National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Hyannis, Barnstable Municipal-Boardman Airport (KHYA)

Lat: 41.67°NLon: 70.27°WElev: 49ft.

Fair

25°F

-4°C

Humidity 88%
Wind Speed Calm
Barometer 30.16 in (1021.4 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Last update 22 Feb 12:56 am EST
Extended Forecast for

Dennis MA

Blizzard Warning February 22, 04:00pm until February 24, 07:00am
Coastal Flood Warning February 23, 01:00am until February 23, 07:00am
Click here for hazard details and duration
Blizzard Warning
Coastal Flood Warning

  • Overnight

    Overnight: Partly cloudy, with a low around 28. Light northeast wind.

    Low: 28 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 36. East wind 6 to 13 mph.

    High: 36 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Snow, mainly after 11pm. The snow could be heavy at times. Areas of blowing snow after 11pm. Low around 31. Very windy, with an east wind 18 to 28 mph increasing to 30 to 40 mph. Winds could gust as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    Low: 31 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Monday

    Monday: Snow before 9am, then snow, possibly mixed with rain. The snow could be heavy at times. Areas of blowing snow. High near 35. Very windy, with a northeast wind 43 to 45 mph, with gusts as high as 70 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    High: 35 °F

    Rain/Snow and
    Areas Blowing
    Snow

  • Monday Night

    Monday Night: Snow, mainly before 10pm. The snow could be heavy at times. Areas of blowing snow before 10pm. Low around 23. Windy, with a northwest wind 34 to 39 mph decreasing to 20 to 25 mph after midnight. Winds could gust as high as 55 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 23 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Tuesday

    Tuesday: Mostly sunny, with a high near 31. Northwest wind 11 to 18 mph.

    High: 31 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 19. West wind 7 to 11 mph.

    Low: 19 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of snow before 10am, then rain likely, possibly mixed with snow between 10am and 1pm, then rain likely after 1pm. Mostly cloudy, with a high near 38. Southwest wind 7 to 14 mph. Chance of precipitation is 60%.

    High: 38 °F

    Rain/Snow
    Likely

  • Wednesday Night

    Wednesday Night: A chance of rain before 9pm. Partly cloudy, with a low around 30. Southwest wind around 10 mph. Chance of precipitation is 40%.

    Low: 30 °F

    Chance Rain
    then Partly
    Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 28. Light northeast wind.
Sunday
Mostly cloudy, with a high near 36. East wind 6 to 13 mph.
Sunday Night
Snow, mainly after 11pm. The snow could be heavy at times. Areas of blowing snow after 11pm. Low around 31. Very windy, with an east wind 18 to 28 mph increasing to 30 to 40 mph. Winds could gust as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Monday
Snow before 9am, then snow, possibly mixed with rain. The snow could be heavy at times. Areas of blowing snow. High near 35. Very windy, with a northeast wind 43 to 45 mph, with gusts as high as 70 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Monday Night
Snow, mainly before 10pm. The snow could be heavy at times. Areas of blowing snow before 10pm. Low around 23. Windy, with a northwest wind 34 to 39 mph decreasing to 20 to 25 mph after midnight. Winds could gust as high as 55 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Tuesday
Mostly sunny, with a high near 31. Northwest wind 11 to 18 mph.
Tuesday Night
Partly cloudy, with a low around 19. West wind 7 to 11 mph.
Wednesday
A chance of snow before 10am, then rain likely, possibly mixed with snow between 10am and 1pm, then rain likely after 1pm. Mostly cloudy, with a high near 38. Southwest wind 7 to 14 mph. Chance of precipitation is 60%.
Wednesday Night
A chance of rain before 9pm. Partly cloudy, with a low around 30. Southwest wind around 10 mph. Chance of precipitation is 40%.
Thursday
A chance of rain after 2pm. Partly sunny, with a high near 39. West wind 8 to 10 mph. Chance of precipitation is 30%.
Thursday Night
Rain and snow likely. Cloudy, with a low around 32. South wind 8 to 11 mph becoming southeast after midnight. Chance of precipitation is 70%.
Friday
A chance of rain. Mostly cloudy, with a high near 39. West wind 10 to 13 mph. Chance of precipitation is 50%.
Friday Night
Partly cloudy, with a low around 28. West wind 7 to 9 mph.
Saturday
Sunny, with a high near 39. South wind 6 to 11 mph.
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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:
1:10 am EST Feb 22, 2026
Forecast Valid:
1am EST Feb 22, 2026-6pm EST Feb 28, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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