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

22°F

-6°C

Humidity 44%
Wind Speed Calm
Barometer 30.00 in (1015.9 mb)
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Last update 28 Jan 12:56 pm EST
Extended Forecast for

Dennis MA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 23. West wind 7 to 10 mph.

    High: 23 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 16. Northwest wind 7 to 10 mph.

    Low: 16 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of snow before noon. Mostly sunny, with a high near 24. Northwest wind around 15 mph. Chance of precipitation is 20%.

    High: 24 °F

    Slight Chance
    Snow then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 12. Wind chill values as low as -1. West wind 15 to 17 mph, with gusts as high as 28 mph.

    Low: 12 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 19. West wind 14 to 17 mph, with gusts as high as 28 mph.

    High: 19 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 10. West wind 9 to 14 mph.

    Low: 10 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 29. West wind 6 to 8 mph.

    High: 29 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of snow after 3am. Mostly cloudy, with a low around 20. Blustery, with a northeast wind 7 to 12 mph increasing to 17 to 22 mph after midnight. Chance of precipitation is 30%.

    Low: 20 °F

    Mostly Cloudy
    then Chance
    Snow and
    Blustery

  • Sunday

    Sunday: Snow likely, mainly after 2pm. The snow could be heavy at times. Cloudy, with a high near 33. Windy, with a northeast wind 26 to 31 mph, with gusts as high as 41 mph. Chance of precipitation is 60%.

    High: 33 °F

    Heavy Snow
    and Windy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 23. West wind 7 to 10 mph.
Tonight
Mostly cloudy, with a low around 16. Northwest wind 7 to 10 mph.
Thursday
A slight chance of snow before noon. Mostly sunny, with a high near 24. Northwest wind around 15 mph. Chance of precipitation is 20%.
Thursday Night
Mostly clear, with a low around 12. Wind chill values as low as -1. West wind 15 to 17 mph, with gusts as high as 28 mph.
Friday
Sunny, with a high near 19. West wind 14 to 17 mph, with gusts as high as 28 mph.
Friday Night
Partly cloudy, with a low around 10. West wind 9 to 14 mph.
Saturday
Mostly sunny, with a high near 29. West wind 6 to 8 mph.
Saturday Night
A chance of snow after 3am. Mostly cloudy, with a low around 20. Blustery, with a northeast wind 7 to 12 mph increasing to 17 to 22 mph after midnight. Chance of precipitation is 30%.
Sunday
Snow likely, mainly after 2pm. The snow could be heavy at times. Cloudy, with a high near 33. Windy, with a northeast wind 26 to 31 mph, with gusts as high as 41 mph. Chance of precipitation is 60%.
Sunday Night
A chance of snow. The snow could be heavy at times. Mostly cloudy, with a low around 23. Windy, with a north wind 25 to 30 mph. Chance of precipitation is 50%.
Monday
Mostly sunny, with a high near 33. Breezy, with a northwest wind 15 to 23 mph.
Monday Night
Partly cloudy, with a low around 22. Northwest wind around 15 mph.
Tuesday
Mostly sunny, with a high near 32. Northwest wind 10 to 13 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Dennis MA
 41.74°N 70.21°W (Elev. 30 ft)
Last Update:
6:46 am EST Jan 28, 2026
Forecast Valid:
1pm EST Jan 28, 2026-6pm EST Feb 3, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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