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.

Mostly Cloudy

48°F

9°C

Humidity 96%
Wind Speed Calm
Barometer 29.88 in (1011.8 mb)
Dewpoint 47°F (8°C)
Visibility 8.00 mi
Last update 16 Apr 5:56 am EDT
Extended Forecast for

West Yarmouth MA

  • Today

    Today: A slight chance of showers before 7am. Patchy fog before 9am. Otherwise, partly sunny, with a high near 59. Southeast wind 6 to 8 mph becoming west in the afternoon. Chance of precipitation is 20%.

    High: 59 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Patchy fog before 2am, then patchy fog after 3am. Otherwise, mostly cloudy, with a low around 49. Southwest wind 7 to 10 mph.

    Low: 49 °F

    Patchy Fog

  • Friday

    Friday: A slight chance of rain before 9am, then a chance of showers, mainly after noon. Patchy fog before 9am. Otherwise, partly sunny, with a high near 62. Southwest wind 5 to 7 mph becoming north in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 62 °F

    Chance
    Showers and
    Patchy Fog

  • Friday Night

    Friday Night: A slight chance of rain before 9pm, then a slight chance of showers between 9pm and 10pm. Mostly cloudy, with a low around 44. Northeast wind around 5 mph. Chance of precipitation is 20%.

    Low: 44 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 52. Northeast wind around 7 mph.

    High: 52 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Cloudy, with a low around 44. Light and variable wind becoming south around 5 mph after midnight.

    Low: 44 °F

    Cloudy

  • Sunday

    Sunday: Showers likely, mainly after 2pm. Cloudy, with a high near 55. South wind 7 to 11 mph. Chance of precipitation is 60%.

    High: 55 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely, mainly before 9pm. Mostly cloudy, with a low around 37. West wind 9 to 13 mph. Chance of precipitation is 60%.

    Low: 37 °F

    Showers
    Likely then
    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 47. Northwest wind 11 to 13 mph.

    High: 47 °F

    Mostly Sunny

Detailed Forecast

Today
A slight chance of showers before 7am. Patchy fog before 9am. Otherwise, partly sunny, with a high near 59. Southeast wind 6 to 8 mph becoming west in the afternoon. Chance of precipitation is 20%.
Tonight
Patchy fog before 2am, then patchy fog after 3am. Otherwise, mostly cloudy, with a low around 49. Southwest wind 7 to 10 mph.
Friday
A slight chance of rain before 9am, then a chance of showers, mainly after noon. Patchy fog before 9am. Otherwise, partly sunny, with a high near 62. Southwest wind 5 to 7 mph becoming north in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A slight chance of rain before 9pm, then a slight chance of showers between 9pm and 10pm. Mostly cloudy, with a low around 44. Northeast wind around 5 mph. Chance of precipitation is 20%.
Saturday
Mostly cloudy, with a high near 52. Northeast wind around 7 mph.
Saturday Night
Cloudy, with a low around 44. Light and variable wind becoming south around 5 mph after midnight.
Sunday
Showers likely, mainly after 2pm. Cloudy, with a high near 55. South wind 7 to 11 mph. Chance of precipitation is 60%.
Sunday Night
Showers likely, mainly before 9pm. Mostly cloudy, with a low around 37. West wind 9 to 13 mph. Chance of precipitation is 60%.
Monday
Mostly sunny, with a high near 47. Northwest wind 11 to 13 mph.
Monday Night
Partly cloudy, with a low around 34. Northwest wind around 10 mph.
Tuesday
Sunny, with a high near 49. Northwest wind around 10 mph becoming southwest in the afternoon.
Tuesday Night
Partly cloudy, with a low around 40. Southwest wind around 11 mph.
Wednesday
Partly sunny, with a high near 54. Southwest wind 10 to 13 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
West Yarmouth MA
 41.65°N 70.23°W (Elev. 13 ft)
Last Update:
2:29 am EDT Apr 16, 2026
Forecast Valid:
6am EDT Apr 16, 2026-6pm EDT Apr 22, 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