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.

Thunderstorm in Vicinity Heavy Rain Fog/Mist

21°C

69°F

Humidity 96%
Wind Speed SW 20 G 44 km/h
Barometer 1004.8 mb (29.67 in)
Dewpoint 20°C (68°F)
Visibility 4.02 km
Last update 27 Jun 4:56 am EDT
Extended Forecast for

South Yarmouth MA

  • Overnight

    Overnight: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Patchy fog. Low around 19. Southwest wind around 16 km/h. Chance of precipitation is 100%. New rainfall amounts between 2.5 and 5 mm possible.

    Low: 19 °C

    Heavy Rain
    and Patchy
    Fog

  • Thursday

    Thursday: Showers and possibly a thunderstorm before 9am, then a slight chance of showers between 9am and 10am. Patchy fog before 8am. High near 26. Southwest wind 10 to 13 km/h. Chance of precipitation is 80%. New precipitation amounts between 2.5 and 5 mm possible.

    High: 26 °C

    Showers and
    Patchy Fog
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, then gradually becoming clear, with a low around 16. Southwest wind 10 to 16 km/h becoming north after midnight. Winds could gust as high as 35 km/h.

    Low: 16 °C

    Decreasing
    Clouds

  • Friday

    Friday: Sunny, with a high near 24. North wind 10 to 14 km/h.

    High: 24 °C

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 16. South wind 5 to 8 km/h.

    Low: 16 °C

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 25. South wind 10 to 18 km/h.

    High: 25 °C

    Partly Sunny

  • Saturday Night

    Saturday Night: Showers likely, mainly after 5am. Mostly cloudy, with a low around 19. South wind 16 to 18 km/h, with gusts as high as 40 km/h. Chance of precipitation is 60%.

    Low: 19 °C

    Mostly Cloudy
    then Showers
    Likely

  • Sunday

    Sunday: Showers. High near 27. Southwest wind around 23 km/h, with gusts as high as 45 km/h. Chance of precipitation is 80%.

    High: 27 °C

    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly before 7pm. Mostly cloudy, with a low around 18. Southwest wind 11 to 16 km/h, with gusts as high as 34 km/h. Chance of precipitation is 60%.

    Low: 18 °C

    Showers
    Likely

Detailed Forecast

Overnight
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Patchy fog. Low around 19. Southwest wind around 16 km/h. Chance of precipitation is 100%. New rainfall amounts between 2.5 and 5 mm possible.
Thursday
Showers and possibly a thunderstorm before 9am, then a slight chance of showers between 9am and 10am. Patchy fog before 8am. High near 26. Southwest wind 10 to 13 km/h. Chance of precipitation is 80%. New precipitation amounts between 2.5 and 5 mm possible.
Thursday Night
Mostly cloudy, then gradually becoming clear, with a low around 16. Southwest wind 10 to 16 km/h becoming north after midnight. Winds could gust as high as 35 km/h.
Friday
Sunny, with a high near 24. North wind 10 to 14 km/h.
Friday Night
Mostly clear, with a low around 16. South wind 5 to 8 km/h.
Saturday
Partly sunny, with a high near 25. South wind 10 to 18 km/h.
Saturday Night
Showers likely, mainly after 5am. Mostly cloudy, with a low around 19. South wind 16 to 18 km/h, with gusts as high as 40 km/h. Chance of precipitation is 60%.
Sunday
Showers. High near 27. Southwest wind around 23 km/h, with gusts as high as 45 km/h. Chance of precipitation is 80%.
Sunday Night
Showers likely, mainly before 7pm. Mostly cloudy, with a low around 18. Southwest wind 11 to 16 km/h, with gusts as high as 34 km/h. Chance of precipitation is 60%.
Monday
Mostly sunny, with a high near 24. North wind 14 to 16 km/h.
Monday Night
Mostly clear, with a low around 17. North wind 5 to 8 km/h.
Tuesday
Sunny, with a high near 25. North wind around 11 km/h.
Tuesday Night
Partly cloudy, with a low around 17. Calm wind.
Wednesday
Mostly sunny, with a high near 27. West wind 10 to 16 km/h becoming south in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
South Yarmouth MA
 41.67°N 70.2°W (Elev. 10 m)
Last Update:
4:55 am EDT Jun 27, 2024
Forecast Valid:
5am EDT Jun 27, 2024-6pm EDT Jul 3, 2024
 
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Additional Resources

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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