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

Hazardous Weather Conditions

Current conditions at

Chatham, Chatham Municipal Airport (KCQX)

Lat: 41.69°NLon: 69.99°WElev: 66ft.

Overcast

27°F

-3°C

Humidity 81%
Wind Speed N 10 G 26 mph
Barometer 29.71 in (1006.1 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 1 Feb 6:52 am EST
Extended Forecast for

Dennis Port MA

Coastal Flood Advisory February 1, 08:00am until February 2, 02:00pm
Winter Weather Advisory until February 2, 04:00am
Wind Advisory until February 1, 11:00pm
Click here for hazard details and duration
Coastal Flood Advisory
Winter Weather Advisory
Wind Advisory
  •  
    Winter Weather Advisory until February 2, 04:00am
    Wind Advisory until February 1, 11:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Today

    High: 30 °F

    Scattered
    Snow Showers
    and Blustery

  • Tonight

    Tonight: Isolated snow showers before 10pm. Cloudy, with a low around 19. Blustery, with a north wind 11 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 20%.

    Low: 19 °F

    Isolated Snow
    Showers and
    Blustery then
    Cloudy

  • Monday

    Monday: Cloudy, then gradually becoming mostly sunny, with a high near 30. Northwest wind 6 to 10 mph, with gusts as high as 22 mph.

    High: 30 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Mostly clear, with a low around 20. Northwest wind around 6 mph.

    Low: 20 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 30. West wind around 6 mph becoming calm in the afternoon.

    High: 30 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 22. Light west wind.

    Low: 22 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 32. West wind 3 to 7 mph.

    High: 32 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 20. Northwest wind around 6 mph.

    Low: 20 °F

    Partly Cloudy

Detailed Forecast

Today
Scattered snow showers. Cloudy, with a high near 30. Blustery, with a north wind 16 to 22 mph, with gusts as high as 48 mph. Chance of precipitation is 50%. Total daytime snow accumulation of less than one inch possible.
Tonight
Isolated snow showers before 10pm. Cloudy, with a low around 19. Blustery, with a north wind 11 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 20%.
Monday
Cloudy, then gradually becoming mostly sunny, with a high near 30. Northwest wind 6 to 10 mph, with gusts as high as 22 mph.
Monday Night
Mostly clear, with a low around 20. Northwest wind around 6 mph.
Tuesday
Sunny, with a high near 30. West wind around 6 mph becoming calm in the afternoon.
Tuesday Night
Partly cloudy, with a low around 22. Light west wind.
Wednesday
Mostly sunny, with a high near 32. West wind 3 to 7 mph.
Wednesday Night
Partly cloudy, with a low around 20. Northwest wind around 6 mph.
Thursday
Mostly sunny, with a high near 29. Northwest wind 6 to 8 mph.
Thursday Night
Partly cloudy, with a low around 19. Northwest wind around 6 mph.
Friday
Mostly cloudy, with a high near 32. Southwest wind 6 to 10 mph.
Friday Night
A chance of snow. Mostly cloudy, with a low around 19. Southwest wind 6 to 8 mph. Chance of precipitation is 50%.
Saturday
A chance of snow. Mostly cloudy, with a high near 27. Northwest wind 10 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 50%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Dennis Port MA
 41.66°N 70.14°W (Elev. 13 ft)
Last Update:
7:16 am EST Feb 1, 2026
Forecast Valid:
7am EST Feb 1, 2026-6pm EST Feb 7, 2026
 
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