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

41°F

5°C

Humidity 62%
Wind Speed S 6 mph
Barometer 30.12 in (1020.3 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 28 Feb 11:56 am EST
Extended Forecast for

Hyannis MA

  • This Afternoon

    This Afternoon: Sunny, with a high near 44. South wind around 8 mph.

    High: 44 °F

    Sunny

  • Tonight

    Tonight: Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 29. Light and variable wind becoming north 5 to 7 mph after midnight.

    Low: 29 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Snow, mainly after 3pm. Patchy fog before 2pm, then patchy fog after 4pm. High near 37. North wind 10 to 13 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    High: 37 °F

    Partly Sunny
    then Snow and
    Patchy Fog

  • Sunday Night

    Sunday Night: Snow likely, mainly before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 15. North wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 15 °F

    Snow Likely
    then Partly
    Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 24. Northwest wind 5 to 9 mph.

    High: 24 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 18. Light and variable wind.

    Low: 18 °F

    Mostly Clear

  • Tuesday

    Tuesday: A chance of rain after 3pm. Partly sunny, with a high near 40. South wind 6 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.

    High: 40 °F

    Mostly Sunny
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: Rain, mainly after 7pm. Low around 33. South wind 9 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 90%.

    Low: 33 °F

    Rain

  • Wednesday

    Wednesday: Rain likely, mainly before 9am. Partly sunny, with a high near 41. West wind 5 to 10 mph becoming north in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 70%.

    High: 41 °F

    Rain Likely
    then Chance
    Rain

Detailed Forecast

This Afternoon
Sunny, with a high near 44. South wind around 8 mph.
Tonight
Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 29. Light and variable wind becoming north 5 to 7 mph after midnight.
Sunday
Snow, mainly after 3pm. Patchy fog before 2pm, then patchy fog after 4pm. High near 37. North wind 10 to 13 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Sunday Night
Snow likely, mainly before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 15. North wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday
Mostly sunny, with a high near 24. Northwest wind 5 to 9 mph.
Monday Night
Mostly clear, with a low around 18. Light and variable wind.
Tuesday
A chance of rain after 3pm. Partly sunny, with a high near 40. South wind 6 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Tuesday Night
Rain, mainly after 7pm. Low around 33. South wind 9 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 90%.
Wednesday
Rain likely, mainly before 9am. Partly sunny, with a high near 41. West wind 5 to 10 mph becoming north in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 70%.
Wednesday Night
Mostly cloudy, with a low around 31. Light and variable wind becoming south around 5 mph after midnight.
Thursday
A chance of rain. Mostly cloudy, with a high near 43. South wind 5 to 9 mph. Chance of precipitation is 40%.
Thursday Night
A chance of rain. Cloudy, with a low around 35. South wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Friday
A chance of rain. Cloudy, with a high near 43. South wind 8 to 11 mph becoming west in the afternoon. Chance of precipitation is 40%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hyannis MA
 41.66°N 70.29°W (Elev. 39 ft)
Last Update:
5:15 am EST Feb 28, 2026
Forecast Valid:
12pm EST Feb 28, 2026-6pm EST Mar 6, 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