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.

Partly Cloudy

61°F

16°C

Humidity 100%
Wind Speed Calm
Barometer 30.00 in (1015.3 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 27 Aug 1:56 am EDT
Extended Forecast for

Jefferson PA

  • Overnight

    Overnight: Mostly cloudy, with a low around 62. Calm wind.

    Low: 62 °F

    Mostly Cloudy

  • Thursday

    Thursday: Scattered showers and thunderstorms, mainly after 5pm. Mostly cloudy, then gradually becoming sunny, with a high near 82. Calm wind becoming southwest 5 to 8 mph in the morning. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Mostly Sunny
    then
    Scattered
    T-storms

  • Thursday Night

    Thursday Night: Scattered showers and thunderstorms, mainly before 7pm. Areas of fog after 1am. Otherwise, partly cloudy, with a low around 62. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Scattered
    T-storms then
    Areas Fog

  • Friday

    Friday: Areas of fog before 10am. Otherwise, mostly sunny, with a high near 81. Calm wind becoming north around 5 mph in the afternoon.

    High: 81 °F

    Areas Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Patchy fog after 2am. Otherwise, partly cloudy, with a low around 60. Calm wind.

    Low: 60 °F

    Partly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 8am. Otherwise, sunny, with a high near 82.

    High: 82 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 62. Calm wind.
Thursday
Scattered showers and thunderstorms, mainly after 5pm. Mostly cloudy, then gradually becoming sunny, with a high near 82. Calm wind becoming southwest 5 to 8 mph in the morning. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Scattered showers and thunderstorms, mainly before 7pm. Areas of fog after 1am. Otherwise, partly cloudy, with a low around 62. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Areas of fog before 10am. Otherwise, mostly sunny, with a high near 81. Calm wind becoming north around 5 mph in the afternoon.
Friday Night
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 60. Calm wind.
Saturday
Patchy fog before 8am. Otherwise, sunny, with a high near 82.
Saturday Night
Mostly clear, with a low around 62.
Sunday
Mostly sunny, with a high near 85.
Sunday Night
Partly cloudy, with a low around 67.
Monday
Partly sunny, with a high near 87.
Monday Night
Partly cloudy, with a low around 69.
Tuesday
Mostly sunny, with a high near 88.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 70. Chance of precipitation is 30%.
Wednesday
A chance of showers. Partly sunny, with a high near 86. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Jefferson PA
 39.93°N 80.09°W (Elev. 1001 ft)
Last Update:
2:22 am EDT Aug 27, 2026
Forecast Valid:
2am EDT Aug 27, 2026-6pm EDT Sep 2, 2026
 
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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