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

39°F

4°C

Humidity 55%
Wind Speed Vrbl 3 mph
Barometer 30.34 in (1027.5 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Last update 24 Mar 2:52 pm EDT
Extended Forecast for

South Wellfleet MA

  • Tonight

    Tonight: Increasing clouds, with a low around 33. South wind 8 to 13 mph becoming southwest after midnight. Winds could gust as high as 25 mph.

    Low: 33 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Increasing clouds, with a high near 47. West wind 6 to 8 mph.

    High: 47 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Cloudy, with a low around 38. South wind around 9 mph.

    Low: 38 °F

    Cloudy

  • Thursday

    Thursday: A slight chance of rain before noon. Mostly cloudy, with a high near 52. Southwest wind 10 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

    High: 52 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Thursday Night

    Thursday Night: Rain likely, mainly after 2am. Cloudy, with a low around 39. Southwest wind around 16 mph, with gusts as high as 28 mph. Chance of precipitation is 60%.

    Low: 39 °F

    Chance Rain
    then Rain
    Likely

  • Friday

    Friday: Rain likely, mainly before 8am. Mostly cloudy, with a high near 50. West wind around 14 mph becoming north in the afternoon. Chance of precipitation is 60%.

    High: 50 °F

    Rain Likely

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 26. North wind around 11 mph.

    Low: 26 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 36. North wind 7 to 9 mph.

    High: 36 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 28. South wind 6 to 9 mph.

    Low: 28 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 33. South wind 8 to 13 mph becoming southwest after midnight. Winds could gust as high as 25 mph.
Wednesday
Increasing clouds, with a high near 47. West wind 6 to 8 mph.
Wednesday Night
Cloudy, with a low around 38. South wind around 9 mph.
Thursday
A slight chance of rain before noon. Mostly cloudy, with a high near 52. Southwest wind 10 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Thursday Night
Rain likely, mainly after 2am. Cloudy, with a low around 39. Southwest wind around 16 mph, with gusts as high as 28 mph. Chance of precipitation is 60%.
Friday
Rain likely, mainly before 8am. Mostly cloudy, with a high near 50. West wind around 14 mph becoming north in the afternoon. Chance of precipitation is 60%.
Friday Night
Mostly cloudy, with a low around 26. North wind around 11 mph.
Saturday
Partly sunny, with a high near 36. North wind 7 to 9 mph.
Saturday Night
Partly cloudy, with a low around 28. South wind 6 to 9 mph.
Sunday
Sunny, with a high near 43. West wind around 10 mph.
Sunday Night
Partly cloudy, with a low around 34. Southwest wind around 9 mph.
Monday
Partly sunny, with a high near 47. Southwest wind 10 to 13 mph.
Monday Night
Partly cloudy, with a low around 34. West wind 11 to 13 mph.
Tuesday
Mostly sunny, with a high near 45. West wind 11 to 13 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:
1:48 pm EDT Mar 24, 2026
Forecast Valid:
3pm EDT Mar 24, 2026-6pm EDT Mar 31, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation