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.

Fair

28°F

-2°C

Humidity 41%
Wind Speed SW 10 G 22 mph
Barometer 30.13 in (1020.6 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 20 Jan 11:52 am EST
Extended Forecast for

Northwest Harwich MA

  • This Afternoon

    This Afternoon: Sunny, with a high near 27. West wind around 11 mph, with gusts as high as 28 mph.

    High: 27 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 16. West wind 6 to 9 mph, with gusts as high as 26 mph.

    Low: 16 °F

    Mostly Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 39. Southwest wind 6 to 10 mph, with gusts as high as 21 mph.

    High: 39 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: A slight chance of rain after 1am. Mostly cloudy, with a low around 29. Southwest wind around 9 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    Low: 29 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday

    Thursday: A slight chance of rain before 1pm. Mostly sunny, with a high near 42. Southwest wind 8 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    High: 42 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 25. West wind around 7 mph.

    Low: 25 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 34. West wind 7 to 10 mph, with gusts as high as 22 mph.

    High: 34 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 9. West wind around 10 mph, with gusts as high as 24 mph.

    Low: 9 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 20. Northwest wind around 10 mph, with gusts as high as 22 mph.

    High: 20 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 27. West wind around 11 mph, with gusts as high as 28 mph.
Tonight
Mostly clear, with a low around 16. West wind 6 to 9 mph, with gusts as high as 26 mph.
Wednesday
Increasing clouds, with a high near 39. Southwest wind 6 to 10 mph, with gusts as high as 21 mph.
Wednesday Night
A slight chance of rain after 1am. Mostly cloudy, with a low around 29. Southwest wind around 9 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Thursday
A slight chance of rain before 1pm. Mostly sunny, with a high near 42. Southwest wind 8 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 25. West wind around 7 mph.
Friday
Partly sunny, with a high near 34. West wind 7 to 10 mph, with gusts as high as 22 mph.
Friday Night
Partly cloudy, with a low around 9. West wind around 10 mph, with gusts as high as 24 mph.
Saturday
Partly sunny, with a high near 20. Northwest wind around 10 mph, with gusts as high as 22 mph.
Saturday Night
A chance of snow after 8pm. Mostly cloudy, with a low around 11. Northwest wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Sunday
A chance of snow. Mostly cloudy, with a high near 24. North wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 13. North wind around 8 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.
Monday
A chance of snow. Mostly cloudy, with a high near 25. Northwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Northwest Harwich MA
 41.7°N 70.1°W (Elev. 43 ft)
Last Update:
8:01 am EST Jan 20, 2026
Forecast Valid:
12pm EST Jan 20, 2026-6pm EST Jan 26, 2026
 
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Additional Resources

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Chance of Precipitation