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

47°F

8°C

Humidity 44%
Wind Speed W 5 mph
Barometer 29.98 in (1015.3 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 6 Nov 4:56 pm EST
Extended Forecast for

South Yarmouth MA

  • This Afternoon

    This Afternoon: Scattered sprinkles. Sunny, with a high near 52. Northwest wind around 14 mph, with gusts as high as 25 mph.

    High: 52 °F

    Scattered
    Sprinkles

  • Tonight

    Tonight: Scattered sprinkles before 7pm. Mostly clear, with a low around 31. West wind 6 to 11 mph, with gusts as high as 22 mph.

    Low: 31 °F

    Scattered
    Sprinkles

  • Friday

    Friday: Mostly sunny, with a high near 59. West wind 6 to 14 mph becoming south in the afternoon. Winds could gust as high as 24 mph.

    High: 59 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Rain likely, mainly after 2am. Patchy fog after 3am. Otherwise, cloudy, with a low around 48. South wind around 14 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Chance Rain
    then Rain
    Likely and
    Patchy Fog

  • Saturday

    Saturday: Rain likely, mainly before 2pm. Patchy fog before 7am. Otherwise, partly sunny, with a high near 61. West wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 61 °F

    Rain Likely
    and Patchy
    Fog then
    Chance Rain

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 46. Northwest wind around 5 mph becoming light and variable.

    Low: 46 °F

    Partly Cloudy

  • Sunday

    Sunday: Rain likely, mainly after 3pm. Mostly cloudy, with a high near 60. Southeast wind 6 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.

    High: 60 °F

    Chance Rain
    then Rain
    Likely

  • Sunday Night

    Sunday Night: Rain. Low around 48. South wind 8 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 80%.

    Low: 48 °F

    Rain

  • Monday

    Monday: Rain likely, mainly before noon. Mostly cloudy, with a high near 59. South wind 8 to 10 mph becoming west in the afternoon. Chance of precipitation is 60%.

    High: 59 °F

    Rain Likely

Detailed Forecast

This Afternoon
Scattered sprinkles. Sunny, with a high near 52. Northwest wind around 14 mph, with gusts as high as 25 mph.
Tonight
Scattered sprinkles before 7pm. Mostly clear, with a low around 31. West wind 6 to 11 mph, with gusts as high as 22 mph.
Friday
Mostly sunny, with a high near 59. West wind 6 to 14 mph becoming south in the afternoon. Winds could gust as high as 24 mph.
Friday Night
Rain likely, mainly after 2am. Patchy fog after 3am. Otherwise, cloudy, with a low around 48. South wind around 14 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain likely, mainly before 2pm. Patchy fog before 7am. Otherwise, partly sunny, with a high near 61. West wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Saturday Night
Partly cloudy, with a low around 46. Northwest wind around 5 mph becoming light and variable.
Sunday
Rain likely, mainly after 3pm. Mostly cloudy, with a high near 60. Southeast wind 6 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Sunday Night
Rain. Low around 48. South wind 8 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 80%.
Monday
Rain likely, mainly before noon. Mostly cloudy, with a high near 59. South wind 8 to 10 mph becoming west in the afternoon. Chance of precipitation is 60%.
Monday Night
A chance of rain. Mostly cloudy, with a low around 33. West wind 9 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Veterans Day
A chance of rain. Partly sunny, with a high near 47. West wind 14 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 36. West wind 14 to 16 mph, with gusts as high as 30 mph.
Wednesday
Partly sunny, with a high near 54. Southwest wind 14 to 16 mph, with gusts as high as 29 mph.
Wednesday Night
Mostly cloudy, with a low around 41. West wind 10 to 13 mph, with gusts as high as 24 mph.
Thursday
Mostly sunny, with a high near 53.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Yarmouth MA
 41.67°N 70.2°W (Elev. 10 ft)
Last Update:
1:07 pm EST Nov 6, 2025
Forecast Valid:
5pm EST Nov 6, 2025-6pm EST Nov 13, 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