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.

Overcast

28°F

-2°C

Humidity 74%
Wind Speed W 17 G 31 mph
Barometer 29.43 in
Dewpoint 21°F (-6°C)
Visibility 5.00 mi
Wind Chill16°F (-9°C)
Last update 29 Dec 1:35 pm EST
Extended Forecast for

5 Miles S Cross Fork PA

Wind Advisory December 29, 01:53pm until December 30, 12:00pm
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory December 29, 01:53pm until December 30, 12:00pm

    NOW until 12:00pm Tue

    Wind Advisory

  • This Afternoon

    High: 39 °F

    Chance Snow
    Showers and
    Breezy

  • Tonight

    Tonight: Snow showers likely, mainly before 8pm. Patchy blowing snow before 8pm. Mostly cloudy, with a low around 18. Breezy, with a west wind around 23 mph, with gusts as high as 49 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 18 °F

    Snow Showers
    Likely and
    Patchy
    Blowing Snow

  • Tuesday

    Tuesday: A slight chance of snow showers before 1pm. Mostly cloudy, with a high near 24. Breezy, with a west wind 15 to 23 mph, with gusts as high as 48 mph. Chance of precipitation is 20%.

    High: 24 °F

    Slight Chance
    Snow Showers
    and Breezy

  • Tuesday Night

    Tuesday Night: A chance of snow showers, mainly after 1am. Mostly cloudy, with a low around 18. West wind 11 to 14 mph, with gusts as high as 32 mph. Chance of precipitation is 40%.

    Low: 18 °F

    Chance Snow
    Showers

  • Wednesday

    Wednesday: Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 27. West wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 27 °F

    Chance Snow
    Showers then
    Snow Showers
    Likely

  • Wednesday Night

    Wednesday Night: Snow showers likely, mainly before 1am. Mostly cloudy, with a low around 13. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Low: 13 °F

    Snow Showers
    Likely

  • New Year's Day

    New Year's Day: Partly sunny, with a high near 20.

    High: 20 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 12.

    Low: 12 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
A chance of snow showers. Mostly cloudy, with a high near 39. Breezy, with a west wind 18 to 20 mph, with gusts as high as 50 mph. Chance of precipitation is 40%.
Tonight
Snow showers likely, mainly before 8pm. Patchy blowing snow before 8pm. Mostly cloudy, with a low around 18. Breezy, with a west wind around 23 mph, with gusts as high as 49 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday
A slight chance of snow showers before 1pm. Mostly cloudy, with a high near 24. Breezy, with a west wind 15 to 23 mph, with gusts as high as 48 mph. Chance of precipitation is 20%.
Tuesday Night
A chance of snow showers, mainly after 1am. Mostly cloudy, with a low around 18. West wind 11 to 14 mph, with gusts as high as 32 mph. Chance of precipitation is 40%.
Wednesday
Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 27. West wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Wednesday Night
Snow showers likely, mainly before 1am. Mostly cloudy, with a low around 13. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
New Year's Day
Partly sunny, with a high near 20.
Thursday Night
Mostly cloudy, with a low around 12.
Friday
Mostly cloudy, with a high near 26.
Friday Night
Mostly cloudy, with a low around 18.
Saturday
Mostly cloudy, with a high near 29.
Saturday Night
Mostly cloudy, with a low around 15.
Sunday
Partly sunny, with a high near 30.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Cross Fork PA
 41.41°N 77.81°W (Elev. 2096 ft)
Last Update:
1:41 pm EST Dec 29, 2025
Forecast Valid:
1pm EST Dec 29, 2025-6pm EST Jan 4, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation