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.

Fair

69°F

21°C

Humidity 35%
Wind Speed S 15 mph
Barometer 30.33 in (1027.1 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 9 Apr 12:56 pm EDT
Extended Forecast for

Canonsburg PA

  • This Afternoon

    This Afternoon: Sunny, with a high near 72. Southwest wind around 11 mph.

    High: 72 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 51. South wind around 6 mph.

    Low: 51 °F

    Mostly Clear

  • Friday

    Friday: Increasing clouds, with a high near 75. Southwest wind 8 to 15 mph, with gusts as high as 25 mph.

    High: 75 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Showers likely, mainly between 8pm and 2am. Cloudy, then gradually becoming partly cloudy, with a low around 42. North wind 7 to 10 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Showers
    Likely

  • Saturday

    Saturday: Sunny, with a high near 63. North wind around 6 mph.

    High: 63 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 79.

    High: 79 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 62.

    Low: 62 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of showers. Mostly cloudy, with a high near 77. Chance of precipitation is 40%.

    High: 77 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 72. Southwest wind around 11 mph.
Tonight
Mostly clear, with a low around 51. South wind around 6 mph.
Friday
Increasing clouds, with a high near 75. Southwest wind 8 to 15 mph, with gusts as high as 25 mph.
Friday Night
Showers likely, mainly between 8pm and 2am. Cloudy, then gradually becoming partly cloudy, with a low around 42. North wind 7 to 10 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Sunny, with a high near 63. North wind around 6 mph.
Saturday Night
Mostly clear, with a low around 42.
Sunday
Partly sunny, with a high near 79.
Sunday Night
Mostly cloudy, with a low around 62.
Monday
A chance of showers. Mostly cloudy, with a high near 77. Chance of precipitation is 40%.
Monday Night
A chance of showers after 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 30%.
Tuesday
A chance of showers. Partly sunny, with a high near 83. Chance of precipitation is 30%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 64. Chance of precipitation is 30%.
Wednesday
A chance of showers. Partly sunny, with a high near 84. 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:
12:21 pm EDT Apr 9, 2026
Forecast Valid:
1pm EDT Apr 9, 2026-6pm EDT Apr 15, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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