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

60°F

16°C

Humidity 46%
Wind Speed Vrbl 6 mph
Barometer 29.92 in (1013.4 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 3 Nov 2:53 pm EST
Extended Forecast for

Lewisburg PA

  • Tonight

    Tonight: Mostly clear, with a low around 40. West wind 8 to 11 mph, with gusts as high as 25 mph.

    Low: 40 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 60. West wind 8 to 13 mph, with gusts as high as 24 mph.

    High: 60 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 35. West wind around 5 mph becoming calm in the evening.

    Low: 35 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Partly sunny, with a high near 65. Light south wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 22 mph.

    High: 65 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers before 1am. Partly cloudy, with a low around 41. Northwest wind 10 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.

    Low: 41 °F

    Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

  • Friday

    Friday: A chance of showers after 1pm. Mostly cloudy, with a high near 59. Chance of precipitation is 30%.

    High: 59 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers, mainly before 1am. Low around 45. Chance of precipitation is 80%.

    Low: 45 °F

    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 40. West wind 8 to 11 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 60. West wind 8 to 13 mph, with gusts as high as 24 mph.
Tuesday Night
Increasing clouds, with a low around 35. West wind around 5 mph becoming calm in the evening.
Wednesday
Partly sunny, with a high near 65. Light south wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 22 mph.
Wednesday Night
A chance of showers before 1am. Partly cloudy, with a low around 41. Northwest wind 10 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 55.
Thursday Night
Partly cloudy, with a low around 32.
Friday
A chance of showers after 1pm. Mostly cloudy, with a high near 59. Chance of precipitation is 30%.
Friday Night
Showers, mainly before 1am. Low around 45. Chance of precipitation is 80%.
Saturday
Mostly cloudy, with a high near 58.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 39. Chance of precipitation is 30%.
Sunday
A chance of showers. Mostly cloudy, with a high near 56. Chance of precipitation is 50%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 35. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 46.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lewisburg PA
 40.96°N 76.89°W (Elev. 499 ft)
Last Update:
1:05 pm EST Nov 3, 2025
Forecast Valid:
3pm EST Nov 3, 2025-6pm EST Nov 10, 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