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.

Overcast with Haze

-1°F

-18°C

Humidity 65%
Wind Speed NW 15 G 33 mph
Barometer 29.90 in (1016.1 mb)
Dewpoint -10°F (-23°C)
Visibility 5.00 mi
Wind Chill-21°F (-29°C)
Last update 7 Feb 6:53 am EST
Extended Forecast for

Summerville PA

Extreme Cold Warning February 7, 07:07am until February 8, 10:00am
Click here for hazard details and duration
Extreme Cold Warning
  •  
    Extreme Cold Warning February 7, 07:07am until February 8, 10:00am

    NOW until 10:00am Sun

    Extreme Cold Warning

  • Today

    High: 8 °F

    Slight Chance
    Snow then
    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around -4. Wind chill values as low as -14. Northwest wind 6 to 14 mph, with gusts as high as 30 mph.

    Low: -4 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny and cold, with a high near 14. Wind chill values as low as -13. Northwest wind 5 to 7 mph.

    High: 14 °F

    Cold

  • Sunday Night

    Sunday Night: Mostly clear, with a low around -6. Light and variable wind.

    Low: -6 °F

    Mostly Clear

  • Monday

    Monday: Partly sunny, with a high near 24. Calm wind.

    High: 24 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 11.

    Low: 11 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 38.

    High: 38 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

Detailed Forecast

Today
A slight chance of snow before 8am. Increasing clouds and cold, with a high near 8. Wind chill values as low as -21. Northwest wind 14 to 18 mph, with gusts as high as 36 mph. Chance of precipitation is 20%.
Tonight
Mostly cloudy, with a low around -4. Wind chill values as low as -14. Northwest wind 6 to 14 mph, with gusts as high as 30 mph.
Sunday
Mostly sunny and cold, with a high near 14. Wind chill values as low as -13. Northwest wind 5 to 7 mph.
Sunday Night
Mostly clear, with a low around -6. Light and variable wind.
Monday
Partly sunny, with a high near 24. Calm wind.
Monday Night
Mostly cloudy, with a low around 11.
Tuesday
Mostly cloudy, with a high near 38.
Tuesday Night
Mostly cloudy, with a low around 29.
Wednesday
A chance of rain before 1pm, then a chance of rain and snow. Mostly cloudy, with a high near 37. Chance of precipitation is 30%.
Wednesday Night
Mostly cloudy, with a low around 20.
Thursday
Mostly cloudy, with a high near 29.
Thursday Night
Mostly cloudy, with a low around 16.
Friday
A chance of snow. Mostly cloudy, with a high near 32. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Summerville PA
 41.12°N 79.21°W (Elev. 1490 ft)
Last Update:
5:52 am EST Feb 7, 2026
Forecast Valid:
7am EST Feb 7, 2026-6pm EST Feb 13, 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