Frigid Airmass to Bring Significantly Colder Temperatures; Heavy Lake-effect Snow; Fire Concerns Across the Central Gulf Coast

A frigid cold airmass will bring significantly colder weather across the eastern two thirds of the country early this week. Temperatures will tie or break many records across the Southeast through tonight. Moderate to heavy lake effect snow will continue downwind of the Great Lakes. Gusty winds and dry conditions will support an elevated fire weather threat across the Central Gulf Coast. Read More >

Hazardous Weather Conditions

Current conditions at

Chatham, Chatham Municipal Airport (KCQX)

Lat: 41.69°NLon: 69.99°WElev: 66ft.

Fog

58°F

14°C

Humidity 100%
Wind Speed Calm
Barometer 29.63 in (1003.4 mb)
Dewpoint 58°F (14°C)
Visibility 0.25 mi
Last update 10 Nov 10:52 am EST
Extended Forecast for

Dennis Port MA

  • Today

    Today: Showers and possibly a thunderstorm before 4pm, then a chance of showers.  Areas of dense fog. High near 59. Southeast wind 6 to 8 mph.  Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 59 °F

    Showers and
    Areas Dense
    Fog

  • Tonight

    Tonight: Areas of fog before 9pm.  Otherwise, mostly cloudy, with a low around 38. West wind 7 to 10 mph, with gusts as high as 32 mph.

    Low: 38 °F

    Areas Fog
    then Mostly
    Cloudy

  • Veterans Day

    Veterans Day: Isolated showers after noon.  Partly sunny, with a high near 43. West wind 9 to 16 mph, with gusts as high as 44 mph.  Chance of precipitation is 20%.

    High: 43 °F

    Mostly Sunny
    then Isolated
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 34. West wind 10 to 17 mph, with gusts as high as 44 mph.

    Low: 34 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers, mainly before 11am.  Mostly cloudy, with a high near 50. Southwest wind 8 to 14 mph, with gusts as high as 30 mph.  Chance of precipitation is 30%.

    High: 50 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of showers after 11pm.  Partly cloudy, with a low around 37. West wind 7 to 10 mph, with gusts as high as 21 mph.  Chance of precipitation is 20%.

    Low: 37 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: A chance of showers after 1pm.  Mostly sunny, with a high near 51. West wind 8 to 14 mph, with gusts as high as 26 mph.  Chance of precipitation is 30%.

    High: 51 °F

    Mostly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 35. Northwest wind 10 to 14 mph, with gusts as high as 24 mph.

    Low: 35 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 49. Northwest wind 11 to 13 mph.

    High: 49 °F

    Mostly Sunny

Detailed Forecast

Today
Showers and possibly a thunderstorm before 4pm, then a chance of showers. Areas of dense fog. High near 59. Southeast wind 6 to 8 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Areas of fog before 9pm. Otherwise, mostly cloudy, with a low around 38. West wind 7 to 10 mph, with gusts as high as 32 mph.
Veterans Day
Isolated showers after noon. Partly sunny, with a high near 43. West wind 9 to 16 mph, with gusts as high as 44 mph. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 34. West wind 10 to 17 mph, with gusts as high as 44 mph.
Wednesday
A chance of showers, mainly before 11am. Mostly cloudy, with a high near 50. Southwest wind 8 to 14 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Wednesday Night
A slight chance of showers after 11pm. Partly cloudy, with a low around 37. West wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Thursday
A chance of showers after 1pm. Mostly sunny, with a high near 51. West wind 8 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 35. Northwest wind 10 to 14 mph, with gusts as high as 24 mph.
Friday
Mostly sunny, with a high near 49. Northwest wind 11 to 13 mph.
Friday Night
Partly cloudy, with a low around 34. Northwest wind around 10 mph, with gusts as high as 21 mph.
Saturday
Mostly sunny, with a high near 47. Northwest wind around 11 mph.
Saturday Night
Mostly cloudy, with a low around 33. Northwest wind 7 to 9 mph.
Sunday
A chance of rain. Partly sunny, with a high near 48. Northwest wind 8 to 11 mph. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Dennis Port MA
 41.68°N 70.13°W (Elev. 10 ft)
11:39 am EST Nov 10, 2025
11am EST Nov 10, 2025-6pm EST Nov 16, 2025
 
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