National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Pease Air Force Base / Portsmouth (KPSM)

Lat: 43.08°NLon: 70.82°WElev: 102ft.

A Few Clouds

77°F

25°C

Humidity 82%
Wind Speed W 7 mph
Barometer 30.04 in (1017.4 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 15 Jul 7:55 am EDT
Extended Forecast for

Pease Air Force Base / Portsmouth NH

  • Today

    Today: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 87. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 87 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Patchy fog after midnight. Otherwise, mostly clear, with a low around 68. South wind around 5 mph becoming calm.

    Low: 68 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: Sunny and hot, with a high near 90. Heat index values as high as 95. Calm wind becoming south around 5 mph in the afternoon.

    High: 90 °F

    Hot

  • Wednesday Night

    Wednesday Night: Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 71. Southwest wind around 5 mph.

    Low: 71 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Thursday

    Thursday: A chance of showers between 8am and 11am, then a chance of showers and thunderstorms after 11am. Patchy fog before 9am. Otherwise, partly sunny, with a high near 88. South wind around 5 mph. Chance of precipitation is 50%.

    High: 88 °F

    Chance
    Showers and
    Patchy Fog
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: Scattered thunderstorms before 8pm. Partly cloudy, with a low around 72. Chance of precipitation is 30%.

    Low: 72 °F

    Scattered
    T-storms then
    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

Detailed Forecast

Today
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 87. Calm wind becoming southeast around 5 mph in the afternoon.
Tonight
Patchy fog after midnight. Otherwise, mostly clear, with a low around 68. South wind around 5 mph becoming calm.
Wednesday
Sunny and hot, with a high near 90. Heat index values as high as 95. Calm wind becoming south around 5 mph in the afternoon.
Wednesday Night
Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 71. Southwest wind around 5 mph.
Thursday
A chance of showers between 8am and 11am, then a chance of showers and thunderstorms after 11am. Patchy fog before 9am. Otherwise, partly sunny, with a high near 88. South wind around 5 mph. Chance of precipitation is 50%.
Thursday Night
Scattered thunderstorms before 8pm. Partly cloudy, with a low around 72. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 86.
Friday Night
Partly cloudy, with a low around 62.
Saturday
Mostly sunny, with a high near 81.
Saturday Night
Partly cloudy, with a low around 63.
Sunday
A 40 percent chance of showers. Partly sunny, with a high near 81.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 64.
Monday
Mostly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
Pease Air Force Base / Portsmouth NH
 43.08°N 70.84°W (Elev. 52 ft)
Last Update:
6:38 am EDT Jul 15, 2025
Forecast Valid:
8am EDT Jul 15, 2025-6pm EDT Jul 21, 2025
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation