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Hazardous Weather Conditions

Current conditions at

Hyannis, Barnstable Municipal-Boardman Airport (KHYA)

Lat: 41.67°NLon: 70.27°WElev: 49ft.

Overcast

65°F

18°C

Humidity 78%
Wind Speed NE 16 G 29 mph
Barometer 29.89 in (1012.2 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 21 Aug 5:56 pm EDT
Extended Forecast for

Hyannis MA

High Surf Advisory August 21, 06:10pm until August 23, 08:00pm
Wind Advisory until August 22, 02:00pm
Click here for hazard details and duration
High Surf Advisory
Wind Advisory
  •  
    High Surf Advisory August 21, 06:10pm until August 23, 08:00pm
    Wind Advisory until August 22, 02:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Tonight

    Low: 62 °F

    Decreasing
    Clouds and
    Breezy

  • Friday

    Friday: Sunny, with a high near 74. Breezy, with a north wind 16 to 21 mph, with gusts as high as 32 mph.

    High: 74 °F

    Sunny and
    Breezy then
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 63. North wind around 6 mph becoming southwest after midnight.

    Low: 63 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 79. South wind 6 to 11 mph.

    High: 79 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 66. South wind around 10 mph.

    Low: 66 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 78. South wind 9 to 14 mph.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 66. South wind 8 to 10 mph.

    Low: 66 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of showers. Partly sunny, with a high near 78. South wind 8 to 10 mph. Chance of precipitation is 50%.

    High: 78 °F

    Chance
    Showers

Detailed Forecast

Tonight
Cloudy, then gradually becoming partly cloudy, with a low around 62. Breezy, with a northeast wind 18 to 22 mph, with gusts as high as 36 mph.
Friday
Sunny, with a high near 74. Breezy, with a north wind 16 to 21 mph, with gusts as high as 32 mph.
Friday Night
Mostly clear, with a low around 63. North wind around 6 mph becoming southwest after midnight.
Saturday
Sunny, with a high near 79. South wind 6 to 11 mph.
Saturday Night
Mostly clear, with a low around 66. South wind around 10 mph.
Sunday
Sunny, with a high near 78. South wind 9 to 14 mph.
Sunday Night
Mostly cloudy, with a low around 66. South wind 8 to 10 mph.
Monday
A chance of showers. Partly sunny, with a high near 78. South wind 8 to 10 mph. Chance of precipitation is 50%.
Monday Night
A chance of showers before 11pm. Partly cloudy, with a low around 63. Southwest wind around 7 mph. Chance of precipitation is 30%.
Tuesday
Sunny, with a high near 78. Southwest wind 8 to 11 mph.
Tuesday Night
Mostly clear, with a low around 61. West wind 8 to 10 mph.
Wednesday
Sunny, with a high near 75. West wind around 10 mph.
Wednesday Night
Mostly clear, with a low around 60. Northwest wind 6 to 8 mph.
Thursday
Sunny, with a high near 75. Northwest wind 6 to 10 mph becoming southwest in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hyannis MA
 41.66°N 70.29°W (Elev. 39 ft)
Last Update:
2:36 pm EDT Aug 21, 2025
Forecast Valid:
6pm EDT Aug 21, 2025-6pm EDT Aug 28, 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