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.

Overcast

39°F

4°C

Humidity 86%
Wind Speed NE 14 G 23 mph
Barometer 30.52 in (1033.6 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 2 Apr 5:52 pm EDT
Extended Forecast for

Northwest Harwich MA

  • Tonight

    Tonight: A slight chance of showers before 10pm, then a slight chance of showers after 1am. Patchy fog. Otherwise, cloudy, with a low around 37. East wind 3 to 8 mph. Winds could gust as high as 24 mph. Chance of precipitation is 20%.

    Low: 37 °F

    Slight Chance
    Showers and
    Patchy Fog

  • Friday

    Friday: Patchy fog before 1pm. Otherwise, cloudy, with a high near 53. Southeast wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 22 mph.

    High: 53 °F

    Patchy Fog

  • Friday Night

    Friday Night: Patchy fog after 7pm. Otherwise, mostly cloudy, with a low around 41. Southwest wind 8 to 10 mph, with gusts as high as 25 mph.

    Low: 41 °F

    Patchy Fog

  • Saturday

    Saturday: Patchy fog between 9am and 10am. Otherwise, partly sunny, with a high near 51. Northwest wind 6 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 21 mph.

    High: 51 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Saturday Night

    Saturday Night: A chance of showers, mainly after 10pm. Patchy fog. Otherwise, cloudy, with a low around 38. East wind around 7 mph. Chance of precipitation is 30%.

    Low: 38 °F

    Chance
    Showers and
    Patchy Fog

  • Sunday

    Sunday: Showers. High near 53. Southwest wind 10 to 15 mph, with gusts as high as 31 mph. Chance of precipitation is 100%.

    High: 53 °F

    Chance
    Showers then
    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly before 9pm. Mostly cloudy, with a low around 38. West wind 6 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.

    Low: 38 °F

    Showers
    Likely

  • Monday

    Monday: Showers likely between 7am and 8am. Mostly sunny, with a high near 49. West wind 7 to 9 mph. Chance of precipitation is 60%.

    High: 49 °F

    Showers
    Likely then
    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 36. West wind around 6 mph.

    Low: 36 °F

    Mostly Clear

Detailed Forecast

Tonight
A slight chance of showers before 10pm, then a slight chance of showers after 1am. Patchy fog. Otherwise, cloudy, with a low around 37. East wind 3 to 8 mph. Winds could gust as high as 24 mph. Chance of precipitation is 20%.
Friday
Patchy fog before 1pm. Otherwise, cloudy, with a high near 53. Southeast wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 22 mph.
Friday Night
Patchy fog after 7pm. Otherwise, mostly cloudy, with a low around 41. Southwest wind 8 to 10 mph, with gusts as high as 25 mph.
Saturday
Patchy fog between 9am and 10am. Otherwise, partly sunny, with a high near 51. Northwest wind 6 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 21 mph.
Saturday Night
A chance of showers, mainly after 10pm. Patchy fog. Otherwise, cloudy, with a low around 38. East wind around 7 mph. Chance of precipitation is 30%.
Sunday
Showers. High near 53. Southwest wind 10 to 15 mph, with gusts as high as 31 mph. Chance of precipitation is 100%.
Sunday Night
Showers likely, mainly before 9pm. Mostly cloudy, with a low around 38. West wind 6 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Monday
Showers likely between 7am and 8am. Mostly sunny, with a high near 49. West wind 7 to 9 mph. Chance of precipitation is 60%.
Monday Night
Mostly clear, with a low around 36. West wind around 6 mph.
Tuesday
Mostly sunny, with a high near 46. Light and variable wind becoming northeast 5 to 7 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 31. Light and variable wind becoming north 5 to 8 mph in the evening.
Wednesday
Sunny, with a high near 40. North wind 7 to 9 mph.
Wednesday Night
Mostly clear, with a low around 31. Light and variable wind becoming south around 5 mph after midnight.
Thursday
Sunny, with a high near 47. South wind 6 to 10 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:
4:06 pm EDT Apr 2, 2026
Forecast Valid:
6pm EDT Apr 2, 2026-6pm EDT Apr 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