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.

Mostly Cloudy

47°F

8°C

Humidity 53%
Wind Speed SE 14 mph
Barometer 29.91 in (1013.2 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 20 Mar 1:55 pm EDT
Extended Forecast for

2 Miles NNE Portsmouth NH

  • This Afternoon

    This Afternoon: A 30 percent chance of rain, mainly after 5pm. Mostly cloudy, with a high near 48. South wind around 10 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 48 °F

    Chance Rain

  • Tonight

    Tonight: Rain, mainly before 11pm. Low around 36. South wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Rain then
    Chance Rain

  • Saturday

    Saturday: Mostly sunny, with a high near 48. Northwest wind 5 to 10 mph.

    High: 48 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 31. Northwest wind around 5 mph becoming calm.

    Low: 31 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Snow likely before 10am, then rain and snow likely between 10am and 11am, then rain after 11am. High near 44. Southeast wind 5 to 10 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 44 °F

    Rain/Snow
    then Rain

  • Sunday Night

    Sunday Night: Rain likely before 11pm, then a chance of snow. Cloudy, with a low around 29. Chance of precipitation is 60%.

    Low: 29 °F

    Rain/Snow
    Likely then
    Chance Snow

  • Monday

    Monday: A 50 percent chance of snow. Mostly cloudy, with a high near 39.

    High: 39 °F

    Chance Snow

  • Monday Night

    Monday Night: A 30 percent chance of snow before 9pm. Mostly cloudy, with a low around 23.

    Low: 23 °F

    Chance Snow
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of rain, mainly after 5pm. Mostly cloudy, with a high near 48. South wind around 10 mph. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain, mainly before 11pm. Low around 36. South wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Mostly sunny, with a high near 48. Northwest wind 5 to 10 mph.
Saturday Night
Increasing clouds, with a low around 31. Northwest wind around 5 mph becoming calm.
Sunday
Snow likely before 10am, then rain and snow likely between 10am and 11am, then rain after 11am. High near 44. Southeast wind 5 to 10 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Sunday Night
Rain likely before 11pm, then a chance of snow. Cloudy, with a low around 29. Chance of precipitation is 60%.
Monday
A 50 percent chance of snow. Mostly cloudy, with a high near 39.
Monday Night
A 30 percent chance of snow before 9pm. Mostly cloudy, with a low around 23.
Tuesday
Mostly sunny, with a high near 41.
Tuesday Night
Partly cloudy, with a low around 27.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 45. Chance of precipitation is 40%.
Wednesday Night
Mostly cloudy, with a low around 23.
Thursday
Mostly sunny, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Portsmouth NH
 43.07°N 70.78°W (Elev. 33 ft)
Last Update:
2:22 pm EDT Mar 20, 2026
Forecast Valid:
2pm EDT Mar 20, 2026-6pm EDT Mar 26, 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