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

3 Miles WNW Weedville PA

Winter Weather Advisory March 16, 05:00pm until March 17, 02:00am
Wind Advisory March 16, 01:47pm until March 16, 02:00pm
Click here for hazard details and duration
Winter Weather Advisory
...
  •  
    Wind Advisory March 16, 01:47pm until March 16, 02:00pm

    NOW until 2:00pm Mon

    Wind Advisory

  • This Afternoon

    High: 58 °F

    Rain

  • Tonight

    Tonight: Rain and snow, becoming all snow after 7pm. The snow could be heavy at times. Low around 17. West wind 13 to 17 mph, with gusts as high as 38 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 17 °F

    Rain/Snow
    then Chance
    Snow

  • Tuesday

    Tuesday: A slight chance of snow showers. Mostly cloudy, with a high near 26. West wind 14 to 18 mph, with gusts as high as 37 mph. Chance of precipitation is 20%.

    High: 26 °F

    Slight Chance
    Snow Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 15. West wind 6 to 9 mph, with gusts as high as 21 mph.

    Low: 15 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 33. South wind 5 to 7 mph.

    High: 33 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of snow, mainly after 2am. Mostly cloudy, with a low around 27. Chance of precipitation is 30%.

    Low: 27 °F

    Chance Snow

  • Thursday

    Thursday: A chance of snow before 8am. Mostly cloudy, with a high near 43. Chance of precipitation is 30%.

    High: 43 °F

    Chance Snow
    then Mostly
    Cloudy

  • Thursday Night

    Thursday Night: A chance of rain before 2am. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.

    Low: 31 °F

    Chance Rain

Detailed Forecast

This Afternoon
Rain, with thunderstorms also possible after 2pm. High near 58. West wind around 13 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Rain and snow, becoming all snow after 7pm. The snow could be heavy at times. Low around 17. West wind 13 to 17 mph, with gusts as high as 38 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Tuesday
A slight chance of snow showers. Mostly cloudy, with a high near 26. West wind 14 to 18 mph, with gusts as high as 37 mph. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 15. West wind 6 to 9 mph, with gusts as high as 21 mph.
Wednesday
Partly sunny, with a high near 33. South wind 5 to 7 mph.
Wednesday Night
A chance of snow, mainly after 2am. Mostly cloudy, with a low around 27. Chance of precipitation is 30%.
Thursday
A chance of snow before 8am. Mostly cloudy, with a high near 43. Chance of precipitation is 30%.
Thursday Night
A chance of rain before 2am. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.
Friday
A chance of rain after 2pm. Mostly cloudy, with a high near 49. Chance of precipitation is 30%.
Friday Night
A chance of rain. Mostly cloudy, with a low around 33. Chance of precipitation is 50%.
Saturday
A chance of rain. Mostly cloudy, with a high near 49. Chance of precipitation is 30%.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.
Sunday
A chance of rain. Mostly cloudy, with a high near 49. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Weedville PA
 41.28°N 78.57°W (Elev. 1821 ft)
Last Update:
12:41 pm EDT Mar 16, 2026
Forecast Valid:
1pm EDT Mar 16, 2026-6pm EDT Mar 22, 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