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

52°F

11°C

Humidity 93%
Wind Speed Calm
Barometer 30.09 in (1018.9 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 28 Aug 2:56 am EDT
Extended Forecast for

East Dennis MA

  • Overnight

    Overnight: Clear, with a low around 59. West wind around 6 mph.

    Low: 59 °F

    Clear

  • Thursday

    Thursday: Increasing clouds, with a high near 73. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 73 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 65. South wind 9 to 11 mph.

    Low: 65 °F

    Decreasing
    Clouds

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 3pm. Partly sunny, with a high near 74. South wind 9 to 14 mph. Chance of precipitation is 30%.

    High: 74 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 3am. Mostly cloudy, with a low around 59. South wind 6 to 8 mph. Chance of precipitation is 60%.

    Low: 59 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers between 9am and noon. Mostly sunny, with a high near 74. Northwest wind around 7 mph. Chance of precipitation is 20%.

    High: 74 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 58. Southwest wind around 6 mph becoming northwest after midnight.

    Low: 58 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 73. Northwest wind around 6 mph becoming northeast in the afternoon.

    High: 73 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 59. Light and variable wind.

    Low: 59 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 59. West wind around 6 mph.
Thursday
Increasing clouds, with a high near 73. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Thursday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 65. South wind 9 to 11 mph.
Friday
A chance of showers, with thunderstorms also possible after 3pm. Partly sunny, with a high near 74. South wind 9 to 14 mph. Chance of precipitation is 30%.
Friday Night
Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 3am. Mostly cloudy, with a low around 59. South wind 6 to 8 mph. Chance of precipitation is 60%.
Saturday
A slight chance of showers between 9am and noon. Mostly sunny, with a high near 74. Northwest wind around 7 mph. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 58. Southwest wind around 6 mph becoming northwest after midnight.
Sunday
Sunny, with a high near 73. Northwest wind around 6 mph becoming northeast in the afternoon.
Sunday Night
Mostly clear, with a low around 59. Light and variable wind.
Labor Day
Sunny, with a high near 74. North wind around 7 mph.
Monday Night
Mostly clear, with a low around 60. East wind around 5 mph becoming light and variable in the evening.
Tuesday
Sunny, with a high near 75. Northeast wind around 7 mph becoming east in the afternoon.
Tuesday Night
Partly cloudy, with a low around 60. Southeast wind around 6 mph.
Wednesday
Mostly sunny, with a high near 74. East wind 6 to 9 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
East Dennis MA
 41.75°N 70.15°W (Elev. 13 ft)
Last Update:
2:28 am EDT Aug 28, 2025
Forecast Valid:
3am EDT Aug 28, 2025-6pm EDT Sep 3, 2025
 
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