National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Chatham, Chatham Municipal Airport (KCQX)

Lat: 41.69°NLon: 69.99°WElev: 66ft.

Overcast

50°F

10°C

Humidity 93%
Wind Speed Vrbl 3 mph
Barometer 30.01 in (1016.3 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 9 May 6:52 am EDT
Extended Forecast for

Harwich Center MA

  • Today

    Today: A slight chance of showers before 4pm, then a slight chance of showers after 5pm. Mostly cloudy, with a high near 66. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 20%.

    High: 66 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 3am, then a chance of showers. Patchy fog after 10pm. Low around 52. South wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 52 °F

    Showers and
    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 67. South wind 5 to 9 mph.

    High: 67 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Sunday Night

    Sunday Night: A chance of showers, mainly after 5am. Mostly cloudy, with a low around 49. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 49 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday

    Monday: Showers. High near 62. Northwest wind 3 to 6 mph. Chance of precipitation is 80%.

    High: 62 °F

    Showers

  • Monday Night

    Monday Night: Showers likely, mainly before 10pm. Mostly cloudy, with a low around 47. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 60%.

    Low: 47 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 62. North wind 7 to 10 mph.

    High: 62 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 48. Light southwest wind.

    Low: 48 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 64. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 64 °F

    Partly Sunny

Detailed Forecast

Today
A slight chance of showers before 4pm, then a slight chance of showers after 5pm. Mostly cloudy, with a high near 66. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Tonight
Showers and possibly a thunderstorm before 3am, then a chance of showers. Patchy fog after 10pm. Low around 52. South wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 67. South wind 5 to 9 mph.
Sunday Night
A chance of showers, mainly after 5am. Mostly cloudy, with a low around 49. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Monday
Showers. High near 62. Northwest wind 3 to 6 mph. Chance of precipitation is 80%.
Monday Night
Showers likely, mainly before 10pm. Mostly cloudy, with a low around 47. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 60%.
Tuesday
Mostly sunny, with a high near 62. North wind 7 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 48. Light southwest wind.
Wednesday
Partly sunny, with a high near 64. Calm wind becoming south 5 to 8 mph in the afternoon.
Wednesday Night
A chance of showers after midnight. Mostly cloudy, with a low around 50. South wind around 5 mph. Chance of precipitation is 30%.
Thursday
Showers likely. Mostly cloudy, with a high near 64. Southeast wind 6 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Thursday Night
Showers likely. Mostly cloudy, with a low around 49. East wind 5 to 7 mph. Chance of precipitation is 60%.
Friday
A chance of showers. Partly sunny, with a high near 63. Northeast wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Harwich Center MA
 41.7°N 70.07°W (Elev. 49 ft)
Last Update:
12:52 am EDT May 9, 2026
Forecast Valid:
7am EDT May 9, 2026-6pm EDT May 15, 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