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.

Light Snow Fog/Mist

28°F

-2°C

Humidity 90%
Wind Speed S 3 mph
Barometer 29.67 in (1005.1 mb)
Dewpoint 26°F (-3°C)
Visibility 3.00 mi
Last update 11 Feb 1:55 am EST
Extended Forecast for

Portsmouth NH

Winter Weather Advisory February 11, 02:34am until February 11, 07:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory February 11, 02:34am until February 11, 07:00am

    NOW until 7:00am Wed

    Winter Weather Advisory

  • Overnight

    Low: 23 °F

    Chance Snow

  • Wednesday

    Wednesday: Partly sunny, with a high near 38. Northwest wind 5 to 10 mph.

    High: 38 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 20. Northwest wind around 5 mph.

    Low: 20 °F

    Increasing
    Clouds

  • Thursday

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

    High: 34 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 14. Northwest wind around 5 mph.

    Low: 14 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 35.

    High: 35 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 37.

    High: 37 °F

    Mostly Sunny

Detailed Forecast

Overnight
A 40 percent chance of snow, mainly before 3am. Mostly cloudy, with a low around 23. Southwest wind around 5 mph.
Wednesday
Partly sunny, with a high near 38. Northwest wind 5 to 10 mph.
Wednesday Night
Increasing clouds, with a low around 20. Northwest wind around 5 mph.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 34. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 14. Northwest wind around 5 mph.
Friday
Sunny, with a high near 35.
Friday Night
Mostly cloudy, with a low around 18.
Saturday
Mostly sunny, with a high near 37.
Saturday Night
Partly cloudy, with a low around 15.
Sunday
Sunny, with a high near 36.
Sunday Night
Mostly cloudy, with a low around 21.
Washington's Birthday
Mostly cloudy, with a high near 39.
Monday Night
Partly cloudy, with a low around 24.
Tuesday
Mostly sunny, with a high near 42.
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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:
1:21 am EST Feb 11, 2026
Forecast Valid:
2am EST Feb 11, 2026-6pm EST Feb 17, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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