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

31°F

-1°C

Humidity 89%
Wind Speed Calm
Barometer 30.34 in (1027.9 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 25 Mar 1:53 am EDT
Extended Forecast for

Selinsgrove, Penn Valley Airport PA

  • Overnight

    Overnight: Mostly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 54. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 54 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 40. South wind around 7 mph.

    Low: 40 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of rain after 2pm. Mostly cloudy, with a high near 69. Light south wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 30%.

    High: 69 °F

    Mostly Cloudy
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Rain before 11pm, then rain and possibly a thunderstorm between 11pm and 2am, then rain after 2am. Low around 43. South wind around 7 mph becoming west after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 43 °F

    Rain

  • Friday

    Friday: Rain, mainly before 8am. High near 49. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 49 °F

    Rain then
    Slight Chance
    Rain

  • Friday Night

    Friday Night: Mostly clear, with a low around 24.

    Low: 24 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 44.

    High: 44 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 31. Calm wind.
Wednesday
Partly sunny, with a high near 54. Calm wind becoming south 5 to 8 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 40. South wind around 7 mph.
Thursday
A chance of rain after 2pm. Mostly cloudy, with a high near 69. Light south wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 30%.
Thursday Night
Rain before 11pm, then rain and possibly a thunderstorm between 11pm and 2am, then rain after 2am. Low around 43. South wind around 7 mph becoming west after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Friday
Rain, mainly before 8am. High near 49. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Mostly clear, with a low around 24.
Saturday
Sunny, with a high near 44.
Saturday Night
Partly cloudy, with a low around 26.
Sunday
Mostly sunny, with a high near 53.
Sunday Night
Mostly cloudy, with a low around 34.
Monday
Mostly cloudy, with a high near 59.
Monday Night
A chance of showers. Mostly cloudy, with a low around 42. Chance of precipitation is 30%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 63. Chance of precipitation is 30%.
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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:
2:10 am EDT Mar 25, 2026
Forecast Valid:
2am EDT Mar 25, 2026-6pm EDT Mar 31, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation