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

69°F

21°C

Humidity 85%
Wind Speed W 7 mph
Barometer 30.01 in (1016.4 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 30 Aug 10:55 pm EDT
Extended Forecast for

Seabrook NH

  • Tonight

    Tonight: Partly cloudy, with a low around 60. Northwest wind around 5 mph.

    Low: 60 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 77. North wind around 5 mph becoming southeast in the afternoon.

    High: 77 °F

    Sunny

  • Monday Night

    Monday Night: A 50 percent chance of showers after 1am. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 60. South wind around 5 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 60 °F

    Mostly Cloudy
    then Chance
    Showers and
    Patchy Fog

  • Tuesday

    Tuesday: Showers. Patchy fog before 9am. High near 72. East wind around 5 mph. Chance of precipitation is 80%.

    High: 72 °F

    Showers and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: Showers likely, mainly before 1am. Mostly cloudy, with a low around 58. East wind around 5 mph. Chance of precipitation is 70%.

    Low: 58 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 40 percent chance of showers. Mostly cloudy, with a high near 72.

    High: 72 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely. Mostly cloudy, with a low around 61. Chance of precipitation is 70%.

    Low: 61 °F

    Showers
    Likely

  • Thursday

    Thursday: A 50 percent chance of showers. Mostly cloudy, with a high near 77.

    High: 77 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 40 percent chance of showers before 3am. Mostly cloudy, with a low around 61.

    Low: 61 °F

    Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 60. Northwest wind around 5 mph.
Monday
Sunny, with a high near 77. North wind around 5 mph becoming southeast in the afternoon.
Monday Night
A 50 percent chance of showers after 1am. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 60. South wind around 5 mph. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Showers. Patchy fog before 9am. High near 72. East wind around 5 mph. Chance of precipitation is 80%.
Tuesday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 58. East wind around 5 mph. Chance of precipitation is 70%.
Wednesday
A 40 percent chance of showers. Mostly cloudy, with a high near 72.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 61. Chance of precipitation is 70%.
Thursday
A 50 percent chance of showers. Mostly cloudy, with a high near 77.
Thursday Night
A 40 percent chance of showers before 3am. Mostly cloudy, with a low around 61.
Friday
Partly sunny, with a high near 75.
Friday Night
Partly cloudy, with a low around 58.
Saturday
Mostly sunny, with a high near 73.
Saturday Night
Partly cloudy, with a low around 56.
Sunday
Mostly sunny, with a high near 73.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Seabrook NH
 42.87°N 70.89°W (Elev. 79 ft)
Last Update:
8:42 pm EDT Aug 30, 2026
Forecast Valid:
11pm EDT Aug 30, 2026-6pm EDT Sep 6, 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