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.

Overcast

43°F

6°C

Humidity 93%
Wind Speed S 7 mph
Barometer 29.37 in (994.8 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 15 Jan 4:56 am EST
Extended Forecast for

Osterville MA

  • Today

    Today: Cloudy through mid morning, then gradual clearing, with a high near 48. Southwest wind 7 to 14 mph, with gusts as high as 26 mph.

    High: 48 °F

    Gradual
    Clearing

  • Tonight

    Tonight: Cloudy, then gradually becoming partly cloudy, with a low around 22. West wind 13 to 16 mph, with gusts as high as 33 mph.

    Low: 22 °F

    Decreasing
    Clouds

  • Friday

    Friday: Sunny, with a high near 35. West wind 14 to 17 mph, with gusts as high as 34 mph.

    High: 35 °F

    Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 29. Southwest wind 6 to 10 mph.

    Low: 29 °F

    Increasing
    Clouds

  • Saturday

    Saturday: A slight chance of snow before 10am, then a chance of rain between 10am and 4pm. Cloudy, with a high near 41. South wind 6 to 10 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 41 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Saturday Night

    Saturday Night: A slight chance of showers before 8pm. Mostly cloudy, with a low around 32. West wind around 7 mph. Chance of precipitation is 20%.

    Low: 32 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: A chance of snow before 11am, then a chance of rain between 11am and 4pm, then snow likely after 4pm. Mostly cloudy, with a high near 40. Southwest wind 6 to 9 mph. Chance of precipitation is 60%.

    High: 40 °F

    Chance
    Rain/Snow
    then
    Rain/Snow
    Likely

  • Sunday Night

    Sunday Night: Snow likely, mainly before 11pm. Mostly cloudy, with a low around 25. Northwest wind 8 to 10 mph. Chance of precipitation is 70%.

    Low: 25 °F

    Snow Likely
    then Chance
    Snow

  • M.L.King Day

    M.L.King Day: Mostly sunny, with a high near 33. West wind 10 to 14 mph, with gusts as high as 26 mph.

    High: 33 °F

    Mostly Sunny

Detailed Forecast

Today
Cloudy through mid morning, then gradual clearing, with a high near 48. Southwest wind 7 to 14 mph, with gusts as high as 26 mph.
Tonight
Cloudy, then gradually becoming partly cloudy, with a low around 22. West wind 13 to 16 mph, with gusts as high as 33 mph.
Friday
Sunny, with a high near 35. West wind 14 to 17 mph, with gusts as high as 34 mph.
Friday Night
Increasing clouds, with a low around 29. Southwest wind 6 to 10 mph.
Saturday
A slight chance of snow before 10am, then a chance of rain between 10am and 4pm. Cloudy, with a high near 41. South wind 6 to 10 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Saturday Night
A slight chance of showers before 8pm. Mostly cloudy, with a low around 32. West wind around 7 mph. Chance of precipitation is 20%.
Sunday
A chance of snow before 11am, then a chance of rain between 11am and 4pm, then snow likely after 4pm. Mostly cloudy, with a high near 40. Southwest wind 6 to 9 mph. Chance of precipitation is 60%.
Sunday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 25. Northwest wind 8 to 10 mph. Chance of precipitation is 70%.
M.L.King Day
Mostly sunny, with a high near 33. West wind 10 to 14 mph, with gusts as high as 26 mph.
Monday Night
Partly cloudy, with a low around 20. West wind around 14 mph.
Tuesday
Mostly sunny, with a high near 26. West wind 13 to 15 mph, with gusts as high as 28 mph.
Tuesday Night
Partly cloudy, with a low around 15. West wind around 14 mph, with gusts as high as 24 mph.
Wednesday
Mostly sunny, with a high near 28. West wind around 14 mph, with gusts as high as 25 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Osterville MA
 41.63°N 70.39°W (Elev. 33 ft)
Last Update:
2:24 am EST Jan 15, 2026
Forecast Valid:
5am EST Jan 15, 2026-6pm EST Jan 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation