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

24°C

75°F

Humidity 79%
Wind Speed S 17 km/h
Barometer 1018.1 mb (30.06 in)
Dewpoint 20°C (68°F)
Visibility 16 km
Last update 14 Jul 2:56 pm EDT
Extended Forecast for

Barnstable MA

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly after 4am. Patchy fog after midnight. Otherwise, increasing clouds, with a low around 21. Southwest wind 10 to 14 km/h. Chance of precipitation is 30%.

    Low: 21 °C

    Mostly Cloudy
    then Chance
    T-storms and
    Patchy Fog

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, mainly before 10am. Patchy fog before noon. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 28. Southwest wind 10 to 16 km/h. Chance of precipitation is 40%.

    High: 28 °C

    Chance
    T-storms and
    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 2am. Otherwise, partly cloudy, with a low around 21. Southwest wind around 10 km/h.

    Low: 21 °C

    Partly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 7am. Otherwise, mostly sunny, with a high near 29. Southwest wind 10 to 16 km/h.

    High: 29 °C

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 22. Southwest wind 11 to 13 km/h.

    Low: 22 °C

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 29. Southwest wind 13 to 23 km/h. Chance of precipitation is 20%.

    High: 29 °C

    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 22. Southwest wind 13 to 18 km/h.

    Low: 22 °C

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 31. West wind 11 to 18 km/h.

    High: 31 °C

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 20. West wind 8 to 10 km/h becoming north after midnight.

    Low: 20 °C

    Mostly Cloudy

Detailed Forecast

Tonight
A chance of showers and thunderstorms, mainly after 4am. Patchy fog after midnight. Otherwise, increasing clouds, with a low around 21. Southwest wind 10 to 14 km/h. Chance of precipitation is 30%.
Tuesday
A chance of showers and thunderstorms, mainly before 10am. Patchy fog before noon. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 28. Southwest wind 10 to 16 km/h. Chance of precipitation is 40%.
Tuesday Night
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 21. Southwest wind around 10 km/h.
Wednesday
Patchy fog before 7am. Otherwise, mostly sunny, with a high near 29. Southwest wind 10 to 16 km/h.
Wednesday Night
Mostly cloudy, with a low around 22. Southwest wind 11 to 13 km/h.
Thursday
A slight chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 29. Southwest wind 13 to 23 km/h. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 22. Southwest wind 13 to 18 km/h.
Friday
Mostly sunny, with a high near 31. West wind 11 to 18 km/h.
Friday Night
Mostly cloudy, with a low around 20. West wind 8 to 10 km/h becoming north after midnight.
Saturday
Mostly sunny, with a high near 27. North wind 10 to 13 km/h.
Saturday Night
Partly cloudy, with a low around 19. Southeast wind 5 to 8 km/h becoming southwest after midnight.
Sunday
Partly sunny, with a high near 27. South wind 8 to 14 km/h.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 20. South wind around 11 km/h. Chance of precipitation is 30%.
Monday
A chance of showers. Mostly sunny, with a high near 28. West wind 11 to 16 km/h becoming north in the afternoon. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Barnstable MA
 41.71°N 70.31°W (Elev. 16 m)
Last Update:
2:03 pm EDT Jul 14, 2025
Forecast Valid:
3pm EDT Jul 14, 2025-6pm EDT Jul 21, 2025
 
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