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.

Overcast

46°F

8°C

Humidity 83%
Wind Speed N 8 mph
Barometer 29.52 in (999.7 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 13 Nov 11:52 am EST
Extended Forecast for

Harwich Port MA

  • This Afternoon

    This Afternoon: A chance of rain, mainly after 1pm. Mostly cloudy, with a high near 47. North wind 15 to 17 mph, with gusts as high as 33 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 47 °F

    Chance Rain

  • Tonight

    Tonight: Mostly cloudy, with a low around 42. North wind 8 to 13 mph, with gusts as high as 28 mph.

    Low: 42 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 49. Northwest wind 9 to 11 mph.

    High: 49 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A slight chance of rain before 9pm. Partly cloudy, with a low around 38. Northwest wind around 10 mph. Chance of precipitation is 20%.

    Low: 38 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 51. Northwest wind 6 to 10 mph, with gusts as high as 24 mph.

    High: 51 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 39. Northwest wind 5 to 9 mph becoming light. Winds could gust as high as 20 mph.

    Low: 39 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 49. Northwest wind 7 to 14 mph.

    High: 49 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 35. Northwest wind around 6 mph.

    Low: 35 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 53. West wind 6 to 9 mph.

    High: 53 °F

    Sunny

Detailed Forecast

This Afternoon
A chance of rain, mainly after 1pm. Mostly cloudy, with a high near 47. North wind 15 to 17 mph, with gusts as high as 33 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Mostly cloudy, with a low around 42. North wind 8 to 13 mph, with gusts as high as 28 mph.
Saturday
Partly sunny, with a high near 49. Northwest wind 9 to 11 mph.
Saturday Night
A slight chance of rain before 9pm. Partly cloudy, with a low around 38. Northwest wind around 10 mph. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 51. Northwest wind 6 to 10 mph, with gusts as high as 24 mph.
Sunday Night
Partly cloudy, with a low around 39. Northwest wind 5 to 9 mph becoming light. Winds could gust as high as 20 mph.
Monday
Mostly sunny, with a high near 49. Northwest wind 7 to 14 mph.
Monday Night
Mostly clear, with a low around 35. Northwest wind around 6 mph.
Tuesday
Sunny, with a high near 53. West wind 6 to 9 mph.
Tuesday Night
Mostly clear, with a low around 40. West wind around 7 mph.
Wednesday
Sunny, with a high near 55. West wind 6 to 8 mph.
Wednesday Night
Mostly clear, with a low around 44. West wind around 6 mph.
Thursday
Sunny, with a high near 55. West wind around 6 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harwich Port MA
 41.67°N 70.08°W (Elev. 10 ft)
Last Update:
10:13 am EST Nov 13, 2026
Forecast Valid:
12pm EST Nov 13, 2026-6pm EST Nov 19, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation