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.

Fog/Mist

40°F

4°C

Humidity 100%
Wind Speed SW 13 G 20 mph
Barometer 30.08 in (1018.7 mb)
Dewpoint 40°F (4°C)
Visibility 0.75 mi
Wind Chill32°F (0°C)
Last update 7 Mar 1:56 pm EST
Extended Forecast for

Hyannis MA

  • This Afternoon

    This Afternoon: Patchy fog before 4pm. Otherwise, cloudy, with a high near 46. Southwest wind around 11 mph, with gusts as high as 21 mph.

    High: 46 °F

    Patchy Fog

  • Tonight

    Tonight: A chance of rain after 8pm. Patchy fog. Otherwise, cloudy, with a low around 38. Southwest wind 10 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Chance Rain
    and Patchy
    Fog

  • Sunday

    Sunday: A chance of rain, mainly before 4pm. Patchy fog between 9am and 11am. Otherwise, cloudy, with a high near 51. Southwest wind 8 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 51 °F

    Chance Rain
    and Patchy
    Fog

  • Sunday Night

    Sunday Night: Patchy fog before 7pm. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 34. Southwest wind around 6 mph.

    Low: 34 °F

    Patchy Fog
    then Mostly
    Clear

  • Monday

    Monday: Sunny, with a high near 47. Southwest wind 5 to 10 mph.

    High: 47 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 37. Southwest wind 6 to 8 mph.

    Low: 37 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 49. Southwest wind 6 to 8 mph.

    High: 49 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 38. Southwest wind around 7 mph.

    Low: 38 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of rain after 10am. Cloudy, with a high near 48. South wind 8 to 13 mph. Chance of precipitation is 30%.

    High: 48 °F

    Chance Rain

Detailed Forecast

This Afternoon
Patchy fog before 4pm. Otherwise, cloudy, with a high near 46. Southwest wind around 11 mph, with gusts as high as 21 mph.
Tonight
A chance of rain after 8pm. Patchy fog. Otherwise, cloudy, with a low around 38. Southwest wind 10 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A chance of rain, mainly before 4pm. Patchy fog between 9am and 11am. Otherwise, cloudy, with a high near 51. Southwest wind 8 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Patchy fog before 7pm. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 34. Southwest wind around 6 mph.
Monday
Sunny, with a high near 47. Southwest wind 5 to 10 mph.
Monday Night
Partly cloudy, with a low around 37. Southwest wind 6 to 8 mph.
Tuesday
Partly sunny, with a high near 49. Southwest wind 6 to 8 mph.
Tuesday Night
Mostly cloudy, with a low around 38. Southwest wind around 7 mph.
Wednesday
A chance of rain after 10am. Cloudy, with a high near 48. South wind 8 to 13 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of rain. Cloudy, with a low around 38. Southwest wind 14 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 40%.
Thursday
Rain likely. Mostly cloudy, with a high near 47. Southwest wind around 17 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.
Thursday Night
Partly cloudy, with a low around 26. West wind 14 to 17 mph.
Friday
Partly sunny, with a high near 39. West wind 11 to 13 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hyannis MA
 41.64°N 70.29°W (Elev. 10 ft)
Last Update:
7:57 am EST Mar 7, 2026
Forecast Valid:
2pm EST Mar 7, 2026-6pm EDT Mar 13, 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