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 Fog/Mist

29°F

-2°C

Humidity 100%
Wind Speed Calm
Barometer 29.89 in (1013.2 mb)
Dewpoint 29°F (-2°C)
Visibility 0.75 mi
Last update 2 Dec 5:56 am EST
Extended Forecast for

Jefferson PA

Winter Weather Advisory December 2, 06:55am until December 2, 01:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory December 2, 06:55am until December 2, 01:00pm

    NOW until 1:00pm Tue

    Winter Weather Advisory

  • Today

    High: 37 °F

    Heavy Snow
    then Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 23. Northwest wind around 6 mph becoming calm in the evening.

    Low: 23 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 35. Light southwest wind increasing to 5 to 9 mph in the morning.

    High: 35 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of snow after 1am. Mostly cloudy, with a low around 23. Southwest wind around 6 mph. Chance of precipitation is 20%.

    Low: 23 °F

    Partly Cloudy
    then Slight
    Chance Snow

  • Thursday

    Thursday: A chance of snow before 1pm. Mostly cloudy, with a high near 33. Southwest wind 7 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    High: 33 °F

    Chance Snow

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 8.

    Low: 8 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 36.

    High: 36 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

Detailed Forecast

Today
Snow, mainly before 9am. The snow could be heavy at times. High near 37. Calm wind becoming northwest 5 to 8 mph in the afternoon. Chance of precipitation is 100%. Total daytime snow accumulation of 1 to 2 inches possible.
Tonight
Mostly cloudy, with a low around 23. Northwest wind around 6 mph becoming calm in the evening.
Wednesday
Partly sunny, with a high near 35. Light southwest wind increasing to 5 to 9 mph in the morning.
Wednesday Night
A slight chance of snow after 1am. Mostly cloudy, with a low around 23. Southwest wind around 6 mph. Chance of precipitation is 20%.
Thursday
A chance of snow before 1pm. Mostly cloudy, with a high near 33. Southwest wind 7 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Thursday Night
Partly cloudy, with a low around 8.
Friday
Partly sunny, with a high near 36.
Friday Night
Mostly cloudy, with a low around 22.
Saturday
Mostly cloudy, with a high near 37.
Saturday Night
Mostly cloudy, with a low around 24.
Sunday
Mostly cloudy, with a high near 35.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 17. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 32.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Jefferson PA
 39.93°N 80.06°W (Elev. 1037 ft)
Last Update:
6:33 am EST Dec 2, 2025
Forecast Valid:
6am EST Dec 2, 2025-6pm EST Dec 8, 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