Current conditions at

Pease Air Force Base / Portsmouth (KPSM)

Lat: 43.08°NLon: 70.82°WElev: 102ft.

Light Snow Fog/Mist

31°F

-1°C

Humidity 92%
Wind Speed N 8 mph
Barometer 29.73 in (1007.1 mb)
Dewpoint 29°F (-2°C)
Visibility 1.50 mi
Wind Chill24°F (-4°C)
Last update 19 Jan 12:55 am EST
Extended Forecast for

Portsmouth NH

Winter Weather Advisory January 19, 01:33am until January 19, 01:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory January 19, 01:33am until January 19, 01:00pm

    NOW until 1:00pm Mon

    Winter Weather Advisory

  • Overnight

    Low: 25 °F

    Snow

  • M.L.King Day

    M.L.King Day: Snow likely, mainly before 11am.  Mostly cloudy, with a high near 35. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 35 °F

    Snow Likely
    then Chance
    Snow

  • Monday Night

    Monday Night: Partly cloudy, with a low around 16. Southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 16 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 24. West wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 24 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 10. West wind 5 to 10 mph.

    Low: 10 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 31.

    High: 31 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 40.

    High: 40 °F

    Partly Sunny

Detailed Forecast

Overnight
Snow, mainly before 4am. Low around 25. North wind around 5 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of 3 to 5 inches possible.
M.L.King Day
Snow likely, mainly before 11am. Mostly cloudy, with a high near 35. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Monday Night
Partly cloudy, with a low around 16. Southwest wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 24. West wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly clear, with a low around 10. West wind 5 to 10 mph.
Wednesday
Mostly sunny, with a high near 31.
Wednesday Night
Mostly cloudy, with a low around 22.
Thursday
Partly sunny, with a high near 40.
Thursday Night
Partly cloudy, with a low around 17.
Friday
Mostly sunny, with a high near 26.
Friday Night
Partly cloudy, with a low around 3.
Saturday
Sunny, with a high near 15.
Saturday Night
Partly cloudy, with a low around -2.
Sunday
Mostly sunny, with a high near 15.
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ABOUT THIS FORECAST

 
Point Forecast:
Portsmouth NH
 43.07°N 70.78°W (Elev. 33 ft)
12:56 am EST Jan 19, 2026
1am EST Jan 19, 2026-6pm EST Jan 25, 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