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: Partly sunny, with a high near 50. Calm wind.

    High: 50 °F

    Partly Sunny

  • Tonight

    Tonight: Rain likely, mainly after 4am. Patchy fog before 4am, then patchy fog after 5am. Otherwise, mostly cloudy, with a low around 42. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Slight Chance
    Rain then
    Rain Likely
    and Patchy
    Fog

  • Thursday

    Thursday: Rain before 1pm, then showers after 1pm. Areas of fog before 1pm. High near 51. Light east wind. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 51 °F

    Rain and
    Areas Fog

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 1am, then showers likely. Low around 44. Calm wind. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 44 °F

    Showers

  • Friday

    Friday: A chance of showers before 1pm. Mostly cloudy, with a high near 58. 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: 58 °F

    Chance
    Showers

  • Friday Night

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

    Low: 48 °F

    Chance
    Showers

  • Saturday

    Saturday: Showers, mainly after 1pm. High near 68. Chance of precipitation is 90%.

    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

Detailed Forecast

Today
Partly sunny, with a high near 50. Calm wind.
Tonight
Rain likely, mainly after 4am. Patchy fog before 4am, then patchy fog after 5am. Otherwise, mostly cloudy, with a low around 42. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Rain before 1pm, then showers after 1pm. Areas of fog before 1pm. High near 51. Light east wind. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday Night
Showers and possibly a thunderstorm before 1am, then showers likely. Low around 44. Calm 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 58. 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. Chance of precipitation is 30%.
Saturday
Showers, mainly after 1pm. High near 68. Chance of precipitation is 90%.
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%.
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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:
11:17 am EST Mar 4, 2026
Forecast Valid:
11am 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation