Current conditions at

Pease Air Force Base / Portsmouth (KPSM)

Lat: 43.08°NLon: 70.82°WElev: 102ft.

Partly Cloudy

26°F

-3°C

Humidity 30%
Wind Speed Calm
Barometer 30.07 in (1018.7 mb)
Dewpoint -1°F (-18°C)
Visibility 10.00 mi
Last update 10 Feb 10:55 am EST
Extended Forecast for

Portsmouth NH

Winter Weather Advisory February 10, 05:00pm until February 11, 07:00am
Click here for hazard details and duration
Winter Weather Advisory
  • Today

    Today: Increasing clouds, with a high near 33. Calm wind becoming south around 5 mph.

    High: 33 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Snow, mainly before 4am. The snow could be heavy at times.  Low around 23. South wind around 5 mph becoming calm  after midnight.  Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    Low: 23 °F

    Heavy Snow

  • Wednesday

    Wednesday: Partly sunny, with a high near 37. Northwest wind 5 to 10 mph.

    High: 37 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 19. Northwest wind around 5 mph.

    Low: 19 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 34. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 34 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 13.

    Low: 13 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 34.

    High: 34 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 17.

    Low: 17 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 35.

    High: 35 °F

    Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 33. Calm wind becoming south around 5 mph.
Tonight
Snow, mainly before 4am. The snow could be heavy at times. Low around 23. South wind around 5 mph becoming calm after midnight. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Wednesday
Partly sunny, with a high near 37. Northwest wind 5 to 10 mph.
Wednesday Night
Mostly cloudy, with a low around 19. Northwest wind around 5 mph.
Thursday
Mostly sunny, with a high near 34. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 13.
Friday
Mostly sunny, with a high near 34.
Friday Night
Partly cloudy, with a low around 17.
Saturday
Sunny, with a high near 35.
Saturday Night
Mostly clear, with a low around 14.
Sunday
Mostly sunny, with a high near 36.
Sunday Night
A 40 percent chance of snow. Cloudy, with a low around 24.
Washington's Birthday
A chance of rain and snow. Cloudy, with a high near 40. Chance of precipitation is 50%.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Portsmouth NH
 43.05°N 70.78°W (Elev. 49 ft)
5:05 am EST Feb 10, 2026
11am EST Feb 10, 2026-6pm EST Feb 16, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database