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.

Mostly Cloudy

77°F

25°C

Humidity 74%
Wind Speed NW 5 mph
Barometer 30.10 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 14 Aug 12:35 pm EDT
Extended Forecast for

3 Miles SE Driftwood PA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 91. Light northwest wind.

    High: 91 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 91. Calm wind.

    High: 91 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 67. Calm wind.

    Low: 67 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 93. Light south wind. Chance of precipitation is 20%.

    High: 93 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 67.

    Low: 67 °F

    Mostly Clear

  • Sunday

    Sunday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Chance of precipitation is 50%.

    High: 91 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 62. Chance of precipitation is 30%.

    Low: 62 °F

    Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 91. Light northwest wind.
Tonight
Partly cloudy, with a low around 65. Calm wind.
Friday
Mostly sunny, with a high near 91. Calm wind.
Friday Night
Partly cloudy, with a low around 67. Calm wind.
Saturday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 93. Light south wind. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 67.
Sunday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Chance of precipitation is 50%.
Sunday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 62. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 87.
Monday Night
Partly cloudy, with a low around 60.
Tuesday
A chance of showers. Partly sunny, with a high near 81. Chance of precipitation is 40%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 50%.
Wednesday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 80. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Driftwood PA
 41.32°N 78.09°W (Elev. 801 ft)
Last Update:
12:13 pm EDT Aug 14, 2025
Forecast Valid:
12pm EDT Aug 14, 2025-6pm EDT Aug 20, 2025
 
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Additional Resources

Radar & Satellite Image

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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