Current conditions at

Pease Air Force Base / Portsmouth (KPSM)

Lat: 43.08°NLon: 70.82°WElev: 102ft.

A Few Clouds

28°F

-2°C

Humidity 53%
Wind Speed N 3 mph
Barometer 30.31 in (1026.8 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Last update 1 Dec 8:55 pm EST
Extended Forecast for

Portsmouth NH

Winter Storm Warning December 2, 08:00am until December 3, 04:00am
Click here for hazard details and duration
Winter Storm Warning
  • Tonight

    Tonight: Increasing clouds, with a low around 22. Calm wind.

    Low: 22 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A chance of snow before 10am, then rain and snow.  High near 38. Calm wind becoming east around 5 mph in the afternoon.  Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain and snow before 3am, then a slight chance of snow between 3am and 4am. The snow could be heavy at times.  Low around 25. Northeast wind 5 to 10 mph becoming northwest after midnight.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 25 °F

    Rain/Snow
    then Snow
    Likely

  • Wednesday

    Wednesday: Mostly sunny, with a high near 38. Northwest wind around 5 mph.

    High: 38 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 25. Calm wind becoming southwest around 5 mph after midnight.

    Low: 25 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of snow showers between noon and 3pm.  Partly sunny, with a high near 39. Chance of precipitation is 30%.

    High: 39 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 8.

    Low: 8 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 28.

    High: 28 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 15.

    Low: 15 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 22. Calm wind.
Tuesday
A chance of snow before 10am, then rain and snow. High near 38. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Tuesday Night
Rain and snow before 3am, then a slight chance of snow between 3am and 4am. The snow could be heavy at times. Low around 25. Northeast wind 5 to 10 mph becoming northwest after midnight. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Wednesday
Mostly sunny, with a high near 38. Northwest wind around 5 mph.
Wednesday Night
Mostly cloudy, with a low around 25. Calm wind becoming southwest around 5 mph after midnight.
Thursday
A chance of snow showers between noon and 3pm. Partly sunny, with a high near 39. Chance of precipitation is 30%.
Thursday Night
Mostly clear, with a low around 8.
Friday
Mostly sunny, with a high near 28.
Friday Night
Mostly cloudy, with a low around 15.
Saturday
A chance of snow showers between 8am and 5pm. Partly sunny, with a high near 38. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 22.
Sunday
Partly sunny, with a high near 37.
Sunday Night
Partly cloudy, with a low around 14.
Monday
Mostly sunny, with a high near 29.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Portsmouth NH
 43.07°N 70.78°W (Elev. 33 ft)
2:23 pm EST Dec 1, 2025
9pm EST Dec 1, 2025-6pm EST Dec 8, 2025
 
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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