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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

4 Miles NW Renovo PA

Winter Weather Advisory February 25, 12:00am until February 25, 09:00am
Click here for hazard details and duration
Winter Weather Advisory

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 30. West wind around 6 mph.

    High: 30 °F

    Mostly Sunny

  • Tonight

    Tonight: Snow, mainly after 1am. Low around 23. Calm wind becoming south around 6 mph in the evening. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    Low: 23 °F

    Chance Snow
    then Snow

  • Wednesday

    Wednesday: A chance of snow, mainly before 10am. Mostly cloudy, with a high near 42. West wind 6 to 10 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.

    High: 42 °F

    Chance Snow
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 19. West wind 3 to 6 mph. Winds could gust as high as 21 mph.

    Low: 19 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of snow after 1pm. Mostly sunny, with a high near 37. Light west wind. Chance of precipitation is 20%.

    High: 37 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Thursday Night

    Thursday Night: A slight chance of snow before 1am. Partly cloudy, with a low around 21. Chance of precipitation is 20%.

    Low: 21 °F

    Slight Chance
    Snow

  • Friday

    Friday: Sunny, with a high near 45.

    High: 45 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 30. West wind around 6 mph.
Tonight
Snow, mainly after 1am. Low around 23. Calm wind becoming south around 6 mph in the evening. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Wednesday
A chance of snow, mainly before 10am. Mostly cloudy, with a high near 42. West wind 6 to 10 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.
Wednesday Night
Mostly cloudy, with a low around 19. West wind 3 to 6 mph. Winds could gust as high as 21 mph.
Thursday
A slight chance of snow after 1pm. Mostly sunny, with a high near 37. Light west wind. Chance of precipitation is 20%.
Thursday Night
A slight chance of snow before 1am. Partly cloudy, with a low around 21. Chance of precipitation is 20%.
Friday
Sunny, with a high near 45.
Friday Night
Partly cloudy, with a low around 29.
Saturday
Mostly sunny, with a high near 50.
Saturday Night
Partly cloudy, with a low around 27.
Sunday
Partly sunny, with a high near 36.
Sunday Night
A chance of snow. Partly cloudy, with a low around 15. Chance of precipitation is 30%.
Monday
A chance of snow. Partly sunny, with a high near 29. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Renovo PA
 41.36°N 77.82°W (Elev. 1201 ft)
Last Update:
1:21 pm EST Feb 24, 2026
Forecast Valid:
2pm EST Feb 24, 2026-6pm EST Mar 2, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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