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.

Overcast

34°F

1°C

Humidity 61%
Wind Speed Calm
Barometer 29.98 in (1015.6 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Last update 22 Mar 3:55 am EDT
Extended Forecast for

Seabrook NH

  • Overnight

    Overnight: A 30 percent chance of snow, mainly after 5am. Cloudy, with a low around 33. East wind around 5 mph.

    Low: 33 °F

    Chance Snow

  • Sunday

    Sunday: A chance of snow before 10am, then rain and snow likely between 10am and 11am, then rain after 11am. High near 43. Southeast wind 5 to 10 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 43 °F

    Rain/Snow
    then Rain

  • Sunday Night

    Sunday Night: Rain likely before 5am, then rain likely, possibly mixed with snow. Cloudy, with a low around 30. North wind around 5 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 30 °F

    Rain Likely
    then
    Rain/Snow
    Likely

  • Monday

    Monday: A 50 percent chance of snow after 8am. Cloudy, with a high near 39. North wind around 10 mph, with gusts as high as 20 mph.

    High: 39 °F

    Chance Snow

  • Monday Night

    Monday Night: A 30 percent chance of snow before 10pm. Mostly cloudy, with a low around 25. Northwest wind around 5 mph.

    Low: 25 °F

    Chance Snow
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of snow, mainly after 5am. Cloudy, with a low around 33. East wind around 5 mph.
Sunday
A chance of snow before 10am, then rain and snow likely between 10am and 11am, then rain after 11am. High near 43. Southeast wind 5 to 10 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Sunday Night
Rain likely before 5am, then rain likely, possibly mixed with snow. Cloudy, with a low around 30. North wind around 5 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Monday
A 50 percent chance of snow after 8am. Cloudy, with a high near 39. North wind around 10 mph, with gusts as high as 20 mph.
Monday Night
A 30 percent chance of snow before 10pm. Mostly cloudy, with a low around 25. Northwest wind around 5 mph.
Tuesday
Mostly sunny, with a high near 43.
Tuesday Night
Mostly cloudy, with a low around 29.
Wednesday
Partly sunny, with a high near 49.
Wednesday Night
Mostly cloudy, with a low around 29.
Thursday
A chance of rain and snow before 11am, then a chance of snow between 11am and 5pm, then a chance of rain and snow after 5pm. Partly sunny, with a high near 51. Chance of precipitation is 40%.
Thursday Night
Rain and snow likely. Mostly cloudy, with a low around 33. Chance of precipitation is 70%.
Friday
A 40 percent chance of rain. Partly sunny, with a high near 44.
Friday Night
Mostly clear, with a low around 18.
Saturday
Sunny, with a high near 38.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Seabrook NH
 42.91°N 70.88°W (Elev. 49 ft)
Last Update:
2:13 am EDT Mar 22, 2026
Forecast Valid:
4am EDT Mar 22, 2026-6pm EDT Mar 28, 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