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

47°F

8°C

Humidity 34%
Wind Speed NE 12 G 20 mph
Barometer 30.53 in (1034.0 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 12 Apr 10:52 am EDT
Extended Forecast for

Northwest Harwich MA

  • Today

    Today: Increasing clouds, with a high near 50. North wind around 6 mph becoming south in the afternoon.

    High: 50 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Scattered showers, mainly between 11pm and 4am. Mostly cloudy, with a low around 43. South wind 8 to 11 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.

    Low: 43 °F

    Scattered
    Showers

  • Monday

    Monday: Isolated showers before 7am, then isolated showers after 2pm. Patchy fog after 5pm. Otherwise, cloudy, with a high near 55. Southwest wind 16 to 18 mph, with gusts as high as 40 mph. Chance of precipitation is 20%.

    High: 55 °F

    Mostly Cloudy
    then Isolated
    Showers and
    Patchy Fog

  • Monday Night

    Monday Night: Isolated showers before 2am. Patchy fog before 9pm. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 47. Southwest wind 7 to 17 mph. Chance of precipitation is 20%.

    Low: 47 °F

    Isolated
    Showers and
    Patchy Fog

  • Tuesday

    Tuesday: Mostly sunny, with a high near 62. South wind 5 to 8 mph.

    High: 62 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Isolated showers between 11pm and midnight. Mostly cloudy, with a low around 48. Southwest wind around 7 mph. Chance of precipitation is 20%.

    Low: 48 °F

    Isolated
    Showers then
    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 62. Southwest wind 6 to 8 mph.

    High: 62 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers after 10pm. Mostly cloudy, with a low around 47. Southwest wind around 5 mph. Chance of precipitation is 30%.

    Low: 47 °F

    Chance
    Showers

  • Thursday

    Thursday: Mostly cloudy, with a high near 57. South wind 5 to 8 mph.

    High: 57 °F

    Mostly Cloudy

Detailed Forecast

Today
Increasing clouds, with a high near 50. North wind around 6 mph becoming south in the afternoon.
Tonight
Scattered showers, mainly between 11pm and 4am. Mostly cloudy, with a low around 43. South wind 8 to 11 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.
Monday
Isolated showers before 7am, then isolated showers after 2pm. Patchy fog after 5pm. Otherwise, cloudy, with a high near 55. Southwest wind 16 to 18 mph, with gusts as high as 40 mph. Chance of precipitation is 20%.
Monday Night
Isolated showers before 2am. Patchy fog before 9pm. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 47. Southwest wind 7 to 17 mph. Chance of precipitation is 20%.
Tuesday
Mostly sunny, with a high near 62. South wind 5 to 8 mph.
Tuesday Night
Isolated showers between 11pm and midnight. Mostly cloudy, with a low around 48. Southwest wind around 7 mph. Chance of precipitation is 20%.
Wednesday
Partly sunny, with a high near 62. Southwest wind 6 to 8 mph.
Wednesday Night
A chance of showers after 10pm. Mostly cloudy, with a low around 47. Southwest wind around 5 mph. Chance of precipitation is 30%.
Thursday
Mostly cloudy, with a high near 57. South wind 5 to 8 mph.
Thursday Night
Mostly cloudy, with a low around 47. Southwest wind around 6 mph.
Friday
Partly sunny, with a high near 61. Southwest wind around 7 mph.
Friday Night
Mostly cloudy, with a low around 44. Light northeast wind.
Saturday
Partly sunny, with a high near 55. Light and variable wind becoming southeast 5 to 8 mph in the morning.
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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:
4:12 am EDT Apr 12, 2026
Forecast Valid:
11am EDT Apr 12, 2026-6pm EDT Apr 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation