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

Chatham, Chatham Municipal Airport (KCQX)

Lat: 41.69°NLon: 69.99°WElev: 66ft.

Overcast

41°F

5°C

Humidity 65%
Wind Speed NE 12 G 24 mph
Barometer 30.02 in (1016.8 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 27 Mar 1:52 pm EDT
Extended Forecast for

Dennis Port MA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 47. North wind 11 to 13 mph, with gusts as high as 23 mph.

    High: 47 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 28. North wind around 6 mph.

    Low: 28 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 35. North wind 8 to 11 mph.

    High: 35 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 26. Calm wind becoming west around 5 mph after midnight.

    Low: 26 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 43. Southwest wind 6 to 13 mph.

    High: 43 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 36. Southwest wind around 10 mph, with gusts as high as 22 mph.

    Low: 36 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 49. Southwest wind 9 to 11 mph, with gusts as high as 22 mph.

    High: 49 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 39. Southwest wind 6 to 8 mph.

    Low: 39 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of rain after 3pm. Partly sunny, with a high near 48. Southeast wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 48 °F

    Partly Sunny
    then Chance
    Rain

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 47. North wind 11 to 13 mph, with gusts as high as 23 mph.
Tonight
Mostly cloudy, with a low around 28. North wind around 6 mph.
Saturday
Partly sunny, with a high near 35. North wind 8 to 11 mph.
Saturday Night
Mostly clear, with a low around 26. Calm wind becoming west around 5 mph after midnight.
Sunday
Mostly sunny, with a high near 43. Southwest wind 6 to 13 mph.
Sunday Night
Mostly cloudy, with a low around 36. Southwest wind around 10 mph, with gusts as high as 22 mph.
Monday
Partly sunny, with a high near 49. Southwest wind 9 to 11 mph, with gusts as high as 22 mph.
Monday Night
Mostly cloudy, with a low around 39. Southwest wind 6 to 8 mph.
Tuesday
A chance of rain after 3pm. Partly sunny, with a high near 48. Southeast wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 39. South wind around 9 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Wednesday
A chance of rain. Partly sunny, with a high near 51. Southwest wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 41. West wind around 10 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Thursday
A chance of rain. Mostly cloudy, with a high near 51. West wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Dennis Port MA
 41.66°N 70.14°W (Elev. 13 ft)
Last Update:
2:50 am EDT Mar 27, 2026
Forecast Valid:
2pm EDT Mar 27, 2026-6pm EDT Apr 2, 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