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 and Breezy

48°F

9°C

Humidity 83%
Wind Speed SW 22 G 31 mph
Barometer 29.98 in (1015.2 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 26 Mar 9:56 am EDT
Extended Forecast for

Dennis MA

  • Today

    Today: Partly sunny, with a high near 52. Breezy, with a southwest wind 18 to 20 mph, with gusts as high as 31 mph.

    High: 52 °F

    Partly Sunny
    then Partly
    Sunny and
    Breezy

  • Tonight

    Tonight: Rain. Patchy fog after 10pm. Low around 39. Southwest wind 14 to 17 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 39 °F

    Rain and
    Patchy Fog

  • Friday

    Friday: Rain likely, mainly before 1pm. Patchy fog before noon. Otherwise, cloudy, with a high near 44. North wind 10 to 15 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    High: 44 °F

    Rain Likely
    and Patchy
    Fog then
    Chance Rain

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 29. North wind 7 to 10 mph.

    Low: 29 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 35. North wind 10 to 16 mph.

    High: 35 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 27. Northwest wind 3 to 7 mph.

    Low: 27 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 41. Southwest wind 9 to 13 mph.

    High: 41 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 35. Southwest wind 11 to 13 mph.

    Low: 35 °F

    Partly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 48. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 48 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

Detailed Forecast

Today
Partly sunny, with a high near 52. Breezy, with a southwest wind 18 to 20 mph, with gusts as high as 31 mph.
Tonight
Rain. Patchy fog after 10pm. Low around 39. Southwest wind 14 to 17 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Rain likely, mainly before 1pm. Patchy fog before noon. Otherwise, cloudy, with a high near 44. North wind 10 to 15 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Mostly cloudy, with a low around 29. North wind 7 to 10 mph.
Saturday
Partly sunny, with a high near 35. North wind 10 to 16 mph.
Saturday Night
Partly cloudy, with a low around 27. Northwest wind 3 to 7 mph.
Sunday
Sunny, with a high near 41. Southwest wind 9 to 13 mph.
Sunday Night
Partly cloudy, with a low around 35. Southwest wind 11 to 13 mph.
Monday
Mostly cloudy, with a high near 48. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Monday Night
Mostly cloudy, with a low around 39. Southwest wind 13 to 16 mph.
Tuesday
A chance of rain. Partly sunny, with a high near 47. Northwest wind around 10 mph becoming northeast in the afternoon. Chance of precipitation is 30%.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 36. East wind 7 to 10 mph. Chance of precipitation is 30%.
Wednesday
A chance of rain. Mostly cloudy, with a high near 46. East wind 13 to 15 mph. Chance of precipitation is 40%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Dennis MA
 41.74°N 70.21°W (Elev. 30 ft)
Last Update:
3:29 am EDT Mar 26, 2026
Forecast Valid:
10am EDT Mar 26, 2026-6pm EDT Apr 1, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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