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

71°F

22°C

Humidity 73%
Wind Speed SW 5 mph
Barometer 30.15 in (1021.0 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 4 Aug 6:52 pm EDT
Extended Forecast for

Northwest Harwich MA

  • Tonight

    Tonight: Mostly clear, with a low around 64. South wind around 5 mph becoming calm in the evening.

    Low: 64 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 81. Calm wind becoming northeast 5 to 8 mph in the morning.

    High: 81 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog between 10pm and 1am. Otherwise, mostly cloudy, with a low around 64. Northeast wind 3 to 6 mph.

    Low: 64 °F

    Patchy Fog

  • Wednesday

    Wednesday: Partly sunny, with a high near 77. Northeast wind 7 to 10 mph.

    High: 77 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 63. East wind 3 to 6 mph.

    Low: 63 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 78. Northeast wind 6 to 8 mph.

    High: 78 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 62. Southeast wind around 5 mph becoming calm in the evening.

    Low: 62 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 78. South wind 5 to 8 mph.

    High: 78 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 64. South wind 3 to 6 mph.

    Low: 64 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 64. South wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 81. Calm wind becoming northeast 5 to 8 mph in the morning.
Tuesday Night
Patchy fog between 10pm and 1am. Otherwise, mostly cloudy, with a low around 64. Northeast wind 3 to 6 mph.
Wednesday
Partly sunny, with a high near 77. Northeast wind 7 to 10 mph.
Wednesday Night
Mostly cloudy, with a low around 63. East wind 3 to 6 mph.
Thursday
Mostly sunny, with a high near 78. Northeast wind 6 to 8 mph.
Thursday Night
Mostly clear, with a low around 62. Southeast wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 78. South wind 5 to 8 mph.
Friday Night
Mostly clear, with a low around 64. South wind 3 to 6 mph.
Saturday
Sunny, with a high near 80. South wind 5 to 8 mph.
Saturday Night
Mostly clear, with a low around 66. Southwest wind around 6 mph.
Sunday
Sunny, with a high near 83. Southwest wind 6 to 9 mph.
Sunday Night
Partly cloudy, with a low around 68. Southwest wind around 7 mph.
Monday
Mostly sunny, with a high near 83. South wind 6 to 10 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Northwest Harwich MA
 41.7°N 70.1°W (Elev. 43 ft)
Last Update:
2:06 pm EDT Aug 4, 2025
Forecast Valid:
7pm EDT Aug 4, 2025-6pm EDT Aug 11, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation