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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

8°F

-13°C

Humidity 55%
Wind Speed W 6 mph
Barometer 30.05 in (1017.9 mb)
Dewpoint -5°F (-21°C)
Visibility 10.00 mi
Wind Chill-2°F (-19°C)
Last update 31 Jan 12:56 am EST
Extended Forecast for

Dennis MA

Coastal Flood Watch February 1, 08:00am until February 2, 02:00pm
Winter Weather Advisory February 1, 04:00am until February 2, 04:00am
Click here for hazard details and duration
Coastal Flood Watch
Winter Weather Advisory

  • Overnight

    Overnight: Partly cloudy, with a low around 9. Wind chill values as low as -4. West wind 11 to 13 mph.

    Low: 9 °F

    Partly Cloudy

  • Saturday

    Saturday: Increasing clouds, with a high near 26. Wind chill values as low as -4. West wind 5 to 10 mph.

    High: 26 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: A chance of snow, mainly after 1am. Cloudy, with a temperature rising to around 28 by 4am. Blustery, with a northeast wind 7 to 12 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 20 °F⇑

    Mostly Cloudy
    then Chance
    Snow and
    Blustery

  • Sunday

    Sunday: Snow. High near 31. Windy, with a north wind 24 to 32 mph, with gusts as high as 43 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 31 °F

    Snow and
    Windy

  • Sunday Night

    Sunday Night: Snow likely, mainly before 1am. Cloudy, with a low around 21. Windy, with a northwest wind 21 to 31 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 21 °F

    Snow Likely
    and Windy
    then Chance
    Snow and
    Blustery

  • Monday

    Monday: Partly sunny, with a high near 32. Northwest wind 10 to 18 mph.

    High: 32 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 22. Northwest wind 7 to 10 mph.

    Low: 22 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 31. Northwest wind 5 to 7 mph.

    High: 31 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 22. West wind around 7 mph.

    Low: 22 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 9. Wind chill values as low as -4. West wind 11 to 13 mph.
Saturday
Increasing clouds, with a high near 26. Wind chill values as low as -4. West wind 5 to 10 mph.
Saturday Night
A chance of snow, mainly after 1am. Cloudy, with a temperature rising to around 28 by 4am. Blustery, with a northeast wind 7 to 12 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Sunday
Snow. High near 31. Windy, with a north wind 24 to 32 mph, with gusts as high as 43 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Sunday Night
Snow likely, mainly before 1am. Cloudy, with a low around 21. Windy, with a northwest wind 21 to 31 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Monday
Partly sunny, with a high near 32. Northwest wind 10 to 18 mph.
Monday Night
Partly cloudy, with a low around 22. Northwest wind 7 to 10 mph.
Tuesday
Sunny, with a high near 31. Northwest wind 5 to 7 mph.
Tuesday Night
Partly cloudy, with a low around 22. West wind around 7 mph.
Wednesday
Mostly sunny, with a high near 32. West wind 6 to 8 mph.
Wednesday Night
Mostly cloudy, with a low around 22. Northwest wind 6 to 9 mph.
Thursday
Partly sunny, with a high near 30. Northwest wind around 10 mph.
Thursday Night
Mostly cloudy, with a low around 21. Northwest wind 8 to 10 mph.
Friday
Partly sunny, with a high near 32. West wind 10 to 13 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Dennis MA
 41.74°N 70.21°W (Elev. 30 ft)
Last Update:
12:08 am EST Jan 31, 2026
Forecast Valid:
1am EST Jan 31, 2026-6pm EST Feb 6, 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