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.

Light Rain Fog/Mist

42°F

6°C

Humidity 92%
Wind Speed E 14 G 23 mph
Barometer 29.89 in (1012.5 mb)
Dewpoint 40°F (4°C)
Visibility 4.00 mi
Wind Chill35°F (2°C)
Last update 10 Jan 10:52 pm EST
Extended Forecast for

Northwest Harwich MA

  • Tonight

    Tonight: Rain. Low around 35. East wind around 7 mph becoming south after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 35 °F

    Rain

  • Sunday

    Sunday: Rain, mainly before 11am, then scattered showers after 2pm. High near 42. West wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 42 °F

    Rain then
    Chance Rain

  • Sunday Night

    Sunday Night: A slight chance of rain and snow showers before 8pm. Partly cloudy, with a low around 27. West wind 11 to 17 mph, with gusts as high as 41 mph. Chance of precipitation is 20%.

    Low: 27 °F

    Isolated
    Rain/Snow
    then Partly
    Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 38. West wind 8 to 13 mph, with gusts as high as 31 mph.

    High: 38 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 29. West wind around 6 mph.

    Low: 29 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 42. Southwest wind 6 to 9 mph.

    High: 42 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 33. Southwest wind 6 to 9 mph, with gusts as high as 23 mph.

    Low: 33 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Cloudy, with a high near 44. Southwest wind 8 to 11 mph, with gusts as high as 23 mph.

    High: 44 °F

    Cloudy

  • Wednesday Night

    Wednesday Night: A chance of rain after 7pm. Cloudy, with a low around 30. Southwest wind around 6 mph. Chance of precipitation is 40%.

    Low: 30 °F

    Chance Rain

Detailed Forecast

Tonight
Rain. Low around 35. East wind around 7 mph becoming south after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Rain, mainly before 11am, then scattered showers after 2pm. High near 42. West wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
A slight chance of rain and snow showers before 8pm. Partly cloudy, with a low around 27. West wind 11 to 17 mph, with gusts as high as 41 mph. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 38. West wind 8 to 13 mph, with gusts as high as 31 mph.
Monday Night
Partly cloudy, with a low around 29. West wind around 6 mph.
Tuesday
Sunny, with a high near 42. Southwest wind 6 to 9 mph.
Tuesday Night
Mostly cloudy, with a low around 33. Southwest wind 6 to 9 mph, with gusts as high as 23 mph.
Wednesday
Cloudy, with a high near 44. Southwest wind 8 to 11 mph, with gusts as high as 23 mph.
Wednesday Night
A chance of rain after 7pm. Cloudy, with a low around 30. Southwest wind around 6 mph. Chance of precipitation is 40%.
Thursday
A chance of snow before 8am, then a chance of rain between 8am and noon. Mostly cloudy, with a high near 40. West wind 6 to 9 mph. Chance of precipitation is 40%.
Thursday Night
Partly cloudy, with a low around 23. Northwest wind around 6 mph.
Friday
Partly sunny, with a high near 32. North wind 7 to 9 mph becoming west in the afternoon.
Friday Night
Mostly cloudy, with a low around 24. Southwest wind around 6 mph.
Saturday
Partly sunny, with a high near 37. Southwest wind 6 to 9 mph.
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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:
1:42 pm EST Jan 10, 2026
Forecast Valid:
11pm EST Jan 10, 2026-6pm EST Jan 17, 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