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

36°F

2°C

Humidity 97%
Wind Speed SW 6 mph
Barometer 29.60 in (1002.5 mb)
Dewpoint 35°F (2°C)
Visibility 8.00 mi
Wind Chill31°F (-1°C)
Last update 11 Feb 4:52 am EST
Extended Forecast for

Northwest Harwich MA

  • Overnight

    Overnight: A slight chance of snow. Cloudy, with a steady temperature around 35. Southwest wind around 5 mph. Chance of precipitation is 20%.

    Low: 35 °F

    Slight Chance
    Snow

  • Wednesday

    Wednesday: Cloudy through mid morning, then gradual clearing, with a high near 36. Northwest wind 6 to 9 mph, with gusts as high as 21 mph.

    High: 36 °F

    Gradual
    Clearing

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 22. West wind 6 to 8 mph, with gusts as high as 21 mph.

    Low: 22 °F

    Mostly Cloudy

  • Thursday

    Thursday: Cloudy, then gradually becoming mostly sunny, with a high near 33. Northwest wind 11 to 13 mph, with gusts as high as 25 mph.

    High: 33 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 20. Northwest wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 20 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 33. Northwest wind 6 to 8 mph.

    High: 33 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 22. West wind around 6 mph.

    Low: 22 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 35. West wind 6 to 9 mph.

    High: 35 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 24. Northwest wind around 6 mph.

    Low: 24 °F

    Partly Cloudy

Detailed Forecast

Overnight
A slight chance of snow. Cloudy, with a steady temperature around 35. Southwest wind around 5 mph. Chance of precipitation is 20%.
Wednesday
Cloudy through mid morning, then gradual clearing, with a high near 36. Northwest wind 6 to 9 mph, with gusts as high as 21 mph.
Wednesday Night
Mostly cloudy, with a low around 22. West wind 6 to 8 mph, with gusts as high as 21 mph.
Thursday
Cloudy, then gradually becoming mostly sunny, with a high near 33. Northwest wind 11 to 13 mph, with gusts as high as 25 mph.
Thursday Night
Mostly clear, with a low around 20. Northwest wind 6 to 10 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 33. Northwest wind 6 to 8 mph.
Friday Night
Mostly cloudy, with a low around 22. West wind around 6 mph.
Saturday
Mostly sunny, with a high near 35. West wind 6 to 9 mph.
Saturday Night
Partly cloudy, with a low around 24. Northwest wind around 6 mph.
Sunday
Mostly sunny, with a high near 34. North wind 3 to 6 mph.
Sunday Night
Mostly cloudy, with a low around 26. Calm wind becoming southeast around 5 mph after midnight.
Washington's Birthday
Mostly cloudy, with a high near 38. Southeast wind 6 to 9 mph becoming northeast in the afternoon.
Monday Night
Mostly cloudy, with a low around 28. Northwest wind around 7 mph.
Tuesday
Mostly sunny, with a high near 39. Northwest wind 6 to 9 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Northwest Harwich MA
 41.7°N 70.1°W (Elev. 43 ft)
Last Update:
12:46 am EST Feb 11, 2026
Forecast Valid:
5am EST Feb 11, 2026-6pm EST Feb 17, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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