National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Hyannis, Barnstable Municipal-Boardman Airport (KHYA)

Lat: 41.67°NLon: 70.27°WElev: 49ft.

Overcast

68°F

20°C

Humidity 87%
Wind Speed N 9 mph
Barometer 29.90 in (1012.7 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 31 Jul 8:56 am EDT
Extended Forecast for

Dennis Port MA

  • Today

    Today: Mostly sunny, with a high near 77. North wind 5 to 9 mph.

    High: 77 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 67. Southwest wind 7 to 9 mph.

    Low: 67 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 80. Southwest wind 6 to 10 mph.

    High: 80 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 68. Southwest wind around 7 mph.

    Low: 68 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 79. South wind 7 to 10 mph.

    High: 79 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 69. South wind around 6 mph. Chance of precipitation is 40%.

    Low: 69 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday

    Monday: A chance of showers before 2pm. Partly sunny, with a high near 80. Southwest wind 11 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 50%.

    High: 80 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers after 8pm. Mostly cloudy, with a low around 68. Southwest wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.

    Low: 68 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers before noon. Mostly sunny, with a high near 81. West wind 6 to 8 mph. Chance of precipitation is 30%.

    High: 81 °F

    Chance
    Showers then
    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 77. North wind 5 to 9 mph.
Tonight
Partly cloudy, with a low around 67. Southwest wind 7 to 9 mph.
Saturday
Mostly sunny, with a high near 80. Southwest wind 6 to 10 mph.
Saturday Night
Mostly cloudy, with a low around 68. Southwest wind around 7 mph.
Sunday
Partly sunny, with a high near 79. South wind 7 to 10 mph.
Sunday Night
A chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 69. South wind around 6 mph. Chance of precipitation is 40%.
Monday
A chance of showers before 2pm. Partly sunny, with a high near 80. Southwest wind 11 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 50%.
Monday Night
A chance of showers after 8pm. Mostly cloudy, with a low around 68. Southwest wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Tuesday
A chance of showers before noon. Mostly sunny, with a high near 81. West wind 6 to 8 mph. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 68. Southwest wind around 6 mph.
Wednesday
Mostly sunny, with a high near 81. Southwest wind 5 to 9 mph.
Wednesday Night
Partly cloudy, with a low around 70. Southwest wind around 7 mph.
Thursday
Mostly sunny, with a high near 81. South wind 7 to 11 mph, with gusts as high as 21 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Dennis Port MA
 41.66°N 70.14°W (Elev. 13 ft)
Last Update:
8:39 am EDT Jul 31, 2026
Forecast Valid:
9am EDT Jul 31, 2026-6pm EDT Aug 6, 2026
 
Forecast Discussion
 
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Additional Resources

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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