National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

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

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms. Cloudy, with a high near 68. Southwest wind around 16 mph, with gusts as high as 32 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 68 °F

    Chance
    T-storms

  • Tonight

    Tonight: Showers and possibly a thunderstorm before midnight, then a chance of showers between midnight and 3am. Low around 26. West wind 11 to 15 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 26 °F

    Showers then
    Chance
    Showers

  • Thursday

    Thursday: Partly sunny, with a high near 35. Northwest wind around 15 mph, with gusts as high as 29 mph.

    High: 35 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 25. Southwest wind 3 to 6 mph.

    Low: 25 °F

    Partly Cloudy

  • Friday

    Friday: A chance of snow before 11am, then a chance of rain and snow between 11am and 5pm, then a chance of rain after 5pm. Mostly cloudy, with a high near 45. South wind 8 to 16 mph, with gusts as high as 40 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    High: 45 °F

    Chance
    Rain/Snow

  • Friday Night

    Friday Night: A chance of rain and snow before 11pm, then a slight chance of snow between 11pm and 2am. Mostly cloudy, with a low around 25. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 25 °F

    Chance
    Rain/Snow
    then Slight
    Chance Snow

  • Saturday

    Saturday: Partly sunny, with a high near 38.

    High: 38 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of snow showers after 2am. Mostly cloudy, with a low around 25. Chance of precipitation is 50%.

    Low: 25 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Sunday

    Sunday: A chance of snow showers before 2pm. Mostly cloudy, with a high near 51. Chance of precipitation is 40%.

    High: 51 °F

    Chance Snow
    Showers

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms. Cloudy, with a high near 68. Southwest wind around 16 mph, with gusts as high as 32 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and possibly a thunderstorm before midnight, then a chance of showers between midnight and 3am. Low around 26. West wind 11 to 15 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Partly sunny, with a high near 35. Northwest wind around 15 mph, with gusts as high as 29 mph.
Thursday Night
Partly cloudy, with a low around 25. Southwest wind 3 to 6 mph.
Friday
A chance of snow before 11am, then a chance of rain and snow between 11am and 5pm, then a chance of rain after 5pm. Mostly cloudy, with a high near 45. South wind 8 to 16 mph, with gusts as high as 40 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Friday Night
A chance of rain and snow before 11pm, then a slight chance of snow between 11pm and 2am. Mostly cloudy, with a low around 25. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Partly sunny, with a high near 38.
Saturday Night
A chance of snow showers after 2am. Mostly cloudy, with a low around 25. Chance of precipitation is 50%.
Sunday
A chance of snow showers before 2pm. Mostly cloudy, with a high near 51. Chance of precipitation is 40%.
Sunday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 35. Chance of precipitation is 70%.
Monday
Rain and snow showers likely. Mostly cloudy, with a high near 48. Chance of precipitation is 70%.
Monday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 16. Chance of precipitation is 30%.
Tuesday
Mostly cloudy, with a high near 25.
Tuesday Night
Mostly cloudy, with a low around 13.
Wednesday
Partly sunny, with a high near 33.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SSE James City PA
 41.54°N 78.79°W (Elev. 1699 ft)
Last Update:
4:26 pm EDT Mar 11, 2026
Forecast Valid:
5pm EDT Mar 11, 2026-6pm EDT Mar 18, 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