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.

Overcast

60°F

16°C

Humidity 84%
Wind Speed S 5 mph
Barometer 30.08 in (1018.2 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 7 Mar 2:56 am EST
Extended Forecast for

Canonsburg PA

  • Overnight

    Overnight: Partly cloudy, with a low around 59. South wind around 8 mph.

    Low: 59 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of rain and thunderstorms, then rain and possibly a thunderstorm after 3pm. High near 78. Southwest wind 9 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Chance Rain
    then Rain

  • Saturday Night

    Saturday Night: Rain and possibly a thunderstorm before 3am, then a chance of rain. Low around 49. Southwest wind 10 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 49 °F

    Rain

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 61. West wind 6 to 11 mph, with gusts as high as 21 mph.

    High: 61 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 43. South wind around 7 mph.

    Low: 43 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

  • Tuesday

    Tuesday: A chance of rain after 1pm. Partly sunny, with a high near 72. Chance of precipitation is 30%.

    High: 72 °F

    Partly Sunny
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: Rain likely, mainly after 1am. Mostly cloudy, with a low around 60. Chance of precipitation is 70%.

    Low: 60 °F

    Chance Rain
    then Rain
    Likely

Detailed Forecast

Overnight
Partly cloudy, with a low around 59. South wind around 8 mph.
Saturday
A chance of rain and thunderstorms, then rain and possibly a thunderstorm after 3pm. High near 78. Southwest wind 9 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Rain and possibly a thunderstorm before 3am, then a chance of rain. Low around 49. Southwest wind 10 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 61. West wind 6 to 11 mph, with gusts as high as 21 mph.
Sunday Night
Mostly clear, with a low around 43. South wind around 7 mph.
Monday
Sunny, with a high near 69.
Monday Night
Mostly clear, with a low around 53.
Tuesday
A chance of rain after 1pm. Partly sunny, with a high near 72. Chance of precipitation is 30%.
Tuesday Night
Rain likely, mainly after 1am. Mostly cloudy, with a low around 60. Chance of precipitation is 70%.
Wednesday
Rain. High near 73. Breezy. Chance of precipitation is 80%.
Wednesday Night
Rain and snow likely. Cloudy, with a low around 34. Chance of precipitation is 70%.
Thursday
Mostly cloudy, with a high near 43. Breezy.
Thursday Night
Mostly cloudy, with a low around 28.
Friday
A chance of rain and snow. Mostly cloudy, with a high near 52. Chance of precipitation is 40%.
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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:
1:21 am EST Mar 7, 2026
Forecast Valid:
3am EST Mar 7, 2026-6pm EDT Mar 13, 2026
 
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