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

Snow in the Rockies; Showers and Thunderstorms Along the Gulf Coast; Potential Winter Storm for Northern Mid-Atlantic and Interior New England

A winter-like pattern will continue over much of the Lower 48 over the next few days, with snow stretching from the Rockies today into the Middle Mississippi Valley on Monday. Showers and thunderstorms will develop along the Gulf Coast and Southeast on Monday. As the storm moves northward late Monday into Tuesday, winter weather is possible from the Central Appalachians to Interior New England. Read More >

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 S 9 G 24 mph
Barometer 29.99 in (1015.7 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 30 Nov 10:52 pm EST
Extended Forecast for

Harwich Port MA

  • Tonight

    Tonight: Rain, mainly before 1am. Patchy fog before 1am. Low around 37. West wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 37 °F

    Rain and
    Patchy Fog

  • Monday

    Monday: Sunny, with a high near 43. Northwest wind 11 to 14 mph, with gusts as high as 24 mph.

    High: 43 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 32. North wind 5 to 8 mph becoming calm.

    Low: 32 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Rain, mainly after 10am. The rain could be heavy at times. High near 49. South wind 7 to 11 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 49 °F

    Rain Likely
    then Heavy
    Rain

  • Tuesday Night

    Tuesday Night: Rain before 2am, then a chance of snow. The rain could be heavy at times. Low around 33. Northeast wind 14 to 17 mph becoming north after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 33 °F

    Heavy Rain
    then
    Rain/Snow
    Likely

  • Wednesday

    Wednesday: A slight chance of rain before 9am. Partly sunny, with a high near 41. Northwest wind 7 to 15 mph. Chance of precipitation is 20%.

    High: 41 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 32. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 32 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 45. Southwest wind 11 to 16 mph, with gusts as high as 26 mph.

    High: 45 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 19. Northwest wind 14 to 17 mph, with gusts as high as 29 mph.

    Low: 19 °F

    Partly Cloudy

Detailed Forecast

Tonight
Rain, mainly before 1am. Patchy fog before 1am. Low around 37. West wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Sunny, with a high near 43. Northwest wind 11 to 14 mph, with gusts as high as 24 mph.
Monday Night
Increasing clouds, with a low around 32. North wind 5 to 8 mph becoming calm.
Tuesday
Rain, mainly after 10am. The rain could be heavy at times. High near 49. South wind 7 to 11 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Tuesday Night
Rain before 2am, then a chance of snow. The rain could be heavy at times. Low around 33. Northeast wind 14 to 17 mph becoming north after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday
A slight chance of rain before 9am. Partly sunny, with a high near 41. Northwest wind 7 to 15 mph. Chance of precipitation is 20%.
Wednesday Night
Mostly cloudy, with a low around 32. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.
Thursday
Mostly cloudy, with a high near 45. Southwest wind 11 to 16 mph, with gusts as high as 26 mph.
Thursday Night
Partly cloudy, with a low around 19. Northwest wind 14 to 17 mph, with gusts as high as 29 mph.
Friday
Mostly sunny, with a high near 37. West wind 10 to 13 mph.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 25. West wind around 9 mph. Chance of precipitation is 40%.
Saturday
A chance of rain. Mostly cloudy, with a high near 45. South wind 9 to 11 mph becoming northwest in the afternoon. Chance of precipitation is 50%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 30. North wind around 10 mph. Chance of precipitation is 30%.
Sunday
A chance of rain. Partly sunny, with a high near 44. Northwest wind 10 to 13 mph. Chance of precipitation is 30%.
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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:
11:02 pm EST Nov 30, 2025
Forecast Valid:
11pm EST Nov 30, 2025-6pm EST Dec 7, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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