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

Hazardous Weather Conditions

Current conditions at

Chatham, Chatham Municipal Airport (KCQX)

Lat: 41.69°NLon: 69.99°WElev: 66ft.

Overcast

43°F

6°C

Humidity 82%
Wind Speed S 9 G 18 mph
Barometer 30.03 in (1017.2 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 17 Jan 12:52 pm EST
Extended Forecast for

Chatham MA

Winter Weather Advisory January 18, 10:00am until January 19, 04:00am
Click here for hazard details and duration
Winter Weather Advisory

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 45. Southwest wind around 11 mph.

    High: 45 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 32. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 32 °F

    Mostly Cloudy

  • Sunday

    Sunday: Rain before 4pm, then snow, possibly mixed with rain. High near 39. Southwest wind around 6 mph becoming northeast in the afternoon. Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 39 °F

    Chance Rain
    then
    Rain/Snow

  • Sunday Night

    Sunday Night: Snow, possibly mixed with rain, becoming all snow after 11pm. Low around 27. Northeast wind 6 to 9 mph becoming northwest after midnight. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

    Low: 27 °F

    Rain/Snow
    then Snow

  • M.L.King Day

    M.L.King Day: A slight chance of snow between 8am and 10am. Mostly sunny, with a high near 36. Southwest wind 9 to 16 mph. Chance of precipitation is 20%.

    High: 36 °F

    Slight Chance
    Snow then
    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 22. West wind around 15 mph, with gusts as high as 25 mph.

    Low: 22 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 28. West wind around 13 mph.

    High: 28 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 18. West wind 10 to 13 mph.

    Low: 18 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 40. West wind 8 to 11 mph becoming southwest in the afternoon.

    High: 40 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 45. Southwest wind around 11 mph.
Tonight
Mostly cloudy, with a low around 32. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday
Rain before 4pm, then snow, possibly mixed with rain. High near 39. Southwest wind around 6 mph becoming northeast in the afternoon. Chance of precipitation is 100%. Little or no snow accumulation expected.
Sunday Night
Snow, possibly mixed with rain, becoming all snow after 11pm. Low around 27. Northeast wind 6 to 9 mph becoming northwest after midnight. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
M.L.King Day
A slight chance of snow between 8am and 10am. Mostly sunny, with a high near 36. Southwest wind 9 to 16 mph. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 22. West wind around 15 mph, with gusts as high as 25 mph.
Tuesday
Mostly sunny, with a high near 28. West wind around 13 mph.
Tuesday Night
Mostly clear, with a low around 18. West wind 10 to 13 mph.
Wednesday
Mostly sunny, with a high near 40. West wind 8 to 11 mph becoming southwest in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 31. Southwest wind 11 to 13 mph, with gusts as high as 23 mph.
Thursday
A chance of rain. Mostly cloudy, with a high near 40. Southwest wind 10 to 13 mph. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 22. Northwest wind 11 to 13 mph.
Friday
Mostly sunny, with a high near 34. West wind around 10 mph, with gusts as high as 20 mph.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chatham MA
 41.68°N 69.96°W (Elev. 13 ft)
Last Update:
1:13 pm EST Jan 17, 2026
Forecast Valid:
1pm EST Jan 17, 2026-6pm EST Jan 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation