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.

Fair

41°F

5°C

Humidity 53%
Wind Speed SW 10 G 32 mph
Barometer 30.48 in (1032.3 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 29 Mar 3:52 pm EDT
Extended Forecast for

Dennis Port MA

  • Tonight

    Tonight: Increasing clouds, with a low around 38. Southwest wind 9 to 14 mph, with gusts as high as 28 mph.

    Low: 38 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly cloudy, with a high near 53. Breezy, with a southwest wind 13 to 22 mph, with gusts as high as 34 mph.

    High: 53 °F

    Mostly Cloudy
    and Breezy

  • Monday Night

    Monday Night: A slight chance of rain after 2am. Mostly cloudy, with a low around 42. Southwest wind 8 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.

    Low: 42 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Tuesday

    Tuesday: A slight chance of rain before 1pm. Mostly cloudy, with a high near 48. Southwest wind 6 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    High: 48 °F

    Slight Chance
    Rain

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 43. Southwest wind 11 to 14 mph, with gusts as high as 30 mph.

    Low: 43 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of rain, with thunderstorms also possible after 3pm. Partly sunny, with a high near 54. Southwest wind around 16 mph, with gusts as high as 31 mph. Chance of precipitation is 40%.

    High: 54 °F

    Partly Sunny
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before 9pm. Mostly cloudy, with a low around 38. Southwest wind 7 to 9 mph becoming north after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%.

    Low: 38 °F

    Rain Likely

  • Thursday

    Thursday: A chance of rain. Mostly cloudy, with a high near 42. Northeast wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.

    High: 42 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A chance of rain. Cloudy, with a low around 37. East wind around 8 mph. Chance of precipitation is 50%.

    Low: 37 °F

    Chance Rain

Detailed Forecast

Tonight
Increasing clouds, with a low around 38. Southwest wind 9 to 14 mph, with gusts as high as 28 mph.
Monday
Mostly cloudy, with a high near 53. Breezy, with a southwest wind 13 to 22 mph, with gusts as high as 34 mph.
Monday Night
A slight chance of rain after 2am. Mostly cloudy, with a low around 42. Southwest wind 8 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Tuesday
A slight chance of rain before 1pm. Mostly cloudy, with a high near 48. Southwest wind 6 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Tuesday Night
Mostly cloudy, with a low around 43. Southwest wind 11 to 14 mph, with gusts as high as 30 mph.
Wednesday
A chance of rain, with thunderstorms also possible after 3pm. Partly sunny, with a high near 54. Southwest wind around 16 mph, with gusts as high as 31 mph. Chance of precipitation is 40%.
Wednesday Night
Rain likely, mainly before 9pm. Mostly cloudy, with a low around 38. Southwest wind 7 to 9 mph becoming north after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%.
Thursday
A chance of rain. Mostly cloudy, with a high near 42. Northeast wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.
Thursday Night
A chance of rain. Cloudy, with a low around 37. East wind around 8 mph. Chance of precipitation is 50%.
Friday
A chance of rain. Cloudy, with a high near 43. East wind 8 to 11 mph. Chance of precipitation is 50%.
Friday Night
Rain likely. Cloudy, with a low around 37. North wind around 9 mph. Chance of precipitation is 60%.
Saturday
Mostly cloudy, with a high near 46. Northeast wind 9 to 11 mph.
Saturday Night
A chance of rain. Cloudy, with a low around 37. East wind around 8 mph. Chance of precipitation is 30%.
Sunday
A chance of rain. Mostly cloudy, with a high near 51. South wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
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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:
1:56 pm EDT Mar 29, 2026
Forecast Valid:
4pm EDT Mar 29, 2026-6pm EDT Apr 5, 2026
 
Forecast Discussion
 
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Additional Resources

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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