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

41°F

5°C

Humidity 89%
Wind Speed Calm
Barometer 30.00 in (1015.8 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 10 Mar 12:53 am EDT
Extended Forecast for

Selinsgrove, Penn Valley Airport PA

  • Overnight

    Overnight: Mostly clear, with a low around 42. Calm wind.

    Low: 42 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 72. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 72 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 5am. Otherwise, partly cloudy, with a low around 52. Calm wind.

    Low: 52 °F

    Partly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Showers, with thunderstorms also possible after 5pm. Patchy fog before 8am. High near 73. Light south wind increasing to 5 to 10 mph in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 73 °F

    Chance
    Showers and
    Patchy Fog
    then Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Low around 40. South wind 9 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 40 °F

    Showers

  • Thursday

    Thursday: A chance of rain and snow showers before 2pm. Mostly cloudy, with a high near 47. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 47 °F

    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

  • Friday

    Friday: A chance of rain and snow showers after 2pm. Partly sunny, with a high near 47. Chance of precipitation is 40%.

    High: 47 °F

    Mostly Sunny
    then Chance
    Rain/Snow

  • Friday Night

    Friday Night: A chance of rain and snow showers before 8pm, then a chance of rain showers between 8pm and 2am. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.

    Low: 31 °F

    Chance
    Rain/Snow
    then Chance
    Showers

Detailed Forecast

Overnight
Mostly clear, with a low around 42. Calm wind.
Tuesday
Mostly sunny, with a high near 72. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Tuesday Night
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 52. Calm wind.
Wednesday
Showers, with thunderstorms also possible after 5pm. Patchy fog before 8am. High near 73. Light south wind increasing to 5 to 10 mph in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and possibly a thunderstorm. Low around 40. South wind 9 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of rain and snow showers before 2pm. Mostly cloudy, with a high near 47. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Mostly clear, with a low around 25.
Friday
A chance of rain and snow showers after 2pm. Partly sunny, with a high near 47. Chance of precipitation is 40%.
Friday Night
A chance of rain and snow showers before 8pm, then a chance of rain showers between 8pm and 2am. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 48.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.
Sunday
A chance of rain and snow showers. Mostly cloudy, with a high near 57. Chance of precipitation is 30%.
Sunday Night
Showers likely. Mostly cloudy, with a low around 36. Chance of precipitation is 70%.
Monday
Rain and snow showers likely. Mostly cloudy, with a high near 45. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
Selinsgrove, Penn Valley Airport PA
 40.83°N 76.86°W (Elev. 492 ft)
Last Update:
8:06 pm EDT Mar 9, 2026
Forecast Valid:
1am EDT Mar 10, 2026-6pm EDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation