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.

Partly Cloudy

46°F

8°C

Humidity 50%
Wind Speed Calm
Barometer 30.13 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 25 Nov 1:15 am EST
Extended Forecast for

2 Miles N Johnsonburg PA

  • Overnight

    Overnight: Cloudy, with a low around 35. Calm wind.

    Low: 35 °F

    Cloudy

  • Tuesday

    Tuesday: Rain, mainly after 11am. High near 51. Calm wind becoming southeast 5 to 8 mph in the morning. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 51 °F

    Rain Likely
    then Rain

  • Tuesday Night

    Tuesday Night: Rain. Low around 42. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Rain

  • Wednesday

    Wednesday: Rain before 4pm, then a chance of rain and snow. High near 56. Southwest wind 5 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 56 °F

    Rain then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A chance of rain and snow showers before 7pm, then a chance of snow showers. Mostly cloudy, with a low around 25. West wind 13 to 16 mph, with gusts as high as 38 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 25 °F

    Chance
    Rain/Snow
    then Chance
    Snow Showers

  • Thanksgiving Day

    Thanksgiving Day: Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 33. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 33 °F

    Snow Showers
    Likely

  • Thursday Night

    Thursday Night: Snow showers. Low around 22. Chance of precipitation is 80%.

    Low: 22 °F

    Snow Showers

  • Friday

    Friday: Snow showers likely, mainly before 1pm. Mostly cloudy, with a high near 33. Chance of precipitation is 70%.

    High: 33 °F

    Snow Showers
    Likely

  • Friday Night

    Friday Night: A chance of snow showers before 1am. Mostly cloudy, with a low around 20. Chance of precipitation is 40%.

    Low: 20 °F

    Chance Snow
    Showers

Detailed Forecast

Overnight
Cloudy, with a low around 35. Calm wind.
Tuesday
Rain, mainly after 11am. High near 51. Calm wind becoming southeast 5 to 8 mph in the morning. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Rain. Low around 42. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain before 4pm, then a chance of rain and snow. High near 56. Southwest wind 5 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday Night
A chance of rain and snow showers before 7pm, then a chance of snow showers. Mostly cloudy, with a low around 25. West wind 13 to 16 mph, with gusts as high as 38 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Thanksgiving Day
Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 33. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday Night
Snow showers. Low around 22. Chance of precipitation is 80%.
Friday
Snow showers likely, mainly before 1pm. Mostly cloudy, with a high near 33. Chance of precipitation is 70%.
Friday Night
A chance of snow showers before 1am. Mostly cloudy, with a low around 20. Chance of precipitation is 40%.
Saturday
Mostly cloudy, with a high near 33.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 21. Chance of precipitation is 50%.
Sunday
A chance of rain and snow. Mostly cloudy, with a high near 39. Chance of precipitation is 50%.
Sunday Night
Rain and snow likely. Mostly cloudy, with a low around 26. Chance of precipitation is 60%.
Monday
Rain likely. Mostly cloudy, with a high near 40. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Johnsonburg PA
 41.51°N 78.68°W (Elev. 1499 ft)
Last Update:
1:01 am EST Nov 25, 2025
Forecast Valid:
1am EST Nov 25, 2025-6pm EST Dec 1, 2025
 
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