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Hazardous Weather Conditions

Current conditions at

St Marys Municipal Airport (KOYM)

Lat: 41.41°NLon: 78.5°WElev: 1934ft.

Fair

5°F

-15°C

Humidity 66%
Wind Speed NE 3 mph
Barometer 30.57 in
Dewpoint -4°F (-20°C)
Visibility 10.00 mi
Last update 24 Jan 11:35 am EST
Extended Forecast for

6 Miles SW Cross Fork PA

Winter Storm Warning January 24, 10:00pm until January 26, 01:00pm
Click here for hazard details and duration
Winter Storm Warning

  • Today

    Today: Partly sunny, with a high near 14. Calm wind.

    High: 14 °F

    Partly Sunny

  • Tonight

    Tonight: Snow likely, mainly after 5am. Cloudy, with a low around 10. Light southeast wind. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 10 °F

    Mostly Cloudy
    then Snow
    Likely

  • Sunday

    Sunday: Snow. The snow could be heavy at times. High near 18. Southeast wind around 6 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.

    High: 18 °F

    Heavy Snow

  • Sunday Night

    Sunday Night: Snow, mainly before 4am, then snow showers likely after 4am. The snow could be heavy at times. Low around 12. Light and variable wind. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 12 °F

    Heavy Snow

  • Monday

    Monday: Snow showers likely, mainly before 7am, then a slight chance of snow after 1pm. Mostly cloudy, with a high near 22. West wind 3 to 8 mph. Winds could gust as high as 23 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 22 °F

    Snow Showers
    Likely then
    Chance Snow
    Showers

  • Monday Night

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

    Low: 2 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 15.

    High: 15 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 6.

    Low: 6 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 17.

    High: 17 °F

    Partly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 14. Calm wind.
Tonight
Snow likely, mainly after 5am. Cloudy, with a low around 10. Light southeast wind. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Sunday
Snow. The snow could be heavy at times. High near 18. Southeast wind around 6 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.
Sunday Night
Snow, mainly before 4am, then snow showers likely after 4am. The snow could be heavy at times. Low around 12. Light and variable wind. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Monday
Snow showers likely, mainly before 7am, then a slight chance of snow after 1pm. Mostly cloudy, with a high near 22. West wind 3 to 8 mph. Winds could gust as high as 23 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday Night
Mostly cloudy, with a low around 2.
Tuesday
Partly sunny, with a high near 15.
Tuesday Night
Mostly cloudy, with a low around 6.
Wednesday
Partly sunny, with a high near 17.
Wednesday Night
Mostly cloudy, with a low around 2.
Thursday
A chance of snow showers. Mostly cloudy, with a high near 17. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 3.
Friday
Partly sunny, with a high near 19.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SW Cross Fork PA
 41.42°N 77.9°W (Elev. 1407 ft)
Last Update:
10:41 am EST Jan 24, 2026
Forecast Valid:
11am EST Jan 24, 2026-6pm EST Jan 30, 2026
 
Forecast Discussion
 
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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