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.

Fair

53°F

12°C

Humidity 45%
Wind Speed S 9 mph
Barometer 29.90 in (1012.9 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 10 Feb 12:56 pm EST
Extended Forecast for

Canonsburg PA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 50. Southwest wind around 11 mph, with gusts as high as 22 mph.

    High: 50 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of rain before 2am, then a slight chance of snow after 4am. Mostly cloudy, with a low around 29. Northwest wind around 8 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Chance Rain
    then Slight
    Chance
    Rain/Snow

  • Wednesday

    Wednesday: A slight chance of snow before 4pm, then a chance of flurries after 5pm. Mostly cloudy, with a high near 33. West wind 9 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

    High: 33 °F

    Slight Chance
    Snow

  • Wednesday Night

    Wednesday Night: A chance of snow between 7pm and 1am. Mostly cloudy, with a low around 23. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Chance Snow

  • Thursday

    Thursday: Mostly cloudy, with a high near 31. West wind 8 to 10 mph.

    High: 31 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 19.

    Low: 19 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 36.

    High: 36 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 20.

    Low: 20 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 42.

    High: 42 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 50. Southwest wind around 11 mph, with gusts as high as 22 mph.
Tonight
A chance of rain before 2am, then a slight chance of snow after 4am. Mostly cloudy, with a low around 29. Northwest wind around 8 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Wednesday
A slight chance of snow before 4pm, then a chance of flurries after 5pm. Mostly cloudy, with a high near 33. West wind 9 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Wednesday Night
A chance of snow between 7pm and 1am. Mostly cloudy, with a low around 23. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Thursday
Mostly cloudy, with a high near 31. West wind 8 to 10 mph.
Thursday Night
Mostly cloudy, with a low around 19.
Friday
Mostly sunny, with a high near 36.
Friday Night
Mostly clear, with a low around 20.
Saturday
Sunny, with a high near 42.
Saturday Night
Mostly cloudy, with a low around 27.
Sunday
A chance of rain. Mostly cloudy, with a high near 41. Chance of precipitation is 40%.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 32. Chance of precipitation is 40%.
Washington's Birthday
Mostly sunny, with a high near 45.
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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:
12:48 pm EST Feb 10, 2026
Forecast Valid:
1pm EST Feb 10, 2026-6pm EST Feb 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation