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.

Fair

37°F

3°C

Humidity 60%
Wind Speed W 3 mph
Barometer 30.09 in (1019.3 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Last update 20 Mar 8:55 am EDT
Extended Forecast for

2 Miles NNE Portsmouth NH

  • Today

    Today: Increasing clouds, with a high near 48. Light and variable wind becoming south 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 48 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Rain likely before 1am, then a slight chance of rain after 5am. Mostly cloudy, with a low around 36. South wind 5 to 10 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 36 °F

    Rain Likely
    then Slight
    Chance Rain

  • Saturday

    Saturday: Mostly sunny, with a high near 48. Northwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 48 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 30. Northwest wind around 5 mph becoming calm in the evening.

    Low: 30 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A chance of snow before 9am, then rain and snow likely between 9am and 1pm, then rain likely after 1pm. Mostly cloudy, with a high near 43. South wind around 5 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 43 °F

    Rain/Snow
    Likely

  • Sunday Night

    Sunday Night: Rain likely before 9pm, then rain and snow likely between 9pm and 3am, then snow likely after 3am. Mostly cloudy, with a low around 29. Chance of precipitation is 60%.

    Low: 29 °F

    Rain/Snow
    Likely

  • Monday

    Monday: A chance of snow before 10am, then a chance of rain and snow between 10am and 3pm, then a chance of snow after 3pm. Mostly cloudy, with a high near 38. Chance of precipitation is 40%.

    High: 38 °F

    Chance
    Rain/Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 39.

    High: 39 °F

    Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 48. Light and variable wind becoming south 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Tonight
Rain likely before 1am, then a slight chance of rain after 5am. Mostly cloudy, with a low around 36. South wind 5 to 10 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Mostly sunny, with a high near 48. Northwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.
Saturday Night
Increasing clouds, with a low around 30. Northwest wind around 5 mph becoming calm in the evening.
Sunday
A chance of snow before 9am, then rain and snow likely between 9am and 1pm, then rain likely after 1pm. Mostly cloudy, with a high near 43. South wind around 5 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Sunday Night
Rain likely before 9pm, then rain and snow likely between 9pm and 3am, then snow likely after 3am. Mostly cloudy, with a low around 29. Chance of precipitation is 60%.
Monday
A chance of snow before 10am, then a chance of rain and snow between 10am and 3pm, then a chance of snow after 3pm. Mostly cloudy, with a high near 38. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 22.
Tuesday
Sunny, with a high near 39.
Tuesday Night
Partly cloudy, with a low around 25.
Wednesday
Partly sunny, with a high near 44.
Wednesday Night
Mostly cloudy, with a low around 23.
Thursday
A 30 percent chance of rain. Partly sunny, with a high near 44.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Portsmouth NH
 43.07°N 70.78°W (Elev. 33 ft)
Last Update:
6:21 am EDT Mar 20, 2026
Forecast Valid:
9am EDT Mar 20, 2026-6pm EDT Mar 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation