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

32°F

0°C

Humidity 96%
Wind Speed N 3 mph
Barometer 30.11 in (1019.7 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 17 Oct 5:53 am EDT
Extended Forecast for

2 Miles SSE Port Trevorton PA

  • Today

    Today: Areas of frost before 9am. Otherwise, sunny, with a high near 61. North wind around 6 mph.

    High: 61 °F

    Areas Frost
    then Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 41. Calm wind.

    Low: 41 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Partly sunny, with a high near 67. Calm wind becoming south around 5 mph in the afternoon.

    High: 67 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 47. Southeast wind around 6 mph.

    Low: 47 °F

    Partly Cloudy

  • Sunday

    Sunday: Showers likely, mainly after 2pm. Partly sunny, with a high near 72. South wind 7 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 72 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers, mainly before 2am. Low around 48. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 48 °F

    Showers

  • Monday

    Monday: A chance of showers before 2pm. Partly sunny, with a high near 61. Chance of precipitation is 30%.

    High: 61 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Tuesday

    Tuesday: A chance of showers after 2pm. Mostly sunny, with a high near 64. Chance of precipitation is 40%.

    High: 64 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Areas of frost before 9am. Otherwise, sunny, with a high near 61. North wind around 6 mph.
Tonight
Increasing clouds, with a low around 41. Calm wind.
Saturday
Partly sunny, with a high near 67. Calm wind becoming south around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 47. Southeast wind around 6 mph.
Sunday
Showers likely, mainly after 2pm. Partly sunny, with a high near 72. South wind 7 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Showers, mainly before 2am. Low around 48. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Monday
A chance of showers before 2pm. Partly sunny, with a high near 61. Chance of precipitation is 30%.
Monday Night
Mostly clear, with a low around 42.
Tuesday
A chance of showers after 2pm. Mostly sunny, with a high near 64. Chance of precipitation is 40%.
Tuesday Night
A chance of showers before 2am. Partly cloudy, with a low around 42. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 58.
Wednesday Night
Partly cloudy, with a low around 40.
Thursday
Partly sunny, with a high near 58.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Port Trevorton PA
 40.68°N 76.89°W (Elev. 390 ft)
Last Update:
3:52 am EDT Oct 17, 2025
Forecast Valid:
6am EDT Oct 17, 2025-6pm EDT Oct 23, 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