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

23°F

-5°C

Humidity 42%
Wind Speed W 9 G 17 mph
Barometer 30.22 in (1023.6 mb)
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 20 Jan 4:52 pm EST
Extended Forecast for

South Wellfleet MA

  • Tonight

    Tonight: Mostly clear, with a low around 16. West wind 10 to 15 mph, with gusts as high as 28 mph.

    Low: 16 °F

    Mostly Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 40. Southwest wind 9 to 13 mph, with gusts as high as 23 mph.

    High: 40 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: A chance of snow before 9pm, then a chance of rain. Cloudy, with a temperature rising to around 39 by 1am. Southwest wind around 14 mph, with gusts as high as 26 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 29 °F⇑

    Chance
    Rain/Snow
    then Chance
    Rain

  • Thursday

    Thursday: A chance of rain, mainly before 8am. Mostly sunny, with a high near 43. West wind 13 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    High: 43 °F

    Chance Rain
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 28. West wind 11 to 13 mph, with gusts as high as 29 mph.

    Low: 28 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 35. West wind 11 to 14 mph, with gusts as high as 28 mph.

    High: 35 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A chance of snow after 2am. Mostly cloudy, with a low around 10. Northwest wind 16 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    Low: 10 °F

    Mostly Cloudy
    then Chance
    Snow

  • Saturday

    Saturday: Partly sunny, with a high near 20. Northwest wind 14 to 18 mph, with gusts as high as 28 mph.

    High: 20 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of snow after 1am. Mostly cloudy, with a low around 13. Northwest wind 10 to 14 mph. Chance of precipitation is 40%.

    Low: 13 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 16. West wind 10 to 15 mph, with gusts as high as 28 mph.
Wednesday
Increasing clouds, with a high near 40. Southwest wind 9 to 13 mph, with gusts as high as 23 mph.
Wednesday Night
A chance of snow before 9pm, then a chance of rain. Cloudy, with a temperature rising to around 39 by 1am. Southwest wind around 14 mph, with gusts as high as 26 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Thursday
A chance of rain, mainly before 8am. Mostly sunny, with a high near 43. West wind 13 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 28. West wind 11 to 13 mph, with gusts as high as 29 mph.
Friday
Mostly cloudy, with a high near 35. West wind 11 to 14 mph, with gusts as high as 28 mph.
Friday Night
A chance of snow after 2am. Mostly cloudy, with a low around 10. Northwest wind 16 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 20. Northwest wind 14 to 18 mph, with gusts as high as 28 mph.
Saturday Night
A chance of snow after 1am. Mostly cloudy, with a low around 13. Northwest wind 10 to 14 mph. Chance of precipitation is 40%.
Sunday
A chance of snow. Cloudy, with a high near 27. North wind around 11 mph. Chance of precipitation is 50%.
Sunday Night
A chance of snow. Cloudy, with a low around 21. North wind around 11 mph. Chance of precipitation is 50%.
Monday
A chance of snow. Mostly cloudy, with a high near 28. North wind 11 to 13 mph. Chance of precipitation is 50%.
Monday Night
A chance of snow. Mostly cloudy, with a low around 18. Northwest wind 13 to 15 mph. Chance of precipitation is 40%.
Tuesday
Mostly sunny, with a high near 28. Northwest wind around 14 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
South Wellfleet MA
 41.88°N 69.99°W (Elev. 10 ft)
Last Update:
12:44 pm EST Jan 20, 2026
Forecast Valid:
5pm EST Jan 20, 2026-6pm EST Jan 27, 2026
 
Forecast Discussion
 
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Additional Resources

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