Current conditions at

Pease Air Force Base / Portsmouth (KPSM)

Lat: 43.08°NLon: 70.82°WElev: 102ft.

Overcast

38°F

3°C

Humidity 68%
Wind Speed N 3 mph
Barometer 30.26 in (1025.1 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Last update 20 Nov 9:55 am EST
Extended Forecast for

Portsmouth NH

  • Today

    Today: Partly sunny, with a high near 45. North wind around 5 mph becoming calm.

    High: 45 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 28. Calm wind.

    Low: 28 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 50. Light southwest wind increasing to 5 to 10 mph in the morning.

    High: 50 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 35. Southwest wind around 5 mph.

    Low: 35 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 47. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 47 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 45. North wind around 5 mph becoming calm.
Tonight
Partly cloudy, with a low around 28. Calm wind.
Friday
Mostly sunny, with a high near 50. Light southwest wind increasing to 5 to 10 mph in the morning.
Friday Night
Mostly cloudy, with a low around 35. Southwest wind around 5 mph.
Saturday
Mostly sunny, with a high near 47. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 26.
Sunday
Mostly sunny, with a high near 45.
Sunday Night
Mostly cloudy, with a low around 31.
Monday
Mostly sunny, with a high near 49.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Partly sunny, with a high near 48.
Tuesday Night
A 50 percent chance of showers. Cloudy, with a low around 36.
Wednesday
A 50 percent chance of showers. Mostly cloudy, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
Portsmouth NH
 43.07°N 70.78°W (Elev. 33 ft)
5:27 am EST Nov 20, 2025
10am EST Nov 20, 2025-6pm EST Nov 26, 2025
 
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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