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.

Partly Cloudy

73°F

23°C

Humidity 94%
Wind Speed SW 10 mph
Barometer 30.03 in (1017.1 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 15 Jul 2:56 am EDT
Extended Forecast for

West Yarmouth MA

  • Overnight

    Overnight: A slight chance of showers, then a chance of showers and thunderstorms after 5am. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 69. Southwest wind around 6 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Chance
    Showers and
    Patchy Fog

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, mainly before 8am. Patchy fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 81. Southwest wind 6 to 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Chance
    Showers and
    Patchy Fog
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 70. Southwest wind 6 to 8 mph.

    Low: 70 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 9am. Otherwise, partly sunny, with a high near 82. South wind 6 to 10 mph.

    High: 82 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms after 3am. Mostly cloudy, with a low around 71. Southwest wind around 9 mph. Chance of precipitation is 20%.

    Low: 71 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: A slight chance of showers and thunderstorms before 11am, then a slight chance of showers between 11am and 2pm, then a slight chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 83. Southwest wind 10 to 14 mph. Chance of precipitation is 20%.

    High: 83 °F

    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 72. Southwest wind around 11 mph.

    Low: 72 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 84. West wind 8 to 10 mph.

    High: 84 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 68. North wind around 6 mph.

    Low: 68 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A slight chance of showers, then a chance of showers and thunderstorms after 5am. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 69. Southwest wind around 6 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers and thunderstorms, mainly before 8am. Patchy fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 81. Southwest wind 6 to 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 70. Southwest wind 6 to 8 mph.
Wednesday
Patchy fog before 9am. Otherwise, partly sunny, with a high near 82. South wind 6 to 10 mph.
Wednesday Night
A slight chance of showers and thunderstorms after 3am. Mostly cloudy, with a low around 71. Southwest wind around 9 mph. Chance of precipitation is 20%.
Thursday
A slight chance of showers and thunderstorms before 11am, then a slight chance of showers between 11am and 2pm, then a slight chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 83. Southwest wind 10 to 14 mph. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 72. Southwest wind around 11 mph.
Friday
Mostly sunny, with a high near 84. West wind 8 to 10 mph.
Friday Night
Mostly cloudy, with a low around 68. North wind around 6 mph.
Saturday
Sunny, with a high near 79. North wind around 8 mph.
Saturday Night
Partly cloudy, with a low around 67. Southeast wind around 5 mph becoming light and variable in the evening.
Sunday
Partly sunny, with a high near 80. South wind 6 to 10 mph.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 68. South wind around 8 mph. Chance of precipitation is 40%.
Monday
A chance of showers. Mostly sunny, with a high near 80. West wind 8 to 10 mph becoming south in the afternoon. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
West Yarmouth MA
 41.65°N 70.23°W (Elev. 13 ft)
Last Update:
1:16 am EDT Jul 15, 2025
Forecast Valid:
3am EDT Jul 15, 2025-6pm EDT Jul 21, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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