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.

A Few Clouds

47°F

8°C

Humidity 86%
Wind Speed Vrbl 5 mph
Barometer 30.37 in (1028.6 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 10 Apr 8:52 am EDT
Extended Forecast for

Northwest Harwich MA

  • Today

    Today: Sunny, with a high near 51. Southwest wind 9 to 15 mph, with gusts as high as 30 mph.

    High: 51 °F

    Sunny

  • Tonight

    Tonight: Scattered showers, mainly after 4am. Patchy fog between 11pm and 3am. Otherwise, increasing clouds, with a low around 42. Southwest wind 13 to 15 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Patchy Fog
    then
    Scattered
    Showers and
    Patchy Fog

  • Saturday

    Saturday: Scattered showers, mainly before 7am. Mostly cloudy through mid morning, then gradual clearing, with a high near 56. North wind 11 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Scattered
    Showers then
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 35. North wind 3 to 5 mph.

    Low: 35 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 49. Calm wind becoming south around 6 mph in the afternoon.

    High: 49 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers, mainly after 2am. Mostly cloudy, with a low around 41. South wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 41 °F

    Chance
    Showers

  • Monday

    Monday: A chance of showers before 7am. Mostly cloudy, with a high near 55. Southwest wind 11 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    High: 55 °F

    Chance
    Showers then
    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 48. Southwest wind 7 to 10 mph, with gusts as high as 22 mph.

    Low: 48 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 60. West wind 6 to 8 mph becoming south in the afternoon.

    High: 60 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 51. Southwest wind 9 to 15 mph, with gusts as high as 30 mph.
Tonight
Scattered showers, mainly after 4am. Patchy fog between 11pm and 3am. Otherwise, increasing clouds, with a low around 42. Southwest wind 13 to 15 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Scattered showers, mainly before 7am. Mostly cloudy through mid morning, then gradual clearing, with a high near 56. North wind 11 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Mostly clear, with a low around 35. North wind 3 to 5 mph.
Sunday
Mostly sunny, with a high near 49. Calm wind becoming south around 6 mph in the afternoon.
Sunday Night
A chance of showers, mainly after 2am. Mostly cloudy, with a low around 41. South wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Monday
A chance of showers before 7am. Mostly cloudy, with a high near 55. Southwest wind 11 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 48. Southwest wind 7 to 10 mph, with gusts as high as 22 mph.
Tuesday
Mostly sunny, with a high near 60. West wind 6 to 8 mph becoming south in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 46. South wind around 6 mph.
Wednesday
Partly sunny, with a high near 58. South wind 6 to 9 mph.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 47. Southwest wind around 7 mph. Chance of precipitation is 30%.
Thursday
Mostly cloudy, with a high near 61. Southwest wind 6 to 9 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Northwest Harwich MA
 41.7°N 70.1°W (Elev. 43 ft)
Last Update:
6:32 am EDT Apr 10, 2026
Forecast Valid:
9am EDT Apr 10, 2026-6pm EDT Apr 16, 2026
 
Forecast Discussion
 
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Additional Resources

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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