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.

Rain

53°F

12°C

Humidity 96%
Wind Speed N 16 G 23 mph
Barometer 29.89 in (1011.6 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 27 Mar 1:56 am EDT
Extended Forecast for

Canonsburg PA

Flood Warning until March 27, 07:15am
Click here for hazard details and duration
Flood Warning
  •  
    Flood Warning until March 27, 07:15am

    NOW until 7:15am Fri

    Flood Warning

  • Overnight

    Low: 41 °F

    Rain

  • Friday

    Friday: Rain likely, mainly before 8am. Cloudy through mid morning, then gradual clearing, with a high near 50. North wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 50 °F

    Rain Likely
    then Partly
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 26. Northwest wind 6 to 11 mph, with gusts as high as 21 mph.

    Low: 26 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 45. Northwest wind 6 to 9 mph.

    High: 45 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 28. West wind around 5 mph becoming calm.

    Low: 28 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 59.

    High: 59 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of rain after 2pm. Mostly cloudy, with a high near 64. Chance of precipitation is 40%.

    High: 64 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Overnight
Rain. Low around 41. North wind around 13 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Rain likely, mainly before 8am. Cloudy through mid morning, then gradual clearing, with a high near 50. North wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Mostly clear, with a low around 26. Northwest wind 6 to 11 mph, with gusts as high as 21 mph.
Saturday
Sunny, with a high near 45. Northwest wind 6 to 9 mph.
Saturday Night
Partly cloudy, with a low around 28. West wind around 5 mph becoming calm.
Sunday
Partly sunny, with a high near 59.
Sunday Night
Mostly cloudy, with a low around 46.
Monday
A chance of rain after 2pm. Mostly cloudy, with a high near 64. Chance of precipitation is 40%.
Monday Night
A chance of rain. Mostly cloudy, with a low around 55. Chance of precipitation is 50%.
Tuesday
A chance of rain. Mostly cloudy, with a high near 73. Chance of precipitation is 50%.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 60. Chance of precipitation is 40%.
Wednesday
A chance of rain. Partly sunny, with a high near 75. Chance of precipitation is 50%.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 55. Chance of precipitation is 40%.
Thursday
A chance of rain. Mostly cloudy, with a high near 72. 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:
12:17 am EDT Mar 27, 2026
Forecast Valid:
2am EDT Mar 27, 2026-6pm EDT Apr 2, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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