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.

Fog/Mist

65°F

18°C

Humidity 100%
Wind Speed S 3 mph
Barometer 30.09 in (1019.1 mb)
Dewpoint 65°F (18°C)
Visibility 5.00 mi
Last update 12 Jul 3:56 am EDT
Extended Forecast for

Yarmouth MA

  • Today

    Today: Patchy fog before 11am. Otherwise, partly sunny, with a high near 75. Calm wind becoming southeast 5 to 9 mph in the morning.

    High: 75 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Patchy fog. Otherwise, mostly cloudy, with a low around 64. East wind 3 to 6 mph.

    Low: 64 °F

    Patchy Fog

  • Sunday

    Sunday: Cloudy, then gradually becoming mostly sunny, with a high near 78. Southeast wind 6 to 9 mph.

    High: 78 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 66. Southeast wind around 6 mph becoming calm in the evening.

    Low: 66 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 81. South wind 3 to 8 mph.

    High: 81 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 70. Southwest wind around 6 mph.

    Low: 70 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 86. Southwest wind 5 to 8 mph.

    High: 86 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 70. Southwest wind around 6 mph.

    Low: 70 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 86. Southwest wind 5 to 9 mph.

    High: 86 °F

    Mostly Sunny

Detailed Forecast

Today
Patchy fog before 11am. Otherwise, partly sunny, with a high near 75. Calm wind becoming southeast 5 to 9 mph in the morning.
Tonight
Patchy fog. Otherwise, mostly cloudy, with a low around 64. East wind 3 to 6 mph.
Sunday
Cloudy, then gradually becoming mostly sunny, with a high near 78. Southeast wind 6 to 9 mph.
Sunday Night
Partly cloudy, with a low around 66. Southeast wind around 6 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 81. South wind 3 to 8 mph.
Monday Night
Mostly cloudy, with a low around 70. Southwest wind around 6 mph.
Tuesday
Mostly sunny, with a high near 86. Southwest wind 5 to 8 mph.
Tuesday Night
Mostly clear, with a low around 70. Southwest wind around 6 mph.
Wednesday
Mostly sunny, with a high near 86. Southwest wind 5 to 9 mph.
Wednesday Night
Mostly cloudy, with a low around 71. Southwest wind around 7 mph.
Thursday
Partly sunny, with a high near 86. Southwest wind 7 to 11 mph.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 71. Southwest wind around 9 mph. Chance of precipitation is 30%.
Friday
A chance of showers. Partly sunny, with a high near 84. Southwest wind 8 to 11 mph. Chance of precipitation is 30%.
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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:
2:00 am EDT Jul 12, 2025
Forecast Valid:
4am EDT Jul 12, 2025-6pm EDT Jul 18, 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