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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

2 Miles ENE Brockport PA

Wind Advisory until March 16, 11:00am
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory until March 16, 11:00am

    NOW until 11:00am Mon

    Wind Advisory

  • Tonight

    Low: 47 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday

    Monday: Showers, mainly after 11am. Temperature rising to near 60 by 11am, then falling to around 44 during the remainder of the day. South wind around 14 mph becoming west in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 60 °F⇓

    Showers
    Likely then
    Showers

  • Monday Night

    Monday Night: Rain and snow showers likely, becoming all snow after 11pm. Mostly cloudy, with a low around 18. West wind 13 to 17 mph, with gusts as high as 36 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Low: 18 °F

    Rain/Snow
    Likely then
    Snow Showers
    Likely

  • Tuesday

    Tuesday: A chance of snow showers before 2pm. Mostly cloudy, with a high near 26. West wind around 18 mph, with gusts as high as 38 mph. Chance of precipitation is 30%.

    High: 26 °F

    Chance Snow
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 16. West wind 6 to 10 mph, with gusts as high as 22 mph.

    Low: 16 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 36.

    High: 36 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers after 2pm. Mostly cloudy, with a high near 44. Chance of precipitation is 30%.

    High: 44 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
A chance of showers, mainly between midnight and 5am. Mostly cloudy, with a low around 47. Southeast wind around 16 mph, with gusts as high as 37 mph. Chance of precipitation is 40%.
Monday
Showers, mainly after 11am. Temperature rising to near 60 by 11am, then falling to around 44 during the remainder of the day. South wind around 14 mph becoming west in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
Rain and snow showers likely, becoming all snow after 11pm. Mostly cloudy, with a low around 18. West wind 13 to 17 mph, with gusts as high as 36 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Tuesday
A chance of snow showers before 2pm. Mostly cloudy, with a high near 26. West wind around 18 mph, with gusts as high as 38 mph. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 16. West wind 6 to 10 mph, with gusts as high as 22 mph.
Wednesday
Mostly cloudy, with a high near 36.
Wednesday Night
Mostly cloudy, with a low around 26.
Thursday
A chance of showers after 2pm. Mostly cloudy, with a high near 44. Chance of precipitation is 30%.
Thursday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.
Friday
A chance of showers after 2pm. Mostly cloudy, with a high near 51. Chance of precipitation is 30%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 35. Chance of precipitation is 40%.
Saturday
A chance of rain and snow showers. Mostly cloudy, with a high near 51. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 30.
Sunday
Partly sunny, with a high near 47.
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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:
8:06 pm EDT Mar 15, 2026
Forecast Valid:
9pm EDT Mar 15, 2026-6pm EDT Mar 22, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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