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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

2 Miles WNW Emporium PA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 37. Northwest wind 11 to 13 mph, with gusts as high as 30 mph.

    High: 37 °F

    Mostly Cloudy

  • Tonight

    Tonight: Partly cloudy, with a low around 25. Northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 25 °F

    Partly Cloudy

  • Friday

    Friday: Snow showers likely, possibly mixed with rain, becoming all rain after 4pm. Mostly cloudy, with a high near 46. South wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 38 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 46 °F

    Chance Snow
    Showers then
    Rain/Snow
    Likely

  • Friday Night

    Friday Night: A chance of rain showers before 8pm, then a chance of snow showers between 8pm and 2am. Mostly cloudy, with a low around 27. West wind 10 to 13 mph, with gusts as high as 37 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 27 °F

    Chance
    Rain/Snow
    then Chance
    Snow Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 42. West wind around 9 mph, with gusts as high as 23 mph.

    High: 42 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of snow showers, mainly after 2am. Mostly cloudy, with a low around 28. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.

    Low: 28 °F

    Slight Chance
    Snow Showers
    then Chance
    Snow Showers

  • Sunday

    Sunday: A chance of snow showers before 2pm. Mostly cloudy, with a high near 52. Chance of precipitation is 30%.

    High: 52 °F

    Chance Snow
    Showers

  • Sunday Night

    Sunday Night: Showers likely after 2am. Mostly cloudy, with a low around 41. Chance of precipitation is 60%.

    Low: 41 °F

    Mostly Cloudy
    then Showers
    Likely

  • Monday

    Monday: Rain showers before 2pm, then rain and snow showers likely. High near 57. Chance of precipitation is 80%.

    High: 57 °F

    Showers then
    Rain/Snow

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 37. Northwest wind 11 to 13 mph, with gusts as high as 30 mph.
Tonight
Partly cloudy, with a low around 25. Northwest wind 5 to 7 mph becoming calm in the evening.
Friday
Snow showers likely, possibly mixed with rain, becoming all rain after 4pm. Mostly cloudy, with a high near 46. South wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 38 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Friday Night
A chance of rain showers before 8pm, then a chance of snow showers between 8pm and 2am. Mostly cloudy, with a low around 27. West wind 10 to 13 mph, with gusts as high as 37 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Mostly sunny, with a high near 42. West wind around 9 mph, with gusts as high as 23 mph.
Saturday Night
A chance of snow showers, mainly after 2am. Mostly cloudy, with a low around 28. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.
Sunday
A chance of snow showers before 2pm. Mostly cloudy, with a high near 52. Chance of precipitation is 30%.
Sunday Night
Showers likely after 2am. Mostly cloudy, with a low around 41. Chance of precipitation is 60%.
Monday
Rain showers before 2pm, then rain and snow showers likely. High near 57. Chance of precipitation is 80%.
Monday Night
Rain and snow showers likely before 8pm. Mostly cloudy, with a low around 19. Chance of precipitation is 60%.
Tuesday
Mostly cloudy, with a high near 29.
Tuesday Night
Mostly cloudy, with a low around 16.
Wednesday
Partly sunny, with a high near 34.
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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:
11:51 am EDT Mar 12, 2026
Forecast Valid:
12pm EDT Mar 12, 2026-6pm EDT Mar 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation