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.

Mostly Cloudy

55°F

13°C

Humidity 77%
Wind Speed SW 14 G 22 mph
Barometer 29.94 in (1013.8 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 31 Mar 4:56 pm EDT
Extended Forecast for

Osterville MA

  • This Afternoon

    This Afternoon: Isolated showers. Mostly sunny, with a high near 54. Southwest wind around 9 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    High: 54 °F

    Isolated
    Showers

  • Tonight

    Tonight: Scattered showers, mainly between 2am and 3am. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 48. Southwest wind 5 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Scattered
    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: Showers likely, mainly after 4pm. Mostly cloudy, with a high near 53. Southwest wind around 14 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 53 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers, mainly before 3am. Patchy fog before 9pm. Low around 37. Northeast wind 8 to 10 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 37 °F

    Showers and
    Patchy Fog

  • Thursday

    Thursday: A chance of showers, mainly after 2pm. Cloudy, with a high near 42. Northeast wind 11 to 13 mph. Chance of precipitation is 30%.

    High: 42 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A slight chance of showers. Cloudy, with a low around 37. Northeast wind 6 to 9 mph. Chance of precipitation is 20%.

    Low: 37 °F

    Slight Chance
    Showers

  • Friday

    Friday: Mostly cloudy, with a high near 52. Southeast wind 6 to 13 mph becoming southwest in the afternoon.

    High: 52 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 44. Southwest wind 11 to 14 mph, with gusts as high as 24 mph.

    Low: 44 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 54. West wind around 10 mph becoming northeast in the afternoon.

    High: 54 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Isolated showers. Mostly sunny, with a high near 54. Southwest wind around 9 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Tonight
Scattered showers, mainly between 2am and 3am. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 48. Southwest wind 5 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Showers likely, mainly after 4pm. Mostly cloudy, with a high near 53. Southwest wind around 14 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Showers, mainly before 3am. Patchy fog before 9pm. Low around 37. Northeast wind 8 to 10 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
A chance of showers, mainly after 2pm. Cloudy, with a high near 42. Northeast wind 11 to 13 mph. Chance of precipitation is 30%.
Thursday Night
A slight chance of showers. Cloudy, with a low around 37. Northeast wind 6 to 9 mph. Chance of precipitation is 20%.
Friday
Mostly cloudy, with a high near 52. Southeast wind 6 to 13 mph becoming southwest in the afternoon.
Friday Night
Mostly cloudy, with a low around 44. Southwest wind 11 to 14 mph, with gusts as high as 24 mph.
Saturday
Partly sunny, with a high near 54. West wind around 10 mph becoming northeast in the afternoon.
Saturday Night
Mostly cloudy, with a low around 42. East wind around 9 mph becoming south after midnight.
Sunday
A chance of rain. Mostly cloudy, with a high near 55. South wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 42. Southwest wind 11 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 50%.
Monday
A chance of rain. Mostly cloudy, with a high near 49. Northwest wind around 10 mph. Chance of precipitation is 40%.
Monday Night
A chance of rain. Mostly cloudy, with a low around 37. Northwest wind around 8 mph. Chance of precipitation is 30%.
Tuesday
A chance of rain. Mostly sunny, with a high near 45.
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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:
6:35 am EDT Mar 31, 2026
Forecast Valid:
5pm EDT Mar 31, 2026-6pm EDT Apr 7, 2026
 
Forecast Discussion
 
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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