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

48°F

9°C

Humidity 52%
Wind Speed E 3 mph
Barometer 30.24 in (1024.0 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 11 Apr 7:52 pm EDT
Extended Forecast for

South Wellfleet MA

  • Tonight

    Tonight: Clear, with a low around 38. Northwest wind 8 to 11 mph, with gusts as high as 21 mph.

    Low: 38 °F

    Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 49. North wind around 6 mph becoming light and variable.

    High: 49 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: A chance of showers, mainly after midnight. Cloudy, with a low around 41. South wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 41 °F

    Chance
    Showers

  • Monday

    Monday: A slight chance of showers before 9am, then a slight chance of showers after 2pm. Mostly cloudy, with a high near 55. Southwest wind 14 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.

    High: 55 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers, mainly before 1am. Mostly cloudy, with a low around 47. Southwest wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    Low: 47 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Partly sunny, with a high near 60. West wind 6 to 8 mph becoming south in the afternoon.

    High: 60 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 47. Southwest wind around 9 mph.

    Low: 47 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 60. South wind 8 to 10 mph.

    High: 60 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 48. Southwest wind around 9 mph.

    Low: 48 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 38. Northwest wind 8 to 11 mph, with gusts as high as 21 mph.
Sunday
Increasing clouds, with a high near 49. North wind around 6 mph becoming light and variable.
Sunday Night
A chance of showers, mainly after midnight. Cloudy, with a low around 41. South wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A slight chance of showers before 9am, then a slight chance of showers after 2pm. Mostly cloudy, with a high near 55. Southwest wind 14 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.
Monday Night
A chance of showers, mainly before 1am. Mostly cloudy, with a low around 47. Southwest wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Tuesday
Partly sunny, with a high near 60. West wind 6 to 8 mph becoming south in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 47. Southwest wind around 9 mph.
Wednesday
Mostly sunny, with a high near 60. South wind 8 to 10 mph.
Wednesday Night
Mostly cloudy, with a low around 48. Southwest wind around 9 mph.
Thursday
Mostly cloudy, with a high near 58. South wind around 10 mph.
Thursday Night
Mostly cloudy, with a low around 46. Southwest wind around 9 mph.
Friday
A chance of showers. Partly sunny, with a high near 56. Southwest wind around 8 mph becoming northeast in the afternoon. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 44. East wind around 7 mph becoming south after midnight.
Saturday
Partly sunny, with a high near 54. Southeast wind 6 to 9 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:
6:45 pm EDT Apr 11, 2026
Forecast Valid:
8pm EDT Apr 11, 2026-6pm EDT Apr 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation