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

Boston, Logan International Airport (KBOS)

Lat: 42.36°NLon: 71.01°WElev: 20ft.

A Few Clouds

17°F

-8°C

Humidity 45%
Wind Speed NW 10 mph
Barometer 30.24 in (1023.9 mb)
Dewpoint -1°F (-18°C)
Visibility 10.00 mi
Wind Chill5°F (-15°C)
Last update 9 Dec 12:54 am EST
Extended Forecast for

Scituate MA

  • Overnight

    Overnight: Mostly clear, with a low around 14. Calm wind.

    Low: 14 °F

    Mostly Clear

  • Tuesday

    Tuesday: Increasing clouds, with a high near 32. Light and variable wind.

    High: 32 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: A chance of snow after 8pm, mixing with rain after 3am. Cloudy, with a low around 26. South wind 3 to 5 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 26 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Wednesday

    Wednesday: Rain likely, mainly after 3pm. Mostly cloudy, with a high near 48. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 48 °F

    Chance Rain
    then Rain
    Likely

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before 3am. Mostly cloudy, with a low around 32. Southwest wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.

    Low: 32 °F

    Rain Likely

  • Thursday

    Thursday: Mostly sunny, with a high near 42. West wind 9 to 11 mph, with gusts as high as 22 mph.

    High: 42 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 22. West wind around 10 mph, with gusts as high as 22 mph.

    Low: 22 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 35. West wind 9 to 11 mph, with gusts as high as 22 mph.

    High: 35 °F

    Sunny

  • Friday Night

    Friday Night: A chance of snow after 2am. Partly cloudy, with a low around 23. West wind around 7 mph. Chance of precipitation is 30%.

    Low: 23 °F

    Partly Cloudy
    then Chance
    Snow

Detailed Forecast

Overnight
Mostly clear, with a low around 14. Calm wind.
Tuesday
Increasing clouds, with a high near 32. Light and variable wind.
Tuesday Night
A chance of snow after 8pm, mixing with rain after 3am. Cloudy, with a low around 26. South wind 3 to 5 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Wednesday
Rain likely, mainly after 3pm. Mostly cloudy, with a high near 48. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain likely, mainly before 3am. Mostly cloudy, with a low around 32. Southwest wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.
Thursday
Mostly sunny, with a high near 42. West wind 9 to 11 mph, with gusts as high as 22 mph.
Thursday Night
Partly cloudy, with a low around 22. West wind around 10 mph, with gusts as high as 22 mph.
Friday
Sunny, with a high near 35. West wind 9 to 11 mph, with gusts as high as 22 mph.
Friday Night
A chance of snow after 2am. Partly cloudy, with a low around 23. West wind around 7 mph. Chance of precipitation is 30%.
Saturday
A chance of snow. Partly sunny, with a high near 37. West wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Saturday Night
Partly cloudy, with a low around 20. West wind around 10 mph, with gusts as high as 22 mph.
Sunday
Mostly sunny, with a high near 32. West wind around 11 mph, with gusts as high as 22 mph.
Sunday Night
Mostly clear, with a low around 16. Northwest wind around 10 mph, with gusts as high as 22 mph.
Monday
Sunny, with a high near 31. Northwest wind 8 to 10 mph, with gusts as high as 20 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Scituate MA
 42.19°N 70.75°W (Elev. 49 ft)
Last Update:
9:58 pm EST Dec 8, 2025
Forecast Valid:
1am 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