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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Dennis Port MA

Coastal Flood Advisory until February 24, 06:00am
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory until February 24, 06:00am

    NOW until 6:00am Tue

    Coastal Flood Advisory

  • Overnight

    Low: 24 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 30. Northwest wind 7 to 10 mph, with gusts as high as 25 mph.

    High: 30 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 17. West wind around 6 mph.

    Low: 17 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Rain and snow, becoming all rain after noon. High near 38. South wind 6 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

    High: 38 °F

    Rain/Snow
    then Rain

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 28. Southwest wind around 7 mph.

    Low: 28 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of snow after 1pm, mixing with rain after 4pm. Partly sunny, with a high near 37. West wind 5 to 7 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Partly Sunny
    then Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A chance of rain and snow before 7pm, then snow likely. Mostly cloudy, with a low around 26. Light and variable wind becoming northwest around 6 mph in the evening. Chance of precipitation is 60%.

    Low: 26 °F

    Rain/Snow
    Likely then
    Snow Likely

  • Friday

    Friday: A chance of snow before 9am, then a chance of rain between 9am and 10am. Partly sunny, with a high near 35. North wind 3 to 7 mph. Chance of precipitation is 40%.

    High: 35 °F

    Chance
    Rain/Snow
    then Partly
    Sunny

Detailed Forecast

Overnight
Mostly cloudy, with a low around 24. Northwest wind around 11 mph, with gusts as high as 31 mph.
Tuesday
Mostly sunny, with a high near 30. Northwest wind 7 to 10 mph, with gusts as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around 17. West wind around 6 mph.
Wednesday
Rain and snow, becoming all rain after noon. High near 38. South wind 6 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
Wednesday Night
Partly cloudy, with a low around 28. Southwest wind around 7 mph.
Thursday
A chance of snow after 1pm, mixing with rain after 4pm. Partly sunny, with a high near 37. West wind 5 to 7 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Thursday Night
A chance of rain and snow before 7pm, then snow likely. Mostly cloudy, with a low around 26. Light and variable wind becoming northwest around 6 mph in the evening. Chance of precipitation is 60%.
Friday
A chance of snow before 9am, then a chance of rain between 9am and 10am. Partly sunny, with a high near 35. North wind 3 to 7 mph. Chance of precipitation is 40%.
Friday Night
Partly cloudy, with a low around 28. Light and variable wind.
Saturday
Mostly sunny, with a high near 40. South wind 5 to 9 mph.
Saturday Night
Partly cloudy, with a low around 29. Southwest wind around 6 mph.
Sunday
Mostly sunny, with a high near 37. West wind 6 to 9 mph.
Sunday Night
Partly cloudy, with a low around 17. Northwest wind 7 to 9 mph, with gusts as high as 20 mph.
Monday
A chance of snow. Partly sunny, with a high near 28. North wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Dennis Port MA
 41.66°N 70.14°W (Elev. 13 ft)
Last Update:
3:48 am EST Feb 24, 2026
Forecast Valid:
3am EST Feb 24, 2026-6pm EST Mar 2, 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