather ElementsFire WeatherAviation Weather
Temperature (°C)
Dewpoint (°C)
Heat Index (°C)

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

Rain
Thunder
Fog
Mixing Height  
Trans. Wind  
20ft Wind  
Vent Rate (x1000 mph-m)
Ceiling Height
Visibility

48-Hour Period Starting:       Back 2 Days  

Date07/1307/14
Hour (EDT)222300010203040506070809101112131415161718192021
Temperature (°C)191919191919191919212122232426262626262524242323
Dewpoint (°C)191919191819181819191920202121212121212121212122
Heat Index (°C)242626262626252424
Surface Wind (mph)655333333355666777766532
Wind DirSSSSSSSSSSSSSSSSSSSSSSSS
Gust
Sky Cover (%)575455565864747780686971696866646361686870676674
Precipitation Potential (%)133344455543544142432343835412020
Relative Humidity (%)97979797971009797100909087827976727474727982798793
Rain--------------------------------SChcChcChcChcChcChcSChcSChc
Thunder--------------------------------SChcChcChcChcChcChc----

Date07/15
Hour (EDT)222300010203040506070809101112131415161718192021
Temperature (°C)222222222221212122222325262828282929292928272625
Dewpoint (°C)222121212121212121222222222222222222212121222222
Heat Index (°C)25263131313232313130282625
Surface Wind (mph)222222222222223355665533
Wind DirSSSWSWSWSWSWSWWWWWSWSSSSSSSSSSS
Gust
Sky Cover (%)777977757373727264574946423936343229262321191716
Precipitation Potential (%)2020202012121212121210101010101010101010101022
Relative Humidity (%)97979797971009710097979385797270676565636367747982
RainSChcSChcSChcSChc----------------------------------------
Thunder------------------------------------------------

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