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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

6 Miles WSW Cross Fork PA

  • Tonight

    Tonight: Drizzle likely before 4am, then showers likely between 4am and 5am, then rain after 5am. Patchy fog after 11pm. Low around 40. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 40 °F

    Patchy Fog
    then Rain and
    Patchy Fog

  • Thursday

    Thursday: Rain. Patchy fog before 10am. High near 45. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 45 °F

    Rain and
    Patchy Fog

  • Thursday Night

    Thursday Night: Rain and possibly a thunderstorm before 1am, then rain likely. Low around 41. Light southeast wind. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 41 °F

    Rain

  • Friday

    Friday: A chance of showers before 1pm. Mostly cloudy, with a high near 54. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 54 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers, mainly after 1am. Mostly cloudy, with a low around 48. Light south wind. Chance of precipitation is 30%.

    Low: 48 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers, then showers and possibly a thunderstorm after 1pm. High near 68. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 68 °F

    Chance
    Showers then
    Showers

  • Saturday Night

    Saturday Night: Showers likely before 1am. Mostly cloudy, with a low around 42. Chance of precipitation is 60%.

    Low: 42 °F

    Showers
    Likely

  • Sunday

    Sunday: Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

Detailed Forecast

Tonight
Drizzle likely before 4am, then showers likely between 4am and 5am, then rain after 5am. Patchy fog after 11pm. Low around 40. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Rain. Patchy fog before 10am. High near 45. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain and possibly a thunderstorm before 1am, then rain likely. Low around 41. Light southeast wind. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Friday
A chance of showers before 1pm. Mostly cloudy, with a high near 54. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A chance of showers, mainly after 1am. Mostly cloudy, with a low around 48. Light south wind. Chance of precipitation is 30%.
Saturday
A chance of showers, then showers and possibly a thunderstorm after 1pm. High near 68. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers likely before 1am. Mostly cloudy, with a low around 42. Chance of precipitation is 60%.
Sunday
Mostly sunny, with a high near 57.
Sunday Night
Mostly clear, with a low around 39.
Monday
Sunny, with a high near 64.
Monday Night
Partly cloudy, with a low around 48.
Tuesday
A chance of showers. Partly sunny, with a high near 71. Chance of precipitation is 40%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 57. Chance of precipitation is 50%.
Wednesday
Showers likely. Mostly cloudy, with a high near 72. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WSW Cross Fork PA
 41.44°N 77.93°W (Elev. 1411 ft)
Last Update:
9:52 pm EST Mar 4, 2026
Forecast Valid:
9pm EST Mar 4, 2026-6pm EDT Mar 11, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation