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.

Fog/Mist

41°F

5°C

Humidity 96%
Wind Speed SE 8 mph
Barometer 30.09 in (1019.1 mb)
Dewpoint 40°F (4°C)
Visibility 1.00 mi
Wind Chill36°F (2°C)
Last update 5 Apr 4:52 am EDT
Extended Forecast for

Harwich Center MA

  • Overnight

    Overnight: A chance of showers. Patchy fog. Otherwise, cloudy, with a low around 39. Southeast wind around 14 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 39 °F

    Chance
    Showers and
    Patchy Fog

  • Sunday

    Sunday: A chance of showers, then showers and possibly a thunderstorm after 3pm. Patchy fog. High near 54. Southwest wind 11 to 17 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 54 °F

    Showers and
    Patchy Fog

  • Sunday Night

    Sunday Night: Showers, mainly before 9pm. Patchy fog before 11pm. Low around 37. Southwest wind 6 to 13 mph becoming northwest after midnight. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 37 °F

    Showers and
    Patchy Fog
    then Mostly
    Cloudy

  • Monday

    Monday: Sunny, with a high near 49. West wind 13 to 15 mph, with gusts as high as 28 mph.

    High: 49 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 35. West wind around 6 mph becoming calm in the evening.

    Low: 35 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers, mainly between 8am and 5pm. Partly sunny, with a high near 46. South wind 5 to 9 mph becoming west in the afternoon. Chance of precipitation is 50%.

    High: 46 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 30. North wind 6 to 8 mph.

    Low: 30 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 41. North wind around 6 mph becoming east in the afternoon.

    High: 41 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 33. Light south wind.

    Low: 33 °F

    Mostly Clear

Detailed Forecast

Overnight
A chance of showers. Patchy fog. Otherwise, cloudy, with a low around 39. Southeast wind around 14 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A chance of showers, then showers and possibly a thunderstorm after 3pm. Patchy fog. High near 54. Southwest wind 11 to 17 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Showers, mainly before 9pm. Patchy fog before 11pm. Low around 37. Southwest wind 6 to 13 mph becoming northwest after midnight. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Sunny, with a high near 49. West wind 13 to 15 mph, with gusts as high as 28 mph.
Monday Night
Partly cloudy, with a low around 35. West wind around 6 mph becoming calm in the evening.
Tuesday
A chance of showers, mainly between 8am and 5pm. Partly sunny, with a high near 46. South wind 5 to 9 mph becoming west in the afternoon. Chance of precipitation is 50%.
Tuesday Night
Mostly clear, with a low around 30. North wind 6 to 8 mph.
Wednesday
Sunny, with a high near 41. North wind around 6 mph becoming east in the afternoon.
Wednesday Night
Mostly clear, with a low around 33. Light south wind.
Thursday
Sunny, with a high near 48. South wind 5 to 9 mph.
Thursday Night
Partly cloudy, with a low around 40. South wind around 6 mph.
Friday
Mostly sunny, with a high near 53. Southwest wind 6 to 9 mph.
Friday Night
Partly cloudy, with a low around 40. Southwest wind around 6 mph.
Saturday
Partly sunny, with a high near 51. Southwest wind around 7 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harwich Center MA
 41.7°N 70.07°W (Elev. 49 ft)
Last Update:
2:32 am EDT Apr 5, 2026
Forecast Valid:
5am EDT Apr 5, 2026-6pm EDT Apr 11, 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