Current conditions at

Chatham, Chatham Municipal Airport (KCQX)

Lat: 41.69°NLon: 69.99°WElev: 66ft.

Overcast

70°F

21°C

Humidity 93%
Wind Speed SW 8 G 22 mph
Barometer 30.00 in (1015.9 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 18 Sep 3:52 am EDT
Extended Forecast for

South Harwich MA

  • Overnight

    Overnight: A chance of showers.  Cloudy, with a low around 67. Southwest wind around 11 mph, with gusts as high as 21 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 67 °F

    Chance
    Showers

  • Friday

    Friday: Patchy fog between 8am and 9am.  Otherwise, cloudy through mid morning, then gradual clearing, with a high near 71. West wind 8 to 10 mph becoming north in the afternoon.

    High: 71 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 58. Light north wind increasing to 10 to 15 mph in the evening.

    Low: 58 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 63. Northeast wind 9 to 11 mph.

    High: 63 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 56. Light southeast wind.

    Low: 56 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers, mainly after 2pm.  Mostly cloudy, with a high near 66. Southeast wind 7 to 9 mph.  Chance of precipitation is 40%.

    High: 66 °F

    Partly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Showers likely.  Patchy fog after 1am.  Otherwise, mostly cloudy, with a low around 60. East wind around 6 mph.  Chance of precipitation is 70%.

    Low: 60 °F

    Showers
    Likely and
    Patchy Fog

  • Monday

    Monday: A chance of showers. The rain could be heavy at times.  Partly sunny, with a high near 66. Northeast wind 10 to 15 mph.  Chance of precipitation is 40%.

    High: 66 °F

    Heavy Rain

  • Monday Night

    Monday Night: A chance of showers.  Mostly cloudy, with a low around 57. Northeast wind 13 to 17 mph.  Chance of precipitation is 30%.

    Low: 57 °F

    Chance
    Showers

Detailed Forecast

Overnight
A chance of showers. Cloudy, with a low around 67. Southwest wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Patchy fog between 8am and 9am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 71. West wind 8 to 10 mph becoming north in the afternoon.
Friday Night
Partly cloudy, with a low around 58. Light north wind increasing to 10 to 15 mph in the evening.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 63. Northeast wind 9 to 11 mph.
Saturday Night
Partly cloudy, with a low around 56. Light southeast wind.
Sunday
A chance of showers, mainly after 2pm. Mostly cloudy, with a high near 66. Southeast wind 7 to 9 mph. Chance of precipitation is 40%.
Sunday Night
Showers likely. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 60. East wind around 6 mph. Chance of precipitation is 70%.
Monday
A chance of showers. The rain could be heavy at times. Partly sunny, with a high near 66. Northeast wind 10 to 15 mph. Chance of precipitation is 40%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 57. Northeast wind 13 to 17 mph. Chance of precipitation is 30%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 65. Breezy, with a northeast wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 56. Breezy, with a northeast wind around 22 mph. Chance of precipitation is 30%.
Wednesday
Partly sunny, with a high near 64. Breezy, with a northeast wind around 24 mph, with gusts as high as 36 mph.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 57. Breezy, with a northeast wind 23 to 25 mph. Chance of precipitation is 30%.
Thursday
A chance of showers. Partly sunny, with a high near 65. Breezy, with a northeast wind around 24 mph, with gusts as high as 34 mph. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
South Harwich MA
 41.67°N 70.05°W (Elev. 10 ft)
3:02 am EDT Sep 18, 2026
4am EDT Sep 18, 2026-6pm EDT Sep 24, 2026
 
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Additional Resources

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