Point Forecast: Portsmouth NH
 43.05N 70.78W (Elev. 49 ft)
Last Update: 4:20 am EDT Jul 15, 2025
Tabular Forecast
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Weather ElementsFire WeatherAviation Weather
Temperature (°F)
Dewpoint (°F)
Heat Index (°F)

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

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

48-Hour Period Starting:       Back 2 Days  

Date07/1507/16
Hour (EDT)040506070809101112131415161718192021222300010203
Temperature (°F)707071727477808384858585848482807876757473727170
Dewpoint (°F)707070717172727272727272727272727271717070706969
Heat Index (°F)7784889091919190908784787675
Surface Wind (mph)333333223566776533233222
Wind DirSWSWSWSWWWWSSSESESESESSSSSSSSWSWSWSW
Gust
Sky Cover (%)939390705340302829283441424321272520242322221824
Precipitation Potential (%)14149502456665433322111111
Relative Humidity (%)10010097979085777067656565676772778285878790939397
Rain------------------------------------------------
Thunder------------------------------------------------

Date07/17
Hour (EDT)040506070809101112131415161718192021222300010203
Temperature (°F)696970727377808384858686858583807877767574747372
Dewpoint (°F)696869707172737373737372727171717171717171717171
Heat Index (°F)778489909293929190888378777675
Surface Wind (mph)222222335567787766555555
Wind DirSWWSWSWWSWSSSSSSSSSSSSSSSSWSWSW
Gust
Sky Cover (%)313641372921222222232325272937465456596162646568
Precipitation Potential (%)11233333338888881212121212121919
Relative Humidity (%)1009797939385797270676563656367747982858790909397
Rain--------------------------------------------SChcSChc
Thunder--------------------------------------------SChcSChc

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