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.

Light Rain Fog

44°F

7°C

Humidity 100%
Wind Speed SW 6 mph
Barometer 29.23 in (990.1 mb)
Dewpoint 44°F (7°C)
Visibility 0.25 mi
Wind Chill41°F (5°C)
Last update 29 Dec 3:52 pm EST
Extended Forecast for

South Wellfleet MA

Wind Advisory December 29, 07:00pm until December 31, 01:00am
Click here for hazard details and duration
Wind Advisory

  • This Afternoon

    This Afternoon: Rain. Patchy fog. High near 50. Southwest wind around 15 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 50 °F

    Rain and
    Patchy Fog

  • Tonight

    Tonight: Rain likely, mainly before 7pm. Patchy fog before 8pm. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 25. Windy, with a west wind 18 to 23 mph increasing to 25 to 30 mph after midnight. Winds could gust as high as 41 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 25 °F

    Rain Likely
    and Patchy
    Fog then
    Partly Cloudy
    and Windy

  • Tuesday

    Tuesday: Partly sunny, with a high near 30. Windy, with a west wind 24 to 26 mph, with gusts as high as 46 mph.

    High: 30 °F

    Partly Sunny
    and Windy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 25. Breezy, with a west wind 17 to 25 mph, with gusts as high as 43 mph.

    Low: 25 °F

    Mostly Cloudy
    and Breezy

  • Wednesday

    Wednesday: A chance of snow, mainly after 4pm. Partly sunny, with a high near 35. Southwest wind 11 to 15 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 35 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: Snow likely, mainly after 3am. Mostly cloudy, with a low around 23. Southwest wind around 11 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 23 °F

    Chance Snow
    then Snow
    Likely

  • New Year's Day

    New Year's Day: Snow likely, mainly before 7am. Partly sunny, with a high near 31. Northwest wind 11 to 14 mph. Chance of precipitation is 60%.

    High: 31 °F

    Snow Likely
    then Chance
    Snow

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 19. West wind around 11 mph, with gusts as high as 21 mph.

    Low: 19 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 31. West wind around 11 mph.

    High: 31 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Rain. Patchy fog. High near 50. Southwest wind around 15 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Rain likely, mainly before 7pm. Patchy fog before 8pm. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 25. Windy, with a west wind 18 to 23 mph increasing to 25 to 30 mph after midnight. Winds could gust as high as 41 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Partly sunny, with a high near 30. Windy, with a west wind 24 to 26 mph, with gusts as high as 46 mph.
Tuesday Night
Mostly cloudy, with a low around 25. Breezy, with a west wind 17 to 25 mph, with gusts as high as 43 mph.
Wednesday
A chance of snow, mainly after 4pm. Partly sunny, with a high near 35. Southwest wind 11 to 15 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Wednesday Night
Snow likely, mainly after 3am. Mostly cloudy, with a low around 23. Southwest wind around 11 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
New Year's Day
Snow likely, mainly before 7am. Partly sunny, with a high near 31. Northwest wind 11 to 14 mph. Chance of precipitation is 60%.
Thursday Night
Partly cloudy, with a low around 19. West wind around 11 mph, with gusts as high as 21 mph.
Friday
Mostly sunny, with a high near 31. West wind around 11 mph.
Friday Night
Partly cloudy, with a low around 24. West wind around 10 mph.
Saturday
Mostly sunny, with a high near 34. West wind around 9 mph.
Saturday Night
Mostly cloudy, with a low around 23. West wind around 8 mph.
Sunday
Partly sunny, with a high near 32. Northwest wind 8 to 10 mph.
Sunday Night
Mostly cloudy, with a low around 23. Northwest wind around 10 mph.
Monday
Mostly cloudy, with a high near 37.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
South Wellfleet MA
 41.88°N 69.99°W (Elev. 10 ft)
Last Update:
1:56 pm EST Dec 29, 2025
Forecast Valid:
4pm EST Dec 29, 2025-6pm EST Jan 5, 2026
 
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Additional Resources

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Chance of Precipitation