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.

N/A

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

9 Miles NNW Cross Fork PA

  • Tonight

    Tonight: Rain likely, mainly after 3am. Areas of fog after 2am. Otherwise, mostly cloudy, with a low around 40. Calm wind. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 40 °F

    Mostly Cloudy
    then Rain
    Likely and
    Areas Fog

  • Thursday

    Thursday: Rain. Widespread dense fog, mainly before 8am. High near 48. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 48 °F

    Rain and
    Dense Fog

  • Thursday Night

    Thursday Night: Rain and possibly a thunderstorm before 1am, then rain likely. Low around 42. Southeast wind around 5 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 42 °F

    Rain

  • Friday

    Friday: A slight chance of showers before 1pm. Mostly cloudy, with a high near 55. South wind 3 to 6 mph. Chance of precipitation is 20%.

    High: 55 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers, mainly after 1am. Mostly cloudy, with a low around 47. South wind around 6 mph. Chance of precipitation is 30%.

    Low: 47 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers, then showers and possibly a thunderstorm after 1pm. High near 66. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 66 °F

    Chance
    Showers then
    Showers

  • Saturday Night

    Saturday Night: Showers likely before 1am. Mostly cloudy, with a low around 40. Chance of precipitation is 60%.

    Low: 40 °F

    Showers
    Likely

  • Sunday

    Sunday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

Detailed Forecast

Tonight
Rain likely, mainly after 3am. Areas of fog after 2am. Otherwise, mostly cloudy, with a low around 40. Calm wind. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Rain. Widespread dense fog, mainly before 8am. High near 48. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday Night
Rain and possibly a thunderstorm before 1am, then rain likely. Low around 42. Southeast wind around 5 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Friday
A slight chance of showers before 1pm. Mostly cloudy, with a high near 55. South wind 3 to 6 mph. Chance of precipitation is 20%.
Friday Night
A chance of showers, mainly after 1am. Mostly cloudy, with a low around 47. South wind around 6 mph. Chance of precipitation is 30%.
Saturday
A chance of showers, then showers and possibly a thunderstorm after 1pm. High near 66. 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 40. Chance of precipitation is 60%.
Sunday
Mostly sunny, with a high near 54.
Sunday Night
Mostly clear, with a low around 37.
Monday
Sunny, with a high near 62.
Monday Night
Partly cloudy, with a low around 47.
Tuesday
A chance of showers. Partly sunny, with a high near 68. Chance of precipitation is 40%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 56. Chance of precipitation is 50%.
Wednesday
Showers likely. Mostly cloudy, with a high near 69. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles NNW Cross Fork PA
 41.59°N 77.9°W (Elev. 1775 ft)
Last Update:
2:21 pm EST Mar 4, 2026
Forecast Valid:
3pm 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation