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

  • Today

    Today: Areas of dense fog before 10am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 51. Calm wind.

    High: 51 °F

    Areas Dense
    Fog then
    Partly Sunny

  • Tonight

    Tonight: Rain likely, mainly after 5am. Patchy fog between 3am and 4am. Otherwise, cloudy, with a low around 41. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 41 °F

    Slight Chance
    Rain then
    Rain Likely
    and Patchy
    Fog

  • Thursday

    Thursday: Rain. Patchy fog between 8am and 10am. High near 52. Light southeast wind. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 52 °F

    Rain and
    Patchy Fog

  • Thursday Night

    Thursday Night: Rain. Low around 46. Light southeast wind. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 46 °F

    Rain

  • Friday

    Friday: A chance of rain, mainly before 1pm. Mostly cloudy, with a high near 56. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Chance Rain

  • Friday Night

    Friday Night: A chance of rain, with thunderstorms also possible after 4am. Mostly cloudy, with a low around 50. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 50 °F

    Chance Rain

  • Saturday

    Saturday: Rain, mainly after 1pm. High near 70. Chance of precipitation is 90%.

    High: 70 °F

    Chance Rain
    then Rain

  • Saturday Night

    Saturday Night: A chance of rain before 1am. Mostly cloudy, with a low around 41. Chance of precipitation is 50%.

    Low: 41 °F

    Chance Rain

  • Sunday

    Sunday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

Detailed Forecast

Today
Areas of dense fog before 10am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 51. Calm wind.
Tonight
Rain likely, mainly after 5am. Patchy fog between 3am and 4am. Otherwise, cloudy, with a low around 41. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Rain. Patchy fog between 8am and 10am. High near 52. Light southeast wind. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain. Low around 46. Light southeast wind. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday
A chance of rain, mainly before 1pm. Mostly cloudy, with a high near 56. Calm wind becoming southwest 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 rain, with thunderstorms also possible after 4am. Mostly cloudy, with a low around 50. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Rain, mainly after 1pm. High near 70. Chance of precipitation is 90%.
Saturday Night
A chance of rain before 1am. Mostly cloudy, with a low around 41. Chance of precipitation is 50%.
Sunday
Sunny, with a high near 57.
Sunday Night
Partly cloudy, with a low around 40.
Monday
Sunny, with a high near 65.
Monday Night
Mostly clear, with a low around 49.
Tuesday
A chance of rain. Mostly sunny, with a high near 71. Chance of precipitation is 30%.
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Forecast Area
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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:
1:34 am EST Mar 4, 2026
Forecast Valid:
6am EST Mar 4, 2026-6pm EDT Mar 10, 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