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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

3 Miles WNW Weedville 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 45. 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 80%. Total daytime snow accumulation of less than a half inch possible.

    High: 45 °F

    Snow then
    Rain/Snow

  • Tonight

    Tonight: Rain likely, possibly mixing with snow after 8pm, then gradually ending. Mostly cloudy, with a low around 27. Breezy, with a west wind 16 to 20 mph, with gusts as high as 44 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 27 °F

    Rain/Snow
    Likely and
    Breezy then
    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 41. West wind 10 to 15 mph, with gusts as high as 37 mph.

    High: 41 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: A chance of snow, mainly after 2am. Increasing clouds, with a low around 29. Calm wind becoming east around 5 mph after midnight. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Slight Chance
    Snow then
    Chance Snow

  • Sunday

    Sunday: A chance of snow before 8am. Mostly cloudy, with a high near 52. Southeast wind 10 to 17 mph, with gusts as high as 36 mph. Chance of precipitation is 30%.

    High: 52 °F

    Chance Snow
    then Mostly
    Cloudy

  • Sunday Night

    Sunday Night: A chance of rain, mainly after 2am. Mostly cloudy, with a low around 45. Chance of precipitation is 40%.

    Low: 45 °F

    Chance Rain

  • Monday

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

    High: 63 °F

    Showers

  • Monday Night

    Monday Night: Rain and snow showers likely before 2am, then a chance of snow showers. Mostly cloudy, with a low around 20. Breezy. Chance of precipitation is 60%.

    Low: 20 °F

    Rain/Snow
    Likely and
    Breezy

  • Tuesday

    Tuesday: A chance of snow showers before 2pm. Mostly cloudy, with a high near 27. Breezy. Chance of precipitation is 30%.

    High: 27 °F

    Chance Snow
    Showers and
    Breezy

Detailed Forecast

Today
Rain and snow, becoming all rain after 4pm. High near 45. 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 80%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Rain likely, possibly mixing with snow after 8pm, then gradually ending. Mostly cloudy, with a low around 27. Breezy, with a west wind 16 to 20 mph, with gusts as high as 44 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 41. West wind 10 to 15 mph, with gusts as high as 37 mph.
Saturday Night
A chance of snow, mainly after 2am. Increasing clouds, with a low around 29. Calm wind becoming east around 5 mph after midnight. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Sunday
A chance of snow before 8am. Mostly cloudy, with a high near 52. Southeast wind 10 to 17 mph, with gusts as high as 36 mph. Chance of precipitation is 30%.
Sunday Night
A chance of rain, mainly after 2am. Mostly cloudy, with a low around 45. Chance of precipitation is 40%.
Monday
Showers. High near 63. Chance of precipitation is 90%.
Monday Night
Rain and snow showers likely before 2am, then a chance of snow showers. Mostly cloudy, with a low around 20. Breezy. Chance of precipitation is 60%.
Tuesday
A chance of snow showers before 2pm. Mostly cloudy, with a high near 27. Breezy. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 16.
Wednesday
Partly sunny, with a high near 36.
Wednesday Night
Mostly cloudy, with a low around 26.
Thursday
Mostly cloudy, with a high near 42.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Weedville PA
 41.28°N 78.57°W (Elev. 1821 ft)
Last Update:
4:51 am EDT Mar 13, 2026
Forecast Valid:
4am EDT Mar 13, 2026-6pm EDT Mar 19, 2026
 
Forecast Discussion
 
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Additional Resources

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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