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Hazardous Weather Conditions

Current conditions at

St Marys Municipal Airport (KOYM)

Lat: 41.41°NLon: 78.5°WElev: 1934ft.

Overcast

9°F

-13°C

Humidity 78%
Wind Speed W 6 mph
Barometer 29.97 in
Dewpoint 3°F (-16°C)
Visibility 4.00 mi
Wind Chill-1°F (-18°C)
Last update 28 Jan 6:35 pm EST
Extended Forecast for

2 Miles WNW Emporium PA

Cold Weather Advisory January 29, 01:00am until January 29, 10:00am
Click here for hazard details and duration
Cold Weather Advisory

  • Tonight

    Tonight: A slight chance of snow before 7pm, then a chance of flurries after 7pm. Mostly cloudy, with a low around -1. Wind chill values as low as -10. West wind 3 to 5 mph. Chance of precipitation is 20%.

    Low: -1 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of snow before 3pm, then a chance of flurries after 3pm. Partly sunny, with a high near 14. Wind chill values as low as -10. West wind 5 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    High: 14 °F

    Slight Chance
    Snow

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -7. Light west wind.

    Low: -7 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 11. Wind chill values as low as -10. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 11 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around -8. Calm wind.

    Low: -8 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 13.

    High: 13 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 2.

    Low: 2 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 17.

    High: 17 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 4.

    Low: 4 °F

    Partly Cloudy

Detailed Forecast

Tonight
A slight chance of snow before 7pm, then a chance of flurries after 7pm. Mostly cloudy, with a low around -1. Wind chill values as low as -10. West wind 3 to 5 mph. Chance of precipitation is 20%.
Thursday
A slight chance of snow before 3pm, then a chance of flurries after 3pm. Partly sunny, with a high near 14. Wind chill values as low as -10. West wind 5 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around -7. Light west wind.
Friday
Mostly sunny, with a high near 11. Wind chill values as low as -10. Calm wind becoming northwest around 6 mph in the afternoon.
Friday Night
Partly cloudy, with a low around -8. Calm wind.
Saturday
Partly sunny, with a high near 13.
Saturday Night
Mostly cloudy, with a low around 2.
Sunday
Mostly sunny, with a high near 17.
Sunday Night
Partly cloudy, with a low around 4.
Monday
Mostly sunny, with a high near 26.
Monday Night
Mostly cloudy, with a low around 11.
Tuesday
Partly sunny, with a high near 27.
Tuesday Night
Mostly cloudy, with a low around 8.
Wednesday
Partly sunny, with a high near 29.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Emporium PA
 41.54°N 78.26°W (Elev. 1398 ft)
Last Update:
1:05 pm EST Jan 28, 2026
Forecast Valid:
6pm EST Jan 28, 2026-6pm EST Feb 4, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation