National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Pease Air Force Base / Portsmouth (KPSM)

Lat: 43.08°NLon: 70.82°WElev: 102ft.

Light Snow Haze

16°F

-9°C

Humidity 75%
Wind Speed N 10 mph
Barometer 29.74 in (1007.6 mb)
Dewpoint 9°F (-13°C)
Visibility 1.00 mi
Wind Chill4°F (-16°C)
Last update 26 Jan 11:55 am EST
Extended Forecast for

Portsmouth NH

Winter Storm Warning January 26, 12:56pm until January 26, 07:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning January 26, 12:56pm until January 26, 07:00pm

    NOW until 7:00pm Mon

    Winter Storm Warning

  • This Afternoon

    High: 22 °F

    Snow Likely

  • Tonight

    Tonight: Snow, mainly before 10pm. Low around 6. Wind chill values as low as -6. Northwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 6 °F

    Snow then
    Chance Snow

  • Tuesday

    Tuesday: Increasing clouds, with a high near 21. Wind chill values as low as -8. West wind 5 to 10 mph.

    High: 21 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 5. Wind chill values as low as -4. West wind around 5 mph.

    Low: 5 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Sunny, with a high near 23. West wind 5 to 10 mph.

    High: 23 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 4.

    Low: 4 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 22.

    High: 22 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 2.

    Low: 2 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Snow likely, mainly after 5pm. Cloudy, with a high near 22. North wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. Total daytime snow accumulation of 1 to 3 inches possible.
Tonight
Snow, mainly before 10pm. Low around 6. Wind chill values as low as -6. Northwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Tuesday
Increasing clouds, with a high near 21. Wind chill values as low as -8. West wind 5 to 10 mph.
Tuesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 5. Wind chill values as low as -4. West wind around 5 mph.
Wednesday
Sunny, with a high near 23. West wind 5 to 10 mph.
Wednesday Night
Mostly cloudy, with a low around 4.
Thursday
Mostly sunny, with a high near 22.
Thursday Night
Mostly clear, with a low around 2.
Friday
Mostly sunny, with a high near 18.
Friday Night
Partly cloudy, with a low around 2.
Saturday
Mostly sunny, with a high near 27.
Saturday Night
Mostly cloudy, with a low around 9.
Sunday
A 30 percent chance of snow. Partly sunny, with a high near 28.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Portsmouth NH
 43.07°N 70.78°W (Elev. 33 ft)
Last Update:
12:19 pm EST Jan 26, 2026
Forecast Valid:
12pm EST Jan 26, 2026-6pm EST Feb 1, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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