Current conditions at

Pease Air Force Base / Portsmouth (KPSM)

Lat: 43.08°NLon: 70.82°WElev: 102ft.

Light Freezing Rain Fog/Mist

30°F

-1°C

Humidity 93%
Wind Speed Calm
Barometer 30.21 in (1023.4 mb)
Dewpoint 28°F (-2°C)
Visibility 2.00 mi
Last update 3 Mar 9:55 pm EST
Extended Forecast for

Portsmouth NH

Winter Weather Advisory March 3, 10:27pm until March 4, 04:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory March 3, 10:27pm until March 4, 04:00am

    NOW until 4:00am Wed

    Winter Weather Advisory

  • Tonight

    Low: 27 °F

    Wintry Mix

  • Wednesday

    Wednesday: Sunny, with a high near 48. West wind around 5 mph.

    High: 48 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 23. Calm wind.

    Low: 23 °F

    Mostly Clear

  • Thursday

    Thursday: Increasing clouds, with a high near 41. Calm wind becoming east around 5 mph in the afternoon.

    High: 41 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Rain and snow likely before 1am, then snow likely between 1am and 4am, then snow and freezing rain after 4am.  Low around 29. Northeast wind around 5 mph.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Wintry Mix

  • Friday

    Friday: Rain, snow, and freezing rain likely before 11am, then a chance of rain and snow between 11am and 1pm.  Cloudy, with a high near 34. Chance of precipitation is 60%.

    High: 34 °F

    Wintry Mix
    Likely

  • Friday Night

    Friday Night: A 30 percent chance of rain after 4am.  Cloudy, with a low around 30.

    Low: 30 °F

    Cloudy then
    Chance Rain

  • Saturday

    Saturday: Mostly cloudy, with a high near 51.

    High: 51 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Snow and freezing rain, possibly mixed with sleet, becoming all snow after 1am, then gradually ending. Low around 27. Calm wind becoming west around 5 mph. Chance of precipitation is 100%. Total nighttime ice accumulation of less than a 0.1 of an inch possible. Total nighttime snow and sleet accumulation of 1 to 3 inches possible.
Wednesday
Sunny, with a high near 48. West wind around 5 mph.
Wednesday Night
Mostly clear, with a low around 23. Calm wind.
Thursday
Increasing clouds, with a high near 41. Calm wind becoming east around 5 mph in the afternoon.
Thursday Night
Rain and snow likely before 1am, then snow likely between 1am and 4am, then snow and freezing rain after 4am. Low around 29. Northeast wind around 5 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Friday
Rain, snow, and freezing rain likely before 11am, then a chance of rain and snow between 11am and 1pm. Cloudy, with a high near 34. Chance of precipitation is 60%.
Friday Night
A 30 percent chance of rain after 4am. Cloudy, with a low around 30.
Saturday
Mostly cloudy, with a high near 51.
Saturday Night
Rain likely, mainly between 10pm and 11pm. Mostly cloudy, with a low around 40. Chance of precipitation is 60%.
Sunday
Mostly sunny, with a high near 54.
Sunday Night
Partly cloudy, with a low around 34.
Monday
Mostly sunny, with a high near 55.
Monday Night
Mostly clear, with a low around 33.
Tuesday
Mostly sunny, with a high near 56.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Portsmouth NH
 43.07°N 70.78°W (Elev. 33 ft)
8:57 pm EST Mar 3, 2026
10pm EST Mar 3, 2026-6pm EDT Mar 10, 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