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Hazardous Weather Conditions

Current conditions at

St Marys Municipal Airport (KOYM)

Lat: 41.41°NLon: 78.5°WElev: 1934ft.

Partly Cloudy

12°F

-11°C

Humidity 44%
Wind Speed E 3 mph
Barometer 30.52 in
Dewpoint -6°F (-21°C)
Visibility 10.00 mi
Last update 24 Jan 3:35 pm EST
Extended Forecast for

Emporium PA

Winter Storm Warning January 24, 10:00pm until January 26, 01:00pm
Click here for hazard details and duration
Winter Storm Warning

  • Tonight

    Tonight: Snow, mainly after 4am. Low around 9. Light and variable wind. Chance of precipitation is 80%. Total nighttime snow accumulation of less than one inch possible.

    Low: 9 °F

    Mostly Cloudy
    then Snow

  • Sunday

    Sunday: Snow. The snow could be heavy at times. High near 18. Wind chill values as low as zero. Southeast wind around 7 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.

    High: 18 °F

    Heavy Snow

  • Sunday Night

    Sunday Night: Snow, mainly before 4am, then snow showers likely after 4am. The snow could be heavy at times. Low around 12. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    Low: 12 °F

    Heavy Snow

  • Monday

    Monday: Snow showers likely, mainly before 7am. Mostly cloudy, with a high near 22. Light west wind becoming northwest 5 to 9 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 22 °F

    Snow Showers
    Likely then
    Chance Snow
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 0. West wind around 7 mph, with gusts as high as 21 mph.

    Low: 0 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 14.

    High: 14 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 3.

    Low: 3 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 18.

    High: 18 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 1.

    Low: 1 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Snow, mainly after 4am. Low around 9. Light and variable wind. Chance of precipitation is 80%. Total nighttime snow accumulation of less than one inch possible.
Sunday
Snow. The snow could be heavy at times. High near 18. Wind chill values as low as zero. Southeast wind around 7 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.
Sunday Night
Snow, mainly before 4am, then snow showers likely after 4am. The snow could be heavy at times. Low around 12. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Monday
Snow showers likely, mainly before 7am. Mostly cloudy, with a high near 22. Light west wind becoming northwest 5 to 9 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday Night
Mostly cloudy, with a low around 0. West wind around 7 mph, with gusts as high as 21 mph.
Tuesday
Partly sunny, with a high near 14.
Tuesday Night
Mostly cloudy, with a low around 3.
Wednesday
Mostly cloudy, with a high near 18.
Wednesday Night
Mostly cloudy, with a low around 1.
Thursday
Mostly cloudy, with a high near 18.
Thursday Night
Mostly cloudy, with a low around 3.
Friday
Partly sunny, with a high near 19.
Friday Night
Mostly cloudy, with a low around 3.
Saturday
Partly sunny, with a high near 23.
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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:
2:26 pm EST Jan 24, 2026
Forecast Valid:
3pm EST Jan 24, 2026-6pm EST Jan 31, 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