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.

Partly Cloudy

39°F

4°C

Humidity 65%
Wind Speed NE 9 mph
Barometer 29.98 in (1015.2 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 21 Mar 10:56 pm EDT
Extended Forecast for

Osterville MA

  • Tonight

    Tonight: Mostly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Mostly Cloudy

  • Sunday

    Sunday: Rain likely, mainly after 1pm. Cloudy, with a high near 48. South wind 10 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 48 °F

    Rain Likely

  • Sunday Night

    Sunday Night: Rain, mainly before 4am. Low around 37. Southwest wind 6 to 9 mph becoming north after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 37 °F

    Rain

  • Monday

    Monday: A chance of rain showers before 1pm, then a chance of snow showers between 1pm and 5pm. Cloudy, with a high near 40. North wind 13 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 40 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Monday Night

    Monday Night: A chance of snow showers, mainly between 7pm and midnight. Mostly cloudy, with a low around 31. North wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 31 °F

    Chance Snow
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 40. North wind 6 to 8 mph.

    High: 40 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 32. Southwest wind 7 to 9 mph.

    Low: 32 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 45. Southwest wind 9 to 14 mph.

    High: 45 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 34. Southwest wind 8 to 10 mph.

    Low: 34 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 36. Calm wind.
Sunday
Rain likely, mainly after 1pm. Cloudy, with a high near 48. South wind 10 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Rain, mainly before 4am. Low around 37. Southwest wind 6 to 9 mph becoming north after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Monday
A chance of rain showers before 1pm, then a chance of snow showers between 1pm and 5pm. Cloudy, with a high near 40. North wind 13 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Monday Night
A chance of snow showers, mainly between 7pm and midnight. Mostly cloudy, with a low around 31. North wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Tuesday
Mostly sunny, with a high near 40. North wind 6 to 8 mph.
Tuesday Night
Partly cloudy, with a low around 32. Southwest wind 7 to 9 mph.
Wednesday
Partly sunny, with a high near 45. Southwest wind 9 to 14 mph.
Wednesday Night
Mostly cloudy, with a low around 34. Southwest wind 8 to 10 mph.
Thursday
Partly sunny, with a high near 48. South wind 9 to 11 mph.
Thursday Night
Rain likely. Mostly cloudy, with a low around 37. South wind 13 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 60%.
Friday
Rain likely. Mostly sunny, with a high near 46. North wind 11 to 13 mph. Chance of precipitation is 60%.
Friday Night
Partly cloudy, with a low around 26. North wind around 10 mph.
Saturday
Sunny, with a high near 39. North wind around 9 mph becoming west in the afternoon.
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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:
6:13 pm EDT Mar 21, 2026
Forecast Valid:
11pm EDT Mar 21, 2026-6pm EDT Mar 28, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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