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

Hazardous Weather Conditions

Current conditions at

St Marys Municipal Airport (KOYM)

Lat: 41.41°NLon: 78.5°WElev: 1934ft.

Overcast

39°F

4°C

Humidity 75%
Wind Speed S 9 mph
Barometer 29.90 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 30 Nov 1:15 pm EST
Extended Forecast for

Emporium PA

  • This Afternoon

    This Afternoon: A chance of showers before 3pm. Mostly cloudy, with a high near 43. Southwest wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 43 °F

    Chance
    Showers

  • Tonight

    Tonight: A chance of snow showers between midnight and 3am. Mostly cloudy, with a low around 24. West wind 7 to 9 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.

    Low: 24 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Monday

    Monday: Mostly sunny, with a high near 35. Northwest wind around 6 mph becoming calm in the morning.

    High: 35 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Snow, mainly after 1am. Low around 23. Light southeast wind. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    Low: 23 °F

    Slight Chance
    Snow then
    Snow

  • Tuesday

    Tuesday: Snow, mainly before 1pm. High near 38. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    High: 38 °F

    Snow

  • Tuesday Night

    Tuesday Night: A slight chance of snow showers before 1am. Mostly cloudy, with a low around 21. Chance of precipitation is 20%.

    Low: 21 °F

    Slight Chance
    Snow Showers

  • Wednesday

    Wednesday: Partly sunny, with a high near 36.

    High: 36 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of snow showers after 1am. Mostly cloudy, with a low around 24. Chance of precipitation is 30%.

    Low: 24 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Thursday

    Thursday: A chance of snow showers before 1pm. Mostly cloudy, with a high near 35. Chance of precipitation is 50%.

    High: 35 °F

    Chance Snow
    Showers

Detailed Forecast

This Afternoon
A chance of showers before 3pm. Mostly cloudy, with a high near 43. Southwest wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A chance of snow showers between midnight and 3am. Mostly cloudy, with a low around 24. West wind 7 to 9 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 35. Northwest wind around 6 mph becoming calm in the morning.
Monday Night
Snow, mainly after 1am. Low around 23. Light southeast wind. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Tuesday
Snow, mainly before 1pm. High near 38. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Tuesday Night
A slight chance of snow showers before 1am. Mostly cloudy, with a low around 21. Chance of precipitation is 20%.
Wednesday
Partly sunny, with a high near 36.
Wednesday Night
A chance of snow showers after 1am. Mostly cloudy, with a low around 24. Chance of precipitation is 30%.
Thursday
A chance of snow showers before 1pm. Mostly cloudy, with a high near 35. Chance of precipitation is 50%.
Thursday Night
Mostly cloudy, with a low around 12.
Friday
Partly sunny, with a high near 30.
Friday Night
A chance of snow. Mostly cloudy, with a low around 20. Chance of precipitation is 50%.
Saturday
A chance of snow. Mostly cloudy, with a high near 37. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Emporium PA
 41.51°N 78.24°W (Elev. 1099 ft)
Last Update:
1:08 pm EST Nov 30, 2025
Forecast Valid:
1pm EST Nov 30, 2025-6pm EST Dec 6, 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