Current conditions at

Pease Air Force Base / Portsmouth (KPSM)

Lat: 43.08°NLon: 70.82°WElev: 102ft.

Partly Cloudy

39°F

4°C

Humidity 35%
Wind Speed W 8 mph
Barometer 29.81 in (1009.8 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 26 Feb 1:55 pm EST
Extended Forecast for

Portsmouth NH

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 40. West wind around 10 mph.

    High: 40 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy during the evening, then clear overnight, with a low around 13. Calm wind.

    Low: 13 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 37. Calm wind becoming south around 5 mph in the afternoon.

    High: 37 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 24. Southwest wind around 5 mph.

    Low: 24 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 46. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 46 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of snow between 7am and 3pm.  Partly sunny, with a high near 34. Chance of precipitation is 50%.

    High: 34 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 6.

    Low: 6 °F

    Mostly Clear

  • Monday

    Monday: Partly sunny, with a high near 26.

    High: 26 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 40. West wind around 10 mph.
Tonight
Mostly cloudy during the evening, then clear overnight, with a low around 13. Calm wind.
Friday
Sunny, with a high near 37. Calm wind becoming south around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 24. Southwest wind around 5 mph.
Saturday
Mostly sunny, with a high near 46. South wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 25.
Sunday
A chance of snow between 7am and 3pm. Partly sunny, with a high near 34. Chance of precipitation is 50%.
Sunday Night
Mostly clear, with a low around 6.
Monday
Partly sunny, with a high near 26.
Monday Night
Mostly clear, with a low around 9.
Tuesday
Mostly sunny, with a high near 35.
Tuesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 23.
Wednesday
Mostly sunny, with a high near 44.
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ABOUT THIS FORECAST

 
Point Forecast:
Portsmouth NH
 43.07°N 70.78°W (Elev. 33 ft)
1:24 pm EST Feb 26, 2026
2pm EST Feb 26, 2026-6pm EST Mar 4, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database