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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 SSE James City PA

  • Overnight

    Overnight: Clear, with a low around 20. Calm wind.

    Low: 20 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 45. Calm wind becoming southwest 5 to 7 mph in the morning.

    High: 45 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 34. South wind 5 to 7 mph, with gusts as high as 20 mph.

    Low: 34 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 47. Southwest wind around 6 mph becoming west in the afternoon.

    High: 47 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of snow showers, mainly after 1am. Mostly cloudy, with a low around 22. North wind 3 to 5 mph. Chance of precipitation is 40%.

    Low: 22 °F

    Chance Snow
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 29.

    High: 29 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of snow after 1am. Partly cloudy, with a low around 12. Chance of precipitation is 30%.

    Low: 12 °F

    Mostly Clear
    then Chance
    Snow

  • Monday

    Monday: A chance of snow before 1pm. Partly sunny, with a high near 29. Chance of precipitation is 30%.

    High: 29 °F

    Chance Snow

  • Monday Night

    Monday Night: Partly cloudy, with a low around 16.

    Low: 16 °F

    Partly Cloudy

Detailed Forecast

Overnight
Clear, with a low around 20. Calm wind.
Friday
Sunny, with a high near 45. Calm wind becoming southwest 5 to 7 mph in the morning.
Friday Night
Partly cloudy, with a low around 34. South wind 5 to 7 mph, with gusts as high as 20 mph.
Saturday
Partly sunny, with a high near 47. Southwest wind around 6 mph becoming west in the afternoon.
Saturday Night
A chance of snow showers, mainly after 1am. Mostly cloudy, with a low around 22. North wind 3 to 5 mph. Chance of precipitation is 40%.
Sunday
Mostly sunny, with a high near 29.
Sunday Night
A chance of snow after 1am. Partly cloudy, with a low around 12. Chance of precipitation is 30%.
Monday
A chance of snow before 1pm. Partly sunny, with a high near 29. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 16.
Tuesday
Partly sunny, with a high near 39.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 26. Chance of precipitation is 40%.
Wednesday
A chance of rain. Mostly cloudy, with a high near 46. Chance of precipitation is 30%.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 31. Chance of precipitation is 40%.
Thursday
Rain likely. Mostly cloudy, with a high near 49. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SSE James City PA
 41.54°N 78.79°W (Elev. 1699 ft)
Last Update:
7:05 pm EST Feb 26, 2026
Forecast Valid:
12am EST Feb 27, 2026-6pm EST Mar 5, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation