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

64°F

18°C

Humidity 75%
Wind Speed NE 3 mph
Barometer 30.08 in (1018.7 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 1 Sep 7:52 pm EDT
Extended Forecast for

South Orleans MA

  • Tonight

    Tonight: A chance of showers, mainly before 10pm. Mostly cloudy, with a low around 63. East wind around 7 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 63 °F

    Chance
    Showers then
    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 69. East wind around 10 mph.

    High: 69 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers, mainly after 5am. Mostly cloudy, with a low around 64. Southeast wind around 7 mph. Chance of precipitation is 30%.

    Low: 64 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: Showers, with thunderstorms also possible after 2pm. Patchy fog before 9am. High near 73. South wind 8 to 11 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 73 °F

    Showers and
    Patchy Fog

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 67. Southwest wind around 7 mph. Chance of precipitation is 60%.

    Low: 67 °F

    Showers
    Likely

  • Friday

    Friday: Mostly sunny, with a high near 74. Northwest wind 6 to 8 mph.

    High: 74 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 61. Calm wind becoming northwest 5 to 8 mph in the evening.

    Low: 61 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 71. North wind 10 to 13 mph.

    High: 71 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 60. North wind 9 to 11 mph.

    Low: 60 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of showers, mainly before 10pm. Mostly cloudy, with a low around 63. East wind around 7 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Mostly sunny, with a high near 69. East wind around 10 mph.
Wednesday Night
A chance of showers, mainly after 5am. Mostly cloudy, with a low around 64. Southeast wind around 7 mph. Chance of precipitation is 30%.
Thursday
Showers, with thunderstorms also possible after 2pm. Patchy fog before 9am. High near 73. South wind 8 to 11 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 67. Southwest wind around 7 mph. Chance of precipitation is 60%.
Friday
Mostly sunny, with a high near 74. Northwest wind 6 to 8 mph.
Friday Night
Partly cloudy, with a low around 61. Calm wind becoming northwest 5 to 8 mph in the evening.
Saturday
Sunny, with a high near 71. North wind 10 to 13 mph.
Saturday Night
Partly cloudy, with a low around 60. North wind 9 to 11 mph.
Sunday
Mostly sunny, with a high near 71. North wind 13 to 15 mph.
Sunday Night
Mostly clear, with a low around 60. Calm wind becoming west around 6 mph after midnight.
Labor Day
Sunny, with a high near 73. West wind around 8 mph becoming southwest in the afternoon.
Monday Night
Partly cloudy, with a low around 61. Southwest wind 5 to 7 mph.
Tuesday
Mostly sunny, with a high near 73. West wind 8 to 10 mph becoming northeast in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
South Orleans MA
 41.76°N 70.03°W (Elev. 43 ft)
Last Update:
4:11 pm EDT Sep 1, 2026
Forecast Valid:
8pm EDT Sep 1, 2026-6pm EDT Sep 8, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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