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Hazardous Weather Conditions

Current conditions at

St Marys Municipal Airport (KOYM)

Lat: 41.41°NLon: 78.5°WElev: 1934ft.

Overcast

12°F

-11°C

Humidity 79%
Wind Speed W 10 G 18 mph
Barometer 29.98 in
Dewpoint 7°F (-14°C)
Visibility 7.00 mi
Wind Chill-1°F (-18°C)
Last update 27 Jan 9:15 pm EST
Extended Forecast for

5 Miles SSW Cross Fork PA

Cold Weather Advisory until January 28, 10:00am
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory until January 28, 10:00am

    NOW until 10:00am Wed

    Cold Weather Advisory

  • Tonight

    Low: 1 °F

    Chance
    Flurries

  • Wednesday

    Wednesday: Partly sunny, with a high near 13. Wind chill values as low as -10. West wind 5 to 7 mph.

    High: 13 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around -1. Wind chill values as low as -10. West wind around 6 mph.

    Low: -1 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 15. Wind chill values as low as -15. West wind 6 to 8 mph, with gusts as high as 20 mph.

    High: 15 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -5. West wind 3 to 6 mph.

    Low: -5 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 13.

    High: 13 °F

    Mostly Sunny

  • Friday Night

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

    Low: -8 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 16.

    High: 16 °F

    Partly Sunny

Detailed Forecast

Tonight
A chance of flurries. Mostly cloudy, with a low around 1. Wind chill values as low as -10. West wind 6 to 8 mph, with gusts as high as 22 mph.
Wednesday
Partly sunny, with a high near 13. Wind chill values as low as -10. West wind 5 to 7 mph.
Wednesday Night
Mostly cloudy, with a low around -1. Wind chill values as low as -10. West wind around 6 mph.
Thursday
Partly sunny, with a high near 15. Wind chill values as low as -15. West wind 6 to 8 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around -5. West wind 3 to 6 mph.
Friday
Mostly sunny, with a high near 13.
Friday Night
Partly cloudy, with a low around -8.
Saturday
Partly sunny, with a high near 16.
Saturday Night
Mostly cloudy, with a low around 3.
Sunday
Mostly sunny, with a high near 21.
Sunday Night
Partly cloudy, with a low around 6.
Monday
Mostly sunny, with a high near 26.
Monday Night
Mostly cloudy, with a low around 10.
Tuesday
Partly sunny, with a high near 26.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Cross Fork PA
 41.41°N 77.87°W (Elev. 1736 ft)
Last Update:
7:06 pm EST Jan 27, 2026
Forecast Valid:
9pm EST Jan 27, 2026-6pm EST Feb 3, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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