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

76°F

24°C

Humidity 58%
Wind Speed SW 6 mph
Barometer 30.10 in (1017.9 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 18 May 8:53 pm EDT
Extended Forecast for

Summerville PA

  • Tonight

    Tonight: Partly cloudy, with a low around 66. Light south wind.

    Low: 66 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms, mainly between 3pm and 4pm. Mostly sunny, with a high near 86. Southwest wind 6 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 86 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely before 2am, then showers likely and possibly a thunderstorm between 2am and 5am, then showers likely after 5am. Mostly cloudy, with a low around 65. West wind 5 to 7 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    T-storms
    Likely

  • Wednesday

    Wednesday: Showers before 8am, then showers and possibly a thunderstorm between 8am and 2pm, then a slight chance of showers and thunderstorms after 2pm. High near 74. Northwest wind around 8 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 44. Northwest wind 3 to 7 mph.

    Low: 44 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Friday

    Friday: A chance of showers. Mostly cloudy, with a high near 67. Chance of precipitation is 50%.

    High: 67 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Showers. Low around 51. Chance of precipitation is 90%.

    Low: 51 °F

    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 66. Light south wind.
Tuesday
A slight chance of showers and thunderstorms, mainly between 3pm and 4pm. Mostly sunny, with a high near 86. Southwest wind 6 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Tuesday Night
Showers and thunderstorms likely before 2am, then showers likely and possibly a thunderstorm between 2am and 5am, then showers likely after 5am. Mostly cloudy, with a low around 65. West wind 5 to 7 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers before 8am, then showers and possibly a thunderstorm between 8am and 2pm, then a slight chance of showers and thunderstorms after 2pm. High near 74. Northwest wind around 8 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Mostly cloudy, with a low around 44. Northwest wind 3 to 7 mph.
Thursday
Mostly sunny, with a high near 68.
Thursday Night
Partly cloudy, with a low around 47.
Friday
A chance of showers. Mostly cloudy, with a high near 67. Chance of precipitation is 50%.
Friday Night
Showers. Low around 51. Chance of precipitation is 90%.
Saturday
Showers, with thunderstorms also possible after 2pm. High near 67. Chance of precipitation is 90%.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 56. Chance of precipitation is 70%.
Sunday
Showers likely. Mostly cloudy, with a high near 75. Chance of precipitation is 60%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 40%.
Memorial Day
A chance of showers. Mostly cloudy, with a high near 78. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Summerville PA
 41.09°N 79.19°W (Elev. 1293 ft)
Last Update:
7:02 pm EDT May 18, 2026
Forecast Valid:
9pm EDT May 18, 2026-6pm EDT May 25, 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