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

73°F

23°C

Humidity 90%
Wind Speed S 6 mph
Barometer 29.87 in (1011.7 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 23 Aug 8:56 pm EDT
Extended Forecast for

East Dennis MA

  • Tonight

    Tonight: A slight chance of showers between 11pm and midnight. Mostly cloudy, with a low around 66. Southwest wind 5 to 7 mph. Chance of precipitation is 20%.

    Low: 66 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 81. Southwest wind 6 to 10 mph, with gusts as high as 24 mph.

    High: 81 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 62. Southwest wind 3 to 6 mph.

    Low: 62 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 79. Southwest wind 6 to 13 mph.

    High: 79 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 64. West wind 6 to 8 mph.

    Low: 64 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 79. West wind 5 to 7 mph.

    High: 79 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 67. Southwest wind around 6 mph.

    Low: 67 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 80. South wind 5 to 10 mph.

    High: 80 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of showers after midnight. Mostly cloudy, with a low around 70. South wind around 7 mph. Chance of precipitation is 40%.

    Low: 70 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
A slight chance of showers between 11pm and midnight. Mostly cloudy, with a low around 66. Southwest wind 5 to 7 mph. Chance of precipitation is 20%.
Monday
Sunny, with a high near 81. Southwest wind 6 to 10 mph, with gusts as high as 24 mph.
Monday Night
Mostly clear, with a low around 62. Southwest wind 3 to 6 mph.
Tuesday
Sunny, with a high near 79. Southwest wind 6 to 13 mph.
Tuesday Night
Mostly clear, with a low around 64. West wind 6 to 8 mph.
Wednesday
Sunny, with a high near 79. West wind 5 to 7 mph.
Wednesday Night
Mostly clear, with a low around 67. Southwest wind around 6 mph.
Thursday
Mostly sunny, with a high near 80. South wind 5 to 10 mph.
Thursday Night
A chance of showers after midnight. Mostly cloudy, with a low around 70. South wind around 7 mph. Chance of precipitation is 40%.
Friday
A chance of showers before 3pm. Partly sunny, with a high near 81. South wind 8 to 10 mph. Chance of precipitation is 40%.
Friday Night
Partly cloudy, with a low around 68. Southwest wind around 6 mph.
Saturday
Mostly sunny, with a high near 78. Northwest wind around 7 mph becoming northeast in the afternoon.
Saturday Night
Partly cloudy, with a low around 65. Calm wind becoming northwest around 5 mph after midnight.
Sunday
Sunny, with a high near 76. North wind around 7 mph becoming southeast in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
East Dennis MA
 41.73°N 70.18°W (Elev. 121 ft)
Last Update:
3:19 pm EDT Aug 23, 2026
Forecast Valid:
9pm EDT Aug 23, 2026-6pm EDT Aug 30, 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