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

40°F

4°C

Humidity 93%
Wind Speed NE 14 mph
Barometer 30.37 in (1028.6 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 2 Apr 1:52 am EDT
Extended Forecast for

South Wellfleet MA

  • Overnight

    Overnight: Rain, mainly after 4am. Low around 37. Northeast wind around 10 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 37 °F

    Rain

  • Thursday

    Thursday: Rain, mainly before noon. Patchy fog. High near 41. Northeast wind around 14 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 41 °F

    Rain and
    Patchy Fog
    then Chance
    Rain and
    Patchy Fog

  • Thursday Night

    Thursday Night: Patchy fog. Otherwise, cloudy, with a low around 37. East wind 6 to 10 mph, with gusts as high as 24 mph.

    Low: 37 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before noon. Otherwise, mostly cloudy, with a high near 54. Southeast wind 6 to 13 mph becoming southwest in the afternoon.

    High: 54 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Friday Night

    Friday Night: Patchy fog before 9pm. Otherwise, mostly cloudy, with a low around 40. Southwest wind 13 to 15 mph, with gusts as high as 26 mph.

    Low: 40 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 51. Northwest wind 8 to 10 mph becoming northeast in the afternoon.

    High: 51 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 38. East wind around 10 mph.

    Low: 38 °F

    Mostly Cloudy

  • Sunday

    Sunday: Showers, mainly after 2pm. High near 54. Southwest wind 14 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.

    High: 54 °F

    Chance
    Showers then
    Showers

  • Sunday Night

    Sunday Night: Showers, mainly before 8pm. Low around 39. West wind 9 to 13 mph. Chance of precipitation is 80%.

    Low: 39 °F

    Showers then
    Mostly Cloudy

Detailed Forecast

Overnight
Rain, mainly after 4am. Low around 37. Northeast wind around 10 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Rain, mainly before noon. Patchy fog. High near 41. Northeast wind around 14 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Patchy fog. Otherwise, cloudy, with a low around 37. East wind 6 to 10 mph, with gusts as high as 24 mph.
Friday
Patchy fog before noon. Otherwise, mostly cloudy, with a high near 54. Southeast wind 6 to 13 mph becoming southwest in the afternoon.
Friday Night
Patchy fog before 9pm. Otherwise, mostly cloudy, with a low around 40. Southwest wind 13 to 15 mph, with gusts as high as 26 mph.
Saturday
Partly sunny, with a high near 51. Northwest wind 8 to 10 mph becoming northeast in the afternoon.
Saturday Night
Mostly cloudy, with a low around 38. East wind around 10 mph.
Sunday
Showers, mainly after 2pm. High near 54. Southwest wind 14 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Sunday Night
Showers, mainly before 8pm. Low around 39. West wind 9 to 13 mph. Chance of precipitation is 80%.
Monday
Mostly sunny, with a high near 49. West wind 8 to 10 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 36. West wind around 9 mph.
Tuesday
Mostly sunny, with a high near 45. Northwest wind around 8 mph.
Tuesday Night
Partly cloudy, with a low around 32. North wind 7 to 13 mph.
Wednesday
Sunny, with a high near 41. Northeast wind 8 to 11 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Wellfleet MA
 41.88°N 69.99°W (Elev. 10 ft)
Last Update:
1:09 am EDT Apr 2, 2026
Forecast Valid:
2am EDT Apr 2, 2026-6pm EDT Apr 8, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation