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

37°F

3°C

Humidity 100%
Wind Speed S 6 mph
Barometer 30.01 in (1016.2 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 10 Mar 6:56 am EDT
Extended Forecast for

Dennis MA

  • Today

    Today: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 52. Southwest wind 8 to 14 mph.

    High: 52 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 38. Southwest wind 7 to 11 mph.

    Low: 38 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Patchy fog before 10am. Otherwise, cloudy, with a high near 49. South wind 6 to 10 mph.

    High: 49 °F

    Patchy Fog
    then Cloudy

  • Wednesday Night

    Wednesday Night: A slight chance of rain or light rain before 8pm, then a slight chance of rain after 8pm. Patchy fog before 8pm. Otherwise, cloudy, with a low around 41. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 41 °F

    Slight Chance
    Rain and
    Patchy Fog

  • Thursday

    Thursday: A chance of rain. Mostly cloudy, with a high near 49. Southwest wind 11 to 15 mph. Chance of precipitation is 40%.

    High: 49 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 29. Northwest wind around 11 mph, with gusts as high as 22 mph.

    Low: 29 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 42. West wind 6 to 11 mph becoming south in the afternoon.

    High: 42 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of rain and snow between 10pm and 11pm, then a chance of rain after 11pm. Mostly cloudy, with a low around 33. South wind 14 to 18 mph. Chance of precipitation is 40%.

    Low: 33 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Saturday

    Saturday: Mostly sunny, with a high near 44. West wind 14 to 16 mph.

    High: 44 °F

    Mostly Sunny

Detailed Forecast

Today
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 52. Southwest wind 8 to 14 mph.
Tonight
Increasing clouds, with a low around 38. Southwest wind 7 to 11 mph.
Wednesday
Patchy fog before 10am. Otherwise, cloudy, with a high near 49. South wind 6 to 10 mph.
Wednesday Night
A slight chance of rain or light rain before 8pm, then a slight chance of rain after 8pm. Patchy fog before 8pm. Otherwise, cloudy, with a low around 41. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Thursday
A chance of rain. Mostly cloudy, with a high near 49. Southwest wind 11 to 15 mph. Chance of precipitation is 40%.
Thursday Night
Mostly cloudy, with a low around 29. Northwest wind around 11 mph, with gusts as high as 22 mph.
Friday
Mostly sunny, with a high near 42. West wind 6 to 11 mph becoming south in the afternoon.
Friday Night
A chance of rain and snow between 10pm and 11pm, then a chance of rain after 11pm. Mostly cloudy, with a low around 33. South wind 14 to 18 mph. Chance of precipitation is 40%.
Saturday
Mostly sunny, with a high near 44. West wind 14 to 16 mph.
Saturday Night
Partly cloudy, with a low around 31. West wind 7 to 9 mph.
Sunday
Mostly cloudy, with a high near 46. South wind 8 to 13 mph.
Sunday Night
Rain likely. Cloudy, with a low around 37. Breezy, with a south wind 15 to 21 mph. Chance of precipitation is 60%.
Monday
Rain. High near 50. Breezy, with a south wind around 21 mph, with gusts as high as 32 mph. Chance of precipitation is 80%.
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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:
3:44 am EDT Mar 10, 2026
Forecast Valid:
7am EDT Mar 10, 2026-6pm EDT Mar 16, 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