Point Forecast: Portsmouth NH
 43.05N 70.78W (Elev. 49 ft)
Last Update: 7:24 pm 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  

Date07/1607/17
Hour (EDT)010203040506070809101112131415161718192021222300
Temperature (°F)737271706969717578818486868686868482807777777675
Dewpoint (°F)706969696868686970707070707070707070707070707070
Heat Index (°F)7578858891919191918886837777777675
Surface Wind (mph)222211112223566676655555
Wind DirSWSWWSWWSWWSWSSSSESESESESSSSSSSSS
Gust
Sky Cover (%)121521283741393727192017211799108161917355255
Precipitation Potential (%)000000000000000000066666
Relative Humidity (%)909093979797908276696359595959596367727979798284
Rain------------------------------------------------
Thunder------------------------------------------------

Date07/18
Hour (EDT)010203040506070809101112131415161718192021222300
Temperature (°F)757473727172747577808283848585848483818079787776
Dewpoint (°F)707070707071727374747575747474747474737373737372
Heat Index (°F)757577848990919393919190868479787776
Surface Wind (mph)333333555666666677777666
Wind DirSSSSSSSSSSSSSSWSWSWSWSWSWSWSWSWSWSW
Gust
Sky Cover (%)586267737875726966646160595856545251515043352728
Precipitation Potential (%)61515151515151521273440464444434342422610864
Relative Humidity (%)848790939797939490827977727070727274777982858787
Rain--SChcSChcSChcSChcSChcSChcSChcSChcChcChcChcChcChcChcChcChcChcChcChc--------
Thunder--------------------SChcSChcSChcChcChcChcChcChcChc----------

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