National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Du Bois - Jefferson County Airport (KDUJ)

Lat: 41.18°NLon: 78.89°WElev: 1804ft.

Fair

31°F

-1°C

Humidity 82%
Wind Speed Calm
Barometer 30.50 in (1034.0 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 18 Oct 4:53 am EDT
Extended Forecast for

Clarion PA

Freeze Warning until October 18, 09:00am
Click here for hazard details and duration
Freeze Warning
  •  
    Freeze Warning until October 18, 09:00am

    NOW until 9:00am Sun

    Freeze Warning

  • Overnight

    Low: 27 °F

    Frost and
    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 9am. Widespread frost before 10am. Otherwise, sunny, with a high near 58. Calm wind.

    High: 58 °F

    Frost and
    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Widespread frost, mainly after 5am. Otherwise, clear, with a low around 32. Calm wind.

    Low: 32 °F

    Clear then
    Frost

  • Monday

    Monday: Widespread frost, mainly before 9am. Otherwise, sunny, with a high near 65. Calm wind.

    High: 65 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 34. Calm wind.

    Low: 34 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

Detailed Forecast

Overnight
Patchy fog. Widespread frost. Otherwise, clear, with a low around 27. Calm wind.
Sunday
Patchy fog before 9am. Widespread frost before 10am. Otherwise, sunny, with a high near 58. Calm wind.
Sunday Night
Widespread frost, mainly after 5am. Otherwise, clear, with a low around 32. Calm wind.
Monday
Widespread frost, mainly before 9am. Otherwise, sunny, with a high near 65. Calm wind.
Monday Night
Clear, with a low around 34. Calm wind.
Tuesday
Sunny, with a high near 66.
Tuesday Night
Mostly clear, with a low around 34.
Wednesday
Sunny, with a high near 65.
Wednesday Night
Clear, with a low around 36.
Thursday
Sunny, with a high near 65.
Thursday Night
Mostly clear, with a low around 41.
Friday
Sunny, with a high near 62.
Friday Night
Mostly clear, with a low around 38.
Saturday
Sunny, with a high near 62.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Clarion PA
 41.22°N 79.4°W (Elev. 1394 ft)
Last Update:
2:21 am EDT Oct 18, 2026
Forecast Valid:
5am EDT Oct 18, 2026-6pm EDT Oct 24, 2026
 
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