National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Chatham, Chatham Municipal Airport (KCQX)

Lat: 41.69°NLon: 69.99°WElev: 66ft.

Light Rain

40°F

4°C

Humidity 93%
Wind Speed N 10 G 28 mph
Barometer 29.61 in (1002.8 mb)
Dewpoint 38°F (3°C)
Visibility 9.00 mi
Wind Chill34°F (1°C)
Last update 3 Dec 3:52 am EST
Extended Forecast for

Northwest Harwich MA

  • Overnight

    Overnight: A chance of rain, mainly before 5am. Cloudy, with a low around 35. North wind around 14 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Chance Rain

  • Wednesday

    Wednesday: Cloudy, then gradually becoming mostly sunny, with a high near 43. North wind 5 to 13 mph, with gusts as high as 25 mph.

    High: 43 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 31. Calm wind becoming west around 6 mph after midnight.

    Low: 31 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of rain after 1pm. Increasing clouds, with a high near 43. West wind 9 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.

    High: 43 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Thursday Night

    Thursday Night: A slight chance of snow before 10pm. Partly cloudy, with a low around 17. Northwest wind 10 to 15 mph, with gusts as high as 34 mph. Chance of precipitation is 20%.

    Low: 17 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 38. Northwest wind around 8 mph becoming southwest in the afternoon.

    High: 38 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of snow between midnight and 2am, then a chance of rain after 2am. Mostly cloudy, with a low around 26. Southwest wind 3 to 6 mph. Chance of precipitation is 30%.

    Low: 26 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Saturday

    Saturday: A chance of rain. Mostly cloudy, with a high near 43. Southeast wind 5 to 7 mph becoming west in the afternoon. Chance of precipitation is 40%.

    High: 43 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A chance of rain before 9pm. Mostly cloudy, with a low around 30. West wind 3 to 6 mph. Chance of precipitation is 30%.

    Low: 30 °F

    Chance Rain
    then Mostly
    Cloudy

Detailed Forecast

Overnight
A chance of rain, mainly before 5am. Cloudy, with a low around 35. North wind around 14 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Cloudy, then gradually becoming mostly sunny, with a high near 43. North wind 5 to 13 mph, with gusts as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 31. Calm wind becoming west around 6 mph after midnight.
Thursday
A slight chance of rain after 1pm. Increasing clouds, with a high near 43. West wind 9 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.
Thursday Night
A slight chance of snow before 10pm. Partly cloudy, with a low around 17. Northwest wind 10 to 15 mph, with gusts as high as 34 mph. Chance of precipitation is 20%.
Friday
Mostly sunny, with a high near 38. Northwest wind around 8 mph becoming southwest in the afternoon.
Friday Night
A chance of snow between midnight and 2am, then a chance of rain after 2am. Mostly cloudy, with a low around 26. Southwest wind 3 to 6 mph. Chance of precipitation is 30%.
Saturday
A chance of rain. Mostly cloudy, with a high near 43. Southeast wind 5 to 7 mph becoming west in the afternoon. Chance of precipitation is 40%.
Saturday Night
A chance of rain before 9pm. Mostly cloudy, with a low around 30. West wind 3 to 6 mph. Chance of precipitation is 30%.
Sunday
Partly sunny, with a high near 41. Northwest wind 6 to 9 mph.
Sunday Night
Mostly cloudy, with a low around 26. Northwest wind around 7 mph.
Monday
Partly sunny, with a high near 36. North wind 8 to 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 22. North wind around 7 mph.
Tuesday
Partly sunny, with a high near 39. Northwest wind 7 to 10 mph becoming southwest in the afternoon.
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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:
1:14 am EST Dec 3, 2025
Forecast Valid:
4am EST Dec 3, 2025-6pm EST Dec 9, 2025
 
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