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.

A Few Clouds

68°F

20°C

Humidity 73%
Wind Speed S 10 mph
Barometer 30.35 in (1027.8 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 16 Sep 11:56 am EDT
Extended Forecast for

Dennis MA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 70. South wind around 8 mph.

    High: 70 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 60. Southwest wind around 5 mph.

    Low: 60 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 75. Southwest wind 5 to 9 mph.

    High: 75 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of showers after 2am. Mostly cloudy, with a low around 63. Southwest wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 63 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: A chance of showers before 8am. Mostly sunny, with a high near 72. West wind 8 to 11 mph becoming north in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 30%.

    High: 72 °F

    Chance
    Showers then
    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 56. North wind 7 to 13 mph, with gusts as high as 23 mph.

    Low: 56 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 66. Northeast wind 6 to 11 mph.

    High: 66 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 56. Light southeast wind.

    Low: 56 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers after 8am. Mostly cloudy, with a high near 67. Southeast wind 7 to 9 mph. Chance of precipitation is 50%.

    High: 67 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 70. South wind around 8 mph.
Tonight
Partly cloudy, with a low around 60. Southwest wind around 5 mph.
Thursday
Mostly sunny, with a high near 75. Southwest wind 5 to 9 mph.
Thursday Night
A chance of showers after 2am. Mostly cloudy, with a low around 63. Southwest wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A chance of showers before 8am. Mostly sunny, with a high near 72. West wind 8 to 11 mph becoming north in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 56. North wind 7 to 13 mph, with gusts as high as 23 mph.
Saturday
Mostly sunny, with a high near 66. Northeast wind 6 to 11 mph.
Saturday Night
Mostly cloudy, with a low around 56. Light southeast wind.
Sunday
A chance of showers after 8am. Mostly cloudy, with a high near 67. Southeast wind 7 to 9 mph. Chance of precipitation is 50%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 57. Southeast wind around 9 mph becoming east after midnight. Chance of precipitation is 50%.
Monday
A chance of showers. Mostly cloudy, with a high near 67. Northeast wind around 14 mph. Chance of precipitation is 30%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 57. Northeast wind around 11 mph. Chance of precipitation is 30%.
Tuesday
A chance of showers. Partly sunny, with a high near 67. Northeast wind around 15 mph. Chance of precipitation is 30%.
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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:
4:37 am EDT Sep 16, 2026
Forecast Valid:
12pm EDT Sep 16, 2026-6pm EDT Sep 22, 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