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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

West Harwich MA

  • Tonight

    Tonight: Mostly cloudy, with a low around 63. North wind 3 to 8 mph.

    Low: 63 °F

    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 77. North wind 5 to 7 mph.

    High: 77 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 66. Light southwest wind.

    Low: 66 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 78. South wind 6 to 10 mph.

    High: 78 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers, with thunderstorms also possible after 5am. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 67. Southeast wind 7 to 9 mph. Chance of precipitation is 40%.

    Low: 67 °F

    Chance
    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm before 10am, then showers between 10am and 2pm, then showers and possibly a thunderstorm after 2pm. Patchy fog before 9am. High near 78. East wind 14 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 80%.

    High: 78 °F

    Showers and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: Showers likely. Mostly cloudy, with a low around 66. East wind 9 to 13 mph. Chance of precipitation is 70%.

    Low: 66 °F

    Showers
    Likely

  • Thursday

    Thursday: A chance of showers. Mostly cloudy, with a high near 76. Northeast wind 10 to 14 mph. Chance of precipitation is 50%.

    High: 76 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers before 1am. Mostly cloudy, with a low around 66. North wind around 8 mph. Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 63. North wind 3 to 8 mph.
Monday
Sunny, with a high near 77. North wind 5 to 7 mph.
Monday Night
Mostly clear, with a low around 66. Light southwest wind.
Tuesday
Mostly sunny, with a high near 78. South wind 6 to 10 mph.
Tuesday Night
A chance of showers, with thunderstorms also possible after 5am. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 67. Southeast wind 7 to 9 mph. Chance of precipitation is 40%.
Wednesday
Showers likely and possibly a thunderstorm before 10am, then showers between 10am and 2pm, then showers and possibly a thunderstorm after 2pm. Patchy fog before 9am. High near 78. East wind 14 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 80%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 66. East wind 9 to 13 mph. Chance of precipitation is 70%.
Thursday
A chance of showers. Mostly cloudy, with a high near 76. Northeast wind 10 to 14 mph. Chance of precipitation is 50%.
Thursday Night
A chance of showers before 1am. Mostly cloudy, with a low around 66. North wind around 8 mph. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 77. North wind 7 to 9 mph.
Friday Night
Partly cloudy, with a low around 68. West wind 3 to 5 mph.
Saturday
Mostly sunny, with a high near 79. Light and variable wind becoming south 5 to 8 mph in the morning.
Saturday Night
Partly cloudy, with a low around 69. Southwest wind around 6 mph.
Sunday
Partly sunny, with a high near 80. South wind 6 to 11 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
West Harwich MA
 41.68°N 70.11°W (Elev. 10 ft)
Last Update:
3:12 pm EDT Jul 26, 2026
Forecast Valid:
6pm EDT Jul 26, 2026-6pm EDT Aug 2, 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