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.

Fair

43°F

6°C

Humidity 93%
Wind Speed S 7 mph
Barometer 29.99 in (1015.8 mb)
Dewpoint 41°F (5°C)
Visibility 7.00 mi
Wind Chill39°F (4°C)
Last update 9 Mar 9:56 pm EDT
Extended Forecast for

Osterville MA

  • Tonight

    Tonight: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 38. Southwest wind around 9 mph.

    Low: 38 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 10am. Otherwise, partly sunny, with a high near 48. Southwest wind 9 to 13 mph.

    High: 48 °F

    Patchy Fog
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 9pm. Otherwise, cloudy, with a low around 38. Southwest wind 6 to 11 mph.

    Low: 38 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 11am. Otherwise, cloudy, with a high near 49. South wind 5 to 10 mph.

    High: 49 °F

    Patchy Fog
    then Cloudy

  • Wednesday Night

    Wednesday Night: A slight chance of rain or light rain before 8pm, then rain likely, mainly after 2am. Patchy fog between 7pm and 8pm. Otherwise, cloudy, with a low around 42. South wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.

    Low: 42 °F

    Slight Chance
    Rain and
    Patchy Fog
    then Rain
    Likely

  • Thursday

    Thursday: Rain likely, mainly before 7am. Mostly cloudy, with a high near 51. West wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.

    High: 51 °F

    Rain Likely

  • Thursday Night

    Thursday Night: A chance of rain and snow before 11pm, then a chance of snow between 11pm and 1am. Mostly cloudy, with a low around 28. Northwest wind 11 to 13 mph. Chance of precipitation is 40%.

    Low: 28 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Friday

    Friday: Mostly sunny, with a high near 41. West wind 8 to 10 mph becoming southwest in the afternoon.

    High: 41 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of rain and snow between 9pm and 11pm, then a chance of rain after 11pm. Mostly cloudy, with a low around 33. South wind 11 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.

    Low: 33 °F

    Chance
    Rain/Snow
    then Chance
    Rain

Detailed Forecast

Tonight
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 38. Southwest wind around 9 mph.
Tuesday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 48. Southwest wind 9 to 13 mph.
Tuesday Night
Patchy fog after 9pm. Otherwise, cloudy, with a low around 38. Southwest wind 6 to 11 mph.
Wednesday
Patchy fog before 11am. Otherwise, cloudy, with a high near 49. South wind 5 to 10 mph.
Wednesday Night
A slight chance of rain or light rain before 8pm, then rain likely, mainly after 2am. Patchy fog between 7pm and 8pm. Otherwise, cloudy, with a low around 42. South wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Thursday
Rain likely, mainly before 7am. Mostly cloudy, with a high near 51. West wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.
Thursday Night
A chance of rain and snow before 11pm, then a chance of snow between 11pm and 1am. Mostly cloudy, with a low around 28. Northwest wind 11 to 13 mph. Chance of precipitation is 40%.
Friday
Mostly sunny, with a high near 41. West wind 8 to 10 mph becoming southwest in the afternoon.
Friday Night
A chance of rain and snow between 9pm and 11pm, then a chance of rain after 11pm. Mostly cloudy, with a low around 33. South wind 11 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.
Saturday
A chance of rain and snow before 9am. Mostly sunny, with a high near 44. West wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 31. Northwest wind 6 to 8 mph.
Sunday
Mostly cloudy, with a high near 46. North wind 6 to 13 mph becoming southeast in the afternoon.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 38. Breezy, with a south wind 16 to 20 mph, with gusts as high as 34 mph. Chance of precipitation is 40%.
Monday
Rain likely. Cloudy, with a high near 48. Breezy, with a south wind 16 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 70%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Osterville MA
 41.63°N 70.39°W (Elev. 33 ft)
Last Update:
10:48 pm EDT Mar 9, 2026
Forecast Valid:
10pm EDT Mar 9, 2026-6pm EDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation