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

49°F

9°C

Humidity 93%
Wind Speed Vrbl 3 mph
Barometer 29.93 in (1013.7 mb)
Dewpoint 47°F (8°C)
Visibility 9.00 mi
Last update 14 Apr 3:52 am EDT
Extended Forecast for

South Wellfleet MA

  • Today

    Today: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 62. Light and variable wind becoming southeast 5 to 7 mph in the afternoon.

    High: 62 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 11pm. Patchy fog between 11pm and 2am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 47. South wind 8 to 10 mph. Chance of precipitation is 20%.

    Low: 47 °F

    Slight Chance
    T-storms and
    Patchy Fog
    then Patchy
    Fog

  • Wednesday

    Wednesday: Partly sunny, with a high near 59. West wind 6 to 8 mph becoming south in the afternoon.

    High: 59 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 46. South wind around 7 mph becoming west after midnight. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 46 °F

    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers before 11am. Mostly cloudy, with a high near 60. South wind 6 to 9 mph. Chance of precipitation is 20%.

    High: 60 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 47. Southwest wind around 8 mph.

    Low: 47 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of showers after 11am. Mostly cloudy, with a high near 58. Southwest wind 6 to 8 mph becoming southeast in the afternoon. Chance of precipitation is 40%.

    High: 58 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers before 1am. Mostly cloudy, with a low around 42. Northeast wind around 6 mph. Chance of precipitation is 30%.

    Low: 42 °F

    Chance
    Showers

  • Saturday

    Saturday: Mostly cloudy, with a high near 52. Northeast wind around 8 mph.

    High: 52 °F

    Mostly Cloudy

Detailed Forecast

Today
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 62. Light and variable wind becoming southeast 5 to 7 mph in the afternoon.
Tonight
A slight chance of showers and thunderstorms before 11pm. Patchy fog between 11pm and 2am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 47. South wind 8 to 10 mph. Chance of precipitation is 20%.
Wednesday
Partly sunny, with a high near 59. West wind 6 to 8 mph becoming south in the afternoon.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 46. South wind around 7 mph becoming west after midnight. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A slight chance of showers before 11am. Mostly cloudy, with a high near 60. South wind 6 to 9 mph. Chance of precipitation is 20%.
Thursday Night
Mostly cloudy, with a low around 47. Southwest wind around 8 mph.
Friday
A chance of showers after 11am. Mostly cloudy, with a high near 58. Southwest wind 6 to 8 mph becoming southeast in the afternoon. Chance of precipitation is 40%.
Friday Night
A chance of showers before 1am. Mostly cloudy, with a low around 42. Northeast wind around 6 mph. Chance of precipitation is 30%.
Saturday
Mostly cloudy, with a high near 52. Northeast wind around 8 mph.
Saturday Night
Cloudy, with a low around 44. East wind around 6 mph becoming southeast after midnight.
Sunday
A chance of showers. Cloudy, with a high near 55. South wind 7 to 10 mph. Chance of precipitation is 30%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 41. West wind 11 to 13 mph. Chance of precipitation is 50%.
Monday
Partly sunny, with a high near 52. West wind 11 to 13 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
South Wellfleet MA
 41.88°N 69.99°W (Elev. 10 ft)
Last Update:
2:42 am EDT Apr 14, 2026
Forecast Valid:
4am EDT Apr 14, 2026-6pm EDT Apr 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation