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.

A Few Clouds

46°F

8°C

Humidity 62%
Wind Speed NW 3 mph
Barometer 30.10 in (1019.6 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 12 May 6:55 am EDT
Extended Forecast for

Pease Air Force Base / Portsmouth NH

  • Today

    Today: Mostly sunny, with a high near 60. West wind 5 to 10 mph.

    High: 60 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 41. Calm wind.

    Low: 41 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: A 20 percent chance of showers after 9am. Mostly cloudy, with a high near 59. Light southeast wind becoming south 5 to 10 mph in the afternoon.

    High: 59 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after 5am. Cloudy, with a low around 48. South wind 5 to 10 mph. Chance of precipitation is 60%.

    Low: 48 °F

    Rain Likely

  • Thursday

    Thursday: Rain. High near 59. Southeast wind 5 to 10 mph. Chance of precipitation is 90%.

    High: 59 °F

    Rain

  • Thursday Night

    Thursday Night: Rain. Patchy fog between 9pm and 1am. Low around 45. Chance of precipitation is 100%.

    Low: 45 °F

    Rain and
    Patchy Fog

  • Friday

    Friday: Rain. High near 56. Chance of precipitation is 90%.

    High: 56 °F

    Rain

  • Friday Night

    Friday Night: A chance of rain before 8pm, then a chance of showers between 8pm and 10pm. Mostly cloudy, with a low around 46. Chance of precipitation is 40%.

    Low: 46 °F

    Chance Rain
    then Mostly
    Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 60. West wind 5 to 10 mph.
Tonight
Increasing clouds, with a low around 41. Calm wind.
Wednesday
A 20 percent chance of showers after 9am. Mostly cloudy, with a high near 59. Light southeast wind becoming south 5 to 10 mph in the afternoon.
Wednesday Night
Rain likely, mainly after 5am. Cloudy, with a low around 48. South wind 5 to 10 mph. Chance of precipitation is 60%.
Thursday
Rain. High near 59. Southeast wind 5 to 10 mph. Chance of precipitation is 90%.
Thursday Night
Rain. Patchy fog between 9pm and 1am. Low around 45. Chance of precipitation is 100%.
Friday
Rain. High near 56. Chance of precipitation is 90%.
Friday Night
A chance of rain before 8pm, then a chance of showers between 8pm and 10pm. Mostly cloudy, with a low around 46. Chance of precipitation is 40%.
Saturday
Mostly sunny, with a high near 71.
Saturday Night
Mostly clear, with a low around 53.
Sunday
Sunny, with a high near 75.
Sunday Night
Partly cloudy, with a low around 51.
Monday
Mostly sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Pease Air Force Base / Portsmouth NH
 43.08°N 70.84°W (Elev. 52 ft)
Last Update:
6:17 am EDT May 12, 2026
Forecast Valid:
7am EDT May 12, 2026-6pm EDT May 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Link to Local Radar Data Link to Satellite Data

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