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

13°F

-11°C

Humidity 51%
Wind Speed N 8 G 23 mph
Barometer 30.60 in (1036.4 mb)
Dewpoint -2°F (-19°C)
Visibility 10.00 mi
Wind Chill2°F (-17°C)
Last update 24 Jan 11:56 pm EST
Extended Forecast for

Dennis MA

Winter Storm Warning January 25, 07:00am until January 26, 08:00pm
Click here for hazard details and duration
Winter Storm Warning

  • Overnight

    Overnight: Mostly cloudy, with a low around 13. Northwest wind 8 to 10 mph.

    Low: 13 °F

    Mostly Cloudy

  • Sunday

    Sunday: Snow, mainly after 1pm. The snow could be heavy at times. High near 32. North wind 6 to 13 mph becoming east in the afternoon. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    High: 32 °F

    Chance Snow
    then Heavy
    Snow

  • Sunday Night

    Sunday Night: Snow before midnight, then sleet between midnight and 1am, then rain and sleet after 1am. The snow could be heavy at times. Temperature rising to around 36 by 4am. Breezy, with an east wind 18 to 24 mph. Chance of precipitation is 100%. New snow and sleet accumulation of 3 to 7 inches possible.

    Low: 26 °F⇑

    Breezy. Heavy
    Snow then
    Rain/Sleet

  • Monday

    Monday: Rain and sleet, possibly mixed with snow before 3pm, then rain and snow likely between 3pm and 4pm, then snow likely after 4pm. High near 37. Northeast wind 13 to 16 mph. Chance of precipitation is 80%. New snow and sleet accumulation of less than a half inch possible.

    High: 37 °F

    Wintry Mix

  • Monday Night

    Monday Night: Snow likely, mainly before 8pm. Mostly cloudy, with a low around 15. Blustery, with a northwest wind 17 to 24 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 15 °F

    Snow Likely
    and Blustery

  • Tuesday

    Tuesday: A slight chance of snow before 9am. Mostly sunny, with a high near 24. Breezy, with a west wind 14 to 23 mph. Chance of precipitation is 20%.

    High: 24 °F

    Slight Chance
    Snow and
    Breezy then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 14. West wind around 15 mph.

    Low: 14 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 24. West wind 11 to 15 mph.

    High: 24 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 14. West wind 9 to 11 mph.

    Low: 14 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 13. Northwest wind 8 to 10 mph.
Sunday
Snow, mainly after 1pm. The snow could be heavy at times. High near 32. North wind 6 to 13 mph becoming east in the afternoon. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Sunday Night
Snow before midnight, then sleet between midnight and 1am, then rain and sleet after 1am. The snow could be heavy at times. Temperature rising to around 36 by 4am. Breezy, with an east wind 18 to 24 mph. Chance of precipitation is 100%. New snow and sleet accumulation of 3 to 7 inches possible.
Monday
Rain and sleet, possibly mixed with snow before 3pm, then rain and snow likely between 3pm and 4pm, then snow likely after 4pm. High near 37. Northeast wind 13 to 16 mph. Chance of precipitation is 80%. New snow and sleet accumulation of less than a half inch possible.
Monday Night
Snow likely, mainly before 8pm. Mostly cloudy, with a low around 15. Blustery, with a northwest wind 17 to 24 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Tuesday
A slight chance of snow before 9am. Mostly sunny, with a high near 24. Breezy, with a west wind 14 to 23 mph. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 14. West wind around 15 mph.
Wednesday
Sunny, with a high near 24. West wind 11 to 15 mph.
Wednesday Night
Mostly cloudy, with a low around 14. West wind 9 to 11 mph.
Thursday
Mostly cloudy, with a high near 24. North wind 9 to 13 mph.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 14. North wind 14 to 18 mph. Chance of precipitation is 30%.
Friday
A chance of snow. Partly sunny, with a high near 25. Northwest wind 15 to 17 mph. Chance of precipitation is 30%.
Friday Night
Mostly cloudy, with a low around 15. Northwest wind around 15 mph.
Saturday
Mostly sunny, with a high near 29. Northwest wind 11 to 14 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Dennis MA
 41.74°N 70.21°W (Elev. 30 ft)
Last Update:
2:11 pm EST Jan 24, 2026
Forecast Valid:
12am EST Jan 25, 2026-6pm EST Jan 31, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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