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

11°F

-12°C

Humidity 64%
Wind Speed W 5 mph
Barometer 30.26 in (1027.3 mb)
Dewpoint 1°F (-17°C)
Visibility 10.00 mi
Wind Chill2°F (-17°C)
Last update 29 Jan 7:56 pm EST
Extended Forecast for

Canonsburg PA

Cold Weather Advisory until January 30, 11:00am
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory until January 30, 11:00am

    NOW until 11:00am Fri

    Cold Weather Advisory

  • Tonight

    Low: -6 °F

    Chance
    Flurries

  • Friday

    Friday: Mostly sunny, with a high near 16. Wind chill values as low as -6. Calm wind becoming north around 6 mph in the afternoon.

    High: 16 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around -8. Calm wind.

    Low: -8 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny and cold, with a high near 15. Wind chill values as low as -7. Calm wind becoming north 5 to 8 mph in the afternoon.

    High: 15 °F

    Cold

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around -1. Northwest wind around 6 mph.

    Low: -1 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 19.

    High: 19 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 3.

    Low: 3 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 25.

    High: 25 °F

    Partly Sunny

Detailed Forecast

Tonight
A chance of flurries before 11pm. Partly cloudy, with a low around -6. Calm wind.
Friday
Mostly sunny, with a high near 16. Wind chill values as low as -6. Calm wind becoming north around 6 mph in the afternoon.
Friday Night
Partly cloudy, with a low around -8. Calm wind.
Saturday
Partly sunny and cold, with a high near 15. Wind chill values as low as -7. Calm wind becoming north 5 to 8 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around -1. Northwest wind around 6 mph.
Sunday
Partly sunny, with a high near 19.
Sunday Night
Mostly cloudy, with a low around 3.
Monday
Partly sunny, with a high near 25.
Monday Night
Mostly cloudy, with a low around 13.
Tuesday
Mostly cloudy, with a high near 28.
Tuesday Night
Mostly cloudy, with a low around 12.
Wednesday
A chance of snow. Mostly cloudy, with a high near 28. Chance of precipitation is 40%.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 14. Chance of precipitation is 40%.
Thursday
A chance of snow. Mostly cloudy, with a high near 28. Chance of precipitation is 40%.
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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:
1:00 pm EST Jan 29, 2026
Forecast Valid:
8pm EST Jan 29, 2026-6pm EST Feb 5, 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