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.

Partly Cloudy

81°F

27°C

Humidity 35%
Wind Speed NW 15 G 22 mph
Barometer 29.99 in (1015.8 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 14 Aug 3:55 pm EDT
Extended Forecast for

Pease Air Force Base / Portsmouth NH

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 55. Northwest wind around 5 mph becoming calm in the evening.

    Low: 55 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny, with a high near 81. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 55. Calm wind.

    Low: 55 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 79. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.

    High: 79 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Rain, mainly after 10pm. Low around 62. South wind 5 to 10 mph. Chance of precipitation is 80%.

    Low: 62 °F

    Rain

  • Monday

    Monday: Rain before 11am, then a chance of showers between 11am and 2pm. 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 59.

    Low: 59 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming clear, with a low around 55. Northwest wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 81. Calm wind becoming northwest around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 55. Calm wind.
Sunday
Increasing clouds, with a high near 79. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.
Sunday Night
Rain, mainly after 10pm. Low around 62. South wind 5 to 10 mph. Chance of precipitation is 80%.
Monday
Rain before 11am, then a chance of showers between 11am and 2pm. High near 80. Chance of precipitation is 80%.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
Sunny, with a high near 81.
Tuesday Night
Mostly clear, with a low around 59.
Wednesday
Sunny, with a high near 84.
Wednesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 64.
Thursday
A 40 percent chance of showers. Partly sunny, with a high near 83.
Thursday Night
Partly cloudy, with a low around 59.
Friday
Mostly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Pease Air Force Base / Portsmouth NH
 43.08°N 70.84°W (Elev. 52 ft)
Last Update:
2:16 pm EDT Aug 14, 2026
Forecast Valid:
4pm EDT Aug 14, 2026-6pm EDT Aug 21, 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