Current conditions at

Pease Air Force Base / Portsmouth (KPSM)

Lat: 43.08°NLon: 70.82°WElev: 102ft.

Mostly Cloudy

67°F

19°C

Humidity 87%
Wind Speed SW 10 mph
Barometer 29.54 in (1000.6 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 16 Oct 6:55 pm EDT
Extended Forecast for

New Castle NH

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 9pm, then a chance of showers between 9pm and 11pm.  Patchy fog before 9pm.  Otherwise, increasing clouds, with a low around 44. South wind 5 to 10 mph becoming northwest after midnight. Winds could gust as high as 30 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 44 °F

    Showers
    Likely and
    Patchy Fog
    then Mostly
    Cloudy

  • Saturday

    Saturday: Cloudy through mid morning, then gradual clearing, with a high near 50. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 50 °F

    Gradual
    Clearing

  • Saturday Night

    Saturday Night: Clear, with a low around 32. Northwest wind around 5 mph.

    Low: 32 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 51. Northwest wind around 5 mph becoming calm.

    High: 51 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 38. Southeast wind around 5 mph becoming calm.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 58.

    High: 58 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers likely and possibly a thunderstorm before 9pm, then a chance of showers between 9pm and 11pm. Patchy fog before 9pm. Otherwise, increasing clouds, with a low around 44. South wind 5 to 10 mph becoming northwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Cloudy through mid morning, then gradual clearing, with a high near 50. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday Night
Clear, with a low around 32. Northwest wind around 5 mph.
Sunday
Sunny, with a high near 51. Northwest wind around 5 mph becoming calm.
Sunday Night
Mostly clear, with a low around 38. Southeast wind around 5 mph becoming calm.
Monday
Mostly sunny, with a high near 54.
Monday Night
Mostly cloudy, with a low around 41.
Tuesday
Partly sunny, with a high near 58.
Tuesday Night
Partly cloudy, with a low around 44.
Wednesday
Mostly sunny, with a high near 56.
Wednesday Night
Partly cloudy, with a low around 43.
Thursday
Partly sunny, with a high near 55.
Thursday Night
Mostly cloudy, with a low around 42.
Friday
Mostly sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
New Castle NH
 43.07°N 70.72°W (Elev. 26 ft)
6:52 pm EDT Oct 16, 2026
7pm EDT Oct 16, 2026-6pm EDT Oct 23, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database