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.

Fair

57°F

14°C

Humidity 72%
Wind Speed S 12 G 18 mph
Barometer 29.59 in (1001.4 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 16 Mar 1:56 am EDT
Extended Forecast for

Canonsburg PA

Wind Advisory until March 16, 11:00am
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory until March 16, 11:00am

    NOW until 11:00am Mon

    Wind Advisory

  • Overnight

    Low: 56 °F

    Mostly Cloudy

  • Monday

    Monday: Rain and possibly a thunderstorm. Temperature rising to near 64 by 10am, then falling to around 40 during the remainder of the day. Southwest wind around 18 mph, with gusts as high as 46 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 64 °F⇓

    Rain

  • Monday Night

    Monday Night: Snow likely, mainly before 11pm, then isolated snow showers after 2am. Mostly cloudy, with a low around 22. West wind 16 to 18 mph, with gusts as high as 37 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 22 °F

    Snow Likely
    then Slight
    Chance Snow

  • Tuesday

    Tuesday: Scattered snow showers, mainly before 2pm. Mostly cloudy, with a high near 30. West wind around 16 mph, with gusts as high as 28 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    High: 30 °F

    Scattered
    Snow Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 19. West wind 5 to 10 mph, with gusts as high as 21 mph.

    Low: 19 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 39.

    High: 39 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of rain after 2pm. Mostly cloudy, with a high near 52. Chance of precipitation is 30%.

    High: 52 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Overnight
Mostly cloudy, with a low around 56. South wind around 16 mph, with gusts as high as 31 mph.
Monday
Rain and possibly a thunderstorm. Temperature rising to near 64 by 10am, then falling to around 40 during the remainder of the day. Southwest wind around 18 mph, with gusts as high as 46 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
Snow likely, mainly before 11pm, then isolated snow showers after 2am. Mostly cloudy, with a low around 22. West wind 16 to 18 mph, with gusts as high as 37 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Tuesday
Scattered snow showers, mainly before 2pm. Mostly cloudy, with a high near 30. West wind around 16 mph, with gusts as high as 28 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Tuesday Night
Partly cloudy, with a low around 19. West wind 5 to 10 mph, with gusts as high as 21 mph.
Wednesday
Mostly cloudy, with a high near 39.
Wednesday Night
Mostly cloudy, with a low around 32.
Thursday
A chance of rain after 2pm. Mostly cloudy, with a high near 52. Chance of precipitation is 30%.
Thursday Night
A chance of rain before 8pm. Mostly cloudy, with a low around 36. Chance of precipitation is 30%.
Friday
A chance of rain after 2pm. Mostly cloudy, with a high near 59. Chance of precipitation is 30%.
Friday Night
A chance of rain. Mostly cloudy, with a low around 42. Chance of precipitation is 40%.
Saturday
Mostly cloudy, with a high near 60.
Saturday Night
Partly cloudy, with a low around 38.
Sunday
Mostly sunny, with a high near 57.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Canonsburg PA
 40.25°N 80.18°W (Elev. 997 ft)
Last Update:
2:01 am EDT Mar 16, 2026
Forecast Valid:
2am EDT Mar 16, 2026-6pm EDT Mar 22, 2026
 
Forecast Discussion
 
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Additional Resources

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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