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

Washington County Airport (KAFJ)

Lat: 40.14°NLon: 80.29°WElev: 1184ft.

Light Rain

38°F

3°C

Humidity 97%
Wind Speed SW 12 G 20 mph
Barometer 29.43 in (997.1 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 10 Dec 3:56 pm EST
Extended Forecast for

Canonsburg PA

  • This Afternoon

    This Afternoon: A chance of rain. Cloudy, with a high near 44. Southwest wind around 16 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 44 °F

    Chance Rain

  • Tonight

    Tonight: Rain and snow showers before 10pm, then a chance of snow showers between 10pm and 1am. Low around 21. Northwest wind 14 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 21 °F

    Rain/Snow
    then Slight
    Chance Snow
    Showers

  • Thursday

    Thursday: Mostly cloudy, with a high near 29. West wind 14 to 16 mph, with gusts as high as 26 mph.

    High: 29 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A slight chance of snow showers after 1am. Mostly cloudy, with a low around 21. West wind 5 to 9 mph becoming light after midnight. Chance of precipitation is 20%.

    Low: 21 °F

    Mostly Cloudy
    then Slight
    Chance Snow
    Showers

  • Friday

    Friday: A chance of snow. Mostly cloudy, with a high near 32. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 32 °F

    Chance Snow

  • Friday Night

    Friday Night: A chance of snow before 1am, then a chance of snow showers after 1am. Mostly cloudy, with a low around 22. Chance of precipitation is 50%.

    Low: 22 °F

    Chance Snow

  • Saturday

    Saturday: A chance of snow showers after 1pm. Cloudy, with a high near 31. Chance of precipitation is 50%.

    High: 31 °F

    Cloudy then
    Chance Snow
    Showers

  • Saturday Night

    Saturday Night: Snow showers likely, mainly before 1am. Cloudy, with a low around 12. Chance of precipitation is 70%.

    Low: 12 °F

    Snow Showers
    Likely

  • Sunday

    Sunday: A chance of snow showers. Mostly cloudy, with a high near 20. Chance of precipitation is 30%.

    High: 20 °F

    Chance Snow
    Showers

Detailed Forecast

This Afternoon
A chance of rain. Cloudy, with a high near 44. Southwest wind around 16 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain and snow showers before 10pm, then a chance of snow showers between 10pm and 1am. Low around 21. Northwest wind 14 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Thursday
Mostly cloudy, with a high near 29. West wind 14 to 16 mph, with gusts as high as 26 mph.
Thursday Night
A slight chance of snow showers after 1am. Mostly cloudy, with a low around 21. West wind 5 to 9 mph becoming light after midnight. Chance of precipitation is 20%.
Friday
A chance of snow. Mostly cloudy, with a high near 32. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 40%. Little or no snow accumulation expected.
Friday Night
A chance of snow before 1am, then a chance of snow showers after 1am. Mostly cloudy, with a low around 22. Chance of precipitation is 50%.
Saturday
A chance of snow showers after 1pm. Cloudy, with a high near 31. Chance of precipitation is 50%.
Saturday Night
Snow showers likely, mainly before 1am. Cloudy, with a low around 12. Chance of precipitation is 70%.
Sunday
A chance of snow showers. Mostly cloudy, with a high near 20. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 12.
Monday
Partly sunny, with a high near 24.
Monday Night
Mostly cloudy, with a low around 15.
Tuesday
Partly sunny, with a high near 32.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Canonsburg PA
 40.25°N 80.18°W (Elev. 997 ft)
Last Update:
11:10 am EST Dec 10, 2025
Forecast Valid:
4pm EST Dec 10, 2025-6pm EST Dec 16, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation