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

Hazardous Weather Conditions

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%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation