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.

Overcast

32°F

0°C

Humidity 85%
Wind Speed Calm
Barometer 30.15 in (1020.9 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 7 Apr 4:56 am EDT
Extended Forecast for

Dennis MA

  • Today

    Today: Showers likely, mainly before 11am. Cloudy, with a high near 50. Light and variable wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 50 °F

    Showers
    Likely

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 29. North wind 11 to 16 mph, with gusts as high as 37 mph.

    Low: 29 °F

    Gradual
    Clearing

  • Wednesday

    Wednesday: Sunny, with a high near 41. North wind 9 to 11 mph, with gusts as high as 21 mph.

    High: 41 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 26. South wind 3 to 5 mph.

    Low: 26 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 46. Southeast wind 5 to 10 mph.

    High: 46 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 39. South wind around 6 mph.

    Low: 39 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 52. South wind 5 to 10 mph.

    High: 52 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 43. Southwest wind around 9 mph.

    Low: 43 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 53. West wind 7 to 9 mph becoming north in the afternoon.

    High: 53 °F

    Partly Sunny

Detailed Forecast

Today
Showers likely, mainly before 11am. Cloudy, with a high near 50. Light and variable wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 29. North wind 11 to 16 mph, with gusts as high as 37 mph.
Wednesday
Sunny, with a high near 41. North wind 9 to 11 mph, with gusts as high as 21 mph.
Wednesday Night
Mostly clear, with a low around 26. South wind 3 to 5 mph.
Thursday
Sunny, with a high near 46. Southeast wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 39. South wind around 6 mph.
Friday
Mostly sunny, with a high near 52. South wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 43. Southwest wind around 9 mph.
Saturday
Partly sunny, with a high near 53. West wind 7 to 9 mph becoming north in the afternoon.
Saturday Night
Mostly clear, with a low around 41. North wind around 6 mph.
Sunday
Sunny, with a high near 50. North wind 5 to 7 mph becoming southeast in the afternoon.
Sunday Night
Partly cloudy, with a low around 43. South wind 8 to 11 mph.
Monday
Mostly cloudy, with a high near 56. Southwest wind 14 to 17 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Dennis MA
 41.74°N 70.21°W (Elev. 30 ft)
Last Update:
5:25 am EDT Apr 7, 2026
Forecast Valid:
5am EDT Apr 7, 2026-6pm EDT Apr 13, 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