Current conditions at

Pease Air Force Base / Portsmouth (KPSM)

Lat: 43.08°NLon: 70.82°WElev: 102ft.

Fog/Mist

44°F

7°C

Humidity 92%
Wind Speed E 8 mph
Barometer 30.05 in (1017.9 mb)
Dewpoint 42°F (6°C)
Visibility 1.50 mi
Wind Chill39°F (4°C)
Last update 18 Apr 6:55 pm EDT
Extended Forecast for

New Castle NH

  • Tonight

    Tonight: Patchy drizzle before 8pm.  Patchy fog after 11pm.  Otherwise, cloudy, with a low around 42. East wind 5 to 10 mph becoming light  in the evening.

    Low: 42 °F

    Patchy
    Drizzle and
    Patchy Fog
    then Patchy
    Fog

  • Sunday

    Sunday: Rain, mainly after 10am.  Patchy fog between noon and 3pm. High near 48. South wind 5 to 10 mph becoming west in the afternoon.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 48 °F

    Rain and
    Patchy Fog

  • Sunday Night

    Sunday Night: Rain likely, mainly before 7pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 34. West wind around 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Rain Likely
    then Mostly
    Clear

  • Monday

    Monday: Mostly sunny, with a high near 47. West wind around 5 mph.

    High: 47 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 30. North wind around 5 mph.

    Low: 30 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 45.

    High: 45 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 51.

    High: 51 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy drizzle before 8pm. Patchy fog after 11pm. Otherwise, cloudy, with a low around 42. East wind 5 to 10 mph becoming light in the evening.
Sunday
Rain, mainly after 10am. Patchy fog between noon and 3pm. High near 48. South wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain likely, mainly before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 34. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Mostly sunny, with a high near 47. West wind around 5 mph.
Monday Night
Partly cloudy, with a low around 30. North wind around 5 mph.
Tuesday
Sunny, with a high near 45.
Tuesday Night
Mostly cloudy, with a low around 35.
Wednesday
Mostly cloudy, with a high near 51.
Wednesday Night
Partly cloudy, with a low around 37.
Thursday
Mostly sunny, with a high near 55.
Thursday Night
Mostly cloudy, with a low around 39.
Friday
Mostly sunny, with a high near 55.
Friday Night
Mostly cloudy, with a low around 40.
Saturday
Partly sunny, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
New Castle NH
 43.07°N 70.72°W (Elev. 26 ft)
6:37 pm EDT Apr 18, 2026
7pm EDT Apr 18, 2026-6pm EDT Apr 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database