National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rainfall in South Florida; Active Weather in the West

A stalled front will continue to bring additional heavy rainfall potential over the next few days across southern Florida, with localized and urban flooding possible. A strong Pacific storm will bring scattered showers and thunderstorms across the Northern Great Basin, the Rockies and into the Southwest through Saturday. Heavy rainfall may result in isolated flash flooding near burn scars. Read More >

Current conditions at

St Marys Municipal Airport (KOYM)

Lat: 41.41°NLon: 78.5°WElev: 1934ft.

Overcast

55°F

13°C

Humidity 72%
Wind Speed Calm
Barometer 30.22 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 10 Sep 11:35 pm EDT
Extended Forecast for

3 Miles SSW De Young PA

  • Tonight

    Tonight: Partly cloudy, with a low around 47. Calm wind.

    Low: 47 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 76. Calm wind becoming north around 6 mph in the afternoon.

    High: 76 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 49. North wind around 5 mph becoming calm in the evening.

    Low: 49 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 78. Calm wind.

    High: 78 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 50. Calm wind.

    Low: 50 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers after 2am. Mostly cloudy, with a low around 54. Chance of precipitation is 30%.

    Low: 54 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: A chance of showers. Partly sunny, with a high near 75. Chance of precipitation is 30%.

    High: 75 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 47. Calm wind.
Thursday
Sunny, with a high near 76. Calm wind becoming north around 6 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 49. North wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 78. Calm wind.
Friday Night
Mostly clear, with a low around 50. Calm wind.
Saturday
Mostly sunny, with a high near 76.
Saturday Night
A chance of showers after 2am. Mostly cloudy, with a low around 54. Chance of precipitation is 30%.
Sunday
A chance of showers. Partly sunny, with a high near 75. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 50.
Monday
Mostly sunny, with a high near 73.
Monday Night
Mostly clear, with a low around 50.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
Mostly clear, with a low around 50.
Wednesday
Sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW De Young PA
 41.53°N 78.94°W (Elev. 1808 ft)
Last Update:
10:59 pm EDT Sep 10, 2025
Forecast Valid:
11pm EDT Sep 10, 2025-6pm EDT Sep 17, 2025
 
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