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

Wind Advisory March 13, 12:00pm until March 14, 08:00am
Click here for hazard details and duration
Wind Advisory

  • Today

    Today: Rain and snow, becoming all rain after 4pm. High near 44. South wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 44 mph. Chance of precipitation is 90%. Total daytime snow accumulation of less than one inch possible.

    High: 44 °F

    Snow then
    Rain/Snow

  • Tonight

    Tonight: Rain and snow before 2am, then a slight chance of snow between 2am and 3am. Low around 25. West wind 16 to 18 mph, with gusts as high as 44 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Rain/Snow
    then Slight
    Chance Snow

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 39. West wind 9 to 14 mph, with gusts as high as 34 mph.

    High: 39 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: A chance of snow after 2am. Increasing clouds, with a low around 27. Light and variable wind. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.

    Low: 27 °F

    Partly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: A chance of snow before 8am. Mostly cloudy, with a high near 52. Southeast wind 10 to 15 mph, with gusts as high as 33 mph. Chance of precipitation is 30%.

    High: 52 °F

    Chance Snow
    then Mostly
    Cloudy

  • Sunday Night

    Sunday Night: A chance of rain after 2am. Mostly cloudy, with a low around 44. Chance of precipitation is 30%.

    Low: 44 °F

    Mostly Cloudy
    then Chance
    Rain

  • Monday

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

    High: 63 °F

    Showers

  • Monday Night

    Monday Night: A chance of rain and snow showers before 2am, then a chance of snow showers. Mostly cloudy, with a low around 18. Breezy. Chance of precipitation is 50%.

    Low: 18 °F

    Chance
    Rain/Snow and
    Breezy

  • Tuesday

    Tuesday: A chance of snow showers before 2pm. Mostly cloudy, with a high near 25. Chance of precipitation is 30%.

    High: 25 °F

    Chance Snow
    Showers

Detailed Forecast

Today
Rain and snow, becoming all rain after 4pm. High near 44. South wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 44 mph. Chance of precipitation is 90%. Total daytime snow accumulation of less than one inch possible.
Tonight
Rain and snow before 2am, then a slight chance of snow between 2am and 3am. Low around 25. West wind 16 to 18 mph, with gusts as high as 44 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 39. West wind 9 to 14 mph, with gusts as high as 34 mph.
Saturday Night
A chance of snow after 2am. Increasing clouds, with a low around 27. Light and variable wind. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.
Sunday
A chance of snow before 8am. Mostly cloudy, with a high near 52. Southeast wind 10 to 15 mph, with gusts as high as 33 mph. Chance of precipitation is 30%.
Sunday Night
A chance of rain after 2am. Mostly cloudy, with a low around 44. Chance of precipitation is 30%.
Monday
Showers. High near 63. Chance of precipitation is 90%.
Monday Night
A chance of rain and snow showers before 2am, then a chance of snow showers. Mostly cloudy, with a low around 18. Breezy. Chance of precipitation is 50%.
Tuesday
A chance of snow showers before 2pm. Mostly cloudy, with a high near 25. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 14.
Wednesday
Partly sunny, with a high near 35.
Wednesday Night
Mostly cloudy, with a low around 25.
Thursday
Mostly cloudy, with a high near 42.
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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:
6:06 am EDT Mar 13, 2026
Forecast Valid:
6am EDT Mar 13, 2026-6pm EDT Mar 19, 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