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.

Fair

23°F

-5°C

Humidity 92%
Wind Speed NW 3 mph
Barometer 30.17 in (1021.7 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 22 Feb 12:52 am EST
Extended Forecast for

South Wellfleet MA

Blizzard Warning February 22, 04:00pm until February 24, 07:00am
Coastal Flood Warning February 23, 01:00am until February 23, 07:00am
Click here for hazard details and duration
Blizzard Warning
Coastal Flood Warning

  • Overnight

    Overnight: Partly cloudy, with a low around 28. Northeast wind 3 to 5 mph.

    Low: 28 °F

    Partly Cloudy

  • Sunday

    Sunday: Cloudy, with a high near 37. East wind 6 to 11 mph.

    High: 37 °F

    Cloudy

  • Sunday Night

    Sunday Night: Snow, mainly after 10pm. The snow could be heavy at times. Areas of blowing snow after midnight. Low around 31. Windy, with an east wind 18 to 23 mph increasing to 31 to 36 mph after midnight. Winds could gust as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    Low: 31 °F

    Chance Snow
    and Windy
    then Heavy
    Snow and
    Areas Blowing
    Snow

  • Monday

    Monday: Snow before 9am, then snow, possibly mixed with rain. The snow could be heavy at times. Areas of blowing snow. High near 36. Very windy, with a northeast wind 39 to 41 mph, with gusts as high as 70 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    High: 36 °F

    Rain/Snow and
    Areas Blowing
    Snow

  • Monday Night

    Monday Night: Snow, mainly before 10pm. Areas of blowing snow before 10pm. Low around 24. Windy, with a northwest wind 31 to 36 mph decreasing to 18 to 23 mph after midnight. Winds could gust as high as 55 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 24 °F

    Snow and
    Areas Blowing
    Snow then
    Chance Snow
    and Blustery

  • Tuesday

    Tuesday: Mostly sunny, with a high near 31. West wind 11 to 17 mph.

    High: 31 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 21. West wind 8 to 11 mph.

    Low: 21 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Rain likely, possibly mixed with snow, becoming all rain after 1pm. Mostly cloudy, with a high near 39. Southwest wind 7 to 13 mph. Chance of precipitation is 60%.

    High: 39 °F

    Rain/Snow
    Likely

  • Wednesday Night

    Wednesday Night: A chance of rain before 10pm. Partly cloudy, with a low around 30. Southwest wind around 10 mph. Chance of precipitation is 40%.

    Low: 30 °F

    Chance Rain
    then Partly
    Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 28. Northeast wind 3 to 5 mph.
Sunday
Cloudy, with a high near 37. East wind 6 to 11 mph.
Sunday Night
Snow, mainly after 10pm. The snow could be heavy at times. Areas of blowing snow after midnight. Low around 31. Windy, with an east wind 18 to 23 mph increasing to 31 to 36 mph after midnight. Winds could gust as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Monday
Snow before 9am, then snow, possibly mixed with rain. The snow could be heavy at times. Areas of blowing snow. High near 36. Very windy, with a northeast wind 39 to 41 mph, with gusts as high as 70 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Monday Night
Snow, mainly before 10pm. Areas of blowing snow before 10pm. Low around 24. Windy, with a northwest wind 31 to 36 mph decreasing to 18 to 23 mph after midnight. Winds could gust as high as 55 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Tuesday
Mostly sunny, with a high near 31. West wind 11 to 17 mph.
Tuesday Night
Partly cloudy, with a low around 21. West wind 8 to 11 mph.
Wednesday
Rain likely, possibly mixed with snow, becoming all rain after 1pm. Mostly cloudy, with a high near 39. Southwest wind 7 to 13 mph. Chance of precipitation is 60%.
Wednesday Night
A chance of rain before 10pm. Partly cloudy, with a low around 30. Southwest wind around 10 mph. Chance of precipitation is 40%.
Thursday
A chance of rain after 2pm. Partly sunny, with a high near 40. West wind 7 to 10 mph. Chance of precipitation is 30%.
Thursday Night
Rain and snow likely. Cloudy, with a low around 32. Southwest wind 7 to 10 mph becoming southeast after midnight. Chance of precipitation is 70%.
Friday
A chance of rain. Mostly cloudy, with a high near 39. West wind 9 to 11 mph. Chance of precipitation is 50%.
Friday Night
Partly cloudy, with a low around 29. West wind around 8 mph.
Saturday
Sunny, with a high near 40. South wind 6 to 10 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Wellfleet MA
 41.88°N 69.99°W (Elev. 10 ft)
Last Update:
1:10 am EST Feb 22, 2026
Forecast Valid:
1am EST Feb 22, 2026-6pm EST Feb 28, 2026
 
Forecast Discussion
 
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Additional Resources

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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