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

Strong Atmospheric River Bringing Heavy Rain to the Pacific Northwest; Areas of Snow in the North-Central and Eastern U.S.

A strong atmospheric river will bring prolonged heavy rainfall along with gusty winds to the Pacific Northwest through much of this week. The heavy rainfall may lead to widespread urban and river flooding. Accumulating snow is expected over parts of the central Appalachians and Mid-Atlantic today as well as the Upper Midwest and the Upper Great Lakes this evening into Tuesday. Read More >

Current conditions at

Hyannis, Barnstable Municipal-Boardman Airport (KHYA)

Lat: 41.67°NLon: 70.27°WElev: 49ft.

Fair

28°F

-2°C

Humidity 39%
Wind Speed N 13 G 26 mph
Barometer 30.13 in (1020.4 mb)
Dewpoint 6°F (-14°C)
Visibility 10.00 mi
Wind Chill17°F (-8°C)
Last update 8 Dec 12:56 pm EST
Extended Forecast for

Yarmouth MA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 31. North wind 14 to 16 mph, with gusts as high as 29 mph.

    High: 31 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 16. North wind 6 to 9 mph.

    Low: 16 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 35. Northwest wind 5 to 8 mph becoming southwest in the afternoon.

    High: 35 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow between 9pm and 11pm, then a chance of rain after 11pm. Cloudy, with a low around 31. South wind 11 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 31 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Wednesday

    Wednesday: A slight chance of rain before 7am, then a chance of rain after 11am. Mostly cloudy, with a high near 50. South wind 10 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

    High: 50 °F

    Slight Chance
    Rain then
    Chance Rain

  • Wednesday Night

    Wednesday Night: A chance of rain, mainly before 3am. Mostly cloudy, with a low around 34. Southwest wind 9 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

    Low: 34 °F

    Chance Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 44. West wind 10 to 13 mph, with gusts as high as 23 mph.

    High: 44 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 25. West wind around 10 mph, with gusts as high as 22 mph.

    Low: 25 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 37. West wind around 11 mph, with gusts as high as 22 mph.

    High: 37 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 31. North wind 14 to 16 mph, with gusts as high as 29 mph.
Tonight
Partly cloudy, with a low around 16. North wind 6 to 9 mph.
Tuesday
Sunny, with a high near 35. Northwest wind 5 to 8 mph becoming southwest in the afternoon.
Tuesday Night
A chance of snow between 9pm and 11pm, then a chance of rain after 11pm. Cloudy, with a low around 31. South wind 11 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Wednesday
A slight chance of rain before 7am, then a chance of rain after 11am. Mostly cloudy, with a high near 50. South wind 10 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Wednesday Night
A chance of rain, mainly before 3am. Mostly cloudy, with a low around 34. Southwest wind 9 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Thursday
Mostly sunny, with a high near 44. West wind 10 to 13 mph, with gusts as high as 23 mph.
Thursday Night
Partly cloudy, with a low around 25. West wind around 10 mph, with gusts as high as 22 mph.
Friday
Mostly sunny, with a high near 37. West wind around 11 mph, with gusts as high as 22 mph.
Friday Night
A chance of snow after midnight. Mostly cloudy, with a low around 26. West wind 6 to 8 mph. Chance of precipitation is 30%.
Saturday
A chance of rain and snow. Partly sunny, with a high near 39. West wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 22. West wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Sunday
A chance of snow. Mostly sunny, with a high near 34. West wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Yarmouth MA
 41.69°N 70.22°W (Elev. 33 ft)
Last Update:
12:46 pm EST Dec 8, 2025
Forecast Valid:
1pm EST Dec 8, 2025-6pm EST Dec 14, 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