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

32°F

0°C

Humidity 38%
Wind Speed Vrbl 6 mph
Barometer 30.36 in (1028.1 mb)
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 18 Mar 1:56 pm EDT
Extended Forecast for

Dennis MA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 34. Northeast wind around 6 mph.

    High: 34 °F

    Mostly Cloudy

  • Tonight

    Tonight: Partly cloudy, with a low around 23. Light southeast wind.

    Low: 23 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 39. Southeast wind 3 to 7 mph.

    High: 39 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 32. Southwest wind around 6 mph.

    Low: 32 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 45. Southwest wind 6 to 8 mph.

    High: 45 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of rain, mainly after 2am. Mostly cloudy, with a low around 38. South wind 8 to 11 mph. Chance of precipitation is 40%.

    Low: 38 °F

    Mostly Cloudy
    then Chance
    Rain

  • Saturday

    Saturday: A chance of rain before 2pm. Mostly cloudy, with a high near 47. Southwest wind around 14 mph. Chance of precipitation is 40%.

    High: 47 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 37. Southwest wind around 10 mph.

    Low: 37 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain after 10am. Mostly cloudy, with a high near 48. Southwest wind 11 to 14 mph. Chance of precipitation is 30%.

    High: 48 °F

    Chance Rain

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 34. Northeast wind around 6 mph.
Tonight
Partly cloudy, with a low around 23. Light southeast wind.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 39. Southeast wind 3 to 7 mph.
Thursday Night
Partly cloudy, with a low around 32. Southwest wind around 6 mph.
Friday
Mostly sunny, with a high near 45. Southwest wind 6 to 8 mph.
Friday Night
A chance of rain, mainly after 2am. Mostly cloudy, with a low around 38. South wind 8 to 11 mph. Chance of precipitation is 40%.
Saturday
A chance of rain before 2pm. Mostly cloudy, with a high near 47. Southwest wind around 14 mph. Chance of precipitation is 40%.
Saturday Night
Mostly cloudy, with a low around 37. Southwest wind around 10 mph.
Sunday
A chance of rain after 10am. Mostly cloudy, with a high near 48. Southwest wind 11 to 14 mph. Chance of precipitation is 30%.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 33. Northwest wind 11 to 15 mph. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 40. North wind around 16 mph.
Monday Night
Partly cloudy, with a low around 30. North wind around 14 mph.
Tuesday
Mostly sunny, with a high near 38. North wind around 11 mph becoming west in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Dennis MA
 41.74°N 70.21°W (Elev. 30 ft)
Last Update:
1:22 pm EDT Mar 18, 2026
Forecast Valid:
2pm EDT Mar 18, 2026-6pm EDT Mar 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