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.

Overcast

24°F

-4°C

Humidity 90%
Wind Speed Calm
Barometer 30.05 in (1018.0 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 20 Feb 1:55 am EST
Extended Forecast for

2 Miles S Pease Air Force Base / Portsmouth NH

Winter Weather Advisory February 20, 12:00pm until February 21, 07:00am
Click here for hazard details and duration
Winter Weather Advisory

  • Overnight

    Overnight: Patchy fog. Otherwise, partly cloudy, with a low around 22. Calm wind.

    Low: 22 °F

    Patchy Fog

  • Friday

    Friday: Snow likely, mainly after 4pm. Mostly cloudy, with a high near 37. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    High: 37 °F

    Mostly Cloudy
    then Snow
    Likely

  • Friday Night

    Friday Night: Snow, mainly before 5am. Low around 21. East wind around 5 mph becoming north after midnight. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 21 °F

    Snow

  • Saturday

    Saturday: A 40 percent chance of snow before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 32. North wind around 5 mph.

    High: 32 °F

    Chance Snow
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 18. Calm wind becoming north around 5 mph after midnight.

    Low: 18 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 35.

    High: 35 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 40 percent chance of snow after 1am. Cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy
    then Chance
    Snow

  • Monday

    Monday: A 30 percent chance of snow before noon. Cloudy, with a high near 32.

    High: 32 °F

    Chance Snow
    then Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 19.

    Low: 19 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Patchy fog. Otherwise, partly cloudy, with a low around 22. Calm wind.
Friday
Snow likely, mainly after 4pm. Mostly cloudy, with a high near 37. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Friday Night
Snow, mainly before 5am. Low around 21. East wind around 5 mph becoming north after midnight. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Saturday
A 40 percent chance of snow before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 32. North wind around 5 mph.
Saturday Night
Partly cloudy, with a low around 18. Calm wind becoming north around 5 mph after midnight.
Sunday
Partly sunny, with a high near 35.
Sunday Night
A 40 percent chance of snow after 1am. Cloudy, with a low around 24.
Monday
A 30 percent chance of snow before noon. Cloudy, with a high near 32.
Monday Night
Mostly cloudy, with a low around 19.
Tuesday
Mostly sunny, with a high near 35.
Tuesday Night
Partly cloudy, with a low around 13.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 37. Chance of precipitation is 30%.
Wednesday Night
Rain and snow likely. Mostly cloudy, with a low around 28. Chance of precipitation is 60%.
Thursday
A 30 percent chance of rain. Mostly cloudy, with a high near 42.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Pease Air Force Base / Portsmouth NH
 43.06°N 70.81°W (Elev. 56 ft)
Last Update:
1:53 am EST Feb 20, 2026
Forecast Valid:
2am EST Feb 20, 2026-6pm EST Feb 26, 2026
 
Forecast Discussion
 
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Additional Resources

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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