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.

N/A

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

Northwest Harwich MA

  • Today

    Today: Increasing clouds, with a high near 30. West wind 5 to 7 mph, with gusts as high as 21 mph.

    High: 30 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A chance of snow, mainly after 4am. Cloudy, with a low around 23. Light west wind. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 23 °F

    Cloudy then
    Chance Snow

  • Sunday

    Sunday: A chance of snow, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 31. Northwest wind 3 to 8 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 31 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Cloudy, then gradually becoming partly cloudy, with a low around 15. Northwest wind 6 to 9 mph, with gusts as high as 22 mph.

    Low: 15 °F

    Decreasing
    Clouds

  • Monday

    Monday: Partly sunny, with a high near 28. Northwest wind 5 to 8 mph becoming calm in the afternoon.

    High: 28 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of snow, mainly between 8pm and 5am. Cloudy, with a low around 20. Calm wind. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 20 °F

    Chance Snow

  • Tuesday

    Tuesday: Cloudy, with a high near 41. South wind 3 to 6 mph.

    High: 41 °F

    Cloudy

  • Tuesday Night

    Tuesday Night: A chance of rain after 8pm. Cloudy, with a low around 34. Light southeast wind. Chance of precipitation is 40%.

    Low: 34 °F

    Chance Rain

  • Wednesday

    Wednesday: A chance of rain before 3pm. Mostly cloudy, with a high near 43. South wind 5 to 8 mph becoming west in the afternoon. Chance of precipitation is 40%.

    High: 43 °F

    Chance Rain

Detailed Forecast

Today
Increasing clouds, with a high near 30. West wind 5 to 7 mph, with gusts as high as 21 mph.
Tonight
A chance of snow, mainly after 4am. Cloudy, with a low around 23. Light west wind. Chance of precipitation is 30%. Little or no snow accumulation expected.
Sunday
A chance of snow, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 31. Northwest wind 3 to 8 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Sunday Night
Cloudy, then gradually becoming partly cloudy, with a low around 15. Northwest wind 6 to 9 mph, with gusts as high as 22 mph.
Monday
Partly sunny, with a high near 28. Northwest wind 5 to 8 mph becoming calm in the afternoon.
Monday Night
A chance of snow, mainly between 8pm and 5am. Cloudy, with a low around 20. Calm wind. Chance of precipitation is 30%. Little or no snow accumulation expected.
Tuesday
Cloudy, with a high near 41. South wind 3 to 6 mph.
Tuesday Night
A chance of rain after 8pm. Cloudy, with a low around 34. Light southeast wind. Chance of precipitation is 40%.
Wednesday
A chance of rain before 3pm. Mostly cloudy, with a high near 43. South wind 5 to 8 mph becoming west in the afternoon. Chance of precipitation is 40%.
Wednesday Night
Mostly cloudy, with a low around 32. Northwest wind 3 to 5 mph.
Thursday
Mostly sunny, with a high near 42. Northwest wind 3 to 7 mph.
Thursday Night
Mostly cloudy, with a low around 32. Light southwest wind.
Friday
A chance of rain. Mostly cloudy, with a high near 46. South wind 3 to 8 mph. Chance of precipitation is 30%.
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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:
6:02 am EST Jan 3, 2026
Forecast Valid:
7am EST Jan 3, 2026-6pm EST Jan 9, 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