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 SW 5 mph
Barometer 30.01 in (1016.3 mb)
Dewpoint 41°F (5°C)
Visibility 7.00 mi
Wind Chill40°F (4°C)
Last update 9 Mar 10:56 pm EDT
Extended Forecast for

Osterville MA

  • Tonight

    Tonight: Patchy fog. Otherwise, mostly cloudy, with a low around 37. Southwest wind around 9 mph.

    Low: 37 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 11am. Otherwise, partly sunny, with a high near 46. Southwest wind 9 to 13 mph.

    High: 46 °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 10 mph.

    Low: 38 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 1pm. Otherwise, cloudy, with a high near 49. South wind 5 to 9 mph.

    High: 49 °F

    Patchy Fog

  • 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 43. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.

    Low: 43 °F

    Rain Likely
    and Patchy
    Fog

  • Thursday

    Thursday: Rain likely, mainly before 7am. Mostly cloudy, with a high near 50. West wind 15 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 60%.

    High: 50 °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 30. Northwest wind around 15 mph. Chance of precipitation is 40%.

    Low: 30 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Friday

    Friday: Mostly sunny, with a high near 41. Northwest wind 9 to 13 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 36. South wind 14 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 40%.

    Low: 36 °F

    Chance
    Rain/Snow
    then Chance
    Rain

Detailed Forecast

Tonight
Patchy fog. Otherwise, mostly cloudy, with a low around 37. Southwest wind around 9 mph.
Tuesday
Patchy fog before 11am. Otherwise, partly sunny, with a high near 46. Southwest wind 9 to 13 mph.
Tuesday Night
Patchy fog after 9pm. Otherwise, cloudy, with a low around 38. Southwest wind 6 to 10 mph.
Wednesday
Patchy fog before 1pm. Otherwise, cloudy, with a high near 49. South wind 5 to 9 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 43. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.
Thursday
Rain likely, mainly before 7am. Mostly cloudy, with a high near 50. West wind 15 to 18 mph, with gusts as high as 28 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 30. Northwest wind around 15 mph. Chance of precipitation is 40%.
Friday
Mostly sunny, with a high near 41. Northwest wind 9 to 13 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 36. South wind 14 to 18 mph, with gusts as high as 29 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 17 mph. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 33. Northwest wind 7 to 9 mph.
Sunday
Mostly cloudy, with a high near 45. North wind 7 to 15 mph becoming southeast in the morning.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 39. Breezy, with a south wind 20 to 25 mph, with gusts as high as 38 mph. Chance of precipitation is 40%.
Monday
Rain likely. Cloudy, with a high near 47. Breezy, with a south wind 20 to 24 mph, with gusts as high as 37 mph. Chance of precipitation is 70%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Osterville MA
 41.61°N 70.39°W (Elev. 0 ft)
Last Update:
10:48 pm EDT Mar 9, 2026
Forecast Valid:
11pm EDT Mar 9, 2026-6pm EDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation