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

34°F

1°C

Humidity 97%
Wind Speed SW 6 mph
Barometer 30.23 in (1023.9 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 5 Mar 1:52 am EST
Extended Forecast for

South Wellfleet MA

  • Overnight

    Overnight: Mostly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Mostly Cloudy

  • Thursday

    Thursday: Rain likely, mainly after 4pm. Areas of fog after noon. Otherwise, cloudy, with a high near 39. Light and variable wind becoming east 8 to 13 mph in the morning. Winds could gust as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 39 °F

    Mostly Cloudy
    then Rain
    Likely and
    Areas Fog

  • Thursday Night

    Thursday Night: Rain. Areas of fog. Low around 36. East wind 13 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 36 °F

    Rain and
    Areas Fog

  • Friday

    Friday: Rain, mainly before 1pm. Areas of fog. High near 39. East wind 15 to 18 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 39 °F

    Rain and
    Areas Fog
    then Rain
    Likely and
    Areas Fog

  • Friday Night

    Friday Night: Cloudy, with a low around 34. East wind 6 to 11 mph becoming light after midnight.

    Low: 34 °F

    Cloudy

  • Saturday

    Saturday: Cloudy, with a high near 46. Light southeast wind becoming south 6 to 11 mph in the morning.

    High: 46 °F

    Cloudy

  • Saturday Night

    Saturday Night: A chance of rain after midnight. Cloudy, with a low around 39. Southwest wind 13 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 50%.

    Low: 39 °F

    Cloudy then
    Chance Rain

  • Sunday

    Sunday: A chance of rain before 11am. Mostly cloudy, with a high near 48. West wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    High: 48 °F

    Chance Rain
    then Mostly
    Cloudy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 37. Southwest wind around 7 mph.

    Low: 37 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 32. Calm wind.
Thursday
Rain likely, mainly after 4pm. Areas of fog after noon. Otherwise, cloudy, with a high near 39. Light and variable wind becoming east 8 to 13 mph in the morning. Winds could gust as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Rain. Areas of fog. Low around 36. East wind 13 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Friday
Rain, mainly before 1pm. Areas of fog. High near 39. East wind 15 to 18 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Cloudy, with a low around 34. East wind 6 to 11 mph becoming light after midnight.
Saturday
Cloudy, with a high near 46. Light southeast wind becoming south 6 to 11 mph in the morning.
Saturday Night
A chance of rain after midnight. Cloudy, with a low around 39. Southwest wind 13 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 50%.
Sunday
A chance of rain before 11am. Mostly cloudy, with a high near 48. West wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Sunday Night
Partly cloudy, with a low around 37. Southwest wind around 7 mph.
Monday
Sunny, with a high near 47. Southwest wind 8 to 10 mph.
Monday Night
Partly cloudy, with a low around 39. Southwest wind around 9 mph.
Tuesday
Mostly sunny, with a high near 48. Southwest wind 8 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 39. Southwest wind 8 to 10 mph.
Wednesday
Cloudy, with a high near 48. Southwest wind 11 to 15 mph, with gusts as high as 25 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:
1:53 am EST Mar 5, 2026
Forecast Valid:
2am EST Mar 5, 2026-6pm EDT Mar 11, 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