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.

Overcast

32°F

0°C

Humidity 100%
Wind Speed Calm
Barometer 29.75 in
Dewpoint 32°F (0°C)
Visibility 3.00 mi
Last update 26 Dec 10:55 pm EST
Extended Forecast for

Driftwood PA

Winter Weather Advisory December 26, 11:13pm until December 27, 07:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory December 26, 11:13pm until December 27, 07:00am

    NOW until 7:00am Sat

    Winter Weather Advisory

  • Tonight

    Low: 27 °F

    Chance
    Freezing Rain
    and Patchy
    Dense
    Freezing Fog

  • Saturday

    Saturday: Patchy dense freezing fog before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 37. Light and variable wind.

    High: 37 °F

    Patchy Dense
    Freezing Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 24. Calm wind.

    Low: 24 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of snow showers before 10am, then rain showers. High near 44. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 44 °F

    Chance
    Rain/Snow
    then Showers

  • Sunday Night

    Sunday Night: Showers. Low around 37. Southeast wind 3 to 6 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 37 °F

    Showers

  • Monday

    Monday: Rain showers before 1pm, then a chance of rain and snow showers. High near 55. Breezy. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 55 °F

    Showers then
    Rain/Snow and
    Breezy

  • Monday Night

    Monday Night: Snow showers likely. Mostly cloudy, with a low around 22. Breezy. Chance of precipitation is 70%.

    Low: 22 °F

    Snow Showers
    Likely and
    Breezy

  • Tuesday

    Tuesday: A chance of snow showers. Mostly cloudy, with a high near 29. Breezy. Chance of precipitation is 50%.

    High: 29 °F

    Chance Snow
    Showers and
    Breezy

Detailed Forecast

Tonight
A chance of freezing rain, mainly before 2am. Patchy dense freezing fog before 2am, then patchy dense freezing fog after 5am. Cloudy, with a low around 27. Light and variable wind. Chance of precipitation is 30%.
Saturday
Patchy dense freezing fog before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 37. Light and variable wind.
Saturday Night
Mostly cloudy, with a low around 24. Calm wind.
Sunday
A chance of snow showers before 10am, then rain showers. High near 44. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 90%. Little or no snow accumulation expected.
Sunday Night
Showers. Low around 37. Southeast wind 3 to 6 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Monday
Rain showers before 1pm, then a chance of rain and snow showers. High near 55. Breezy. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Monday Night
Snow showers likely. Mostly cloudy, with a low around 22. Breezy. Chance of precipitation is 70%.
Tuesday
A chance of snow showers. Mostly cloudy, with a high near 29. Breezy. Chance of precipitation is 50%.
Tuesday Night
A chance of snow showers. Mostly cloudy, with a low around 21. Chance of precipitation is 40%.
Wednesday
A chance of snow showers. Mostly cloudy, with a high near 32. Chance of precipitation is 50%.
Wednesday Night
A chance of snow showers. Mostly cloudy, with a low around 17. Chance of precipitation is 50%.
New Year's Day
A chance of snow showers. Mostly cloudy, with a high near 25. Chance of precipitation is 40%.
Thursday Night
Mostly cloudy, with a low around 13.
Friday
Mostly cloudy, with a high near 25.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Driftwood PA
 41.33°N 78.15°W (Elev. 984 ft)
Last Update:
8:06 pm EST Dec 26, 2025
Forecast Valid:
11pm EST Dec 26, 2025-6pm EST Jan 2, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation