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

62°F

17°C

Humidity 37%
Wind Speed S 8 G 16 mph
Barometer 30.26 in (1025.0 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 12 Apr 12:53 pm EDT
Extended Forecast for

Saint Marys PA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 68. South wind around 10 mph, with gusts as high as 23 mph.

    High: 68 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 55. South wind around 6 mph.

    Low: 55 °F

    Mostly Cloudy

  • Monday

    Monday: Showers likely, mainly before 3pm. Mostly cloudy, with a high near 67. Southwest wind 10 to 14 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 67 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A chance of showers, mainly between 7pm and 8pm. Mostly cloudy, with a low around 57. Southwest wind around 7 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 57 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers. Mostly cloudy, with a high near 74. Southwest wind 6 to 11 mph, with gusts as high as 26 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 74 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 59 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 76. Chance of precipitation is 60%.

    High: 76 °F

    Showers
    Likely then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 59. Chance of precipitation is 50%.

    Low: 59 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers. Mostly cloudy, with a high near 76. Chance of precipitation is 50%.

    High: 76 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Partly sunny, with a high near 68. South wind around 10 mph, with gusts as high as 23 mph.
Tonight
Mostly cloudy, with a low around 55. South wind around 6 mph.
Monday
Showers likely, mainly before 3pm. Mostly cloudy, with a high near 67. Southwest wind 10 to 14 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
A chance of showers, mainly between 7pm and 8pm. Mostly cloudy, with a low around 57. Southwest wind around 7 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
A chance of showers. Mostly cloudy, with a high near 74. Southwest wind 6 to 11 mph, with gusts as high as 26 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 76. Chance of precipitation is 60%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 59. Chance of precipitation is 50%.
Thursday
A chance of showers. Mostly cloudy, with a high near 76. Chance of precipitation is 50%.
Thursday Night
A chance of showers before 2am. Mostly cloudy, with a low around 56. Chance of precipitation is 40%.
Friday
Mostly sunny, with a high near 75.
Friday Night
Partly cloudy, with a low around 54.
Saturday
A chance of showers. Partly sunny, with a high near 78. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Marys PA
 41.44°N 78.57°W (Elev. 1795 ft)
Last Update:
12:12 pm EDT Apr 12, 2026
Forecast Valid:
1pm EDT Apr 12, 2026-6pm EDT Apr 18, 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