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 >

Hazardous Weather Conditions

Current conditions at

Chatham, Chatham Municipal Airport (KCQX)

Lat: 41.69°NLon: 69.99°WElev: 66ft.

Overcast

31°F

-1°C

Humidity 82%
Wind Speed Calm
Barometer 29.96 in (1014.6 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 6 Dec 5:52 am EST
Extended Forecast for

Harwich Port MA

  • Today

    Today: A slight chance of rain between noon and 1pm. Mostly cloudy, with a high near 44. Calm wind becoming south 5 to 8 mph in the morning. Chance of precipitation is 20%.

    High: 44 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Tonight

    Tonight: Cloudy during the early evening, then gradual clearing, with a low around 32. South wind 6 to 8 mph becoming northwest after midnight.

    Low: 32 °F

    Gradual
    Clearing

  • Sunday

    Sunday: Increasing clouds, with a high near 42. Northwest wind 6 to 9 mph.

    High: 42 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: A slight chance of rain between 1am and 4am, then a slight chance of freezing rain after 4am. Mostly cloudy, with a low around 24. West wind 5 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    Low: 24 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Freezing
    Rain

  • Monday

    Monday: A slight chance of rain or freezing rain before 11am, then a slight chance of snow between 11am and noon. Mostly sunny, with a high near 33. Northwest wind 14 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.

    High: 33 °F

    Slight Chance
    Wintry Mix
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 18. North wind 8 to 14 mph, with gusts as high as 25 mph.

    Low: 18 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 41. Northwest wind 6 to 10 mph becoming southwest in the afternoon.

    High: 41 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of rain between 9pm and 2am. Mostly cloudy, with a low around 33. Southwest wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.

    Low: 33 °F

    Chance Rain

  • Wednesday

    Wednesday: A chance of rain after 4pm. Mostly cloudy, with a high near 50. Southwest wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    High: 50 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Today
A slight chance of rain between noon and 1pm. Mostly cloudy, with a high near 44. Calm wind becoming south 5 to 8 mph in the morning. Chance of precipitation is 20%.
Tonight
Cloudy during the early evening, then gradual clearing, with a low around 32. South wind 6 to 8 mph becoming northwest after midnight.
Sunday
Increasing clouds, with a high near 42. Northwest wind 6 to 9 mph.
Sunday Night
A slight chance of rain between 1am and 4am, then a slight chance of freezing rain after 4am. Mostly cloudy, with a low around 24. West wind 5 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Monday
A slight chance of rain or freezing rain before 11am, then a slight chance of snow between 11am and noon. Mostly sunny, with a high near 33. Northwest wind 14 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.
Monday Night
Mostly cloudy, with a low around 18. North wind 8 to 14 mph, with gusts as high as 25 mph.
Tuesday
Partly sunny, with a high near 41. Northwest wind 6 to 10 mph becoming southwest in the afternoon.
Tuesday Night
A chance of rain between 9pm and 2am. Mostly cloudy, with a low around 33. Southwest wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Wednesday
A chance of rain after 4pm. Mostly cloudy, with a high near 50. Southwest wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 36. Southwest wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.
Thursday
A chance of rain. Partly sunny, with a high near 45. West wind 11 to 14 mph. Chance of precipitation is 40%.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 27. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Friday
A chance of rain and snow. Partly sunny, with a high near 40. West wind 10 to 14 mph. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harwich Port MA
 41.67°N 70.08°W (Elev. 10 ft)
Last Update:
1:35 am EST Dec 6, 2025
Forecast Valid:
6am EST Dec 6, 2025-6pm EST Dec 12, 2025
 
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