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

St Marys Municipal Airport (KOYM)

Lat: 41.41°NLon: 78.5°WElev: 1934ft.

Overcast

61°F

16°C

Humidity 94%
Wind Speed SE 5 mph
Barometer 30.16 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 16 Jun 12:55 am EDT
Extended Forecast for

Emporium PA

  • Overnight

    Overnight: Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 59. Calm wind.

    Low: 59 °F

    Patchy Fog

  • Monday

    Monday: Patchy fog before 7am. Otherwise, cloudy, with a high near 71. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 71 °F

    Patchy Fog
    then Cloudy

  • Monday Night

    Monday Night: A chance of showers, mainly after 1am. Cloudy, with a low around 60. Light southeast wind. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 60 °F

    Cloudy then
    Chance
    Showers

  • Tuesday

    Tuesday: Showers likely, then showers and possibly a thunderstorm after 2pm. High near 75. Southeast wind 3 to 6 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 75 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 11pm, then showers likely. Patchy fog after 1am. Low around 65. Light south wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers. Mostly cloudy, with a low around 67. Chance of precipitation is 40%.

    Low: 67 °F

    Chance
    Showers

  • Juneteenth

    Juneteenth: Showers likely. Mostly cloudy, with a high near 83. Chance of precipitation is 70%.

    High: 83 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 58.

    Low: 58 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 59. Calm wind.
Monday
Patchy fog before 7am. Otherwise, cloudy, with a high near 71. Calm wind becoming southeast around 6 mph in the afternoon.
Monday Night
A chance of showers, mainly after 1am. Cloudy, with a low around 60. Light southeast wind. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Showers likely, then showers and possibly a thunderstorm after 2pm. High near 75. Southeast wind 3 to 6 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Showers and possibly a thunderstorm before 11pm, then showers likely. Patchy fog after 1am. Low around 65. Light south wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 67. Chance of precipitation is 40%.
Juneteenth
Showers likely. Mostly cloudy, with a high near 83. Chance of precipitation is 70%.
Thursday Night
Mostly cloudy, with a low around 58.
Friday
Mostly sunny, with a high near 79.
Friday Night
Patchy fog. Otherwise, partly cloudy, with a low around 56.
Saturday
Patchy fog. Otherwise, mostly sunny, with a high near 85.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.
Sunday
A chance of showers. Partly sunny, with a high near 91. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Emporium PA
 41.51°N 78.24°W (Elev. 1099 ft)
Last Update:
1:05 am EDT Jun 16, 2025
Forecast Valid:
1am EDT Jun 16, 2025-6pm EDT Jun 22, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation