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.

Mostly Cloudy

42°F

6°C

Humidity 74%
Wind Speed W 3 mph
Barometer 29.60 in (1002.7 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 11 Jan 2:55 pm EST
Extended Forecast for

New Castle NH

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 27. Breezy, with a west wind 15 to 25 mph, with gusts as high as 35 mph.

    Low: 27 °F

    Decreasing
    Clouds and
    Breezy

  • Monday

    Monday: Mostly sunny, with a high near 38. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 38 °F

    Mostly Sunny
    and Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 32. Southwest wind around 15 mph.

    Low: 32 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 42. West wind around 10 mph, with gusts as high as 20 mph.

    High: 42 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Cloudy, with a low around 38. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 38 °F

    Cloudy

  • Wednesday

    Wednesday: Cloudy, with a high near 46.

    High: 46 °F

    Cloudy

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain after 11pm. Cloudy, with a low around 37.

    Low: 37 °F

    Chance Rain

  • Thursday

    Thursday: A 40 percent chance of rain. Mostly cloudy, with a high near 41.

    High: 41 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A chance of rain and snow before 10pm, then a chance of snow. Mostly cloudy, with a low around 22. Blustery. Chance of precipitation is 50%.

    Low: 22 °F

    Blustery.
    Chance
    Rain/Snow
    then Chance
    Snow

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 27. Breezy, with a west wind 15 to 25 mph, with gusts as high as 35 mph.
Monday
Mostly sunny, with a high near 38. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph.
Monday Night
Partly cloudy, with a low around 32. Southwest wind around 15 mph.
Tuesday
Sunny, with a high near 42. West wind around 10 mph, with gusts as high as 20 mph.
Tuesday Night
Cloudy, with a low around 38. South wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
Cloudy, with a high near 46.
Wednesday Night
A 40 percent chance of rain after 11pm. Cloudy, with a low around 37.
Thursday
A 40 percent chance of rain. Mostly cloudy, with a high near 41.
Thursday Night
A chance of rain and snow before 10pm, then a chance of snow. Mostly cloudy, with a low around 22. Blustery. Chance of precipitation is 50%.
Friday
A 30 percent chance of snow before 8am. Partly sunny, with a high near 29. Blustery.
Friday Night
Partly cloudy, with a low around 22.
Saturday
Partly sunny, with a high near 35.
Saturday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 27.
Sunday
A chance of rain and snow. Partly sunny, with a high near 36. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
New Castle NH
 43.02°N 70.73°W (Elev. 0 ft)
Last Update:
12:06 pm EST Jan 11, 2026
Forecast Valid:
3pm EST Jan 11, 2026-6pm EST Jan 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation