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

Winter Weather Advisory until March 3, 01:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until March 3, 01:00pm

    NOW until 1:00pm Tue

    Winter Weather Advisory

  • Overnight

    Low: 24 °F

    Wintry Mix
    Likely

  • Tuesday

    Tuesday: Rain or freezing rain, becoming all rain after 1pm. High near 40. Southeast wind 6 to 8 mph. Chance of precipitation is 90%. New ice accumulation of less than a 0.1 of an inch possible.

    High: 40 °F

    Rain/Freezing
    Rain then
    Rain

  • Tuesday Night

    Tuesday Night: Rain, mainly before 10pm. Low around 37. Light and variable wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 37 °F

    Rain then
    Cloudy

  • Wednesday

    Wednesday: A chance of rain after 1pm. Mostly cloudy, with a high near 53. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 53 °F

    Mostly Cloudy
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after 1am. Cloudy, with a low around 43. Calm wind. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 43 °F

    Rain Likely

  • Thursday

    Thursday: Rain. High near 58. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 58 °F

    Rain

  • Thursday Night

    Thursday Night: Rain. Low around 50. Chance of precipitation is 90%.

    Low: 50 °F

    Rain

  • Friday

    Friday: Mostly cloudy, with a high near 63.

    High: 63 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Freezing rain likely, possibly mixed with snow. Cloudy, with a low around 24. Southeast wind around 7 mph. Chance of precipitation is 70%. Total nighttime ice accumulation of less than a 0.1 of an inch possible. Little or no snow accumulation expected.
Tuesday
Rain or freezing rain, becoming all rain after 1pm. High near 40. Southeast wind 6 to 8 mph. Chance of precipitation is 90%. New ice accumulation of less than a 0.1 of an inch possible.
Tuesday Night
Rain, mainly before 10pm. Low around 37. Light and variable wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A chance of rain after 1pm. Mostly cloudy, with a high near 53. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain likely, mainly after 1am. Cloudy, with a low around 43. Calm wind. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Rain. High near 58. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain. Low around 50. Chance of precipitation is 90%.
Friday
Mostly cloudy, with a high near 63.
Friday Night
A chance of rain after 1am. Mostly cloudy, with a low around 51. Chance of precipitation is 40%.
Saturday
Rain, mainly after 1pm. High near 69. Chance of precipitation is 80%.
Saturday Night
Rain likely. Mostly cloudy, with a low around 46. Chance of precipitation is 70%.
Sunday
Mostly sunny, with a high near 60.
Sunday Night
Partly cloudy, with a low around 46.
Monday
Mostly sunny, with a high near 63.
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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:
4:26 am EST Mar 3, 2026
Forecast Valid:
5am EST Mar 3, 2026-6pm EDT Mar 9, 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