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.

Overcast

42°F

6°C

Humidity 63%
Wind Speed NE 13 mph
Barometer 30.41 in (1030.1 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 2 Apr 12:55 am EDT
Extended Forecast for

New Castle NH

  • Overnight

    Overnight: Rain likely, mainly after 5am. Cloudy, with a low around 35. Northeast 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: 35 °F

    Rain Likely

  • Thursday

    Thursday: A 40 percent chance of rain, mainly between 2pm and 3pm. Cloudy, with a high near 37. Northeast wind 10 to 15 mph, with gusts as high as 20 mph. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 37 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 30 percent chance of rain, mainly after 10pm. Cloudy, with a low around 34. East wind 5 to 10 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Chance Rain

  • Friday

    Friday: A chance of rain between 9am and 10am. Mostly cloudy, with a high near 57. South wind around 5 mph. Chance of precipitation is 30%.

    High: 57 °F

    Chance Rain
    then Mostly
    Cloudy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 42. Southwest wind 5 to 10 mph.

    Low: 42 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 55.

    High: 55 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 50 percent chance of showers after 9pm. Cloudy, with a low around 37.

    Low: 37 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers. High near 57. Chance of precipitation is 80%.

    High: 57 °F

    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly before 9pm. Mostly cloudy, with a low around 37. Chance of precipitation is 60%.

    Low: 37 °F

    Showers
    Likely then
    Chance
    Showers

Detailed Forecast

Overnight
Rain likely, mainly after 5am. Cloudy, with a low around 35. Northeast 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.
Thursday
A 40 percent chance of rain, mainly between 2pm and 3pm. Cloudy, with a high near 37. Northeast wind 10 to 15 mph, with gusts as high as 20 mph. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A 30 percent chance of rain, mainly after 10pm. Cloudy, with a low around 34. East wind 5 to 10 mph. New precipitation amounts of less than a tenth of an inch possible.
Friday
A chance of rain between 9am and 10am. Mostly cloudy, with a high near 57. South wind around 5 mph. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 42. Southwest wind 5 to 10 mph.
Saturday
Partly sunny, with a high near 55.
Saturday Night
A 50 percent chance of showers after 9pm. Cloudy, with a low around 37.
Sunday
Showers. High near 57. Chance of precipitation is 80%.
Sunday Night
Showers likely, mainly before 9pm. Mostly cloudy, with a low around 37. Chance of precipitation is 60%.
Monday
Mostly sunny, with a high near 49.
Monday Night
Partly cloudy, with a low around 32.
Tuesday
Mostly sunny, with a high near 45.
Tuesday Night
Partly cloudy, with a low around 27.
Wednesday
Sunny, with a high near 42.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
New Castle NH
 43.07°N 70.72°W (Elev. 26 ft)
Last Update:
7:02 pm EDT Apr 1, 2026
Forecast Valid:
1am EDT Apr 2, 2026-6pm EDT Apr 8, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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