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

74°F

23°C

Humidity 97%
Wind Speed SW 8 mph
Barometer 30.05 in (1017.6 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 15 Jul 11:52 pm EDT
Extended Forecast for

Harwich Center MA

  • Overnight

    Overnight: Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 70. Southwest wind 3 to 5 mph.

    Low: 70 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 83. Light southwest wind increasing to 5 to 9 mph in the morning.

    High: 83 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 72. Southwest wind around 6 mph.

    Low: 72 °F

    Patchy Fog

  • Thursday

    Thursday: A slight chance of showers. Mostly cloudy, with a high near 83. Southwest wind 8 to 13 mph. Chance of precipitation is 20%.

    High: 83 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely before 8pm, then a slight chance of showers between 8pm and 10pm. Patchy fog before 9pm. Otherwise, mostly cloudy, with a low around 72. Southwest wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    Low: 72 °F

    T-storms
    Likely and
    Patchy Fog
    then Partly
    Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 84. West wind 8 to 10 mph becoming north in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 66. North wind 3 to 5 mph.

    Low: 66 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 80. Northeast wind 5 to 7 mph becoming southeast in the afternoon.

    High: 80 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 67. South wind around 5 mph.

    Low: 67 °F

    Partly Cloudy

Detailed Forecast

Overnight
Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 70. Southwest wind 3 to 5 mph.
Wednesday
Patchy fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 83. Light southwest wind increasing to 5 to 9 mph in the morning.
Wednesday Night
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 72. Southwest wind around 6 mph.
Thursday
A slight chance of showers. Mostly cloudy, with a high near 83. Southwest wind 8 to 13 mph. Chance of precipitation is 20%.
Thursday Night
Showers and thunderstorms likely before 8pm, then a slight chance of showers between 8pm and 10pm. Patchy fog before 9pm. Otherwise, mostly cloudy, with a low around 72. Southwest wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Friday
Mostly sunny, with a high near 84. West wind 8 to 10 mph becoming north in the afternoon.
Friday Night
Partly cloudy, with a low around 66. North wind 3 to 5 mph.
Saturday
Mostly sunny, with a high near 80. Northeast wind 5 to 7 mph becoming southeast in the afternoon.
Saturday Night
Partly cloudy, with a low around 67. South wind around 5 mph.
Sunday
A chance of showers after 8am. Partly sunny, with a high near 81. South wind 6 to 10 mph. Chance of precipitation is 40%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 67. Southwest wind around 6 mph becoming northwest after midnight. Chance of precipitation is 40%.
Monday
Mostly sunny, with a high near 79. Northeast wind 6 to 8 mph.
Monday Night
Partly cloudy, with a low around 66. East wind 3 to 5 mph.
Tuesday
Mostly sunny, with a high near 79. Northeast wind 6 to 8 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Harwich Center MA
 41.7°N 70.07°W (Elev. 49 ft)
Last Update:
12:11 am EDT Jul 16, 2025
Forecast Valid:
12am EDT Jul 16, 2025-6pm EDT Jul 22, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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