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.

Partly Cloudy and Breezy

43°F

6°C

Humidity 65%
Wind Speed SW 21 G 31 mph
Barometer 29.66 in (1004.3 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 17 Mar 10:56 am EDT
Extended Forecast for

Dennis MA

  • Today

    Today: Mostly sunny, with a high near 41. Breezy, with a west wind 16 to 20 mph, with gusts as high as 33 mph.

    High: 41 °F

    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: Partly cloudy, with a low around 24. West wind 11 to 13 mph.

    Low: 24 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 35. Northwest wind 5 to 10 mph.

    High: 35 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 27. South wind around 5 mph becoming calm in the evening.

    Low: 27 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 40. South wind 3 to 8 mph.

    High: 40 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 31. Southwest wind around 5 mph.

    Low: 31 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 44. South wind 6 to 8 mph.

    High: 44 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 35. Southwest wind around 9 mph.

    Low: 35 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of rain. Mostly cloudy, with a high near 45. West wind 10 to 13 mph. Chance of precipitation is 40%.

    High: 45 °F

    Chance Rain

Detailed Forecast

Today
Mostly sunny, with a high near 41. Breezy, with a west wind 16 to 20 mph, with gusts as high as 33 mph.
Tonight
Partly cloudy, with a low around 24. West wind 11 to 13 mph.
Wednesday
Mostly sunny, with a high near 35. Northwest wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 27. South wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 40. South wind 3 to 8 mph.
Thursday Night
Partly cloudy, with a low around 31. Southwest wind around 5 mph.
Friday
Mostly sunny, with a high near 44. South wind 6 to 8 mph.
Friday Night
Mostly cloudy, with a low around 35. Southwest wind around 9 mph.
Saturday
A chance of rain. Mostly cloudy, with a high near 45. West wind 10 to 13 mph. Chance of precipitation is 40%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 33. Southwest wind 11 to 14 mph. Chance of precipitation is 30%.
Sunday
A chance of rain. Partly sunny, with a high near 46. Southwest wind around 15 mph. Chance of precipitation is 40%.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 31. West wind 13 to 15 mph. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 41. Northwest wind around 16 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Dennis MA
 41.73°N 70.18°W (Elev. 121 ft)
Last Update:
3:02 am EDT Mar 17, 2026
Forecast Valid:
11am EDT Mar 17, 2026-6pm EDT Mar 23, 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