National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Chatham, Chatham Municipal Airport (KCQX)

Lat: 41.69°NLon: 69.99°WElev: 66ft.

Fair

73°F

23°C

Humidity 55%
Wind Speed SW 10 G 32 mph
Barometer 29.60 in (1002.5 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 19 Jun 10:52 am EDT
Extended Forecast for

South Wellfleet MA

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 87. Southwest wind around 11 mph, with gusts as high as 21 mph.

    High: 87 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 67. West wind around 10 mph, with gusts as high as 20 mph.

    Low: 67 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 87. West wind 9 to 13 mph, with gusts as high as 24 mph.

    High: 87 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 66. West wind around 7 mph.

    Low: 66 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 86. West wind around 6 mph becoming south in the afternoon.

    High: 86 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 67. Southwest wind 3 to 5 mph.

    Low: 67 °F

    Partly Cloudy

  • Monday

    Monday: Showers likely, mainly after 3pm. The rain could be heavy at times. Partly sunny, with a high near 87. Light south wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 60%.

    High: 87 °F

    Chance
    Showers then
    Heavy Rain

  • Monday Night

    Monday Night: Showers. The rain could be heavy at times. Low around 67. South wind around 17 mph becoming southwest after midnight. Chance of precipitation is 80%.

    Low: 67 °F

    Heavy Rain

  • Tuesday

    Tuesday: Showers likely, mainly before 8am. Partly sunny, with a high near 85. West wind 8 to 13 mph. Chance of precipitation is 60%.

    High: 85 °F

    Showers
    Likely

Detailed Forecast

Juneteenth
Mostly sunny, with a high near 87. Southwest wind around 11 mph, with gusts as high as 21 mph.
Tonight
Mostly clear, with a low around 67. West wind around 10 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 87. West wind 9 to 13 mph, with gusts as high as 24 mph.
Saturday Night
Partly cloudy, with a low around 66. West wind around 7 mph.
Sunday
Sunny, with a high near 86. West wind around 6 mph becoming south in the afternoon.
Sunday Night
Partly cloudy, with a low around 67. Southwest wind 3 to 5 mph.
Monday
Showers likely, mainly after 3pm. The rain could be heavy at times. Partly sunny, with a high near 87. Light south wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 60%.
Monday Night
Showers. The rain could be heavy at times. Low around 67. South wind around 17 mph becoming southwest after midnight. Chance of precipitation is 80%.
Tuesday
Showers likely, mainly before 8am. Partly sunny, with a high near 85. West wind 8 to 13 mph. Chance of precipitation is 60%.
Tuesday Night
Partly cloudy, with a low around 67. West wind around 6 mph.
Wednesday
Sunny, with a high near 86. Northwest wind around 5 mph becoming southeast in the afternoon.
Wednesday Night
Mostly clear, with a low around 68. South wind around 6 mph.
Thursday
Mostly sunny, with a high near 86. Southeast wind 3 to 8 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:
4:18 am EDT Jun 19, 2026
Forecast Valid:
11am EDT Jun 19, 2026-6pm EDT Jun 25, 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