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

48°F

9°C

Humidity 64%
Wind Speed Calm
Barometer 30.46 in (1031.8 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 10 Oct 8:55 pm EDT
Extended Forecast for

Pease Air Force Base / Portsmouth NH

  • Tonight

    Tonight: Partly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Partly Cloudy

  • Sunday

    Sunday: Increasing clouds, with a high near 64. Light southwest wind becoming south 5 to 10 mph in the morning.

    High: 64 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: A chance of showers before 9pm, then rain, mainly after 9pm. Low around 50. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 50 °F

    Rain

  • Columbus Day

    Columbus Day: A 30 percent chance of showers before 8am. Cloudy through mid morning, then gradual clearing, with a high near 70. North wind around 5 mph becoming calm in the afternoon.

    High: 70 °F

    Chance
    Showers then
    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 48. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 48 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Showers likely, mainly after 5pm. Cloudy, with a high near 60. Chance of precipitation is 60%.

    High: 60 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers. Low around 53. Chance of precipitation is 80%.

    Low: 53 °F

    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers before 11am. Partly sunny, with a high near 68.

    High: 68 °F

    Chance
    Showers then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 38. Calm wind.
Sunday
Increasing clouds, with a high near 64. Light southwest wind becoming south 5 to 10 mph in the morning.
Sunday Night
A chance of showers before 9pm, then rain, mainly after 9pm. Low around 50. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Columbus Day
A 30 percent chance of showers before 8am. Cloudy through mid morning, then gradual clearing, with a high near 70. North wind around 5 mph becoming calm in the afternoon.
Monday Night
Mostly cloudy, with a low around 48. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday
Showers likely, mainly after 5pm. Cloudy, with a high near 60. Chance of precipitation is 60%.
Tuesday Night
Showers. Low around 53. Chance of precipitation is 80%.
Wednesday
A 40 percent chance of showers before 11am. Partly sunny, with a high near 68.
Wednesday Night
Partly cloudy, with a low around 45.
Thursday
Sunny, with a high near 61.
Thursday Night
Partly cloudy, with a low around 42.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 60.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 46.
Saturday
Partly sunny, with a high near 59. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Pease Air Force Base / Portsmouth NH
 43.08°N 70.81°W (Elev. 89 ft)
Last Update:
2:20 pm EDT Oct 10, 2026
Forecast Valid:
9pm EDT Oct 10, 2026-6pm EDT Oct 17, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database Weather Element Forecast

Chance of Precipitation