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.

Overcast

17°F

-8°C

Humidity 64%
Wind Speed NW 9 mph
Barometer 29.88 in (1012.0 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Wind Chill6°F (-14°C)
Last update 29 Jan 3:56 am EST
Extended Forecast for

Dennis MA

  • Today

    Today: A slight chance of snow before 11am. Partly sunny, with a high near 24. Northwest wind 13 to 16 mph. Chance of precipitation is 20%.

    High: 24 °F

    Slight Chance
    Snow then
    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 9. Wind chill values as low as -6. West wind 15 to 18 mph.

    Low: 9 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 18. Wind chill values as low as -8. Breezy, with a west wind 14 to 20 mph.

    High: 18 °F

    Sunny and
    Breezy then
    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 9. Wind chill values as low as -3. West wind 10 to 14 mph.

    Low: 9 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 27. West wind 6 to 9 mph.

    High: 27 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of snow, mainly after 1am. Mostly cloudy, with a low around 19. Blustery, with a northeast wind 6 to 11 mph increasing to 17 to 22 mph after midnight. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    Low: 19 °F

    Chance Snow
    and Blustery

  • Sunday

    Sunday: Snow likely. The snow could be heavy at times. Cloudy, with a high near 31. Windy, with a northeast wind 26 to 31 mph increasing to 32 to 37 mph in the afternoon. Winds could gust as high as 48 mph. Chance of precipitation is 70%.

    High: 31 °F

    Heavy Snow
    and Windy

  • Sunday Night

    Sunday Night: Snow likely, mainly before midnight. Cloudy, with a low around 23. Windy, with a north wind 32 to 37 mph decreasing to 26 to 31 mph after midnight. Winds could gust as high as 47 mph. Chance of precipitation is 70%.

    Low: 23 °F

    Snow Likely
    and Windy

  • Monday

    Monday: Partly sunny, with a high near 33. Breezy, with a northwest wind 14 to 23 mph.

    High: 33 °F

    Mostly Cloudy
    and Breezy
    then Partly
    Sunny

Detailed Forecast

Today
A slight chance of snow before 11am. Partly sunny, with a high near 24. Northwest wind 13 to 16 mph. Chance of precipitation is 20%.
Tonight
Partly cloudy, with a low around 9. Wind chill values as low as -6. West wind 15 to 18 mph.
Friday
Mostly sunny, with a high near 18. Wind chill values as low as -8. Breezy, with a west wind 14 to 20 mph.
Friday Night
Partly cloudy, with a low around 9. Wind chill values as low as -3. West wind 10 to 14 mph.
Saturday
Mostly sunny, with a high near 27. West wind 6 to 9 mph.
Saturday Night
A chance of snow, mainly after 1am. Mostly cloudy, with a low around 19. Blustery, with a northeast wind 6 to 11 mph increasing to 17 to 22 mph after midnight. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Sunday
Snow likely. The snow could be heavy at times. Cloudy, with a high near 31. Windy, with a northeast wind 26 to 31 mph increasing to 32 to 37 mph in the afternoon. Winds could gust as high as 48 mph. Chance of precipitation is 70%.
Sunday Night
Snow likely, mainly before midnight. Cloudy, with a low around 23. Windy, with a north wind 32 to 37 mph decreasing to 26 to 31 mph after midnight. Winds could gust as high as 47 mph. Chance of precipitation is 70%.
Monday
Partly sunny, with a high near 33. Breezy, with a northwest wind 14 to 23 mph.
Monday Night
Partly cloudy, with a low around 23. Northwest wind 10 to 13 mph.
Tuesday
Mostly sunny, with a high near 33. West wind 9 to 11 mph.
Tuesday Night
Mostly cloudy, with a low around 22. Northwest wind 8 to 10 mph.
Wednesday
Partly sunny, with a high near 31. Northwest wind 8 to 11 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Dennis MA
 41.74°N 70.21°W (Elev. 30 ft)
Last Update:
3:45 am EST Jan 29, 2026
Forecast Valid:
4am EST Jan 29, 2026-6pm EST Feb 4, 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