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

20°F

-7°C

Humidity 81%
Wind Speed Calm
Barometer 30.38 in (1028.8 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Last update 19 Mar 1:56 am EDT
Extended Forecast for

Yarmouth MA

  • Overnight

    Overnight: Mostly cloudy, with a low around 23. Calm wind.

    Low: 23 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 39. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 39 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 31. Light southwest wind.

    Low: 31 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 45. Southwest wind 3 to 6 mph.

    High: 45 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of rain, mainly after 2am. Mostly cloudy, with a low around 37. South wind 5 to 7 mph. Chance of precipitation is 40%.

    Low: 37 °F

    Mostly Cloudy
    then Chance
    Rain

  • Saturday

    Saturday: A chance of rain, mainly before 2pm. Mostly cloudy, with a high near 48. South wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.

    High: 48 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 36. Southwest wind around 7 mph.

    Low: 36 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain after 10am. Mostly cloudy, with a high near 48. Southwest wind 8 to 11 mph. Chance of precipitation is 30%.

    High: 48 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A chance of rain before 2am, then a chance of rain and snow. Mostly cloudy, with a low around 32. Northwest wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 32 °F

    Chance Rain
    then Chance
    Rain/Snow

Detailed Forecast

Overnight
Mostly cloudy, with a low around 23. Calm wind.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 39. Calm wind becoming southeast around 6 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 31. Light southwest wind.
Friday
Mostly sunny, with a high near 45. Southwest wind 3 to 6 mph.
Friday Night
A chance of rain, mainly after 2am. Mostly cloudy, with a low around 37. South wind 5 to 7 mph. Chance of precipitation is 40%.
Saturday
A chance of rain, mainly before 2pm. Mostly cloudy, with a high near 48. South wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Saturday Night
Mostly cloudy, with a low around 36. Southwest wind around 7 mph.
Sunday
A chance of rain after 10am. Mostly cloudy, with a high near 48. Southwest wind 8 to 11 mph. Chance of precipitation is 30%.
Sunday Night
A chance of rain before 2am, then a chance of rain and snow. Mostly cloudy, with a low around 32. Northwest wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 41. North wind 11 to 13 mph.
Monday Night
Partly cloudy, with a low around 29. North wind around 9 mph.
Tuesday
Mostly sunny, with a high near 38. North wind 8 to 10 mph becoming southwest in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 29. West wind around 8 mph.
Wednesday
Partly sunny, with a high near 44. West wind 8 to 10 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Yarmouth MA
 41.69°N 70.22°W (Elev. 33 ft)
Last Update:
6:12 pm EDT Mar 18, 2026
Forecast Valid:
2am EDT Mar 19, 2026-6pm EDT Mar 25, 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