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.

Mostly Cloudy

71°F

22°C

Humidity 84%
Wind Speed S 16 G 31 mph
Barometer 29.66 in (1004.3 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 18 Jun 12:56 pm EDT
Extended Forecast for

East Dennis MA

  • This Afternoon

    This Afternoon: A chance of showers between 4pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 78. Breezy, with a south wind around 21 mph, with gusts as high as 39 mph. Chance of precipitation is 30%.

    High: 78 °F

    Chance
    Showers and
    Breezy

  • Tonight

    Tonight: Patchy fog between 7pm and 1am. Otherwise, mostly cloudy, with a low around 69. Southwest wind 9 to 16 mph, with gusts as high as 28 mph.

    Low: 69 °F

    Patchy Fog

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 81. West wind 10 to 15 mph.

    High: 81 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 67. West wind 9 to 11 mph.

    Low: 67 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 83. West wind 11 to 13 mph.

    High: 83 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 66. West wind around 8 mph.

    Low: 66 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 85. West wind around 7 mph becoming south in the afternoon.

    High: 85 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 65. Southwest wind 3 to 5 mph.

    Low: 65 °F

    Partly Cloudy

  • Monday

    Monday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 81. Light south wind increasing to 5 to 9 mph in the morning. Chance of precipitation is 60%.

    High: 81 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
A chance of showers between 4pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 78. Breezy, with a south wind around 21 mph, with gusts as high as 39 mph. Chance of precipitation is 30%.
Tonight
Patchy fog between 7pm and 1am. Otherwise, mostly cloudy, with a low around 69. Southwest wind 9 to 16 mph, with gusts as high as 28 mph.
Juneteenth
Mostly sunny, with a high near 81. West wind 10 to 15 mph.
Friday Night
Mostly clear, with a low around 67. West wind 9 to 11 mph.
Saturday
Sunny, with a high near 83. West wind 11 to 13 mph.
Saturday Night
Mostly clear, with a low around 66. West wind around 8 mph.
Sunday
Sunny, with a high near 85. West wind around 7 mph becoming south in the afternoon.
Sunday Night
Partly cloudy, with a low around 65. Southwest wind 3 to 5 mph.
Monday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 81. Light south wind increasing to 5 to 9 mph in the morning. Chance of precipitation is 60%.
Monday Night
Showers likely. Mostly cloudy, with a low around 64. South wind around 14 mph. Chance of precipitation is 70%.
Tuesday
A chance of showers. Partly sunny, with a high near 82. Northwest wind 8 to 14 mph. Chance of precipitation is 50%.
Tuesday Night
Partly cloudy, with a low around 65. Southwest wind around 5 mph becoming west after midnight.
Wednesday
Sunny, with a high near 83. Northwest wind around 5 mph becoming southeast in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
East Dennis MA
 41.75°N 70.15°W (Elev. 13 ft)
Last Update:
8:00 am EDT Jun 18, 2026
Forecast Valid:
1pm EDT Jun 18, 2026-6pm EDT Jun 24, 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