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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Northwest Harwich MA

  • Overnight

    Overnight: Patchy fog. Otherwise, mostly cloudy, with a low around 30. Southwest wind around 5 mph.

    Low: 30 °F

    Patchy Fog

  • Wednesday

    Wednesday: Snow likely, possibly mixed with rain, becoming all snow after 4pm. Patchy dense fog. Otherwise, cloudy, with a high near 38. West wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 38 °F

    Rain/Snow
    Likely and
    Patchy Dense
    Fog

  • Wednesday Night

    Wednesday Night: Snow likely, possibly mixed with rain before 11pm, then a chance of snow between 11pm and 3am. Patchy fog before 10pm. Otherwise, cloudy, with a low around 30. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 30 °F

    Rain/Snow
    Likely and
    Patchy Fog
    then Chance
    Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 37. North wind around 6 mph becoming calm in the afternoon.

    High: 37 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 27. Calm wind.

    Low: 27 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of rain, snow, and freezing rain before 9am, then rain. High near 38. East wind 3 to 8 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 38 °F

    Chance Wintry
    Mix then Rain

  • Friday Night

    Friday Night: Rain before 3am, then a chance of snow. Low around 29. East wind around 6 mph becoming north after midnight. Chance of precipitation is 80%.

    Low: 29 °F

    Rain then
    Rain/Snow
    Likely

  • Saturday

    Saturday: A chance of snow before 9am, then a chance of rain between 9am and noon. Mostly cloudy, with a high near 36. North wind 3 to 7 mph. Chance of precipitation is 40%.

    High: 36 °F

    Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 26. Light northeast wind.

    Low: 26 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly cloudy, with a low around 30. Southwest wind around 5 mph.
Wednesday
Snow likely, possibly mixed with rain, becoming all snow after 4pm. Patchy dense fog. Otherwise, cloudy, with a high near 38. West wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 70%. Little or no snow accumulation expected.
Wednesday Night
Snow likely, possibly mixed with rain before 11pm, then a chance of snow between 11pm and 3am. Patchy fog before 10pm. Otherwise, cloudy, with a low around 30. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Thursday
Mostly sunny, with a high near 37. North wind around 6 mph becoming calm in the afternoon.
Thursday Night
Mostly cloudy, with a low around 27. Calm wind.
Friday
A chance of rain, snow, and freezing rain before 9am, then rain. High near 38. East wind 3 to 8 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Friday Night
Rain before 3am, then a chance of snow. Low around 29. East wind around 6 mph becoming north after midnight. Chance of precipitation is 80%.
Saturday
A chance of snow before 9am, then a chance of rain between 9am and noon. Mostly cloudy, with a high near 36. North wind 3 to 7 mph. Chance of precipitation is 40%.
Saturday Night
Mostly cloudy, with a low around 26. Light northeast wind.
Sunday
A chance of snow after 1pm. Mostly cloudy, with a high near 35. Northeast wind 5 to 8 mph. Chance of precipitation is 30%.
Sunday Night
Snow likely. Cloudy, with a low around 28. Northeast wind 7 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.
Monday
A chance of snow. Cloudy, with a high near 34. Northeast wind 11 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 50%.
Monday Night
A chance of snow. Mostly cloudy, with a low around 21. Northwest wind around 9 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 30. Northwest wind 7 to 10 mph, with gusts as high as 21 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Northwest Harwich MA
 41.7°N 70.13°W (Elev. 36 ft)
Last Update:
12:51 am EST Feb 18, 2026
Forecast Valid:
3am EST Feb 18, 2026-6pm EST Feb 24, 2026
 
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