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

Hazardous Weather Conditions

Current conditions at

Selinsgrove Penn Valley Airport (KSEG)

Lat: 40.82°NLon: 76.87°WElev: 443ft.

A Few Clouds

60°F

16°C

Humidity 50%
Wind Speed S 14 G 17 mph
Barometer 29.86 in (1011.4 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 1 May 1:53 pm EDT
Extended Forecast for

Lewisburg PA

  • This Afternoon

    This Afternoon: Showers likely, mainly after 5pm. Partly sunny, with a high near 60. Southwest wind around 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 60 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers likely, mainly before 1am. Mostly cloudy, with a low around 39. Light and variable wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Showers
    Likely

  • Saturday

    Saturday: Partly sunny, with a high near 59. Northwest wind around 6 mph.

    High: 59 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Areas of frost after 4am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 36. Light northwest wind.

    Low: 36 °F

    Mostly Cloudy
    then Areas
    Frost

  • Sunday

    Sunday: Areas of frost before 7am. Otherwise, mostly sunny, with a high near 59. Northwest wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 59 °F

    Areas Frost
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 69.

    High: 69 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of showers before 2am. Partly cloudy, with a low around 50. Chance of precipitation is 30%.

    Low: 50 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers after 2pm. Partly sunny, with a high near 77. Chance of precipitation is 30%.

    High: 77 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

This Afternoon
Showers likely, mainly after 5pm. Partly sunny, with a high near 60. Southwest wind around 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Showers likely, mainly before 1am. Mostly cloudy, with a low around 39. Light and variable wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Partly sunny, with a high near 59. Northwest wind around 6 mph.
Saturday Night
Areas of frost after 4am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 36. Light northwest wind.
Sunday
Areas of frost before 7am. Otherwise, mostly sunny, with a high near 59. Northwest wind 6 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 41.
Monday
Partly sunny, with a high near 69.
Monday Night
A chance of showers before 2am. Partly cloudy, with a low around 50. Chance of precipitation is 30%.
Tuesday
A chance of showers after 2pm. Partly sunny, with a high near 77. Chance of precipitation is 30%.
Tuesday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 56. Chance of precipitation is 60%.
Wednesday
Showers. High near 67. Chance of precipitation is 80%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 48. Chance of precipitation is 70%.
Thursday
Showers likely. Mostly cloudy, with a high near 60. Chance of precipitation is 70%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lewisburg PA
 40.96°N 76.89°W (Elev. 499 ft)
Last Update:
2:21 pm EDT May 1, 2026
Forecast Valid:
2pm EDT May 1, 2026-6pm EDT May 7, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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