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.

Light Snow Fog/Mist

33°F

1°C

Humidity 96%
Wind Speed W 9 G 18 mph
Barometer 29.77 in (1008.0 mb)
Dewpoint 32°F (0°C)
Visibility 2.00 mi
Wind Chill25°F (-4°C)
Last update 12 Mar 9:56 pm EDT
Extended Forecast for

East Dennis MA

  • Tonight

    Tonight: Snow, mainly before 2am. Low around 28. Northwest wind around 15 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 28 °F

    Snow then
    Chance Snow

  • Friday

    Friday: Increasing clouds, with a high near 43. West wind 8 to 11 mph becoming southwest in the afternoon.

    High: 43 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: A chance of rain, mainly between 11pm and 2am. Cloudy, then gradually becoming partly cloudy, with a low around 35. South wind 11 to 17 mph. Chance of precipitation is 30%.

    Low: 35 °F

    Chance Rain

  • Saturday

    Saturday: Sunny, with a high near 45. West wind around 18 mph, with gusts as high as 37 mph.

    High: 45 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 31. West wind 10 to 15 mph, with gusts as high as 29 mph.

    Low: 31 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly cloudy, with a high near 43. Northwest wind around 7 mph becoming east in the afternoon.

    High: 43 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A chance of rain after 3am. Mostly cloudy, with a low around 36. Southeast wind 11 to 18 mph. Chance of precipitation is 30%.

    Low: 36 °F

    Mostly Cloudy
    then Chance
    Rain

  • Monday

    Monday: Rain, mainly after 7am. High near 53. Breezy, with a south wind 23 to 25 mph, with gusts as high as 38 mph. Chance of precipitation is 90%.

    High: 53 °F

    Rain and
    Breezy

  • Monday Night

    Monday Night: Rain. Low around 38. Windy, with a south wind 23 to 26 mph, with gusts as high as 36 mph. Chance of precipitation is 90%.

    Low: 38 °F

    Rain and
    Windy

Detailed Forecast

Tonight
Snow, mainly before 2am. Low around 28. Northwest wind around 15 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of less than a half inch possible.
Friday
Increasing clouds, with a high near 43. West wind 8 to 11 mph becoming southwest in the afternoon.
Friday Night
A chance of rain, mainly between 11pm and 2am. Cloudy, then gradually becoming partly cloudy, with a low around 35. South wind 11 to 17 mph. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 45. West wind around 18 mph, with gusts as high as 37 mph.
Saturday Night
Mostly clear, with a low around 31. West wind 10 to 15 mph, with gusts as high as 29 mph.
Sunday
Mostly cloudy, with a high near 43. Northwest wind around 7 mph becoming east in the afternoon.
Sunday Night
A chance of rain after 3am. Mostly cloudy, with a low around 36. Southeast wind 11 to 18 mph. Chance of precipitation is 30%.
Monday
Rain, mainly after 7am. High near 53. Breezy, with a south wind 23 to 25 mph, with gusts as high as 38 mph. Chance of precipitation is 90%.
Monday Night
Rain. Low around 38. Windy, with a south wind 23 to 26 mph, with gusts as high as 36 mph. Chance of precipitation is 90%.
Tuesday
Rain likely, mainly before 9am. Mostly cloudy, with a high near 45. Southwest wind around 16 mph. Chance of precipitation is 60%.
Tuesday Night
Partly cloudy, with a low around 26. West wind 15 to 17 mph.
Wednesday
Mostly sunny, with a high near 35. West wind 8 to 13 mph.
Wednesday Night
Partly cloudy, with a low around 28. West wind around 7 mph.
Thursday
Mostly sunny, with a high near 38. South wind 8 to 10 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:
4:59 pm EDT Mar 12, 2026
Forecast Valid:
10pm EDT Mar 12, 2026-6pm EDT Mar 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation