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

48°F

9°C

Humidity 73%
Wind Speed W 8 mph
Barometer 29.77 in (1008.4 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 20 May 1:55 am EDT
Extended Forecast for

New Castle NH

  • Overnight

    Overnight: Mostly cloudy, with a low around 47. Northwest wind around 10 mph.

    Low: 47 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 56. North wind around 10 mph, with gusts as high as 20 mph.

    High: 56 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 46. Northeast wind 5 to 10 mph.

    Low: 46 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 54. East wind 5 to 10 mph.

    High: 54 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers after 2am. Cloudy, with a low around 45. East wind around 5 mph.

    Low: 45 °F

    Cloudy then
    Chance
    Showers

  • Thursday

    Thursday: Rain, mainly after 2pm. High near 52. Chance of precipitation is 80%.

    High: 52 °F

    Chance Rain
    then Rain

  • Thursday Night

    Thursday Night: Rain. Low around 44. Chance of precipitation is 80%.

    Low: 44 °F

    Rain

  • Friday

    Friday: Rain likely, mainly before 8am. Mostly cloudy, with a high near 54. Chance of precipitation is 60%.

    High: 54 °F

    Rain Likely

  • Friday Night

    Friday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Chance
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 47. Northwest wind around 10 mph.
Tuesday
A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 56. North wind around 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly cloudy, with a low around 46. Northeast wind 5 to 10 mph.
Wednesday
Mostly cloudy, with a high near 54. East wind 5 to 10 mph.
Wednesday Night
A 30 percent chance of showers after 2am. Cloudy, with a low around 45. East wind around 5 mph.
Thursday
Rain, mainly after 2pm. High near 52. Chance of precipitation is 80%.
Thursday Night
Rain. Low around 44. Chance of precipitation is 80%.
Friday
Rain likely, mainly before 8am. Mostly cloudy, with a high near 54. Chance of precipitation is 60%.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 44.
Saturday
A 50 percent chance of showers. Mostly cloudy, with a high near 57.
Saturday Night
Mostly cloudy, with a low around 45.
Sunday
Mostly sunny, with a high near 64.
Sunday Night
Partly cloudy, with a low around 47.
Memorial Day
Mostly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
New Castle NH
 43.07°N 70.75°W (Elev. 3 ft)
Last Update:
10:26 pm EDT May 19, 2025
Forecast Valid:
2am EDT May 20, 2025-6pm EDT May 26, 2025
 
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