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

65°F

18°C

Humidity 97%
Wind Speed NE 9 mph
Barometer 29.84 in (1010.6 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 26 Jul 9:56 pm EDT
Extended Forecast for

Dennis MASimilar City Names

  • Tonight

    Tonight: Mostly cloudy, with a low around 63. North wind 3 to 5 mph.

    Low: 63 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 76. North wind around 6 mph.

    High: 76 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 66. South wind 3 to 5 mph.

    Low: 66 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 78. South wind 6 to 10 mph.

    High: 78 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers, with thunderstorms also possible after 5am. Patchy fog. Otherwise, mostly cloudy, with a low around 66. Southeast wind 7 to 9 mph. Chance of precipitation is 40%.

    Low: 66 °F

    Chance
    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm before 10am, then showers between 10am and 2pm, then showers and possibly a thunderstorm after 2pm. Patchy fog before noon. High near 77. East wind around 16 mph, with gusts as high as 28 mph. Chance of precipitation is 80%.

    High: 77 °F

    Showers and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: Showers likely. Patchy fog between 7pm and 8pm. Otherwise, mostly cloudy, with a low around 66. East wind 10 to 14 mph. Chance of precipitation is 70%.

    Low: 66 °F

    Showers
    Likely and
    Patchy Fog

  • Thursday

    Thursday: A chance of showers. Mostly cloudy, with a high near 74. Northeast wind around 14 mph. Chance of precipitation is 50%.

    High: 74 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers before 1am. Mostly cloudy, with a low around 65. North wind 7 to 9 mph. Chance of precipitation is 30%.

    Low: 65 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 63. North wind 3 to 5 mph.
Monday
Mostly sunny, with a high near 76. North wind around 6 mph.
Monday Night
Mostly clear, with a low around 66. South wind 3 to 5 mph.
Tuesday
Mostly sunny, with a high near 78. South wind 6 to 10 mph.
Tuesday Night
A chance of showers, with thunderstorms also possible after 5am. Patchy fog. Otherwise, mostly cloudy, with a low around 66. Southeast wind 7 to 9 mph. Chance of precipitation is 40%.
Wednesday
Showers likely and possibly a thunderstorm before 10am, then showers between 10am and 2pm, then showers and possibly a thunderstorm after 2pm. Patchy fog before noon. High near 77. East wind around 16 mph, with gusts as high as 28 mph. Chance of precipitation is 80%.
Wednesday Night
Showers likely. Patchy fog between 7pm and 8pm. Otherwise, mostly cloudy, with a low around 66. East wind 10 to 14 mph. Chance of precipitation is 70%.
Thursday
A chance of showers. Mostly cloudy, with a high near 74. Northeast wind around 14 mph. Chance of precipitation is 50%.
Thursday Night
A chance of showers before 1am. Mostly cloudy, with a low around 65. North wind 7 to 9 mph. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 75. North wind 6 to 8 mph.
Friday Night
Partly cloudy, with a low around 67. Southwest wind 3 to 5 mph.
Saturday
Mostly sunny, with a high near 77. Light and variable wind becoming south around 6 mph in the morning.
Saturday Night
Partly cloudy, with a low around 69. Southwest wind around 6 mph.
Sunday
Partly sunny, with a high near 78. South wind 6 to 10 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Dennis MASimilar City Names
 41.74°N 70.21°W (Elev. 30 ft)
Last Update:
3:12 pm EDT Jul 26, 2026
Forecast Valid:
10pm EDT Jul 26, 2026-6pm EDT Aug 2, 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