Point Forecast: Portsmouth NH
 43.05N 70.78W (Elev. 49 ft)
Last Update: 1:45 pm EDT Jul 13, 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  

Date07/1307/14
Hour (EDT)171819202122230001020304050607080910111213141516
Temperature (°F)727271696767676766666666666667697274757878797978
Dewpoint (°F)666666666666666666656665656667676869697070717070
Heat Index (°F)757878797978
Surface Wind (mph)887666653333333556667777
Wind DirSESESESSSSSSSSSSSSSSSSSSSSS
Gust
Sky Cover (%)373944515364596065717481868879727169686664636167
Precipitation Potential (%)2234433444455555554414243234
Relative Humidity (%)8181849097979797100971009797100100938784827676777476
Rain------------------------------------------SChcChcChc
Thunder------------------------------------------SChcChcChc

Date07/15
Hour (EDT)171819202122230001020304050607080910111213141516
Temperature (°F)777675737372717171717070697172747779828383848483
Dewpoint (°F)707070707171717170707069697071727273737372727271
Heat Index (°F)7776757779878988909088
Surface Wind (mph)665322222222222222233556
Wind DirSSSSSSSSWSWSWSWSWSWWWWSWSWSSSSSS
Gust
Sky Cover (%)677067657477797775737373726558504743403735322926
Precipitation Potential (%)383541212121212121131313131313101010101010101010
Relative Humidity (%)7982849093971001009797100971009797938582747270676767
RainChcChcChcSChcSChcSChcSChcSChcSChc------------------------------
ThunderChcChcChc------------------------------------------

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