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

West Harwich MA

  • Overnight

    Overnight: Rain likely, mainly before 4am. Patchy fog. Otherwise, cloudy, with a steady temperature around 41. East wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 41 °F

    Rain Likely
    and Patchy
    Fog

  • Wednesday

    Wednesday: A chance of rain between 11am and 1pm. Patchy dense fog before 3pm, then patchy dense fog after 4pm. Otherwise, cloudy, with a high near 42. Light and variable wind becoming west 5 to 9 mph in the morning. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 42 °F

    Chance Rain
    and Patchy
    Dense Fog

  • Wednesday Night

    Wednesday Night: Patchy fog before midnight. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 31. Northwest wind around 6 mph.

    Low: 31 °F

    Patchy Fog
    then Mostly
    Clear

  • Thursday

    Thursday: Sunny, with a high near 40. Northwest wind 3 to 8 mph.

    High: 40 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Partly Cloudy

  • Friday

    Friday: A chance of rain, mainly after 4pm. Partly sunny, with a high near 46. South wind 5 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    High: 46 °F

    Partly Sunny
    then Chance
    Rain

  • Friday Night

    Friday Night: Rain likely, mainly between 9pm and 1am. Cloudy, with a low around 38. South wind 7 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.

    Low: 38 °F

    Rain Likely

  • Saturday

    Saturday: Rain likely, mainly after 1pm. Cloudy, with a high near 47. West wind 6 to 8 mph becoming northeast in the afternoon. Chance of precipitation is 70%.

    High: 47 °F

    Rain Likely

  • Saturday Night

    Saturday Night: Rain. Low around 38. Southeast wind around 8 mph becoming southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%.

    Low: 38 °F

    Rain

Detailed Forecast

Overnight
Rain likely, mainly before 4am. Patchy fog. Otherwise, cloudy, with a steady temperature around 41. East wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A chance of rain between 11am and 1pm. Patchy dense fog before 3pm, then patchy dense fog after 4pm. Otherwise, cloudy, with a high near 42. Light and variable wind becoming west 5 to 9 mph in the morning. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Patchy fog before midnight. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 31. Northwest wind around 6 mph.
Thursday
Sunny, with a high near 40. Northwest wind 3 to 8 mph.
Thursday Night
Partly cloudy, with a low around 32. Calm wind.
Friday
A chance of rain, mainly after 4pm. Partly sunny, with a high near 46. South wind 5 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Friday Night
Rain likely, mainly between 9pm and 1am. Cloudy, with a low around 38. South wind 7 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.
Saturday
Rain likely, mainly after 1pm. Cloudy, with a high near 47. West wind 6 to 8 mph becoming northeast in the afternoon. Chance of precipitation is 70%.
Saturday Night
Rain. Low around 38. Southeast wind around 8 mph becoming southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%.
Sunday
Rain likely, mainly before 2pm. Cloudy, with a high near 45. West wind 8 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 27. West wind around 11 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.
Monday
Mostly sunny, with a high near 36. West wind 10 to 13 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 27. West wind 7 to 9 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 40. Southwest wind 8 to 11 mph, with gusts as high as 21 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
West Harwich MA
 41.68°N 70.11°W (Elev. 10 ft)
Last Update:
12:36 am EST Jan 7, 2026
Forecast Valid:
3am EST Jan 7, 2026-6pm EST Jan 13, 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