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 80%
Wind Speed W 14 G 25 mph
Barometer 29.93 in
Dewpoint 23°F (-5°C)
Visibility 2.00 mi
Wind Chill17°F (-8°C)
Last update 11 Jan 4:15 pm EST
Extended Forecast for

2 Miles ENE Brockport PA

  • This Afternoon

    This Afternoon: Snow showers. High near 32. West wind around 17 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. Total daytime snow accumulation of less than one inch possible.

    High: 32 °F

    Snow Showers

  • Tonight

    Tonight: Snow showers likely, mainly before 7pm. Mostly cloudy, with a low around 24. West wind 10 to 17 mph, with gusts as high as 36 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 24 °F

    Snow Showers
    Likely then
    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 34. West wind 10 to 15 mph, with gusts as high as 29 mph.

    High: 34 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 27. West wind 7 to 9 mph, with gusts as high as 21 mph.

    Low: 27 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 40. South wind 7 to 10 mph, with gusts as high as 21 mph.

    High: 40 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Showers likely, mainly after 1am. Mostly cloudy, with a low around 35. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely before 1pm, then rain after 1pm. High near 40. Chance of precipitation is 90%.

    High: 40 °F

    Showers
    Likely then
    Rain

  • Wednesday Night

    Wednesday Night: Rain and snow, becoming all snow after 1am. Low around 21. Chance of precipitation is 80%.

    Low: 21 °F

    Rain/Snow

  • Thursday

    Thursday: Snow likely, mainly before 1pm. Mostly cloudy, with a high near 26. Chance of precipitation is 60%.

    High: 26 °F

    Snow Likely

Detailed Forecast

This Afternoon
Snow showers. High near 32. West wind around 17 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. Total daytime snow accumulation of less than one inch possible.
Tonight
Snow showers likely, mainly before 7pm. Mostly cloudy, with a low around 24. West wind 10 to 17 mph, with gusts as high as 36 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday
Partly sunny, with a high near 34. West wind 10 to 15 mph, with gusts as high as 29 mph.
Monday Night
Partly cloudy, with a low around 27. West wind 7 to 9 mph, with gusts as high as 21 mph.
Tuesday
Partly sunny, with a high near 40. South wind 7 to 10 mph, with gusts as high as 21 mph.
Tuesday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 35. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Showers likely before 1pm, then rain after 1pm. High near 40. Chance of precipitation is 90%.
Wednesday Night
Rain and snow, becoming all snow after 1am. Low around 21. Chance of precipitation is 80%.
Thursday
Snow likely, mainly before 1pm. Mostly cloudy, with a high near 26. Chance of precipitation is 60%.
Thursday Night
A chance of snow before 1am. Mostly cloudy, with a low around 13. Chance of precipitation is 30%.
Friday
A chance of snow showers. Partly sunny, with a high near 26. Chance of precipitation is 30%.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 16. Chance of precipitation is 30%.
Saturday
A chance of snow showers. Partly sunny, with a high near 29. Chance of precipitation is 50%.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 17. Chance of precipitation is 40%.
Sunday
A chance of snow showers. Mostly cloudy, with a high near 24.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Brockport PA
 41.29°N 78.69°W (Elev. 1585 ft)
Last Update:
3:41 pm EST Jan 11, 2026
Forecast Valid:
4pm EST Jan 11, 2026-6pm EST Jan 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation