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Hazardous Weather Conditions

Current conditions at

Hyannis, Barnstable Municipal-Boardman Airport (KHYA)

Lat: 41.67°NLon: 70.27°WElev: 49ft.

Fair

15°F

-9°C

Humidity 49%
Wind Speed W 13 G 23 mph
Barometer 29.95 in (1014.4 mb)
Dewpoint -1°F (-18°C)
Visibility 10.00 mi
Wind Chill1°F (-17°C)
Last update 30 Jan 12:56 am EST
Extended Forecast for

Dennis MA

Coastal Flood Watch February 1, 08:00am until February 2, 02:00pm
Winter Storm Watch February 1, 04:00am until February 2, 04:00am
Cold Weather Advisory January 30, 01:15am until January 30, 11:00am
Click here for hazard details and duration
Coastal Flood Watch
Winter Storm Watch
Cold Weather Advisory
  •  
    Cold Weather Advisory January 30, 01:15am until January 30, 11:00am

    NOW until 11:00am Fri

    Cold Weather Advisory

  • Overnight

    Low: 8 °F

    Mostly Clear
    and Breezy

  • Friday

    Friday: Sunny, with a high near 16. Wind chill values as low as -11. Breezy, with a west wind 16 to 21 mph.

    High: 16 °F

    Sunny and
    Breezy then
    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 9. Wind chill values as low as -4. West wind 10 to 16 mph.

    Low: 9 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 26. Wind chill values as low as -4. West wind 5 to 9 mph.

    High: 26 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of snow, mainly after 2am. Cloudy, with a low around 17. Blustery, with a northeast wind 6 to 11 mph increasing to 15 to 20 mph after midnight. Chance of precipitation is 40%. New snow accumulation of less than one inch possible.

    Low: 17 °F

    Mostly Cloudy
    then Chance
    Snow and
    Blustery

  • Sunday

    Sunday: Snow. High near 30. Windy, with a north wind 25 to 34 mph, with gusts as high as 45 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.

    High: 30 °F

    Snow and
    Windy

  • Sunday Night

    Sunday Night: Snow likely, mainly before 1am. Cloudy, with a low around 21. Windy, with a north wind 23 to 33 mph, with gusts as high as 43 mph. Chance of precipitation is 70%.

    Low: 21 °F

    Snow Likely
    and Windy

  • Monday

    Monday: Partly sunny, with a high near 32. Breezy, with a northwest wind 13 to 20 mph.

    High: 32 °F

    Partly Sunny
    and Breezy
    then Mostly
    Sunny

Detailed Forecast

Overnight
Mostly clear, with a low around 8. Wind chill values as low as -8. Breezy, with a west wind around 21 mph.
Friday
Sunny, with a high near 16. Wind chill values as low as -11. Breezy, with a west wind 16 to 21 mph.
Friday Night
Mostly cloudy, with a low around 9. Wind chill values as low as -4. West wind 10 to 16 mph.
Saturday
Mostly sunny, with a high near 26. Wind chill values as low as -4. West wind 5 to 9 mph.
Saturday Night
A chance of snow, mainly after 2am. Cloudy, with a low around 17. Blustery, with a northeast wind 6 to 11 mph increasing to 15 to 20 mph after midnight. Chance of precipitation is 40%. New snow accumulation of less than one inch possible.
Sunday
Snow. High near 30. Windy, with a north wind 25 to 34 mph, with gusts as high as 45 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.
Sunday Night
Snow likely, mainly before 1am. Cloudy, with a low around 21. Windy, with a north wind 23 to 33 mph, with gusts as high as 43 mph. Chance of precipitation is 70%.
Monday
Partly sunny, with a high near 32. Breezy, with a northwest wind 13 to 20 mph.
Monday Night
Partly cloudy, with a low around 22. Northwest wind around 10 mph.
Tuesday
Mostly sunny, with a high near 32. West wind 6 to 8 mph.
Tuesday Night
Partly cloudy, with a low around 22. Northwest wind 6 to 8 mph.
Wednesday
Mostly sunny, with a high near 30. Northwest wind 6 to 8 mph.
Wednesday Night
Mostly cloudy, with a low around 22. Northwest wind around 7 mph.
Thursday
A chance of snow. Partly sunny, with a high near 32. Northwest wind 8 to 10 mph. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Dennis MA
 41.74°N 70.21°W (Elev. 30 ft)
Last Update:
12:36 am EST Jan 30, 2026
Forecast Valid:
1am EST Jan 30, 2026-6pm EST Feb 5, 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