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

34°F

1°C

Humidity 46%
Wind Speed W 15 G 32 mph
Barometer 30.02 in (1016.8 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 12 Jan 9:56 am EST
Extended Forecast for

Dennis MA

  • Today

    Today: Mostly sunny, with a high near 38. Breezy, with a west wind 14 to 21 mph.

    High: 38 °F

    Mostly Sunny
    and Breezy
    then Mostly
    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 31. West wind around 10 mph.

    Low: 31 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 42. West wind around 10 mph.

    High: 42 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 36. South wind 10 to 15 mph.

    Low: 36 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 45. Southwest wind 10 to 15 mph.

    High: 45 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A chance of rain, mainly after 8pm. Cloudy, with a low around 36. Southwest wind 5 to 7 mph. Chance of precipitation is 40%.

    Low: 36 °F

    Chance Rain

  • Thursday

    Thursday: A chance of rain. Mostly cloudy, with a high near 43. Southwest wind 6 to 10 mph. Chance of precipitation is 40%.

    High: 43 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A chance of rain before 2am, then snow likely. Mostly cloudy, with a low around 26. North wind 9 to 17 mph. Chance of precipitation is 60%.

    Low: 26 °F

    Chance Rain
    then
    Rain/Snow
    Likely

  • Friday

    Friday: Snow likely, mainly before 7am. Partly sunny, with a high near 35. North wind 14 to 18 mph. Chance of precipitation is 60%.

    High: 35 °F

    Snow Likely
    then Chance
    Snow

Detailed Forecast

Today
Mostly sunny, with a high near 38. Breezy, with a west wind 14 to 21 mph.
Tonight
Partly cloudy, with a low around 31. West wind around 10 mph.
Tuesday
Sunny, with a high near 42. West wind around 10 mph.
Tuesday Night
Mostly cloudy, with a low around 36. South wind 10 to 15 mph.
Wednesday
Mostly cloudy, with a high near 45. Southwest wind 10 to 15 mph.
Wednesday Night
A chance of rain, mainly after 8pm. Cloudy, with a low around 36. Southwest wind 5 to 7 mph. Chance of precipitation is 40%.
Thursday
A chance of rain. Mostly cloudy, with a high near 43. Southwest wind 6 to 10 mph. Chance of precipitation is 40%.
Thursday Night
A chance of rain before 2am, then snow likely. Mostly cloudy, with a low around 26. North wind 9 to 17 mph. Chance of precipitation is 60%.
Friday
Snow likely, mainly before 7am. Partly sunny, with a high near 35. North wind 14 to 18 mph. Chance of precipitation is 60%.
Friday Night
Mostly cloudy, with a low around 25. West wind around 10 mph.
Saturday
Mostly sunny, with a high near 39. South wind 8 to 11 mph.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 31. South wind around 9 mph. Chance of precipitation is 30%.
Sunday
A chance of rain. Partly sunny, with a high near 39. South wind 9 to 14 mph. Chance of precipitation is 40%.
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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:
5:32 am EST Jan 12, 2026
Forecast Valid:
10am EST Jan 12, 2026-6pm EST Jan 18, 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