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.

Mostly Cloudy

63°F

17°C

Humidity 60%
Wind Speed Calm
Barometer 30.03 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 30 Mar 1:15 am EDT
Extended Forecast for

Emporium PA

  • Overnight

    Overnight: A slight chance of showers after 3am. Mostly cloudy, with a low around 56. Calm wind. Chance of precipitation is 20%.

    Low: 56 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: Showers, mainly before 5pm. High near 69. Calm wind becoming south 5 to 7 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 69 °F

    Chance
    Showers then
    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly between 9pm and 5am. Mostly cloudy, with a low around 59. South wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 59 °F

    Showers
    Likely

  • Monday

    Monday: Showers and possibly a thunderstorm, mainly before 4pm, then a chance of showers and thunderstorms after 4pm. Some of the storms could be severe. High near 66. Southwest wind 7 to 9 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 66 °F

    Showers then
    Severe
    Thunderstorms

  • Monday Night

    Monday Night: A chance of showers, mainly before 7pm. Mostly cloudy, with a low around 31. Northwest wind around 6 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 31 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers after 2pm. Mostly cloudy, with a high near 54. Chance of precipitation is 50%.

    High: 54 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers, mainly after 2am. Low around 47. Chance of precipitation is 80%.

    Low: 47 °F

    Chance
    Showers then
    Showers

Detailed Forecast

Overnight
A slight chance of showers after 3am. Mostly cloudy, with a low around 56. Calm wind. Chance of precipitation is 20%.
Sunday
Showers, mainly before 5pm. High near 69. Calm wind becoming south 5 to 7 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Showers likely, mainly between 9pm and 5am. Mostly cloudy, with a low around 59. South wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Showers and possibly a thunderstorm, mainly before 4pm, then a chance of showers and thunderstorms after 4pm. Some of the storms could be severe. High near 66. Southwest wind 7 to 9 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
A chance of showers, mainly before 7pm. Mostly cloudy, with a low around 31. Northwest wind around 6 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Mostly sunny, with a high near 47.
Tuesday Night
Partly cloudy, with a low around 28.
Wednesday
A chance of showers after 2pm. Mostly cloudy, with a high near 54. Chance of precipitation is 50%.
Wednesday Night
Showers, mainly after 2am. Low around 47. Chance of precipitation is 80%.
Thursday
Showers, mainly before 2pm. High near 73. Chance of precipitation is 80%.
Thursday Night
Showers likely. Mostly cloudy, with a low around 46. Chance of precipitation is 60%.
Friday
Showers likely. Partly sunny, with a high near 63. Chance of precipitation is 60%.
Friday Night
Mostly cloudy, with a low around 39.
Saturday
A chance of rain. Mostly cloudy, with a high near 55. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
Emporium PA
 41.51°N 78.24°W (Elev. 1099 ft)
Last Update:
12:49 am EDT Mar 30, 2025
Forecast Valid:
1am EDT Mar 30, 2025-6pm EDT Apr 5, 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