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

25°F

-4°C

Humidity 40%
Wind Speed NW 5 mph
Barometer 29.93 in (1014.0 mb)
Dewpoint 4°F (-16°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 5 Feb 6:55 pm EST
Extended Forecast for

Portsmouth NH

  • Tonight

    Tonight: Partly cloudy, with a low around 7. North wind around 5 mph.

    Low: 7 °F

    Partly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 26. Wind chill values as low as -2. Northeast wind around 5 mph.

    High: 26 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 50 percent chance of snow after 1am. Cloudy, with a low around 16. Calm wind.

    Low: 16 °F

    Cloudy then
    Chance Snow

  • Saturday

    Saturday: Snow likely, mainly between 8am and 5pm. Cloudy, with a high near 28. North wind 5 to 10 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    High: 28 °F

    Snow Likely

  • Saturday Night

    Saturday Night: A 30 percent chance of snow before 7pm. Mostly cloudy, with a low around 0. Northwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 0 °F

    Chance Snow
    then Mostly
    Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 16.

    High: 16 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around -1.

    Low: -1 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 21.

    High: 21 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 4.

    Low: 4 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 7. North wind around 5 mph.
Friday
Mostly cloudy, with a high near 26. Wind chill values as low as -2. Northeast wind around 5 mph.
Friday Night
A 50 percent chance of snow after 1am. Cloudy, with a low around 16. Calm wind.
Saturday
Snow likely, mainly between 8am and 5pm. Cloudy, with a high near 28. North wind 5 to 10 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Saturday Night
A 30 percent chance of snow before 7pm. Mostly cloudy, with a low around 0. Northwest wind around 10 mph, with gusts as high as 20 mph.
Sunday
Partly sunny, with a high near 16.
Sunday Night
Partly cloudy, with a low around -1.
Monday
Sunny, with a high near 21.
Monday Night
Mostly clear, with a low around 4.
Tuesday
Mostly sunny, with a high near 30.
Tuesday Night
Mostly cloudy, with a low around 9.
Wednesday
Partly sunny, with a high near 34.
Wednesday Night
Mostly cloudy, with a low around 20.
Thursday
Mostly sunny, with a high near 36.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Portsmouth NH
 43.05°N 70.78°W (Elev. 49 ft)
Last Update:
1:57 pm EST Feb 5, 2026
Forecast Valid:
7pm EST Feb 5, 2026-6pm EST Feb 12, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation