Autumn Temperatures for Eastern Third of the Country; Developing Offshore Coastal Storm

Cooler and less humid conditions for most of the eastern third of the nation as high pressure dominates the weather pattern. Otherwise, rather tranquil weather for most of the nation for the end of the weekend into the start of this week. We continue to monitor a developing coastal storm offshore of the Carolinas; Coastal flooding and beach erosion possible along portions of the Mid-Atlantic. Read More >

Current conditions at

Chatham, Chatham Municipal Airport (KCQX)

Lat: 41.69°NLon: 69.99°WElev: 66ft.

Fair

48°F

9°C

Humidity 54%
Wind Speed NE 9 G 21 mph
Barometer 30.55 in (1034.8 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 18 Oct 8:52 am EDT
Extended Forecast for

South Chatham MA

  • Today

    Today: Sunny, with a high near 56. Northeast wind 9 to 13 mph.

    High: 56 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 44. East wind around 9 mph.

    Low: 44 °F

    Mostly Clear

  • Monday

    Monday: Increasing clouds, with a high near 57. East wind 9 to 14 mph.

    High: 57 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: A chance of showers, mainly after 9pm.  Cloudy, with a low around 51. Northeast wind 13 to 16 mph, with gusts as high as 28 mph.  Chance of precipitation is 40%.

    Low: 51 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of showers before 9am.  Mostly cloudy, with a high near 58. Northeast wind around 18 mph, with gusts as high as 32 mph.  Chance of precipitation is 20%.

    High: 58 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 46. Breezy, with a northeast wind around 20 mph, with gusts as high as 33 mph.

    Low: 46 °F

    Mostly Cloudy
    and Breezy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 57. Breezy, with a northeast wind around 21 mph, with gusts as high as 34 mph.

    High: 57 °F

    Mostly Cloudy
    and Breezy

  • Wednesday Night

    Wednesday Night: A chance of showers after 9pm.  Mostly cloudy, with a low around 47. Northeast wind 16 to 18 mph, with gusts as high as 29 mph.  Chance of precipitation is 40%.

    Low: 47 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers.  Mostly cloudy, with a high near 58. North wind around 17 mph, with gusts as high as 30 mph.  Chance of precipitation is 40%.

    High: 58 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 56. Northeast wind 9 to 13 mph.
Tonight
Mostly clear, with a low around 44. East wind around 9 mph.
Monday
Increasing clouds, with a high near 57. East wind 9 to 14 mph.
Monday Night
A chance of showers, mainly after 9pm. Cloudy, with a low around 51. Northeast wind 13 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.
Tuesday
A slight chance of showers before 9am. Mostly cloudy, with a high near 58. Northeast wind around 18 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.
Tuesday Night
Mostly cloudy, with a low around 46. Breezy, with a northeast wind around 20 mph, with gusts as high as 33 mph.
Wednesday
Mostly cloudy, with a high near 57. Breezy, with a northeast wind around 21 mph, with gusts as high as 34 mph.
Wednesday Night
A chance of showers after 9pm. Mostly cloudy, with a low around 47. Northeast wind 16 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 40%.
Thursday
A chance of showers. Mostly cloudy, with a high near 58. North wind around 17 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.
Thursday Night
Mostly cloudy, with a low around 47. Breezy, with a north wind 14 to 20 mph, with gusts as high as 31 mph.
Friday
Partly sunny, with a high near 56. Breezy, with a north wind 20 to 22 mph, with gusts as high as 36 mph.
Friday Night
Mostly cloudy, with a low around 47. Breezy, with a northeast wind 17 to 21 mph.
Saturday
Mostly sunny, with a high near 57. Northeast wind around 17 mph, with gusts as high as 28 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
South Chatham MA
 41.69°N 70.01°W (Elev. 49 ft)
8:09 am EDT Oct 18, 2026
9am EDT Oct 18, 2026-6pm EDT Oct 24, 2026
 
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