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.

Partly Cloudy

45°F

7°C

Humidity 66%
Wind Speed SE 7 mph
Barometer 30.17 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 8 Jan 8:15 pm EST
Extended Forecast for

2 Miles WNW Emporium PA

  • Tonight

    Tonight: Mostly cloudy, with a low around 35. Calm wind becoming southeast 5 to 7 mph after midnight. Winds could gust as high as 23 mph.

    Low: 35 °F

    Mostly Cloudy

  • Friday

    Friday: Rain, mainly after 9am. High near 53. South wind around 8 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 53 °F

    Rain

  • Friday Night

    Friday Night: A slight chance of rain before 10pm, then a slight chance of showers between 10pm and 1am. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 32. West wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 20%.

    Low: 32 °F

    Slight Chance
    Rain and
    Patchy Fog

  • Saturday

    Saturday: Rain, mainly after 1pm. Patchy fog before 9am. High near 42. Light southeast wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 42 °F

    Chance Rain
    and Patchy
    Fog then Rain

  • Saturday Night

    Saturday Night: Rain showers likely before 1am, then a slight chance of rain and snow showers between 1am and 4am, then a slight chance of snow showers after 4am. Mostly cloudy, with a low around 29. Calm wind becoming west around 6 mph after midnight. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 29 °F

    Showers
    Likely then
    Rain/Snow
    Likely

  • Sunday

    Sunday: Snow showers likely, mainly after 1pm. Partly sunny, with a high near 35. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 35 °F

    Snow Showers
    Likely

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 35.

    High: 35 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 35. Calm wind becoming southeast 5 to 7 mph after midnight. Winds could gust as high as 23 mph.
Friday
Rain, mainly after 9am. High near 53. South wind around 8 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
A slight chance of rain before 10pm, then a slight chance of showers between 10pm and 1am. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 32. West wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Saturday
Rain, mainly after 1pm. Patchy fog before 9am. High near 42. Light southeast wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Rain showers likely before 1am, then a slight chance of rain and snow showers between 1am and 4am, then a slight chance of snow showers after 4am. Mostly cloudy, with a low around 29. Calm wind becoming west around 6 mph after midnight. Chance of precipitation is 70%. Little or no snow accumulation expected.
Sunday
Snow showers likely, mainly after 1pm. Partly sunny, with a high near 35. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Sunday Night
Mostly cloudy, with a low around 22.
Monday
Partly sunny, with a high near 35.
Monday Night
Partly cloudy, with a low around 26.
Tuesday
Partly sunny, with a high near 39.
Tuesday Night
Mostly cloudy, with a low around 30.
Wednesday
A chance of rain and snow showers. Mostly cloudy, with a high near 38. Chance of precipitation is 50%.
Wednesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 21. Chance of precipitation is 50%.
Thursday
A chance of snow showers. Mostly cloudy, with a high near 28. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Emporium PA
 41.54°N 78.26°W (Elev. 1398 ft)
Last Update:
7:06 pm EST Jan 8, 2026
Forecast Valid:
8pm EST Jan 8, 2026-6pm EST Jan 15, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation