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 34%
Wind Speed W 13 mph
Barometer 30.20 in (1022.9 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 6 Nov 2:56 pm EST
Extended Forecast for

Canonsburg PA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 53. West wind 7 to 9 mph.

    High: 53 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear during the early evening, then becoming mostly cloudy, with a low around 35. Calm wind becoming southeast 5 to 7 mph after midnight.

    Low: 35 °F

    Mostly Cloudy

  • Friday

    Friday: Showers, mainly after 2pm. High near 63. Breezy, with a southwest wind 11 to 16 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 63 °F

    Breezy.
    Slight Chance
    Showers then
    Showers

  • Friday Night

    Friday Night: Showers, mainly before 1am. Low around 45. West wind 6 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 45 °F

    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 60. Southwest wind 6 to 10 mph.

    High: 60 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of showers after 1am. Mostly cloudy, with a low around 43. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers. High near 55. Chance of precipitation is 80%.

    High: 55 °F

    Showers

  • Sunday Night

    Sunday Night: A chance of rain showers before 1am, then a chance of snow showers. Mostly cloudy, with a low around 28. Chance of precipitation is 50%.

    Low: 28 °F

    Chance
    Showers then
    Chance
    Rain/Snow

  • Monday

    Monday: Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 37. Chance of precipitation is 60%.

    High: 37 °F

    Snow Showers
    Likely

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 53. West wind 7 to 9 mph.
Tonight
Mostly clear during the early evening, then becoming mostly cloudy, with a low around 35. Calm wind becoming southeast 5 to 7 mph after midnight.
Friday
Showers, mainly after 2pm. High near 63. Breezy, with a southwest wind 11 to 16 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Showers, mainly before 1am. Low around 45. West wind 6 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Partly sunny, with a high near 60. Southwest wind 6 to 10 mph.
Saturday Night
A chance of showers after 1am. Mostly cloudy, with a low around 43. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Showers. High near 55. Chance of precipitation is 80%.
Sunday Night
A chance of rain showers before 1am, then a chance of snow showers. Mostly cloudy, with a low around 28. Chance of precipitation is 50%.
Monday
Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 37. Chance of precipitation is 60%.
Monday Night
A chance of snow showers. Mostly cloudy, with a low around 24. Chance of precipitation is 50%.
Veterans Day
Partly sunny, with a high near 40.
Tuesday Night
Mostly cloudy, with a low around 32.
Wednesday
Partly sunny, with a high near 50. Breezy.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Canonsburg PA
 40.27°N 80.18°W (Elev. 1030 ft)
Last Update:
12:58 pm EST Nov 6, 2025
Forecast Valid:
3pm EST Nov 6, 2025-6pm EST Nov 12, 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