Hazardous Coastal Conditions for the Mid-Atlantic; Storm System Approaching Southern Alaska

A Nor'easter will create hazardous marine and coastal conditions along the Mid-Atlantic coast through mid-week, with significant coastal flooding and beach erosion possible. Meanwhile, another strong storm system is forecast to bring high winds and heavy precipitation to portions of southern Alaska. Elsewhere, relatively benign weather is expected through the first half of the work week. Read More >

Current conditions at

Hyannis, Barnstable Municipal-Boardman Airport (KHYA)

Lat: 41.67°NLon: 70.27°WElev: 49ft.

Partly Cloudy

51°F

11°C

Humidity 86%
Wind Speed NE 9 mph
Barometer 30.23 in (1023.7 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 19 Oct 9:56 pm EDT
Extended Forecast for

Dennis MA

  • Tonight

    Tonight: Mostly cloudy, with a low around 49. North wind 11 to 14 mph, with gusts as high as 26 mph.

    Low: 49 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 59. Breezy, with a northeast wind 17 to 20 mph, with gusts as high as 39 mph.

    High: 59 °F

    Partly Sunny
    then Partly
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 50. Breezy, with a northeast wind around 21 mph, with gusts as high as 38 mph.

    Low: 50 °F

    Mostly Cloudy
    and Breezy

  • Wednesday

    Wednesday: Partly sunny, with a high near 56. Breezy, with a northeast wind around 21 mph, with gusts as high as 34 mph.

    High: 56 °F

    Partly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: A chance of showers, mainly after 10pm.  Mostly cloudy, with a low around 49. North wind 16 to 18 mph, with gusts as high as 29 mph.  Chance of precipitation is 40%.

    Low: 49 °F

    Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 59. North wind 15 to 17 mph, with gusts as high as 29 mph.

    High: 59 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 46. Breezy, with a north wind 15 to 22 mph.

    Low: 46 °F

    Mostly Clear
    and Breezy

  • Friday

    Friday: Sunny, with a high near 53. Breezy, with a north wind 18 to 22 mph.

    High: 53 °F

    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 47. North wind 11 to 16 mph.

    Low: 47 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 49. North wind 11 to 14 mph, with gusts as high as 26 mph.
Tuesday
Partly sunny, with a high near 59. Breezy, with a northeast wind 17 to 20 mph, with gusts as high as 39 mph.
Tuesday Night
Mostly cloudy, with a low around 50. Breezy, with a northeast wind around 21 mph, with gusts as high as 38 mph.
Wednesday
Partly sunny, with a high near 56. Breezy, with a northeast wind around 21 mph, with gusts as high as 34 mph.
Wednesday Night
A chance of showers, mainly after 10pm. Mostly cloudy, with a low around 49. North wind 16 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 40%.
Thursday
Mostly sunny, with a high near 59. North wind 15 to 17 mph, with gusts as high as 29 mph.
Thursday Night
Mostly clear, with a low around 46. Breezy, with a north wind 15 to 22 mph.
Friday
Sunny, with a high near 53. Breezy, with a north wind 18 to 22 mph.
Friday Night
Mostly clear, with a low around 47. North wind 11 to 16 mph.
Saturday
Sunny, with a high near 53. North wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 47. West wind 3 to 5 mph.
Sunday
Sunny, with a high near 58. Southwest wind around 6 mph.
Sunday Night
Mostly clear, with a low around 50. Southwest wind around 6 mph.
Monday
Sunny, with a high near 61. Southwest wind around 9 mph.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Dennis MA
 41.73°N 70.18°W (Elev. 121 ft)
8:53 pm EDT Oct 19, 2026
10pm EDT Oct 19, 2026-6pm EDT Oct 26, 2026
 
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