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

35°F

2°C

Humidity 89%
Wind Speed SW 3 mph
Barometer 30.19 in (1022.9 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 24 Nov 12:56 am EST
Extended Forecast for

Canonsburg PA

  • Overnight

    Overnight: Patchy fog between 4am and 5am. Otherwise, clear, with a low around 30. Light west wind.

    Low: 30 °F

    Patchy Fog

  • Monday

    Monday: Patchy fog before 9am. Otherwise, increasing clouds, with a high near 53. Calm wind becoming south around 5 mph in the afternoon.

    High: 53 °F

    Patchy Fog
    then Partly
    Sunny

  • Monday Night

    Monday Night: A chance of rain, mainly after 5am. Mostly cloudy, with a low around 38. South wind 3 to 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Mostly Cloudy
    then Chance
    Rain

  • Tuesday

    Tuesday: Rain, mainly after 7am. High near 57. South wind 7 to 10 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 57 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain. Low around 50. Southwest wind around 8 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 50 °F

    Rain

  • Wednesday

    Wednesday: Rain, mainly before 1pm. High near 58. Breezy. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 58 °F

    Rain and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

  • Thanksgiving Day

    Thanksgiving Day: Mostly cloudy, with a high near 34. Breezy.

    High: 34 °F

    Mostly Cloudy
    and Breezy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Patchy fog between 4am and 5am. Otherwise, clear, with a low around 30. Light west wind.
Monday
Patchy fog before 9am. Otherwise, increasing clouds, with a high near 53. Calm wind becoming south around 5 mph in the afternoon.
Monday Night
A chance of rain, mainly after 5am. Mostly cloudy, with a low around 38. South wind 3 to 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain, mainly after 7am. High near 57. South wind 7 to 10 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Rain. Low around 50. Southwest wind around 8 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain, mainly before 1pm. High near 58. Breezy. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Mostly cloudy, with a low around 28.
Thanksgiving Day
Mostly cloudy, with a high near 34. Breezy.
Thursday Night
Mostly cloudy, with a low around 24.
Friday
Mostly cloudy, with a high near 33.
Friday Night
Partly cloudy, with a low around 20.
Saturday
Mostly cloudy, with a high near 36.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 27. Chance of precipitation is 40%.
Sunday
A chance of rain. Cloudy, with a high near 47. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Canonsburg PA
 40.27°N 80.18°W (Elev. 1030 ft)
Last Update:
12:08 am EST Nov 24, 2025
Forecast Valid:
1am EST Nov 24, 2025-6pm EST Nov 30, 2025
 
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