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.

Fair

16°F

-9°C

Humidity 65%
Wind Speed SW 5 mph
Barometer 29.71 in (1006.5 mb)
Dewpoint 6°F (-14°C)
Visibility 10.00 mi
Wind Chill8°F (-13°C)
Last update 2 Jan 11:55 pm EST
Extended Forecast for

Seabrook NH

  • Overnight

    Overnight: Mostly clear, with a low around 14. West wind around 10 mph.

    Low: 14 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 28. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 28 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Isolated snow showers between 1am and 2am, then a chance of snow after 2am. Mostly cloudy, with a low around 17. West wind around 5 mph becoming calm. Chance of precipitation is 40%.

    Low: 17 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: Cloudy, then gradually becoming mostly sunny, with a high near 29. Calm wind becoming northwest around 5 mph in the morning.

    High: 29 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 6. Northwest wind 5 to 10 mph.

    Low: 6 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 21.

    High: 21 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Cloudy, with a low around 14.

    Low: 14 °F

    Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 36.

    High: 36 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 40 percent chance of snow after 1am. Cloudy, with a low around 27.

    Low: 27 °F

    Cloudy then
    Chance Snow

Detailed Forecast

Overnight
Mostly clear, with a low around 14. West wind around 10 mph.
Saturday
Mostly sunny, with a high near 28. West wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Isolated snow showers between 1am and 2am, then a chance of snow after 2am. Mostly cloudy, with a low around 17. West wind around 5 mph becoming calm. Chance of precipitation is 40%.
Sunday
Cloudy, then gradually becoming mostly sunny, with a high near 29. Calm wind becoming northwest around 5 mph in the morning.
Sunday Night
Mostly clear, with a low around 6. Northwest wind 5 to 10 mph.
Monday
Mostly sunny, with a high near 21.
Monday Night
Cloudy, with a low around 14.
Tuesday
Mostly cloudy, with a high near 36.
Tuesday Night
A 40 percent chance of snow after 1am. Cloudy, with a low around 27.
Wednesday
A chance of snow before 9am, then a chance of rain between 9am and 11am. Partly sunny, with a high near 41. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 27.
Thursday
Mostly sunny, with a high near 42.
Thursday Night
Mostly cloudy, with a low around 29.
Friday
A 30 percent chance of rain. Mostly cloudy, with a high near 44.
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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:
6:26 pm EST Jan 2, 2026
Forecast Valid:
12am EST Jan 3, 2026-6pm EST Jan 9, 2026
 
Forecast Discussion
 
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Additional Resources

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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