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.

Mostly Cloudy

75°F

24°C

Humidity 83%
Wind Speed W 6 mph
Barometer 30.11 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 28 Jun 10:15 am EDT
Extended Forecast for

4 Miles SSE Austin PA

  • Today

    Today: Showers and thunderstorms likely, mainly before 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 82. Southwest wind around 7 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    T-storms
    Likely

  • Tonight

    Tonight: A chance of showers and thunderstorms before 8pm. Patchy fog after 3am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 58. Light northwest wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 58 °F

    Chance
    T-storms then
    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 7am. Otherwise, sunny, with a high near 85. Light west wind.

    High: 85 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 3am. Otherwise, mostly clear, with a low around 62. Calm wind.

    Low: 62 °F

    Mostly Clear
    then Patchy
    Fog

  • Monday

    Monday: A slight chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 86. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 2am, then showers likely. Low around 67. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Showers

  • Tuesday

    Tuesday: Showers likely, with thunderstorms also possible after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 60%.

    High: 81 °F

    Showers
    Likely then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of thunderstorms before 8pm. Mostly clear, with a low around 59. Chance of precipitation is 30%.

    Low: 59 °F

    Chance
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

Detailed Forecast

Today
Showers and thunderstorms likely, mainly before 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 82. Southwest wind around 7 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms before 8pm. Patchy fog after 3am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 58. Light northwest wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Patchy fog before 7am. Otherwise, sunny, with a high near 85. Light west wind.
Sunday Night
Patchy fog after 3am. Otherwise, mostly clear, with a low around 62. Calm wind.
Monday
A slight chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 86. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers and possibly a thunderstorm before 2am, then showers likely. Low around 67. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
Showers likely, with thunderstorms also possible after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 60%.
Tuesday Night
A chance of thunderstorms before 8pm. Mostly clear, with a low around 59. Chance of precipitation is 30%.
Wednesday
Sunny, with a high near 82.
Wednesday Night
Partly cloudy, with a low around 60.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 81. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 57. Chance of precipitation is 30%.
Independence Day
Mostly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Austin PA
 41.58°N 78.05°W (Elev. 1640 ft)
Last Update:
9:53 am EDT Jun 28, 2025
Forecast Valid:
11am EDT Jun 28, 2025-6pm EDT Jul 4, 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