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

Hazardous Weather Conditions

Current conditions at

Washington County Airport (KAFJ)

Lat: 40.14°NLon: 80.29°WElev: 1184ft.

Partly Cloudy

38°F

3°C

Humidity 60%
Wind Speed SW 8 mph
Barometer 29.77 in (1009.1 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 9 Dec 11:56 pm EST
Extended Forecast for

Canonsburg PA

  • Overnight

    Overnight: A chance of snow between 1am and 3am, then rain likely. Cloudy, with a low around 31. Southwest wind 13 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 31 °F

    Rain/Snow
    Likely

  • Wednesday

    Wednesday: Rain and snow, becoming all rain after 1pm. High near 41. Breezy, with a southwest wind 16 to 22 mph, with gusts as high as 38 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 41 °F

    Breezy.
    Rain/Snow
    then Rain

  • Wednesday Night

    Wednesday Night: Rain and snow showers before 1am, then a slight chance of snow showers after 4am. Low around 22. West wind 14 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 22 °F

    Rain/Snow
    then Slight
    Chance Snow
    Showers

  • Thursday

    Thursday: A chance of snow, mainly before 1pm. Mostly cloudy, with a high near 29. West wind 14 to 16 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    High: 29 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A chance of snow after 1am. Mostly cloudy, with a low around 21. Southwest wind 6 to 9 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 21 °F

    Mostly Cloudy
    then Chance
    Snow

  • Friday

    Friday: A chance of snow. Mostly cloudy, with a high near 32. Chance of precipitation is 50%.

    High: 32 °F

    Chance Snow

  • Friday Night

    Friday Night: Snow likely, mainly before 1am. Mostly cloudy, with a low around 23. Chance of precipitation is 60%.

    Low: 23 °F

    Snow Likely

  • Saturday

    Saturday: A chance of snow after 1pm. Cloudy, with a high near 34. Chance of precipitation is 40%.

    High: 34 °F

    Mostly Cloudy
    then Chance
    Snow

  • Saturday Night

    Saturday Night: Snow likely. Cloudy, with a low around 17. Chance of precipitation is 60%.

    Low: 17 °F

    Snow Likely

Detailed Forecast

Overnight
A chance of snow between 1am and 3am, then rain likely. Cloudy, with a low around 31. Southwest wind 13 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Wednesday
Rain and snow, becoming all rain after 1pm. High near 41. Breezy, with a southwest wind 16 to 22 mph, with gusts as high as 38 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Wednesday Night
Rain and snow showers before 1am, then a slight chance of snow showers after 4am. Low around 22. West wind 14 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Thursday
A chance of snow, mainly before 1pm. Mostly cloudy, with a high near 29. West wind 14 to 16 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Thursday Night
A chance of snow after 1am. Mostly cloudy, with a low around 21. Southwest wind 6 to 9 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Friday
A chance of snow. Mostly cloudy, with a high near 32. Chance of precipitation is 50%.
Friday Night
Snow likely, mainly before 1am. Mostly cloudy, with a low around 23. Chance of precipitation is 60%.
Saturday
A chance of snow after 1pm. Cloudy, with a high near 34. Chance of precipitation is 40%.
Saturday Night
Snow likely. Cloudy, with a low around 17. Chance of precipitation is 60%.
Sunday
A chance of snow before 1pm. Mostly cloudy, with a high near 23. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 8.
Monday
Partly sunny, with a high near 27.
Monday Night
A chance of snow. Mostly cloudy, with a low around 14. Chance of precipitation is 30%.
Tuesday
Partly sunny, with a high near 30.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Canonsburg PA
 40.25°N 80.18°W (Elev. 997 ft)
Last Update:
12:23 am EST Dec 10, 2025
Forecast Valid:
12am EST Dec 10, 2025-6pm EST Dec 16, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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