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.

Overcast

52°F

11°C

Humidity 47%
Wind Speed W 13 G 24 mph
Barometer 29.96 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 3 Nov 2:15 pm EST
Extended Forecast for

2 Miles NE Grandview Park PA

  • This Afternoon

    This Afternoon: A slight chance of showers between 3pm and 4pm. Mostly cloudy, with a high near 53. West wind around 17 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.

    High: 53 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Partly cloudy, with a low around 35. West wind around 11 mph, with gusts as high as 28 mph.

    Low: 35 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 54. West wind 9 to 14 mph, with gusts as high as 26 mph.

    High: 54 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 34. West wind around 5 mph becoming calm.

    Low: 34 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Showers likely after 1pm. Mostly cloudy, with a high near 57. Southwest wind 6 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 57 °F

    Partly Sunny
    then Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely, mainly before 1am. Mostly cloudy, with a low around 34. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Showers
    Likely

  • Thursday

    Thursday: Partly sunny, with a high near 47.

    High: 47 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

  • Friday

    Friday: Showers likely after 1pm. Mostly cloudy, with a high near 55. Chance of precipitation is 70%.

    High: 55 °F

    Mostly Cloudy
    then Showers
    Likely

Detailed Forecast

This Afternoon
A slight chance of showers between 3pm and 4pm. Mostly cloudy, with a high near 53. West wind around 17 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.
Tonight
Partly cloudy, with a low around 35. West wind around 11 mph, with gusts as high as 28 mph.
Tuesday
Sunny, with a high near 54. West wind 9 to 14 mph, with gusts as high as 26 mph.
Tuesday Night
Increasing clouds, with a low around 34. West wind around 5 mph becoming calm.
Wednesday
Showers likely after 1pm. Mostly cloudy, with a high near 57. Southwest wind 6 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 34. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Partly sunny, with a high near 47.
Thursday Night
Mostly cloudy, with a low around 30.
Friday
Showers likely after 1pm. Mostly cloudy, with a high near 55. Chance of precipitation is 70%.
Friday Night
Showers. Low around 39. Chance of precipitation is 90%.
Saturday
A chance of showers. Mostly cloudy, with a high near 49. Chance of precipitation is 40%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 34. Chance of precipitation is 50%.
Sunday
Showers. High near 49. Chance of precipitation is 80%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NE Grandview Park PA
 41.43°N 78.52°W (Elev. 1883 ft)
Last Update:
1:05 pm EST Nov 3, 2025
Forecast Valid:
2pm EST Nov 3, 2025-6pm EST Nov 9, 2025
 
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