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

70°F

21°C

Humidity 73%
Wind Speed Calm
Barometer 30.11 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 16 Aug 11:35 pm EDT
Extended Forecast for

4 Miles E Austin PA

  • Tonight

    Tonight: Patchy fog after 5am. Otherwise, mostly clear, with a low around 61. Calm wind.

    Low: 61 °F

    Patchy Fog

  • Sunday

    Sunday: Showers and thunderstorms likely, mainly before 4pm, then showers likely and possibly a thunderstorm after 5pm. Patchy fog between 7am and 8am. Otherwise, increasing clouds, with a high near 86. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 86 °F

    Slight Chance
    T-storms and
    Patchy Fog
    then Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 56. Northeast wind around 6 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 56 °F

    Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 82. Northeast wind 3 to 5 mph.

    High: 82 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 60. Light southeast wind.

    Low: 60 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.

    Low: 61 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 77. Chance of precipitation is 60%.

    High: 77 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of thunderstorms before 8pm. Mostly cloudy, with a low around 58. Chance of precipitation is 30%.

    Low: 58 °F

    Chance
    T-storms then
    Mostly Cloudy

Detailed Forecast

Tonight
Patchy fog after 5am. Otherwise, mostly clear, with a low around 61. Calm wind.
Sunday
Showers and thunderstorms likely, mainly before 4pm, then showers likely and possibly a thunderstorm after 5pm. Patchy fog between 7am and 8am. Otherwise, increasing clouds, with a high near 86. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
A chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 56. Northeast wind around 6 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
Mostly sunny, with a high near 82. Northeast wind 3 to 5 mph.
Monday Night
Partly cloudy, with a low around 60. Light southeast wind.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.
Wednesday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 77. Chance of precipitation is 60%.
Wednesday Night
A chance of thunderstorms before 8pm. Mostly cloudy, with a low around 58. Chance of precipitation is 30%.
Thursday
Partly sunny, with a high near 78.
Thursday Night
Mostly clear, with a low around 55.
Friday
Sunny, with a high near 83.
Friday Night
Mostly clear, with a low around 58.
Saturday
Mostly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Austin PA
 41.63°N 78.01°W (Elev. 1316 ft)
Last Update:
1:27 pm EDT Aug 16, 2025
Forecast Valid:
11pm EDT Aug 16, 2025-6pm EDT Aug 23, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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