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.

Showers in Vicinity Fog

37°F

3°C

Humidity 96%
Wind Speed NW 5 mph
Barometer 29.90 in (1012.8 mb)
Dewpoint 36°F (2°C)
Visibility 0.50 mi
Wind Chill33°F (1°C)
Last update 31 Mar 3:55 am EDT
Extended Forecast for

New Castle NH

  • Overnight

    Overnight: A 50 percent chance of rain. Areas of fog. Otherwise, cloudy, with a low around 39. Southeast wind around 5 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 39 °F

    Chance Rain
    and Areas Fog

  • Monday

    Monday: A 30 percent chance of rain between 8am and 10am. Areas of fog before noon. Otherwise, cloudy, with a high near 59. South wind 5 to 15 mph, with gusts as high as 25 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 59 °F

    Chance Rain
    and Areas Fog
    then Cloudy

  • Monday Night

    Monday Night: Rain and possibly a thunderstorm before 4am, then showers likely, mainly between 4am and 5am. Patchy fog before 1am. Low around 41. South wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 41 °F

    Showers and
    Patchy Fog

  • Tuesday

    Tuesday: A 30 percent chance of showers before 8am. Cloudy through mid morning, then gradual clearing, with a high near 48. Northwest wind around 15 mph, with gusts as high as 25 mph.

    High: 48 °F

    Chance
    Showers then
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 27. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 27 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of snow before 2am, then rain and snow likely. Mostly cloudy, with a low around 34. Chance of precipitation is 70%.

    Low: 34 °F

    Chance Snow
    then
    Rain/Snow
    Likely

  • Thursday

    Thursday: Rain, mainly before 2pm, then scattered showers after 2pm. High near 59. Chance of precipitation is 80%.

    High: 59 °F

    Rain

  • Thursday Night

    Thursday Night: Scattered showers, mainly after 2am. Mostly cloudy, with a low around 47. Chance of precipitation is 30%.

    Low: 47 °F

    Scattered
    Showers

Detailed Forecast

Overnight
A 50 percent chance of rain. Areas of fog. Otherwise, cloudy, with a low around 39. Southeast wind around 5 mph. New precipitation amounts of less than a tenth of an inch possible.
Monday
A 30 percent chance of rain between 8am and 10am. Areas of fog before noon. Otherwise, cloudy, with a high near 59. South wind 5 to 15 mph, with gusts as high as 25 mph. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Rain and possibly a thunderstorm before 4am, then showers likely, mainly between 4am and 5am. Patchy fog before 1am. Low around 41. South wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
A 30 percent chance of showers before 8am. Cloudy through mid morning, then gradual clearing, with a high near 48. Northwest wind around 15 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly clear, with a low around 27. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
Mostly sunny, with a high near 41.
Wednesday Night
A chance of snow before 2am, then rain and snow likely. Mostly cloudy, with a low around 34. Chance of precipitation is 70%.
Thursday
Rain, mainly before 2pm, then scattered showers after 2pm. High near 59. Chance of precipitation is 80%.
Thursday Night
Scattered showers, mainly after 2am. Mostly cloudy, with a low around 47. Chance of precipitation is 30%.
Friday
Scattered showers, mainly before 8am. Mostly cloudy, with a high near 58. Chance of precipitation is 30%.
Friday Night
Mostly cloudy, with a low around 37.
Saturday
Mostly cloudy, with a high near 47.
Saturday Night
Scattered showers. Mostly cloudy, with a low around 36. Chance of precipitation is 50%.
Sunday
Rain likely. Mostly cloudy, with a high near 46. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
New Castle NH
 43.04°N 70.72°W (Elev. 3 ft)
Last Update:
3:04 am EDT Mar 31, 2025
Forecast Valid:
4am EDT Mar 31, 2025-6pm EDT Apr 6, 2025
 
Forecast Discussion
 
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Additional Resources

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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