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

50°F

10°C

Humidity 89%
Wind Speed SW 6 mph
Barometer 29.93 in (1013.5 mb)
Dewpoint 47°F (8°C)
Visibility 8.00 mi
Wind Chill48°F (9°C)
Last update 14 Apr 1:56 am EDT
Extended Forecast for

Yarmouth MA

  • Overnight

    Overnight: Partly cloudy, with a low around 50. West wind around 6 mph.

    Low: 50 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Patchy fog before 7am. Otherwise, mostly sunny, with a high near 65. Calm wind becoming south around 6 mph in the afternoon.

    High: 65 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 49. Southwest wind around 6 mph. Chance of precipitation is 20%.

    Low: 49 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 62. Northwest wind 5 to 8 mph becoming south in the afternoon.

    High: 62 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 47. West wind 3 to 6 mph. Chance of precipitation is 40%.

    Low: 47 °F

    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers before 10am. Mostly cloudy, with a high near 62. Southwest wind 3 to 8 mph. Chance of precipitation is 20%.

    High: 62 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 49. Southwest wind around 6 mph.

    Low: 49 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of showers after 11am. Mostly cloudy, with a high near 62. Southwest wind 5 to 7 mph becoming southeast in the afternoon. Chance of precipitation is 30%.

    High: 62 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers before midnight. Mostly cloudy, with a low around 42. Southeast wind around 5 mph becoming northeast after midnight. Chance of precipitation is 30%.

    Low: 42 °F

    Chance
    Showers then
    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 50. West wind around 6 mph.
Tuesday
Patchy fog before 7am. Otherwise, mostly sunny, with a high near 65. Calm wind becoming south around 6 mph in the afternoon.
Tuesday Night
A slight chance of showers and thunderstorms before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 49. Southwest wind around 6 mph. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 62. Northwest wind 5 to 8 mph becoming south in the afternoon.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 47. West wind 3 to 6 mph. Chance of precipitation is 40%.
Thursday
A slight chance of showers before 10am. Mostly cloudy, with a high near 62. Southwest wind 3 to 8 mph. Chance of precipitation is 20%.
Thursday Night
Mostly cloudy, with a low around 49. Southwest wind around 6 mph.
Friday
A chance of showers after 11am. Mostly cloudy, with a high near 62. Southwest wind 5 to 7 mph becoming southeast in the afternoon. Chance of precipitation is 30%.
Friday Night
A chance of showers before midnight. Mostly cloudy, with a low around 42. Southeast wind around 5 mph becoming northeast after midnight. Chance of precipitation is 30%.
Saturday
Mostly cloudy, with a high near 53. Northeast wind 6 to 8 mph.
Saturday Night
Cloudy, with a low around 44. East wind around 5 mph becoming southeast after midnight.
Sunday
A chance of showers. Mostly cloudy, with a high near 57. South wind 6 to 10 mph. Chance of precipitation is 30%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 41. West wind around 9 mph. Chance of precipitation is 50%.
Monday
Partly sunny, with a high near 53. West wind 9 to 11 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Yarmouth MA
 41.69°N 70.22°W (Elev. 33 ft)
Last Update:
2:42 am EDT Apr 14, 2026
Forecast Valid:
2am EDT Apr 14, 2026-6pm EDT Apr 20, 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