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.

Light Rain Fog/Mist

48°F

9°C

Humidity 94%
Wind Speed W 7 mph
Barometer 29.72 in (1006.7 mb)
Dewpoint 46°F (8°C)
Visibility 2.00 mi
Wind Chill45°F (7°C)
Last update 19 Apr 12:55 pm EDT
Extended Forecast for

Seabrook NH

  • This Afternoon

    This Afternoon: Rain and possibly a thunderstorm. High near 47. Northwest wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 47 °F

    Rain

  • Tonight

    Tonight: Rain likely, mainly before 7pm. Cloudy during the early evening, then gradual clearing, with a low around 33. West wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 33 °F

    Rain Likely
    then Clear

  • Monday

    Monday: A 20 percent chance of showers after 1pm. Increasing clouds, with a high near 50. West wind around 5 mph.

    High: 50 °F

    Sunny then
    Slight Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 29. North wind around 5 mph.

    Low: 29 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 47. North wind around 5 mph becoming southeast in the afternoon.

    High: 47 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 52.

    High: 52 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 59.

    High: 59 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Rain and possibly a thunderstorm. High near 47. Northwest wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Rain likely, mainly before 7pm. Cloudy during the early evening, then gradual clearing, with a low around 33. West wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A 20 percent chance of showers after 1pm. Increasing clouds, with a high near 50. West wind around 5 mph.
Monday Night
Partly cloudy, with a low around 29. North wind around 5 mph.
Tuesday
Sunny, with a high near 47. North wind around 5 mph becoming southeast in the afternoon.
Tuesday Night
Partly cloudy, with a low around 35.
Wednesday
Mostly cloudy, with a high near 52.
Wednesday Night
Mostly cloudy, with a low around 38.
Thursday
Partly sunny, with a high near 59.
Thursday Night
Partly cloudy, with a low around 38.
Friday
Partly sunny, with a high near 55.
Friday Night
Partly cloudy, with a low around 39.
Saturday
Partly sunny, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Seabrook NH
 42.86°N 70.86°W (Elev. 49 ft)
Last Update:
12:24 pm EDT Apr 19, 2026
Forecast Valid:
2pm EDT Apr 19, 2026-6pm EDT Apr 25, 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