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

30°F

-1°C

Humidity 69%
Wind Speed SW 7 mph
Barometer 29.98 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 13 Jan 7:55 am EST
Extended Forecast for

Emporium PA

  • Today

    Today: Mostly cloudy, with a high near 43. Southwest wind 6 to 8 mph, with gusts as high as 20 mph.

    High: 43 °F

    Mostly Cloudy

  • Tonight

    Tonight: A slight chance of rain before 10pm, then a slight chance of rain after 4am. Mostly cloudy, with a low around 37. Southwest wind 7 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 37 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: Rain before 4pm, then rain and snow. High near 43. Southwest wind around 7 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 43 °F

    Chance Rain
    then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Snow, possibly mixed with rain, becoming all snow after 10pm. Low around 15. West wind 6 to 11 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 15 °F

    Rain/Snow
    then Snow
    Likely

  • Thursday

    Thursday: A chance of snow showers. Partly sunny, with a high near 22. West wind around 11 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.

    High: 22 °F

    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 11.

    Low: 11 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of snow showers after 1pm. Partly sunny, with a high near 30. Chance of precipitation is 30%.

    High: 30 °F

    Partly Sunny
    then Chance
    Snow Showers

  • Friday Night

    Friday Night: A chance of snow showers. Mostly cloudy, with a low around 22. Chance of precipitation is 40%.

    Low: 22 °F

    Chance Snow
    Showers

  • Saturday

    Saturday: Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 35. Chance of precipitation is 60%.

    High: 35 °F

    Snow Showers
    Likely

Detailed Forecast

Today
Mostly cloudy, with a high near 43. Southwest wind 6 to 8 mph, with gusts as high as 20 mph.
Tonight
A slight chance of rain before 10pm, then a slight chance of rain after 4am. Mostly cloudy, with a low around 37. Southwest wind 7 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Wednesday
Rain before 4pm, then rain and snow. High near 43. Southwest wind around 7 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Wednesday Night
Snow, possibly mixed with rain, becoming all snow after 10pm. Low around 15. West wind 6 to 11 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Thursday
A chance of snow showers. Partly sunny, with a high near 22. West wind around 11 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 11.
Friday
A chance of snow showers after 1pm. Partly sunny, with a high near 30. Chance of precipitation is 30%.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 22. Chance of precipitation is 40%.
Saturday
Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 35. Chance of precipitation is 60%.
Saturday Night
A chance of snow showers before 1am. Mostly cloudy, with a low around 15. Chance of precipitation is 30%.
Sunday
A chance of snow showers. Partly sunny, with a high near 25. Chance of precipitation is 30%.
Sunday Night
A chance of snow showers. Mostly cloudy, with a low around 11. Chance of precipitation is 30%.
M.L.King Day
A chance of snow showers. Mostly cloudy, with a high near 23. Chance of precipitation is 40%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Emporium PA
 41.5°N 78.27°W (Elev. 1099 ft)
Last Update:
7:06 am EST Jan 13, 2026
Forecast Valid:
8am EST Jan 13, 2026-6pm EST Jan 19, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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