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

Hyannis, Barnstable Municipal-Boardman Airport (KHYA)

Lat: 41.67°NLon: 70.27°WElev: 49ft.

Fair

15°F

-9°C

Humidity 59%
Wind Speed W 5 mph
Barometer 30.47 in (1032.1 mb)
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Wind Chill7°F (-14°C)
Last update 21 Jan 2:56 am EST
Extended Forecast for

Yarmouth MA

  • Overnight

    Overnight: Mostly clear, with a low around 16. West wind around 6 mph.

    Low: 16 °F

    Mostly Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 33. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 33 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: A slight chance of snow before 10pm, then a chance of rain between 10pm and 4am. Cloudy, with a temperature rising to around 39 by midnight. South wind around 9 mph, with gusts as high as 22 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 31 °F⇑

    Chance
    Rain/Snow
    then Chance
    Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 43. Southwest wind 9 to 13 mph, with gusts as high as 25 mph.

    High: 43 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 25. West wind 6 to 8 mph, with gusts as high as 20 mph.

    Low: 25 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 34. West wind 7 to 11 mph, with gusts as high as 26 mph.

    High: 34 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 8. West wind 10 to 13 mph, with gusts as high as 30 mph.

    Low: 8 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 18. Northwest wind 10 to 13 mph, with gusts as high as 29 mph.

    High: 18 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of snow after 4am. Mostly cloudy, with a low around 10. Northwest wind 6 to 8 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 10 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Overnight
Mostly clear, with a low around 16. West wind around 6 mph.
Wednesday
Increasing clouds, with a high near 33. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
A slight chance of snow before 10pm, then a chance of rain between 10pm and 4am. Cloudy, with a temperature rising to around 39 by midnight. South wind around 9 mph, with gusts as high as 22 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Thursday
Mostly sunny, with a high near 43. Southwest wind 9 to 13 mph, with gusts as high as 25 mph.
Thursday Night
Partly cloudy, with a low around 25. West wind 6 to 8 mph, with gusts as high as 20 mph.
Friday
Partly sunny, with a high near 34. West wind 7 to 11 mph, with gusts as high as 26 mph.
Friday Night
Mostly cloudy, with a low around 8. West wind 10 to 13 mph, with gusts as high as 30 mph.
Saturday
Partly sunny, with a high near 18. Northwest wind 10 to 13 mph, with gusts as high as 29 mph.
Saturday Night
A chance of snow after 4am. Mostly cloudy, with a low around 10. Northwest wind 6 to 8 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Sunday
Snow likely, mainly after 11am. Cloudy, with a high near 26. Northeast wind 6 to 10 mph. Chance of precipitation is 60%.
Sunday Night
Snow likely. Cloudy, with a low around 19. Northeast wind around 8 mph. Chance of precipitation is 60%.
Monday
Snow likely. Mostly cloudy, with a high near 29. Northeast wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Monday Night
A chance of snow. Mostly cloudy, with a low around 14. Northwest wind around 9 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Tuesday
Sunny, with a high near 26. West wind 9 to 11 mph, with gusts as high as 21 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Yarmouth MA
 41.69°N 70.22°W (Elev. 33 ft)
Last Update:
1:15 am EST Jan 21, 2026
Forecast Valid:
3am EST Jan 21, 2026-6pm EST Jan 27, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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