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

Du Bois - Jefferson County Airport (KDUJ)

Lat: 41.18°NLon: 78.89°WElev: 1804ft.

Fair

17°F

-8°C

Humidity 88%
Wind Speed Calm
Barometer 30.37 in (1031.1 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Last update 24 Mar 7:53 am EDT
Extended Forecast for

Saint Marys PA

  • Today

    Today: Mostly sunny, with a high near 46. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 46 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 28. Calm wind.

    Low: 28 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 53. Calm wind becoming south around 6 mph in the afternoon.

    High: 53 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 41. Light south wind.

    Low: 41 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of rain after 2pm. Partly sunny, with a high near 63. Southwest wind 6 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 63 °F

    Partly Sunny
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Rain before 5am, then rain likely, possibly mixed with snow. Some thunder is also possible. Low around 33. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 33 °F

    Rain then
    Rain/Snow

  • Friday

    Friday: Rain likely before 8am. Partly sunny, with a high near 43. Chance of precipitation is 60%.

    High: 43 °F

    Rain Likely
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 18.

    Low: 18 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 46. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 28. Calm wind.
Wednesday
Mostly cloudy, with a high near 53. Calm wind becoming south around 6 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 41. Light south wind.
Thursday
A chance of rain after 2pm. Partly sunny, with a high near 63. Southwest wind 6 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Rain before 5am, then rain likely, possibly mixed with snow. Some thunder is also possible. Low around 33. Chance of precipitation is 90%. Little or no snow accumulation expected.
Friday
Rain likely before 8am. Partly sunny, with a high near 43. Chance of precipitation is 60%.
Friday Night
Mostly clear, with a low around 18.
Saturday
Mostly sunny, with a high near 40.
Saturday Night
Mostly clear, with a low around 24.
Sunday
Mostly sunny, with a high near 50.
Sunday Night
Mostly cloudy, with a low around 32.
Monday
Mostly sunny, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Marys PA
 41.44°N 78.57°W (Elev. 1795 ft)
Last Update:
6:55 am EDT Mar 24, 2026
Forecast Valid:
8am EDT Mar 24, 2026-6pm EDT Mar 30, 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