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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

8 Miles NNE Cross Fork PA

Dense Fog Advisory March 5, 03:08am until March 5, 07:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory March 5, 03:08am until March 5, 07:00am

    NOW until 7:00am Thu

    Dense Fog Advisory

  • Overnight

    Low: 38 °F

    Rain and
    Areas Dense
    Fog

  • Thursday

    Thursday: Rain. Areas of dense fog before noon. High near 44. 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: 44 °F

    Rain and
    Areas Dense
    Fog

  • Thursday Night

    Thursday Night: Rain, mainly before 2am. Patchy fog after 4am. Low around 40. Southeast wind around 5 mph becoming calm after midnight. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 40 °F

    Rain then
    Rain Likely
    and Patchy
    Fog

  • Friday

    Friday: A slight chance of rain before 1pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 52. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 20%.

    High: 52 °F

    Slight Chance
    Rain and
    Patchy Fog

  • Friday Night

    Friday Night: A chance of rain, mainly after 1am. Mostly cloudy, with a low around 46. South wind 3 to 6 mph. Chance of precipitation is 30%.

    Low: 46 °F

    Chance Rain

  • Saturday

    Saturday: A chance of rain before 1pm, then showers between 1pm and 4pm, then showers and possibly a thunderstorm after 4pm. High near 62. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 62 °F

    Chance Rain
    then Showers

  • Saturday Night

    Saturday Night: Showers likely before 1am. Mostly cloudy, with a low around 41. Chance of precipitation is 70%.

    Low: 41 °F

    Showers
    Likely

  • Sunday

    Sunday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

Detailed Forecast

Overnight
Rain. Areas of dense fog. Low around 38. Calm wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain. Areas of dense fog before noon. High near 44. 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, mainly before 2am. Patchy fog after 4am. Low around 40. Southeast wind around 5 mph becoming calm after midnight. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Friday
A slight chance of rain before 1pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 52. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 20%.
Friday Night
A chance of rain, mainly after 1am. Mostly cloudy, with a low around 46. South wind 3 to 6 mph. Chance of precipitation is 30%.
Saturday
A chance of rain before 1pm, then showers between 1pm and 4pm, then showers and possibly a thunderstorm after 4pm. High near 62. Chance of precipitation is 80%. 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 41. Chance of precipitation is 70%.
Sunday
Mostly sunny, with a high near 54.
Sunday Night
Mostly clear, with a low around 37.
Monday
Sunny, with a high near 64.
Monday Night
Mostly clear, with a low around 46.
Tuesday
A chance of showers. Mostly sunny, with a high near 67. Chance of precipitation is 30%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 52. Chance of precipitation is 50%.
Wednesday
Showers likely. Mostly cloudy, with a high near 69. Chance of precipitation is 70%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NNE Cross Fork PA
 41.58°N 77.78°W (Elev. 1578 ft)
Last Update:
2:26 am EST Mar 5, 2026
Forecast Valid:
3am EST Mar 5, 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