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

77°F

25°C

Humidity 74%
Wind Speed S 13 mph
Barometer 30.06 in (1018.1 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 27 Aug 2:56 pm EDT
Extended Forecast for

West Yarmouth MA

  • Tonight

    Tonight: A slight chance of showers after 10pm. Mostly cloudy, with a low around 71. South wind 7 to 11 mph. Chance of precipitation is 20%.

    Low: 71 °F

    Slight Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 79. South wind 5 to 9 mph.

    High: 79 °F

    Partly Sunny

  • Friday Night

    Friday Night: Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 67. Southwest wind 5 to 7 mph becoming northwest after midnight.

    Low: 67 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Partly sunny, with a high near 74. North wind 8 to 11 mph.

    High: 74 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 61. Light and variable wind becoming south around 5 mph in the evening.

    Low: 61 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 80. Southwest wind 6 to 14 mph.

    High: 80 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 69. Southwest wind 9 to 11 mph.

    Low: 69 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 77. West wind around 8 mph becoming north in the afternoon.

    High: 77 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of showers after 10pm. Mostly cloudy, with a low around 67. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 67 °F

    Chance
    Showers

Detailed Forecast

Tonight
A slight chance of showers after 10pm. Mostly cloudy, with a low around 71. South wind 7 to 11 mph. Chance of precipitation is 20%.
Friday
Partly sunny, with a high near 79. South wind 5 to 9 mph.
Friday Night
Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 67. Southwest wind 5 to 7 mph becoming northwest after midnight.
Saturday
Partly sunny, with a high near 74. North wind 8 to 11 mph.
Saturday Night
Mostly clear, with a low around 61. Light and variable wind becoming south around 5 mph in the evening.
Sunday
Sunny, with a high near 80. Southwest wind 6 to 14 mph.
Sunday Night
Partly cloudy, with a low around 69. Southwest wind 9 to 11 mph.
Monday
Partly sunny, with a high near 77. West wind around 8 mph becoming north in the afternoon.
Monday Night
A chance of showers after 10pm. Mostly cloudy, with a low around 67. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%.
Tuesday
Partly sunny, with a high near 75. East wind 7 to 10 mph.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 67. East wind around 8 mph. Chance of precipitation is 40%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 76. Southeast wind 10 to 13 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 67. East wind around 10 mph. Chance of precipitation is 40%.
Thursday
Partly sunny, with a high near 75. Northeast wind 11 to 13 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
West Yarmouth MA
 41.65°N 70.26°W (Elev. 10 ft)
Last Update:
2:36 pm EDT Aug 27, 2026
Forecast Valid:
3pm EDT Aug 27, 2026-6pm EDT Sep 3, 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