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

58°F

14°C

Humidity 78%
Wind Speed SE 6 mph
Barometer 29.81 in (1009.4 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 16 Apr 4:56 pm EDT
Extended Forecast for

West Yarmouth MA

  • Tonight

    Tonight: Showers and thunderstorms likely before 3am, then a chance of showers between 3am and 4am. Patchy fog between 7pm and 4am. Otherwise, mostly cloudy, with a low around 49. South wind 7 to 11 mph. Chance of precipitation is 60%.

    Low: 49 °F

    Showers
    Likely and
    Patchy Fog

  • Friday

    Friday: A chance of rain and thunderstorms before 2pm, then a slight chance of rain after 3pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 59. Southwest wind around 7 mph becoming north in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 59 °F

    Chance Rain
    and Patchy
    Fog

  • Friday Night

    Friday Night: Patchy fog between 2am and 4am. Otherwise, mostly cloudy, with a low around 44. Northeast wind around 6 mph.

    Low: 44 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog between 7am and 9am. Otherwise, mostly cloudy, with a high near 48. Northeast wind around 8 mph.

    High: 48 °F

    Patchy Fog
    then Cloudy

  • Saturday Night

    Saturday Night: Cloudy, with a low around 44. East wind around 5 mph becoming light and variable.

    Low: 44 °F

    Cloudy

  • Sunday

    Sunday: Showers likely, mainly after 3pm. Cloudy, with a high near 53. South wind 8 to 13 mph. Chance of precipitation is 60%.

    High: 53 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely, mainly before 10pm. Mostly cloudy, with a low around 38. Northwest wind around 11 mph. Chance of precipitation is 60%.

    Low: 38 °F

    Showers
    Likely

  • Monday

    Monday: Mostly sunny, with a high near 45. West wind around 11 mph.

    High: 45 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 35. Northwest wind 8 to 10 mph.

    Low: 35 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers and thunderstorms likely before 3am, then a chance of showers between 3am and 4am. Patchy fog between 7pm and 4am. Otherwise, mostly cloudy, with a low around 49. South wind 7 to 11 mph. Chance of precipitation is 60%.
Friday
A chance of rain and thunderstorms before 2pm, then a slight chance of rain after 3pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 59. Southwest wind around 7 mph becoming north in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
Patchy fog between 2am and 4am. Otherwise, mostly cloudy, with a low around 44. Northeast wind around 6 mph.
Saturday
Patchy fog between 7am and 9am. Otherwise, mostly cloudy, with a high near 48. Northeast wind around 8 mph.
Saturday Night
Cloudy, with a low around 44. East wind around 5 mph becoming light and variable.
Sunday
Showers likely, mainly after 3pm. Cloudy, with a high near 53. South wind 8 to 13 mph. Chance of precipitation is 60%.
Sunday Night
Showers likely, mainly before 10pm. Mostly cloudy, with a low around 38. Northwest wind around 11 mph. Chance of precipitation is 60%.
Monday
Mostly sunny, with a high near 45. West wind around 11 mph.
Monday Night
Partly cloudy, with a low around 35. Northwest wind 8 to 10 mph.
Tuesday
Sunny, with a high near 44. Northwest wind around 9 mph becoming southwest in the afternoon.
Tuesday Night
Partly cloudy, with a low around 40. Southwest wind around 11 mph.
Wednesday
A chance of showers. Partly sunny, with a high near 52. Southwest wind around 11 mph. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 43. Southwest wind around 8 mph becoming northwest after midnight.
Thursday
Mostly sunny, with a high near 50. Northwest wind around 8 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
West Yarmouth MA
 41.65°N 70.26°W (Elev. 10 ft)
Last Update:
4:30 pm EDT Apr 16, 2026
Forecast Valid:
5pm EDT Apr 16, 2026-6pm EDT Apr 23, 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