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

21°F

-6°C

Humidity 59%
Wind Speed SW 3 mph
Barometer 30.68 in (1039.1 mb)
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Last update 2 Mar 10:52 pm EST
Extended Forecast for

East Harwich MA

  • Tonight

    Tonight: Clear, with a low around 17. Calm wind.

    Low: 17 °F

    Clear

  • Tuesday

    Tuesday: A slight chance of snow before noon, then a chance of rain and snow between noon and 2pm, then rain after 2pm. High near 42. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 42 °F

    Slight Chance
    Snow then
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain, mainly before 4am. Patchy fog after 10pm. Low around 33. Southeast wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 33 °F

    Rain and
    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 46. Northwest wind 5 to 7 mph becoming south in the afternoon.

    High: 46 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of snow after 4am, mixing with rain after 5am. Partly cloudy, with a low around 31. Calm wind. Chance of precipitation is 20%.

    Low: 31 °F

    Partly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Thursday

    Thursday: A chance of rain, mainly between 9am and 1pm. Mostly cloudy, with a high near 41. Calm wind becoming southwest around 6 mph. Chance of precipitation is 30%.

    High: 41 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly after 4am. Cloudy, with a low around 34. Calm wind becoming east around 6 mph after midnight. Chance of precipitation is 60%.

    Low: 34 °F

    Chance Rain
    then Rain
    Likely

  • Friday

    Friday: Rain likely, mainly before 1pm. Cloudy, with a high near 41. Northeast wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.

    High: 41 °F

    Rain Likely

  • Friday Night

    Friday Night: Cloudy, with a low around 32. Northeast wind 3 to 6 mph.

    Low: 32 °F

    Cloudy

Detailed Forecast

Tonight
Clear, with a low around 17. Calm wind.
Tuesday
A slight chance of snow before noon, then a chance of rain and snow between noon and 2pm, then rain after 2pm. High near 42. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Tuesday Night
Rain, mainly before 4am. Patchy fog after 10pm. Low around 33. Southeast wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday
Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 46. Northwest wind 5 to 7 mph becoming south in the afternoon.
Wednesday Night
A slight chance of snow after 4am, mixing with rain after 5am. Partly cloudy, with a low around 31. Calm wind. Chance of precipitation is 20%.
Thursday
A chance of rain, mainly between 9am and 1pm. Mostly cloudy, with a high near 41. Calm wind becoming southwest around 6 mph. Chance of precipitation is 30%.
Thursday Night
Rain likely, mainly after 4am. Cloudy, with a low around 34. Calm wind becoming east around 6 mph after midnight. Chance of precipitation is 60%.
Friday
Rain likely, mainly before 1pm. Cloudy, with a high near 41. Northeast wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.
Friday Night
Cloudy, with a low around 32. Northeast wind 3 to 6 mph.
Saturday
Mostly cloudy, with a high near 45. Light and variable wind becoming south 5 to 8 mph in the morning.
Saturday Night
A chance of rain. Cloudy, with a low around 37. Southwest wind around 7 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Sunday
A chance of rain. Mostly cloudy, with a high near 47. Southwest wind 5 to 8 mph. Chance of precipitation is 30%.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 36. Southwest wind 3 to 5 mph. Chance of precipitation is 30%.
Monday
Mostly cloudy, with a high near 46. Southwest wind 5 to 8 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
East Harwich MA
 41.71°N 70.01°W (Elev. 59 ft)
Last Update:
10:05 pm EST Mar 2, 2026
Forecast Valid:
11pm EST Mar 2, 2026-6pm EDT Mar 9, 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