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.

Fair

43°F

6°C

Humidity 76%
Wind Speed SE 3 mph
Barometer 30.17 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 8 Jan 7:15 pm EST
Extended Forecast for

3 Miles SE Driftwood PA

  • Tonight

    Tonight: Mostly cloudy, with a low around 38. Calm wind becoming southeast 5 to 7 mph after midnight. Winds could gust as high as 23 mph.

    Low: 38 °F

    Mostly Cloudy

  • Friday

    Friday: Rain, mainly before 2pm. High near 57. Southeast wind 6 to 8 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 57 °F

    Rain

  • Friday Night

    Friday Night: A slight chance of rain before 10pm, then a slight chance of showers between 10pm and 1am. Mostly cloudy, with a low around 37. West wind around 6 mph becoming calm in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 20%.

    Low: 37 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: Rain, mainly after 1pm. High near 46. Light southeast wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 46 °F

    Chance Rain
    then Rain

  • Saturday Night

    Saturday Night: Rain showers likely before 4am, then a slight chance of snow showers. Mostly cloudy, with a low around 33. Calm wind becoming west 5 to 7 mph after midnight. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 33 °F

    Showers
    Likely then
    Rain/Snow
    Likely

  • Sunday

    Sunday: A chance of snow showers, mainly after 7am. Partly sunny, with a high near 40. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Chance Snow
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 38. Calm wind becoming southeast 5 to 7 mph after midnight. Winds could gust as high as 23 mph.
Friday
Rain, mainly before 2pm. High near 57. Southeast wind 6 to 8 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
A slight chance of rain before 10pm, then a slight chance of showers between 10pm and 1am. Mostly cloudy, with a low around 37. West wind around 6 mph becoming calm in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Saturday
Rain, mainly after 1pm. High near 46. Light southeast wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Rain showers likely before 4am, then a slight chance of snow showers. Mostly cloudy, with a low around 33. Calm wind becoming west 5 to 7 mph after midnight. Chance of precipitation is 70%. Little or no snow accumulation expected.
Sunday
A chance of snow showers, mainly after 7am. Partly sunny, with a high near 40. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Sunday Night
Mostly cloudy, with a low around 25.
Monday
Mostly sunny, with a high near 39.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Mostly sunny, with a high near 44.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
A chance of showers. Mostly cloudy, with a high near 43. Chance of precipitation is 50%.
Wednesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 25. Chance of precipitation is 50%.
Thursday
A chance of snow showers. Mostly cloudy, with a high near 34. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Driftwood PA
 41.32°N 78.09°W (Elev. 801 ft)
Last Update:
7:06 pm EST Jan 8, 2026
Forecast Valid:
7pm EST Jan 8, 2026-6pm EST Jan 15, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation