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

63°F

17°C

Humidity 72%
Wind Speed NW 3 mph
Barometer 30.11 in (1019.8 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 15 Aug 12:55 am EDT
Extended Forecast for

Seabrook NH

  • Overnight

    Overnight: Mostly clear, with a low around 56. Northwest wind around 5 mph becoming calm.

    Low: 56 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 80. Northwest wind around 5 mph becoming southeast in the afternoon.

    High: 80 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 56. South wind around 5 mph becoming calm.

    Low: 56 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 78. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.

    High: 78 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Rain, mainly after 11pm. Low around 63. South wind around 10 mph. Chance of precipitation is 80%.

    Low: 63 °F

    Rain

  • Monday

    Monday: Rain before 11am, then a chance of showers between 11am and 1pm. High near 80. Chance of precipitation is 80%.

    High: 80 °F

    Rain then
    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 56. Northwest wind around 5 mph becoming calm.
Saturday
Mostly sunny, with a high near 80. Northwest wind around 5 mph becoming southeast in the afternoon.
Saturday Night
Mostly clear, with a low around 56. South wind around 5 mph becoming calm.
Sunday
Increasing clouds, with a high near 78. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.
Sunday Night
Rain, mainly after 11pm. Low around 63. South wind around 10 mph. Chance of precipitation is 80%.
Monday
Rain before 11am, then a chance of showers between 11am and 1pm. High near 80. Chance of precipitation is 80%.
Monday Night
Partly cloudy, with a low around 60.
Tuesday
Sunny, with a high near 80.
Tuesday Night
Mostly clear, with a low around 60.
Wednesday
Sunny, with a high near 83.
Wednesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 65.
Thursday
A 40 percent chance of showers. Partly sunny, with a high near 83.
Thursday Night
A 30 percent chance of showers. Partly cloudy, with a low around 60.
Friday
Mostly sunny, with a high near 78.
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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:
7:14 pm EDT Aug 14, 2026
Forecast Valid:
1am EDT Aug 15, 2026-6pm EDT Aug 21, 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