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

6 Miles SW Cross Fork PA

  • Tonight

    Tonight: Partly cloudy, with a low around 28. Northwest wind 9 to 14 mph becoming light west after midnight. Winds could gust as high as 30 mph.

    Low: 28 °F

    Partly Cloudy

  • Friday

    Friday: Rain and snow showers likely, becoming all rain after 4pm. Mostly cloudy, with a high near 46. South wind 6 to 13 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    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 29. West wind 10 to 13 mph, with gusts as high as 36 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 29 °F

    Chance
    Rain/Snow
    then Chance
    Snow Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 43. West wind around 10 mph, with gusts as high as 28 mph.

    High: 43 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of snow showers after 2am. Mostly cloudy, with a low around 29. Calm wind. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.

    Low: 29 °F

    Partly Cloudy
    then Chance
    Snow Showers

  • Sunday

    Sunday: A chance of snow showers before 8am, then a slight chance of snow between 8am and 2pm. Mostly cloudy, with a high near 52. Chance of precipitation is 30%.

    High: 52 °F

    Chance Snow
    Showers

  • Sunday Night

    Sunday Night: Rain likely, mainly after 2am. Mostly cloudy, with a low around 45. Chance of precipitation is 60%.

    Low: 45 °F

    Chance Rain
    then Rain
    Likely

  • Monday

    Monday: Rain. High near 63. Chance of precipitation is 90%.

    High: 63 °F

    Rain

  • Monday Night

    Monday Night: A chance of rain and snow showers before 2am. Mostly cloudy, with a low around 21. Chance of precipitation is 40%.

    Low: 21 °F

    Chance
    Rain/Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around 28. Northwest wind 9 to 14 mph becoming light west after midnight. Winds could gust as high as 30 mph.
Friday
Rain and snow showers likely, becoming all rain after 4pm. Mostly cloudy, with a high near 46. South wind 6 to 13 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
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 29. West wind 10 to 13 mph, with gusts as high as 36 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 43. West wind around 10 mph, with gusts as high as 28 mph.
Saturday Night
A chance of snow showers after 2am. Mostly cloudy, with a low around 29. Calm wind. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.
Sunday
A chance of snow showers before 8am, then a slight chance of snow between 8am and 2pm. Mostly cloudy, with a high near 52. Chance of precipitation is 30%.
Sunday Night
Rain likely, mainly after 2am. Mostly cloudy, with a low around 45. Chance of precipitation is 60%.
Monday
Rain. High near 63. Chance of precipitation is 90%.
Monday Night
A chance of rain and snow showers before 2am. Mostly cloudy, with a low around 21. Chance of precipitation is 40%.
Tuesday
Mostly cloudy, with a high near 29.
Tuesday Night
Mostly cloudy, with a low around 17.
Wednesday
Mostly sunny, with a high near 36.
Wednesday Night
Mostly cloudy, with a low around 24.
Thursday
Mostly cloudy, with a high near 43.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SW Cross Fork PA
 41.44°N 77.93°W (Elev. 1411 ft)
Last Update:
3:03 pm EDT Mar 12, 2026
Forecast Valid:
3pm EDT Mar 12, 2026-6pm EDT Mar 19, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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