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

56°F

13°C

Humidity 97%
Wind Speed N 6 mph
Barometer 29.83 in (1009.9 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 12 Oct 2:53 am EDT
Extended Forecast for

3 Miles NNW Selinsgrove, Penn Valley Airport PA

  • Overnight

    Overnight: Mostly cloudy, with a low around 56. Light north wind.

    Low: 56 °F

    Mostly Cloudy

  • Columbus Day

    Columbus Day: Mostly sunny, with a high near 73. North wind around 6 mph.

    High: 73 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 53. Calm wind.

    Low: 53 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 79. Calm wind becoming south 5 to 8 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 79 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 63. Southwest wind 3 to 5 mph.

    Low: 63 °F

    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of showers after 2pm. Mostly sunny, with a high near 77. Chance of precipitation is 20%.

    High: 77 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers after 2pm. Partly sunny, with a high near 66. Chance of precipitation is 30%.

    High: 66 °F

    Partly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 55. Chance of precipitation is 70%.

    Low: 55 °F

    Showers
    Likely

Detailed Forecast

Overnight
Mostly cloudy, with a low around 56. Light north wind.
Columbus Day
Mostly sunny, with a high near 73. North wind around 6 mph.
Monday Night
Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 53. Calm wind.
Tuesday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 79. Calm wind becoming south 5 to 8 mph in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 63. Southwest wind 3 to 5 mph.
Wednesday
A slight chance of showers after 2pm. Mostly sunny, with a high near 77. Chance of precipitation is 20%.
Wednesday Night
Mostly cloudy, with a low around 56.
Thursday
A chance of showers after 2pm. Partly sunny, with a high near 66. Chance of precipitation is 30%.
Thursday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 55. Chance of precipitation is 70%.
Friday
Showers likely, mainly before 8am. Mostly cloudy, with a high near 70. Chance of precipitation is 60%.
Friday Night
Mostly cloudy, with a low around 40.
Saturday
Mostly sunny, with a high near 52.
Saturday Night
Widespread frost. Otherwise, mostly clear, with a low around 33.
Sunday
Widespread frost. Otherwise, sunny, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Selinsgrove, Penn Valley Airport PA
 40.85°N 76.88°W (Elev. 600 ft)
Last Update:
2:21 am EDT Oct 12, 2026
Forecast Valid:
3am EDT Oct 12, 2026-6pm EDT Oct 18, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation