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.

Fog

47°F

8°C

Humidity 100%
Wind Speed S 8 G 18 mph
Barometer 29.80 in (1009.3 mb)
Dewpoint 47°F (8°C)
Visibility 0.25 mi
Wind Chill43°F (6°C)
Last update 19 Apr 7:56 am EDT
Extended Forecast for

West Yarmouth MA

  • Today

    Today: Rain likely, then rain and possibly a thunderstorm after 2pm. Patchy fog. High near 53. South wind 9 to 14 mph becoming west in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 53 °F

    Chance Rain
    and Patchy
    Fog then Rain
    and Patchy
    Fog

  • Tonight

    Tonight: A chance of rain before 8pm, then a slight chance of showers between 8pm and 9pm. Patchy fog before 10pm. Otherwise, cloudy during the early evening, then gradual clearing, with a low around 38. West wind 8 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Chance Rain
    and Patchy
    Fog then
    Mostly Clear

  • Monday

    Monday: A slight chance of rain after 2pm. Mostly sunny, with a high near 48. Southwest wind around 7 mph. Chance of precipitation is 20%.

    High: 48 °F

    Sunny then
    Slight Chance
    Rain

  • Monday Night

    Monday Night: A slight chance of showers before 1am. Mostly cloudy, with a low around 37. West wind 6 to 11 mph becoming north after midnight. Chance of precipitation is 20%.

    Low: 37 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 43. North wind 7 to 10 mph.

    High: 43 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 37. Southwest wind 6 to 8 mph.

    Low: 37 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 47. South wind 9 to 11 mph.

    High: 47 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 42. South wind around 7 mph.

    Low: 42 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 52. Northwest wind around 8 mph.

    High: 52 °F

    Mostly Sunny

Detailed Forecast

Today
Rain likely, then rain and possibly a thunderstorm after 2pm. Patchy fog. High near 53. South wind 9 to 14 mph becoming west in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of rain before 8pm, then a slight chance of showers between 8pm and 9pm. Patchy fog before 10pm. Otherwise, cloudy during the early evening, then gradual clearing, with a low around 38. West wind 8 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A slight chance of rain after 2pm. Mostly sunny, with a high near 48. Southwest wind around 7 mph. Chance of precipitation is 20%.
Monday Night
A slight chance of showers before 1am. Mostly cloudy, with a low around 37. West wind 6 to 11 mph becoming north after midnight. Chance of precipitation is 20%.
Tuesday
Mostly sunny, with a high near 43. North wind 7 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 37. Southwest wind 6 to 8 mph.
Wednesday
Partly sunny, with a high near 47. South wind 9 to 11 mph.
Wednesday Night
Mostly cloudy, with a low around 42. South wind around 7 mph.
Thursday
Mostly sunny, with a high near 52. Northwest wind around 8 mph.
Thursday Night
Partly cloudy, with a low around 43. North wind around 6 mph.
Friday
Mostly sunny, with a high near 49. North wind 6 to 8 mph.
Friday Night
Partly cloudy, with a low around 42. South wind around 5 mph becoming northwest after midnight.
Saturday
Partly sunny, with a high near 50. Northeast wind 6 to 9 mph becoming east in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
West Yarmouth MA
 41.65°N 70.26°W (Elev. 10 ft)
Last Update:
3:05 am EDT Apr 19, 2026
Forecast Valid:
8am EDT Apr 19, 2026-6pm EDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation