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

41°F

5°C

Humidity 93%
Wind Speed Calm
Barometer 30.20 in (1022.7 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 15 Oct 7:56 pm EDT
Extended Forecast for

West Yarmouth MA

  • Tonight

    Tonight: Increasing clouds, with a low around 42. Calm wind.

    Low: 42 °F

    Increasing
    Clouds

  • Friday

    Friday: Showers likely, mainly between 9am and 2pm. Patchy fog after 5pm. Otherwise, cloudy, with a high near 69. South wind 9 to 14 mph, with gusts as high as 34 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 69 °F

    Showers
    Likely and
    Patchy Fog

  • Friday Night

    Friday Night: A chance of showers before 11pm, then a chance of showers after midnight. Patchy fog before 10pm. Otherwise, cloudy, with a low around 52. Southwest wind 7 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 52 °F

    Chance
    Showers and
    Patchy Fog

  • Saturday

    Saturday: A chance of showers before 2pm. Mostly cloudy, with a high near 56. North wind around 15 mph, with gusts as high as 34 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 41. North wind 11 to 16 mph.

    Low: 41 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 55. North wind around 10 mph.

    High: 55 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 46. Southwest wind 7 to 9 mph becoming southeast after midnight.

    Low: 46 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 59. South wind 9 to 15 mph.

    High: 59 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 49. Southwest wind 9 to 11 mph becoming northwest after midnight.

    Low: 49 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 42. Calm wind.
Friday
Showers likely, mainly between 9am and 2pm. Patchy fog after 5pm. Otherwise, cloudy, with a high near 69. South wind 9 to 14 mph, with gusts as high as 34 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
A chance of showers before 11pm, then a chance of showers after midnight. Patchy fog before 10pm. Otherwise, cloudy, with a low around 52. Southwest wind 7 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
A chance of showers before 2pm. Mostly cloudy, with a high near 56. North wind around 15 mph, with gusts as high as 34 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Mostly clear, with a low around 41. North wind 11 to 16 mph.
Sunday
Sunny, with a high near 55. North wind around 10 mph.
Sunday Night
Mostly clear, with a low around 46. Southwest wind 7 to 9 mph becoming southeast after midnight.
Monday
Mostly sunny, with a high near 59. South wind 9 to 15 mph.
Monday Night
Partly cloudy, with a low around 49. Southwest wind 9 to 11 mph becoming northwest after midnight.
Tuesday
Mostly sunny, with a high near 60. Northwest wind 9 to 11 mph.
Tuesday Night
Partly cloudy, with a low around 48. North wind 6 to 8 mph.
Wednesday
Sunny, with a high near 59. Northeast wind 11 to 14 mph.
Wednesday Night
Mostly clear, with a low around 46. Northeast wind 6 to 8 mph.
Thursday
Mostly sunny, with a high near 58. Northeast wind 8 to 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
West Yarmouth MA
 41.65°N 70.23°W (Elev. 13 ft)
Last Update:
1:57 pm EDT Oct 15, 2026
Forecast Valid:
8pm EDT Oct 15, 2026-6pm EDT Oct 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation