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

56°F

13°C

Humidity 77%
Wind Speed SW 7 mph
Barometer 29.85 in (1010.9 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 15 Apr 4:56 am EDT
Extended Forecast for

Osterville MA

  • Today

    Today: Mostly sunny, with a high near 62. Calm wind becoming southeast 5 to 8 mph in the afternoon.

    High: 62 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms. Patchy fog. Otherwise, cloudy, with a low around 48. South wind 5 to 8 mph becoming west after midnight. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 48 °F

    Chance
    T-storms and
    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 59. Southwest wind 6 to 9 mph becoming northwest in the morning.

    High: 59 °F

    Patchy Fog
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers. Mostly cloudy, with a low around 48. Southwest wind 6 to 8 mph. Chance of precipitation is 20%.

    Low: 48 °F

    Slight Chance
    Showers

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 5pm. Mostly cloudy, with a high near 62. Southwest wind 6 to 8 mph. Chance of precipitation is 40%.

    High: 62 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 1am. Mostly cloudy, with a low around 45. North wind around 6 mph. Chance of precipitation is 20%.

    Low: 45 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday

    Saturday: Mostly cloudy, with a high near 53. Northeast wind around 7 mph.

    High: 53 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 45. Northeast wind around 5 mph becoming light and variable.

    Low: 45 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers after 9am. Mostly cloudy, with a high near 56. South wind 7 to 13 mph. Chance of precipitation is 40%.

    High: 56 °F

    Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 62. Calm wind becoming southeast 5 to 8 mph in the afternoon.
Tonight
A chance of showers and thunderstorms. Patchy fog. Otherwise, cloudy, with a low around 48. South wind 5 to 8 mph becoming west after midnight. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 59. Southwest wind 6 to 9 mph becoming northwest in the morning.
Thursday Night
A slight chance of showers. Mostly cloudy, with a low around 48. Southwest wind 6 to 8 mph. Chance of precipitation is 20%.
Friday
A chance of showers, with thunderstorms also possible after 5pm. Mostly cloudy, with a high near 62. Southwest wind 6 to 8 mph. Chance of precipitation is 40%.
Friday Night
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 1am. Mostly cloudy, with a low around 45. North wind around 6 mph. Chance of precipitation is 20%.
Saturday
Mostly cloudy, with a high near 53. Northeast wind around 7 mph.
Saturday Night
Mostly cloudy, with a low around 45. Northeast wind around 5 mph becoming light and variable.
Sunday
A chance of showers after 9am. Mostly cloudy, with a high near 56. South wind 7 to 13 mph. Chance of precipitation is 40%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 39. West wind 11 to 13 mph. Chance of precipitation is 50%.
Monday
A chance of showers. Partly sunny, with a high near 49. West wind around 14 mph. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 34. Northwest wind around 10 mph.
Tuesday
Sunny, with a high near 49. West wind around 10 mph.
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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:
2:29 am EDT Apr 15, 2026
Forecast Valid:
5am EDT Apr 15, 2026-6pm EDT Apr 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation