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.

A Few Clouds

19°F

-7°C

Humidity 83%
Wind Speed Calm
Barometer 30.06 in (1018.4 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Last update 3 Feb 8:55 pm EST
Extended Forecast for

Portsmouth NH

  • Tonight

    Tonight: Partly cloudy, with a low around 11. Calm wind becoming west around 5 mph.

    Low: 11 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 30. Northwest wind 5 to 10 mph.

    High: 30 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 10. West wind around 5 mph becoming calm in the evening.

    Low: 10 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 28. Northwest wind around 5 mph.

    High: 28 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 5. Calm wind.

    Low: 5 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 26.

    High: 26 °F

    Partly Sunny

  • Friday Night

    Friday Night: Snow likely, mainly after 4am. Mostly cloudy, with a low around 12. Chance of precipitation is 60%.

    Low: 12 °F

    Chance Snow
    then Snow
    Likely

  • Saturday

    Saturday: A 50 percent chance of snow. Mostly cloudy, with a high near 24.

    High: 24 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A 30 percent chance of snow showers before 7pm. Partly cloudy, with a low around -3.

    Low: -3 °F

    Chance Snow
    Showers then
    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 11. Calm wind becoming west around 5 mph.
Wednesday
Mostly sunny, with a high near 30. Northwest wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 10. West wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 28. Northwest wind around 5 mph.
Thursday Night
Partly cloudy, with a low around 5. Calm wind.
Friday
Partly sunny, with a high near 26.
Friday Night
Snow likely, mainly after 4am. Mostly cloudy, with a low around 12. Chance of precipitation is 60%.
Saturday
A 50 percent chance of snow. Mostly cloudy, with a high near 24.
Saturday Night
A 30 percent chance of snow showers before 7pm. Partly cloudy, with a low around -3.
Sunday
Mostly sunny, with a high near 12.
Sunday Night
Partly cloudy, with a low around -3.
Monday
Mostly sunny, with a high near 19.
Monday Night
Partly cloudy, with a low around 3.
Tuesday
Mostly sunny, with a high near 26.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Portsmouth NH
 43.07°N 70.78°W (Elev. 33 ft)
Last Update:
12:27 pm EST Feb 3, 2026
Forecast Valid:
9pm EST Feb 3, 2026-6pm EST Feb 10, 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