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

Atmospheric River Continues Areas of Heavy Rain and Snow for California This Weekend

An atmospheric river will continue to bring gusty winds, moderate to heavy rainfall, and potential flooding to southern California and the southern Great Basin through Sunday. Periods of heavy snow will continue as well above 7,000 feet over the Sierra Nevada mountains associated with this atmospheric river. Read More >

Current conditions at

Hyannis, Barnstable Municipal-Boardman Airport (KHYA)

Lat: 41.67°NLon: 70.27°WElev: 49ft.

Fair

44°F

7°C

Humidity 47%
Wind Speed W 7 mph
Barometer 29.66 in (1004.3 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 15 Nov 1:56 pm EST
Extended Forecast for

East Dennis MA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 49. West wind around 10 mph.

    High: 49 °F

    Mostly Sunny

  • Tonight

    Tonight: Rain, mainly before 5am. Patchy fog after 11pm. Temperature falling to near 43 by 8pm, then rising to around 53 during the remainder of the night. Breezy, with a south wind 9 to 14 mph increasing to 16 to 21 mph after midnight. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 43 °F⇑

    Rain and
    Patchy Fog

  • Sunday

    Sunday: A chance of rain between 7am and noon. Patchy fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 55. Windy, with a west wind 17 to 26 mph, with gusts as high as 40 mph. Chance of precipitation is 30%.

    High: 55 °F

    Chance Rain
    and Patchy
    Fog then
    Mostly Sunny
    and Windy

  • Sunday Night

    Sunday Night: A slight chance of rain, mixing with snow after 11pm, then gradually ending. Partly cloudy, with a low around 36. Windy, with a west wind around 30 mph. Chance of precipitation is 20%.

    Low: 36 °F

    Slight Chance
    Rain/Snow and
    Windy

  • Monday

    Monday: Mostly sunny, with a high near 44. Windy, with a west wind 25 to 30 mph.

    High: 44 °F

    Mostly Sunny
    and Windy

  • Monday Night

    Monday Night: Mostly clear, with a low around 37. Windy, with a west wind 22 to 26 mph.

    Low: 37 °F

    Mostly Clear
    and Windy

  • Tuesday

    Tuesday: Sunny, with a high near 46. Breezy, with a west wind 16 to 21 mph.

    High: 46 °F

    Sunny and
    Breezy then
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 37. West wind 9 to 15 mph.

    Low: 37 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 45. Northwest wind 7 to 9 mph.

    High: 45 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 49. West wind around 10 mph.
Tonight
Rain, mainly before 5am. Patchy fog after 11pm. Temperature falling to near 43 by 8pm, then rising to around 53 during the remainder of the night. Breezy, with a south wind 9 to 14 mph increasing to 16 to 21 mph after midnight. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
A chance of rain between 7am and noon. Patchy fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 55. Windy, with a west wind 17 to 26 mph, with gusts as high as 40 mph. Chance of precipitation is 30%.
Sunday Night
A slight chance of rain, mixing with snow after 11pm, then gradually ending. Partly cloudy, with a low around 36. Windy, with a west wind around 30 mph. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 44. Windy, with a west wind 25 to 30 mph.
Monday Night
Mostly clear, with a low around 37. Windy, with a west wind 22 to 26 mph.
Tuesday
Sunny, with a high near 46. Breezy, with a west wind 16 to 21 mph.
Tuesday Night
Partly cloudy, with a low around 37. West wind 9 to 15 mph.
Wednesday
Mostly sunny, with a high near 45. Northwest wind 7 to 9 mph.
Wednesday Night
Partly cloudy, with a low around 39. Northwest wind around 6 mph.
Thursday
Partly sunny, with a high near 49. North wind around 7 mph becoming south in the afternoon.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 44. South wind 5 to 8 mph. Chance of precipitation is 30%.
Friday
A chance of rain. Mostly cloudy, with a high near 53. South wind 10 to 16 mph. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
East Dennis MA
 41.75°N 70.18°W (Elev. 3 ft)
Last Update:
11:54 am EST Nov 15, 2025
Forecast Valid:
2pm EST Nov 15, 2025-6pm EST Nov 21, 2025
 
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