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

Prolonged Atmospheric River in the Northwest; Snow in the North-Central US

A prolonged atmospheric river will bring heavy rainfall which may lead to widespread urban and river flooding, heavy mountain snow, along with gusty winds to the Pacific Northwest into the northern Rockies through much of the week. A clipper will bring a period of snow across the upper Midwest and the Great Lakes into Tuesday, before a stronger system bring more wintry impacts. Read More >

Current conditions at

Nashua - Boire Field Airport (KASH)

Lat: 42.78°NLon: 71.51°WElev: 180ft.

Fair

-3°F

-19°C

Humidity 79%
Wind Speed Calm
Barometer 30.22 in (1023.7 mb)
Dewpoint -8°F (-22°C)
Visibility 10.00 mi
Last update 9 Dec 4:56 am EST
Extended Forecast for

Pepperell MA

  • Today

    Today: Increasing clouds, with a high near 29. Wind chill values as low as -5. Calm wind.

    High: 29 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A chance of snow showers, mainly before midnight. Mostly cloudy, with a low around 18. South wind 3 to 6 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 18 °F

    Chance Snow
    Showers

  • Wednesday

    Wednesday: Rain, mainly after 3pm. High near 42. South wind 5 to 8 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts of less than a tenth of an inch possible.

    High: 42 °F

    Mostly Cloudy
    then Rain

  • Wednesday Night

    Wednesday Night: Rain likely before 10pm, then a chance of showers between 10pm and 4am. Mostly cloudy, with a low around 28. Southwest wind 7 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 28 °F

    Rain Likely
    then Chance
    Showers

  • Thursday

    Thursday: A slight chance of snow showers. Mostly sunny, with a high near 32. West wind 14 to 17 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.

    High: 32 °F

    Slight Chance
    Snow Showers

  • Thursday Night

    Thursday Night: A slight chance of snow showers before 3am. Partly cloudy, with a low around 18. West wind 12 to 17 mph decreasing to 6 to 11 mph in the evening. Chance of precipitation is 20%.

    Low: 18 °F

    Slight Chance
    Snow Showers

  • Friday

    Friday: Sunny, with a high near 31. West wind 8 to 11 mph, with gusts as high as 25 mph.

    High: 31 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 18. West wind around 5 mph becoming calm in the evening.

    Low: 18 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 35. Calm wind becoming west 5 to 8 mph in the morning. Winds could gust as high as 21 mph.

    High: 35 °F

    Partly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 29. Wind chill values as low as -5. Calm wind.
Tonight
A chance of snow showers, mainly before midnight. Mostly cloudy, with a low around 18. South wind 3 to 6 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Wednesday
Rain, mainly after 3pm. High near 42. South wind 5 to 8 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain likely before 10pm, then a chance of showers between 10pm and 4am. Mostly cloudy, with a low around 28. Southwest wind 7 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A slight chance of snow showers. Mostly sunny, with a high near 32. West wind 14 to 17 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.
Thursday Night
A slight chance of snow showers before 3am. Partly cloudy, with a low around 18. West wind 12 to 17 mph decreasing to 6 to 11 mph in the evening. Chance of precipitation is 20%.
Friday
Sunny, with a high near 31. West wind 8 to 11 mph, with gusts as high as 25 mph.
Friday Night
Partly cloudy, with a low around 18. West wind around 5 mph becoming calm in the evening.
Saturday
Partly sunny, with a high near 35. Calm wind becoming west 5 to 8 mph in the morning. Winds could gust as high as 21 mph.
Saturday Night
A chance of snow after 10pm. Mostly cloudy, with a low around 20. West wind around 6 mph. Chance of precipitation is 40%.
Sunday
A chance of snow. Mostly cloudy, with a high near 30. Northwest wind 6 to 9 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Sunday Night
Partly cloudy, with a low around 10. Northwest wind around 6 mph.
Monday
Mostly sunny, with a high near 24. Northwest wind 6 to 8 mph, with gusts as high as 20 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Pepperell MA
 42.67°N 71.59°W (Elev. 299 ft)
Last Update:
5:02 am EST Dec 9, 2025
Forecast Valid:
5am EST Dec 9, 2025-6pm EST Dec 15, 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