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

35°F

2°C

Humidity 93%
Wind Speed Calm
Barometer 30.62 in (1037.3 mb)
Dewpoint 33°F (1°C)
Visibility 9.00 mi
Last update 18 Oct 8:53 am EDT
Extended Forecast for

3 Miles NW Trevorton PA

  • Today

    Today: Areas of frost before 10am. Otherwise, sunny, with a high near 58. Calm wind.

    High: 58 °F

    Areas Frost
    then Sunny

  • Tonight

    Tonight: Widespread frost, mainly after 5am. Otherwise, clear, with a low around 30. Calm wind.

    Low: 30 °F

    Clear then
    Frost

  • Monday

    Monday: Widespread frost before 9am. Otherwise, sunny, with a high near 64. Light north wind.

    High: 64 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 37. Light north wind.

    Low: 37 °F

    Mostly Clear

  • Tuesday

    Tuesday: Patchy frost between 7am and 8am. Otherwise, sunny, with a high near 65. North wind 5 to 7 mph.

    High: 65 °F

    Patchy Frost
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

Detailed Forecast

Today
Areas of frost before 10am. Otherwise, sunny, with a high near 58. Calm wind.
Tonight
Widespread frost, mainly after 5am. Otherwise, clear, with a low around 30. Calm wind.
Monday
Widespread frost before 9am. Otherwise, sunny, with a high near 64. Light north wind.
Monday Night
Mostly clear, with a low around 37. Light north wind.
Tuesday
Patchy frost between 7am and 8am. Otherwise, sunny, with a high near 65. North wind 5 to 7 mph.
Tuesday Night
Mostly clear, with a low around 37.
Wednesday
Sunny, with a high near 63.
Wednesday Night
Mostly clear, with a low around 39.
Thursday
Sunny, with a high near 65.
Thursday Night
Mostly clear, with a low around 44.
Friday
Sunny, with a high near 61.
Friday Night
Mostly clear, with a low around 42.
Saturday
Sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Trevorton PA
 40.81°N 76.72°W (Elev. 781 ft)
Last Update:
8:06 am EDT Oct 18, 2026
Forecast Valid:
9am EDT Oct 18, 2026-6pm EDT Oct 24, 2026
 
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