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.

Mostly Cloudy and Breezy

52°F

11°C

Humidity 49%
Wind Speed W 22 G 31 mph
Barometer 29.81 in (1009.8 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 12 Nov 1:56 pm EST
Extended Forecast for

Canonsburg PA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 49. West wind around 18 mph, with gusts as high as 31 mph.

    High: 49 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 32. West wind 9 to 14 mph, with gusts as high as 25 mph.

    Low: 32 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Sunny, with a high near 50. West wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 50 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 29. West wind 3 to 6 mph.

    Low: 29 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 52. West wind 3 to 8 mph.

    High: 52 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of rain after 1pm. Mostly cloudy, with a high near 61. Chance of precipitation is 50%.

    High: 61 °F

    Mostly Cloudy
    then Chance
    Rain

  • Saturday Night

    Saturday Night: Rain. Low around 44. Chance of precipitation is 90%.

    Low: 44 °F

    Rain

  • Sunday

    Sunday: A chance of rain before 1pm. Partly sunny, with a high near 53. Breezy. Chance of precipitation is 40%.

    High: 53 °F

    Chance Rain
    and Breezy

Detailed Forecast

This Afternoon
Partly sunny, with a high near 49. West wind around 18 mph, with gusts as high as 31 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 32. West wind 9 to 14 mph, with gusts as high as 25 mph.
Thursday
Sunny, with a high near 50. West wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Mostly clear, with a low around 29. West wind 3 to 6 mph.
Friday
Mostly sunny, with a high near 52. West wind 3 to 8 mph.
Friday Night
Partly cloudy, with a low around 32.
Saturday
A chance of rain after 1pm. Mostly cloudy, with a high near 61. Chance of precipitation is 50%.
Saturday Night
Rain. Low around 44. Chance of precipitation is 90%.
Sunday
A chance of rain before 1pm. Partly sunny, with a high near 53. Breezy. Chance of precipitation is 40%.
Sunday Night
Partly cloudy, with a low around 31.
Monday
Mostly sunny, with a high near 46.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
A chance of rain. Partly sunny, with a high near 49. Chance of precipitation is 50%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Canonsburg PA
 40.25°N 80.18°W (Elev. 997 ft)
Last Update:
11:51 am EST Nov 12, 2025
Forecast Valid:
2pm EST Nov 12, 2025-6pm EST Nov 18, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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