National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Pease Air Force Base / Portsmouth (KPSM)

Lat: 43.08°NLon: 70.82°WElev: 102ft.

Overcast

34°F

1°C

Humidity 70%
Wind Speed NE 12 mph
Barometer 29.95 in (1014.6 mb)
Dewpoint 25°F (-4°C)
Visibility 8.00 mi
Wind Chill25°F (-4°C)
Last update 22 Feb 9:55 pm EST
Extended Forecast for

New Castle NH

Blizzard Warning February 23, 12:00am until February 23, 10:00pm
Coastal Flood Warning February 23, 01:00pm until February 23, 06:00pm
Click here for hazard details and duration
Blizzard Warning
Coastal Flood Warning

  • Tonight

    Tonight: Snow, mainly after 1am. Low around 22. Windy, with a northeast wind 15 to 20 mph increasing to 25 to 30 mph after midnight. Winds could gust as high as 45 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of 1 to 2 inches possible.

    Low: 22 °F

    Chance Snow
    and Blustery
    then Snow and
    Windy

  • Monday

    Monday: Snow. The snow could be heavy at times. Widespread blowing snow, mainly after noon. High near 30. Windy, with a northeast wind around 30 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.

    High: 30 °F

    Heavy Snow
    and Blowing
    Snow

  • Monday Night

    Monday Night: Snow likely, mainly before 11pm. Patchy blowing snow before 10pm. Cloudy, then gradually becoming partly cloudy, with a low around 19. Blustery, with a northwest wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    Low: 19 °F

    Snow Likely
    and Patchy
    Blowing Snow

  • Tuesday

    Tuesday: Mostly sunny, with a high near 31. West wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 31 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 12. West wind around 5 mph.

    Low: 12 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Snow, mainly before 5pm. High near 36. Chance of precipitation is 80%.

    High: 36 °F

    Snow

  • Wednesday Night

    Wednesday Night: A 40 percent chance of snow before 9pm. Partly cloudy, with a low around 23.

    Low: 23 °F

    Chance Snow
    then Partly
    Cloudy

  • Thursday

    Thursday: A chance of snow after 2pm, mixing with rain after 4pm. Mostly sunny, with a high near 39. Chance of precipitation is 40%.

    High: 39 °F

    Mostly Sunny
    then Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: Rain and snow likely, mainly after 8pm. Mostly cloudy, with a low around 27. Chance of precipitation is 70%.

    Low: 27 °F

    Rain/Snow
    Likely

Detailed Forecast

Tonight
Snow, mainly after 1am. Low around 22. Windy, with a northeast wind 15 to 20 mph increasing to 25 to 30 mph after midnight. Winds could gust as high as 45 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of 1 to 2 inches possible.
Monday
Snow. The snow could be heavy at times. Widespread blowing snow, mainly after noon. High near 30. Windy, with a northeast wind around 30 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.
Monday Night
Snow likely, mainly before 11pm. Patchy blowing snow before 10pm. Cloudy, then gradually becoming partly cloudy, with a low around 19. Blustery, with a northwest wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Tuesday
Mostly sunny, with a high near 31. West wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around 12. West wind around 5 mph.
Wednesday
Snow, mainly before 5pm. High near 36. Chance of precipitation is 80%.
Wednesday Night
A 40 percent chance of snow before 9pm. Partly cloudy, with a low around 23.
Thursday
A chance of snow after 2pm, mixing with rain after 4pm. Mostly sunny, with a high near 39. Chance of precipitation is 40%.
Thursday Night
Rain and snow likely, mainly after 8pm. Mostly cloudy, with a low around 27. Chance of precipitation is 70%.
Friday
A chance of rain and snow before 10am, then a chance of snow between 10am and 11am. Partly sunny, with a high near 41. Chance of precipitation is 40%.
Friday Night
Mostly clear, with a low around 20.
Saturday
Mostly sunny, with a high near 43.
Saturday Night
Partly cloudy, with a low around 29.
Sunday
Partly sunny, with a high near 43.
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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:
5:50 pm EST Feb 22, 2026
Forecast Valid:
9pm EST Feb 22, 2026-6pm EST Mar 1, 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