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Hazardous Weather Conditions

Current conditions at

Washington County Airport (KAFJ)

Lat: 40.14°NLon: 80.29°WElev: 1184ft.

Overcast

45°F

7°C

Humidity 66%
Wind Speed N 10 G 17 mph
Barometer 30.01 in (1017.1 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 2 May 5:56 pm EDT
Extended Forecast for

Canonsburg PA

Freeze Warning May 2, 11:00pm until May 3, 09:00am
Click here for hazard details and duration
Freeze Warning

  • Tonight

    Tonight: A chance of showers, mainly before 7pm. Widespread frost, mainly after 2am. Otherwise, partly cloudy, with a low around 31. Northwest wind 8 to 13 mph becoming light west in the evening. Chance of precipitation is 40%.

    Low: 31 °F

    Chance
    Showers then
    Frost

  • Sunday

    Sunday: Widespread frost, mainly before 8am. Otherwise, increasing clouds, with a high near 60. West wind 6 to 11 mph.

    High: 60 °F

    Frost then
    Mostly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers after 2am. Mostly cloudy, with a low around 45. Southwest wind around 8 mph. Chance of precipitation is 20%.

    Low: 45 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 71. Southwest wind 10 to 15 mph.

    High: 71 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 58. Southwest wind 9 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 58 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 75. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers, mainly after 2am. Low around 54. Chance of precipitation is 80%.

    Low: 54 °F

    Chance
    Showers then
    Showers

  • Wednesday

    Wednesday: Showers. High near 64. Chance of precipitation is 80%.

    High: 64 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers. Low around 48. Chance of precipitation is 80%.

    Low: 48 °F

    Showers

Detailed Forecast

Tonight
A chance of showers, mainly before 7pm. Widespread frost, mainly after 2am. Otherwise, partly cloudy, with a low around 31. Northwest wind 8 to 13 mph becoming light west in the evening. Chance of precipitation is 40%.
Sunday
Widespread frost, mainly before 8am. Otherwise, increasing clouds, with a high near 60. West wind 6 to 11 mph.
Sunday Night
A slight chance of showers after 2am. Mostly cloudy, with a low around 45. Southwest wind around 8 mph. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 71. Southwest wind 10 to 15 mph.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 58. Southwest wind 9 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 75. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers, mainly after 2am. Low around 54. Chance of precipitation is 80%.
Wednesday
Showers. High near 64. Chance of precipitation is 80%.
Wednesday Night
Showers. Low around 48. Chance of precipitation is 80%.
Thursday
Showers likely. Mostly cloudy, with a high near 59. Chance of precipitation is 70%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 40. Chance of precipitation is 30%.
Friday
A chance of showers. Mostly sunny, with a high near 60. Chance of precipitation is 30%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 43. Chance of precipitation is 30%.
Saturday
A chance of showers. Partly sunny, with a high near 65. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Canonsburg PA
 40.25°N 80.21°W (Elev. 997 ft)
Last Update:
6:21 pm EDT May 2, 2026
Forecast Valid:
6pm EDT May 2, 2026-6pm EDT May 9, 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