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

Selinsgrove Penn Valley Airport (KSEG)

Lat: 40.82°NLon: 76.87°WElev: 443ft.

Fair

23°F

-5°C

Humidity 42%
Wind Speed N 10 mph
Barometer 30.31 in (1026.8 mb)
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 8 Dec 12:53 pm EST
Extended Forecast for

4 Miles SW Washingtonville PA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 27. North wind 5 to 7 mph.

    High: 27 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 8. Calm wind.

    Low: 8 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Increasing clouds, with a high near 29. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 29 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: A chance of snow after 1am. Cloudy, with a low around 25. South wind around 7 mph. Chance of precipitation is 30%.

    Low: 25 °F

    Mostly Cloudy
    then Chance
    Snow

  • Wednesday

    Wednesday: Snow before 10am, then rain and snow between 10am and 1pm, then rain after 1pm. High near 40. South wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: A slight chance of rain before 1am. Mostly cloudy, with a low around 28. Chance of precipitation is 20%.

    Low: 28 °F

    Slight Chance
    Rain

  • Thursday

    Thursday: Partly sunny, with a high near 34.

    High: 34 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 33.

    High: 33 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 27. North wind 5 to 7 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 8. Calm wind.
Tuesday
Increasing clouds, with a high near 29. Calm wind becoming south 5 to 8 mph in the afternoon.
Tuesday Night
A chance of snow after 1am. Cloudy, with a low around 25. South wind around 7 mph. Chance of precipitation is 30%.
Wednesday
Snow before 10am, then rain and snow between 10am and 1pm, then rain after 1pm. High near 40. South wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Wednesday Night
A slight chance of rain before 1am. Mostly cloudy, with a low around 28. Chance of precipitation is 20%.
Thursday
Partly sunny, with a high near 34.
Thursday Night
Mostly cloudy, with a low around 21.
Friday
Partly sunny, with a high near 33.
Friday Night
A chance of snow showers before 1am. Mostly cloudy, with a low around 20. Chance of precipitation is 40%.
Saturday
Mostly cloudy, with a high near 31.
Saturday Night
Mostly cloudy, with a low around 17.
Sunday
Partly sunny, with a high near 28.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Washingtonville PA
 41.01°N 76.71°W (Elev. 597 ft)
Last Update:
1:05 pm EST Dec 8, 2025
Forecast Valid:
1pm EST Dec 8, 2025-6pm EST Dec 14, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation