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

Pease Air Force Base / Portsmouth (KPSM)

Lat: 43.08°NLon: 70.82°WElev: 102ft.

A Few Clouds

21°F

-6°C

Humidity 35%
Wind Speed Calm
Barometer 30.14 in (1021.1 mb)
Dewpoint -3°F (-19°C)
Visibility 10.00 mi
Last update 9 Dec 11:55 am EST
Extended Forecast for

Seabrook NH

  • This Afternoon

    This Afternoon: Increasing clouds, with a high near 31. Southwest wind around 5 mph.

    High: 31 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A 40 percent chance of snow, mainly before 2am. Cloudy, with a low around 21. Southwest wind around 5 mph.

    Low: 21 °F

    Chance Snow

  • Wednesday

    Wednesday: Rain, mainly after 4pm. High near 44. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 44 °F

    Slight Chance
    Rain then
    Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 28. Southwest wind 5 to 10 mph. Chance of precipitation is 60%.

    Low: 28 °F

    Rain Likely
    then Chance
    Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 37. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 37 °F

    Mostly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 19. Breezy.

    Low: 19 °F

    Partly Cloudy
    and Breezy

  • Friday

    Friday: Sunny, with a high near 32.

    High: 32 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 36.

    High: 36 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Increasing clouds, with a high near 31. Southwest wind around 5 mph.
Tonight
A 40 percent chance of snow, mainly before 2am. Cloudy, with a low around 21. Southwest wind around 5 mph.
Wednesday
Rain, mainly after 4pm. High near 44. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain likely, mainly before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 28. Southwest wind 5 to 10 mph. Chance of precipitation is 60%.
Thursday
Mostly sunny, with a high near 37. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph.
Thursday Night
Partly cloudy, with a low around 19. Breezy.
Friday
Sunny, with a high near 32.
Friday Night
Partly cloudy, with a low around 20.
Saturday
Partly sunny, with a high near 36.
Saturday Night
Mostly cloudy, with a low around 21.
Sunday
A 30 percent chance of snow. Partly sunny, with a high near 31.
Sunday Night
Partly cloudy, with a low around 12.
Monday
Sunny, with a high near 26.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Seabrook NH
 42.88°N 70.85°W (Elev. 20 ft)
Last Update:
12:25 pm EST Dec 9, 2025
Forecast Valid:
12pm EST Dec 9, 2025-6pm EST Dec 15, 2025
 
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