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

21°F

-6°C

Humidity 63%
Wind Speed W 18 G 31 mph
Barometer 29.79 in
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill6°F (-14°C)
Last update 30 Dec 10:55 am EST
Extended Forecast for

Emporium PA

Wind Advisory December 30, 11:04am until December 30, 12:00pm
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory December 30, 11:04am until December 30, 12:00pm

    NOW until 12:00pm Tue

    Wind Advisory

  • Today

    High: 27 °F

    Chance Snow
    Showers and
    Areas Blowing
    Snow

  • Tonight

    Tonight: A chance of snow showers. Areas of blowing snow before 9pm. Mostly cloudy, with a low around 19. West wind 7 to 9 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 19 °F

    Chance Snow
    Showers and
    Areas Blowing
    Snow

  • Wednesday

    Wednesday: Snow showers, mainly after 1pm. High near 30. Southwest wind 6 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 30 °F

    Chance Snow
    Showers then
    Snow Showers

  • Wednesday Night

    Wednesday Night: Snow showers, mainly before 1am. Low around 14. West wind around 6 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    Low: 14 °F

    Snow Showers

  • New Year's Day

    New Year's Day: A chance of snow showers. Partly sunny, with a high near 23. West wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 23 °F

    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: A slight chance of snow showers. Mostly cloudy, with a low around 13. Chance of precipitation is 20%.

    Low: 13 °F

    Slight Chance
    Snow Showers

  • Friday

    Friday: Mostly cloudy, with a high near 29.

    High: 29 °F

    Mostly Cloudy

  • Friday Night

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

    Low: 18 °F

    Mostly Cloudy

Detailed Forecast

Today
A chance of snow showers, mainly before noon. Areas of blowing snow. Cloudy, with a high near 27. West wind 11 to 15 mph, with gusts as high as 34 mph. Chance of precipitation is 30%.
Tonight
A chance of snow showers. Areas of blowing snow before 9pm. Mostly cloudy, with a low around 19. West wind 7 to 9 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Wednesday
Snow showers, mainly after 1pm. High near 30. Southwest wind 6 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Wednesday Night
Snow showers, mainly before 1am. Low around 14. West wind around 6 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
New Year's Day
A chance of snow showers. Partly sunny, with a high near 23. West wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Thursday Night
A slight chance of snow showers. Mostly cloudy, with a low around 13. Chance of precipitation is 20%.
Friday
Mostly cloudy, with a high near 29.
Friday Night
Mostly cloudy, with a low around 18.
Saturday
Mostly cloudy, with a high near 30.
Saturday Night
Mostly cloudy, with a low around 15.
Sunday
Mostly cloudy, with a high near 32.
Sunday Night
Mostly cloudy, with a low around 20.
Monday
A chance of rain and snow showers. Mostly cloudy, with a high near 36. 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:
7:05 am EST Dec 30, 2025
Forecast Valid:
11am EST Dec 30, 2025-6pm EST Jan 5, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

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Chance of Precipitation