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

46°F

8°C

Humidity 96%
Wind Speed Calm
Barometer 30.01 in (1016.3 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 17 Apr 9:56 pm EDT
Extended Forecast for

Barnstable MA

  • Tonight

    Tonight: Areas of fog after 2am. Otherwise, mostly cloudy, with a low around 46. North wind around 6 mph.

    Low: 46 °F

    Mostly Cloudy
    then Areas
    Fog

  • Saturday

    Saturday: Areas of fog before noon. Otherwise, cloudy, with a high near 49. Northeast wind 8 to 10 mph.

    High: 49 °F

    Areas Fog
    then Cloudy

  • Saturday Night

    Saturday Night: Showers likely, mainly after 4am. Areas of fog. Otherwise, cloudy, with a low around 42. Calm wind. Chance of precipitation is 60%.

    Low: 42 °F

    Showers
    Likely and
    Areas Fog

  • Sunday

    Sunday: Rain likely before 4pm, then rain and snow likely. Some thunder is also possible. Patchy fog before 9am, then patchy fog after 2pm. Otherwise, cloudy, with a high near 56. South wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 56 °F

    Rain/Snow
    Likely and
    Patchy Fog

  • Sunday Night

    Sunday Night: Rain and snow likely before 8pm, then a chance of rain between 8pm and 2am. Patchy fog before 8pm. Otherwise, mostly cloudy, with a low around 37. West wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 37 °F

    Rain/Snow
    Likely and
    Patchy Fog
    then Slight
    Chance Rain

  • Monday

    Monday: A slight chance of rain after 3pm. Mostly sunny, with a high near 45. Northwest wind around 8 mph. Chance of precipitation is 20%.

    High: 45 °F

    Sunny then
    Slight Chance
    Rain

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 36. Light and variable wind becoming north 5 to 7 mph in the evening.

    Low: 36 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 48. North wind around 8 mph.

    High: 48 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 39. Southwest wind around 8 mph.

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

Tonight
Areas of fog after 2am. Otherwise, mostly cloudy, with a low around 46. North wind around 6 mph.
Saturday
Areas of fog before noon. Otherwise, cloudy, with a high near 49. Northeast wind 8 to 10 mph.
Saturday Night
Showers likely, mainly after 4am. Areas of fog. Otherwise, cloudy, with a low around 42. Calm wind. Chance of precipitation is 60%.
Sunday
Rain likely before 4pm, then rain and snow likely. Some thunder is also possible. Patchy fog before 9am, then patchy fog after 2pm. Otherwise, cloudy, with a high near 56. South wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Sunday Night
Rain and snow likely before 8pm, then a chance of rain between 8pm and 2am. Patchy fog before 8pm. Otherwise, mostly cloudy, with a low around 37. West wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Monday
A slight chance of rain after 3pm. Mostly sunny, with a high near 45. Northwest wind around 8 mph. Chance of precipitation is 20%.
Monday Night
Mostly cloudy, with a low around 36. Light and variable wind becoming north 5 to 7 mph in the evening.
Tuesday
Mostly sunny, with a high near 48. North wind around 8 mph.
Tuesday Night
Partly cloudy, with a low around 39. Southwest wind around 8 mph.
Wednesday
Partly sunny, with a high near 55. Southwest wind around 10 mph.
Wednesday Night
Partly cloudy, with a low around 41. Southwest wind around 6 mph becoming northwest after midnight.
Thursday
Mostly sunny, with a high near 54. North wind 6 to 8 mph.
Thursday Night
Partly cloudy, with a low around 42. Southwest wind around 6 mph becoming northwest after midnight.
Friday
Partly sunny, with a high near 55. Northwest wind 6 to 8 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Barnstable MA
 41.71°N 70.31°W (Elev. 16 ft)
Last Update:
7:53 pm EDT Apr 17, 2026
Forecast Valid:
10pm EDT Apr 17, 2026-6pm EDT Apr 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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