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.

Overcast

39°F

4°C

Humidity 82%
Wind Speed Calm
Barometer 30.17 in (1022.2 mb)
Dewpoint 34°F (1°C)
Visibility 7.00 mi
Last update 20 Nov 1:53 pm EST
Extended Forecast for

Selinsgrove, Penn Valley Airport PA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 46. Calm wind.

    High: 46 °F

    Mostly Cloudy

  • Tonight

    Tonight: Patchy fog after midnight. Otherwise, cloudy, with a low around 37. Calm wind.

    Low: 37 °F

    Cloudy then
    Patchy Fog

  • Friday

    Friday: Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 54. Light south wind.

    High: 54 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Friday Night

    Friday Night: Rain likely, mainly after 1am. Cloudy, with a low around 39. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Rain Likely

  • Saturday

    Saturday: A slight chance of rain before 1pm. Partly sunny, with a high near 50. North wind 3 to 6 mph. Chance of precipitation is 20%.

    High: 50 °F

    Slight Chance
    Rain

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 46. Calm wind.
Tonight
Patchy fog after midnight. Otherwise, cloudy, with a low around 37. Calm wind.
Friday
Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 54. Light south wind.
Friday Night
Rain likely, mainly after 1am. Cloudy, with a low around 39. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
A slight chance of rain before 1pm. Partly sunny, with a high near 50. North wind 3 to 6 mph. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 27.
Sunday
Mostly sunny, with a high near 51.
Sunday Night
Mostly clear, with a low around 33.
Monday
Mostly sunny, with a high near 54.
Monday Night
Mostly cloudy, with a low around 35.
Tuesday
A chance of showers. Cloudy, with a high near 52. Chance of precipitation is 50%.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 44. Chance of precipitation is 60%.
Wednesday
Mostly cloudy, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
Selinsgrove, Penn Valley Airport PA
 40.81°N 76.86°W (Elev. 472 ft)
Last Update:
1:33 pm EST Nov 20, 2025
Forecast Valid:
2pm EST Nov 20, 2025-6pm EST Nov 26, 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