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.

Fog/Mist

40°F

4°C

Humidity 97%
Wind Speed S 12 mph
Barometer 30.18 in (1021.9 mb)
Dewpoint 39°F (4°C)
Visibility 1.25 mi
Wind Chill33°F (1°C)
Last update 7 Mar 10:56 am EST
Extended Forecast for

Dennis MA

  • Today

    Today: Patchy fog. Otherwise, cloudy, with a high near 46. South wind 10 to 14 mph.

    High: 46 °F

    Patchy Fog

  • Tonight

    Tonight: A chance of rain after 8pm. Patchy fog. Otherwise, cloudy, with a low around 40. Southwest wind 14 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Chance Rain
    and Patchy
    Fog

  • Sunday

    Sunday: A chance of rain, mainly before 4pm. Patchy fog between 8am and 1pm. Otherwise, cloudy, with a high near 51. Southwest wind 9 to 16 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 51 °F

    Chance Rain
    and Patchy
    Fog

  • Sunday Night

    Sunday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 35. Southwest wind around 7 mph.

    Low: 35 °F

    Decreasing
    Clouds

  • Monday

    Monday: Sunny, with a high near 48. Southwest wind 6 to 13 mph.

    High: 48 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 38. Southwest wind 8 to 10 mph.

    Low: 38 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 50. Southwest wind 7 to 9 mph.

    High: 50 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 38. Southwest wind 6 to 9 mph.

    Low: 38 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of rain after 10am. Cloudy, with a high near 48. South wind 10 to 15 mph. Chance of precipitation is 30%.

    High: 48 °F

    Chance Rain

Detailed Forecast

Today
Patchy fog. Otherwise, cloudy, with a high near 46. South wind 10 to 14 mph.
Tonight
A chance of rain after 8pm. Patchy fog. Otherwise, cloudy, with a low around 40. Southwest wind 14 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A chance of rain, mainly before 4pm. Patchy fog between 8am and 1pm. Otherwise, cloudy, with a high near 51. Southwest wind 9 to 16 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 35. Southwest wind around 7 mph.
Monday
Sunny, with a high near 48. Southwest wind 6 to 13 mph.
Monday Night
Partly cloudy, with a low around 38. Southwest wind 8 to 10 mph.
Tuesday
Mostly sunny, with a high near 50. Southwest wind 7 to 9 mph.
Tuesday Night
Mostly cloudy, with a low around 38. Southwest wind 6 to 9 mph.
Wednesday
A chance of rain after 10am. Cloudy, with a high near 48. South wind 10 to 15 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of rain. Cloudy, with a low around 39. Breezy, with a southwest wind 15 to 20 mph. Chance of precipitation is 40%.
Thursday
Rain likely. Mostly cloudy, with a high near 48. Breezy, with a southwest wind 18 to 21 mph. Chance of precipitation is 60%.
Thursday Night
Partly cloudy, with a low around 28. Breezy, with a west wind 17 to 20 mph.
Friday
Partly sunny, with a high near 39. West wind 13 to 15 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:
7:57 am EST Mar 7, 2026
Forecast Valid:
11am EST Mar 7, 2026-6pm EDT Mar 13, 2026
 
Forecast Discussion
 
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Additional Resources

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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