Current conditions at

Pease Air Force Base / Portsmouth (KPSM)

Lat: 43.08°NLon: 70.82°WElev: 102ft.

Mostly Cloudy

35°F

2°C

Humidity 78%
Wind Speed SE 5 mph
Barometer 30.18 in (1022.3 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 22 Apr 4:55 am EDT
Extended Forecast for

Portsmouth NH

  • Today

    Today: A 40 percent chance of showers after 2pm.  Mostly cloudy, with a high near 46. South wind 5 to 10 mph, with gusts as high as 20 mph.  New precipitation amounts of less than a tenth of an inch possible.

    High: 46 °F

    Chance
    Showers

  • Tonight

    Tonight: A 40 percent chance of showers, mainly between midnight and 5am.  Cloudy, with a low around 38. South wind around 5 mph becoming calm  in the evening.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers between 10am and 1pm.  Mostly sunny, with a high near 56. Northwest wind 5 to 10 mph.

    High: 56 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 33. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 33 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 53. Northwest wind around 5 mph becoming east in the afternoon.

    High: 53 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 53.

    High: 53 °F

    Mostly Sunny

Detailed Forecast

Today
A 40 percent chance of showers after 2pm. Mostly cloudy, with a high near 46. South wind 5 to 10 mph, with gusts as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A 40 percent chance of showers, mainly between midnight and 5am. Cloudy, with a low around 38. South wind around 5 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A 20 percent chance of showers between 10am and 1pm. Mostly sunny, with a high near 56. Northwest wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 33. Northwest wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 53. Northwest wind around 5 mph becoming east in the afternoon.
Friday Night
Partly cloudy, with a low around 33.
Saturday
Mostly sunny, with a high near 52.
Saturday Night
Mostly cloudy, with a low around 36.
Sunday
Mostly sunny, with a high near 53.
Sunday Night
Partly cloudy, with a low around 38.
Monday
Partly sunny, with a high near 54.
Monday Night
Partly cloudy, with a low around 38.
Tuesday
Mostly sunny, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
Portsmouth NH
 43.07°N 70.78°W (Elev. 33 ft)
2:33 am EDT Apr 22, 2026
5am EDT Apr 22, 2026-6pm EDT Apr 28, 2026
 
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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