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.

Overcast

21°F

-6°C

Humidity 71%
Wind Speed NE 6 mph
Barometer 30.54 in (1034.2 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 25 Jan 9:56 am EST
Extended Forecast for

Dennis MA

Winter Storm Warning until January 26, 08:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning until January 26, 08:00pm

    NOW until 8:00pm Mon

    Winter Storm Warning

  • Today

    High: 29 °F

    Heavy Snow

  • Tonight

    Tonight: Snow and sleet before midnight, then rain and sleet. The snow could be heavy at times. Temperature rising to around 35 by 4am. Breezy, with an east wind 20 to 24 mph. Chance of precipitation is 100%. New snow and sleet accumulation of 5 to 9 inches possible.

    Low: 28 °F⇑

    Wintry Mix
    and Breezy

  • Monday

    Monday: A chance of rain, snow, and sleet before 11am, then rain likely between 11am and 1pm, then snow likely after 1pm. Cloudy, with a high near 36. North wind 11 to 16 mph. Chance of precipitation is 60%. New snow and sleet accumulation of less than a half inch possible.

    High: 36 °F

    Wintry Mix
    Likely

  • Monday Night

    Monday Night: A chance of snow, mainly before 4am. Cloudy, then gradually becoming partly cloudy, with a low around 15. Wind chill values as low as -1. Blustery, with a northwest wind 15 to 23 mph. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.

    Low: 15 °F

    Chance Snow
    and Blustery

  • Tuesday

    Tuesday: Mostly sunny, with a high near 24. Blustery, with a west wind 13 to 21 mph.

    High: 24 °F

    Mostly Sunny
    and Blustery
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 13. West wind around 14 mph.

    Low: 13 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 24. West wind 11 to 14 mph.

    High: 24 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 16. West wind 8 to 10 mph.

    Low: 16 °F

    Mostly Cloudy

Detailed Forecast

Today
Snow. The snow could be heavy at times. High near 29. East wind 6 to 14 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 7 to 11 inches possible.
Tonight
Snow and sleet before midnight, then rain and sleet. The snow could be heavy at times. Temperature rising to around 35 by 4am. Breezy, with an east wind 20 to 24 mph. Chance of precipitation is 100%. New snow and sleet accumulation of 5 to 9 inches possible.
Monday
A chance of rain, snow, and sleet before 11am, then rain likely between 11am and 1pm, then snow likely after 1pm. Cloudy, with a high near 36. North wind 11 to 16 mph. Chance of precipitation is 60%. New snow and sleet accumulation of less than a half inch possible.
Monday Night
A chance of snow, mainly before 4am. Cloudy, then gradually becoming partly cloudy, with a low around 15. Wind chill values as low as -1. Blustery, with a northwest wind 15 to 23 mph. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.
Tuesday
Mostly sunny, with a high near 24. Blustery, with a west wind 13 to 21 mph.
Tuesday Night
Mostly cloudy, with a low around 13. West wind around 14 mph.
Wednesday
Mostly sunny, with a high near 24. West wind 11 to 14 mph.
Wednesday Night
Mostly cloudy, with a low around 16. West wind 8 to 10 mph.
Thursday
Mostly cloudy, with a high near 24. Northwest wind 10 to 13 mph.
Thursday Night
Mostly cloudy, with a low around 11. Northwest wind 14 to 16 mph.
Friday
Mostly sunny, with a high near 24. West wind around 15 mph.
Friday Night
Mostly cloudy, with a low around 15. Northwest wind 11 to 14 mph.
Saturday
Mostly sunny, with a high near 28. Northwest wind 9 to 11 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:
10:03 am EST Jan 25, 2026
Forecast Valid:
10am EST Jan 25, 2026-6pm EST Jan 31, 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