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

71°F

22°C

Humidity 90%
Wind Speed N 10 mph
Barometer 29.85 in (1010.8 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 18 Aug 9:56 am EDT
Extended Forecast for

West Dennis MA

  • Today

    Today: Mostly cloudy, with a high near 78. North wind 10 to 13 mph.

    High: 78 °F

    Mostly Cloudy

  • Tonight

    Tonight: Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 65. Light and variable wind.

    Low: 65 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 11am. Otherwise, partly sunny, with a high near 81. South wind 5 to 10 mph, with gusts as high as 23 mph.

    High: 81 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 72. Southwest wind 5 to 7 mph.

    Low: 72 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 83. South wind 5 to 8 mph.

    High: 83 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.

    Low: 68 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers before 2pm. Partly sunny, with a high near 76. Northeast wind 5 to 8 mph. Chance of precipitation is 30%.

    High: 76 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 66. Light east wind.

    Low: 66 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of showers. Partly sunny, with a high near 79. East wind 7 to 9 mph. Chance of precipitation is 40%.

    High: 79 °F

    Chance
    Showers

Detailed Forecast

Today
Mostly cloudy, with a high near 78. North wind 10 to 13 mph.
Tonight
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 65. Light and variable wind.
Wednesday
Patchy fog before 11am. Otherwise, partly sunny, with a high near 81. South wind 5 to 10 mph, with gusts as high as 23 mph.
Wednesday Night
Partly cloudy, with a low around 72. Southwest wind 5 to 7 mph.
Thursday
Mostly sunny, with a high near 83. South wind 5 to 8 mph.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Friday
A chance of showers before 2pm. Partly sunny, with a high near 76. Northeast wind 5 to 8 mph. Chance of precipitation is 30%.
Friday Night
Mostly cloudy, with a low around 66. Light east wind.
Saturday
A chance of showers. Partly sunny, with a high near 79. East wind 7 to 9 mph. Chance of precipitation is 40%.
Saturday Night
Showers likely, mainly after midnight. Mostly cloudy, with a low around 67. East wind 5 to 7 mph. Chance of precipitation is 60%.
Sunday
Showers likely. Mostly cloudy, with a high near 81. Southeast wind 7 to 10 mph becoming south in the afternoon. Chance of precipitation is 60%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 67. Southwest wind around 7 mph. Chance of precipitation is 40%.
Monday
Mostly sunny, with a high near 81. Southwest wind 8 to 10 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
West Dennis MA
 41.66°N 70.17°W (Elev. 10 ft)
Last Update:
6:13 am EDT Aug 18, 2026
Forecast Valid:
10am EDT Aug 18, 2026-6pm EDT Aug 24, 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