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.

Light Snow

N/A

Humidity NA
Wind Speed NW 12 mph
Barometer 29.79 in
Dewpoint N/A
Visibility 6.00 mi
Last update 1 Jan 2:56 am EST
Extended Forecast for

Canonsburg PA

Winter Weather Advisory January 1, 03:49am until January 1, 10:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory January 1, 03:49am until January 1, 10:00am

    NOW until 10:00am Thu

    Winter Weather Advisory

  • Overnight

    Low: 12 °F

    Snow Showers

  • New Year's Day

    New Year's Day: Mostly sunny, with a high near 23. West wind 7 to 11 mph.

    High: 23 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of snow showers before 1am, then a slight chance of snow between 1am and 2am. Mostly cloudy, with a low around 17. Southwest wind around 6 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 17 °F

    Chance Snow
    Showers

  • Friday

    Friday: Cloudy, then gradually becoming mostly sunny, with a high near 30. West wind 5 to 10 mph.

    High: 30 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Partly cloudy, with a low around 14. West wind around 5 mph becoming calm in the evening.

    Low: 14 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 29.

    High: 29 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 15.

    Low: 15 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 30.

    High: 30 °F

    Partly Sunny

Detailed Forecast

Overnight
Snow showers, mainly before 4am. Low around 12. Northwest wind 13 to 15 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of 1 to 2 inches possible.
New Year's Day
Mostly sunny, with a high near 23. West wind 7 to 11 mph.
Thursday Night
A chance of snow showers before 1am, then a slight chance of snow between 1am and 2am. Mostly cloudy, with a low around 17. Southwest wind around 6 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Friday
Cloudy, then gradually becoming mostly sunny, with a high near 30. West wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 14. West wind around 5 mph becoming calm in the evening.
Saturday
Mostly cloudy, with a high near 29.
Saturday Night
Mostly cloudy, with a low around 15.
Sunday
Partly sunny, with a high near 30.
Sunday Night
Mostly cloudy, with a low around 16.
Monday
Mostly cloudy, with a high near 37.
Monday Night
Mostly cloudy, with a low around 28.
Tuesday
Mostly cloudy, with a high near 45.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 37. Chance of precipitation is 40%.
Wednesday
A chance of rain. Mostly cloudy, with a high near 50. Chance of precipitation is 30%.
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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:
3:44 am EST Jan 1, 2026
Forecast Valid:
3am EST Jan 1, 2026-6pm EST Jan 7, 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