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.

Partly Cloudy

20°F

-7°C

Humidity 57%
Wind Speed S 7 mph
Barometer 30.19 in (1023.2 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Wind Chill11°F (-12°C)
Last update 9 Dec 10:53 am EST
Extended Forecast for

3 Miles NW Lewisburg PA

  • Today

    Today: Mostly cloudy, with a high near 29. South wind 5 to 8 mph.

    High: 29 °F

    Mostly Cloudy

  • Tonight

    Tonight: A chance of snow, mainly after 5am. Cloudy, with a low around 24. South wind 3 to 6 mph. Chance of precipitation is 30%.

    Low: 24 °F

    Mostly Cloudy
    then Chance
    Snow

  • Wednesday

    Wednesday: Rain, possibly mixed with snow, becoming all rain after 4pm. High near 40. South wind 6 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    High: 40 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: A slight chance of rain showers, mixing with snow after 10pm, then gradually ending. Mostly cloudy, with a low around 26. Southwest wind 6 to 9 mph becoming west after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 20%.

    Low: 26 °F

    Slight Chance
    Rain/Snow

  • Thursday

    Thursday: Partly sunny, with a high near 34. West wind 9 to 11 mph, with gusts as high as 22 mph.

    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 34.

    High: 34 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of snow before 1am. Mostly cloudy, with a low around 22. Chance of precipitation is 40%.

    Low: 22 °F

    Chance Snow

  • Saturday

    Saturday: Mostly cloudy, with a high near 34.

    High: 34 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly cloudy, with a high near 29. South wind 5 to 8 mph.
Tonight
A chance of snow, mainly after 5am. Cloudy, with a low around 24. South wind 3 to 6 mph. Chance of precipitation is 30%.
Wednesday
Rain, possibly mixed with snow, becoming all rain after 4pm. High near 40. South wind 6 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Wednesday Night
A slight chance of rain showers, mixing with snow after 10pm, then gradually ending. Mostly cloudy, with a low around 26. Southwest wind 6 to 9 mph becoming west after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 20%.
Thursday
Partly sunny, with a high near 34. West wind 9 to 11 mph, with gusts as high as 22 mph.
Thursday Night
Mostly cloudy, with a low around 21.
Friday
Partly sunny, with a high near 34.
Friday Night
A chance of snow before 1am. Mostly cloudy, with a low around 22. Chance of precipitation is 40%.
Saturday
Mostly cloudy, with a high near 34.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 20. Chance of precipitation is 40%.
Sunday
Partly sunny, with a high near 29.
Sunday Night
Partly cloudy, with a low around 12.
Monday
Mostly sunny, with a high near 27.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Lewisburg PA
 40.99°N 76.92°W (Elev. 528 ft)
Last Update:
7:33 am EST Dec 9, 2025
Forecast Valid:
11am EST Dec 9, 2025-6pm EST Dec 15, 2025
 
Forecast Discussion
 
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Additional Resources

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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