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

Tracking Weekend Storm Impacts

A storm and trailing cold front will continue to slowly move through the Gulf Coast and Southeast U.S. through this weekend with widespread rain showers and isolated thunderstorms. A fast-moving clipper storm may bring several inches of snow to the north-central Plains, Midwest, eastern Great Lakes, and Northeast regions this weekend. Read More >

Current conditions at

Chatham, Chatham Municipal Airport (KCQX)

Lat: 41.69°NLon: 69.99°WElev: 66ft.

Fair

35°F

2°C

Humidity 82%
Wind Speed W 3 mph
Barometer 29.95 in (1014.3 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 7 Dec 1:52 am EST
Extended Forecast for

Harwich Port MA

  • Overnight

    Overnight: Mostly clear, with a low around 31. Northwest wind around 7 mph.

    Low: 31 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 42. Northwest wind 5 to 7 mph becoming southwest in the afternoon.

    High: 42 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 23. Southwest wind 6 to 15 mph becoming west after midnight. Winds could gust as high as 26 mph.

    Low: 23 °F

    Decreasing
    Clouds

  • Monday

    Monday: Mostly sunny, with a high near 33. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 32 mph.

    High: 33 °F

    Sunny and
    Breezy then
    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 20. North wind 7 to 13 mph, with gusts as high as 23 mph.

    Low: 20 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 43. Northwest wind 6 to 10 mph becoming southwest in the afternoon.

    High: 43 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of rain between 10pm and midnight. Cloudy, with a low around 32. Southwest wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.

    Low: 32 °F

    Chance Rain
    then Cloudy

  • Wednesday

    Wednesday: A chance of rain after 2pm. Mostly cloudy, with a high near 50. Southwest wind 10 to 14 mph. Chance of precipitation is 40%.

    High: 50 °F

    Mostly Cloudy
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: A chance of rain before 3am. Mostly cloudy, with a low around 36. Southwest wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.

    Low: 36 °F

    Chance Rain

Detailed Forecast

Overnight
Mostly clear, with a low around 31. Northwest wind around 7 mph.
Sunday
Increasing clouds, with a high near 42. Northwest wind 5 to 7 mph becoming southwest in the afternoon.
Sunday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 23. Southwest wind 6 to 15 mph becoming west after midnight. Winds could gust as high as 26 mph.
Monday
Mostly sunny, with a high near 33. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 32 mph.
Monday Night
Partly cloudy, with a low around 20. North wind 7 to 13 mph, with gusts as high as 23 mph.
Tuesday
Mostly sunny, with a high near 43. Northwest wind 6 to 10 mph becoming southwest in the afternoon.
Tuesday Night
A chance of rain between 10pm and midnight. Cloudy, with a low around 32. Southwest wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Wednesday
A chance of rain after 2pm. Mostly cloudy, with a high near 50. Southwest wind 10 to 14 mph. Chance of precipitation is 40%.
Wednesday Night
A chance of rain before 3am. Mostly cloudy, with a low around 36. Southwest wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.
Thursday
Partly sunny, with a high near 45. West wind 11 to 14 mph.
Thursday Night
Mostly cloudy, with a low around 30. West wind 8 to 10 mph.
Friday
A chance of rain. Mostly cloudy, with a high near 41. West wind 8 to 11 mph. Chance of precipitation is 40%.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 27. Northwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Saturday
A chance of rain and snow. Partly sunny, with a high near 37. Northwest wind 10 to 15 mph. Chance of precipitation is 50%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Harwich Port MA
 41.67°N 70.08°W (Elev. 10 ft)
Last Update:
1:05 am EST Dec 7, 2025
Forecast Valid:
2am EST Dec 7, 2025-6pm EST Dec 13, 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