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

34°F

1°C

Humidity 97%
Wind Speed Calm
Barometer 29.98 in (1015.5 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 11 Nov 2:53 am EST
Extended Forecast for

3 Miles SW Port Trevorton PA

  • Overnight

    Overnight: Mostly clear, with a low around 37. Calm wind.

    Low: 37 °F

    Mostly Clear

  • Veterans Day

    Veterans Day: Partly sunny, with a high near 62. Calm wind.

    High: 62 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after 4am. Mostly cloudy, with a low around 44. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Rain Likely

  • Thursday

    Thursday: Rain, mainly before noon. High near 55. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 55 °F

    Rain then
    Chance Rain

  • Thursday Night

    Thursday Night: A chance of rain after 7pm, mixing with snow after 1am. Mostly cloudy, with a low around 36. Northwest wind 9 to 13 mph, with gusts as high as 30 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Friday

    Friday: A chance of rain and snow showers before 10am, then a chance of rain showers between 10am and 1pm. Mostly cloudy, with a high near 45. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 45 °F

    Chance
    Rain/Snow
    then Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 46.

    High: 46 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 37. Calm wind.
Veterans Day
Partly sunny, with a high near 62. Calm wind.
Wednesday Night
Rain likely, mainly after 4am. Mostly cloudy, with a low around 44. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain, mainly before noon. High near 55. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A chance of rain after 7pm, mixing with snow after 1am. Mostly cloudy, with a low around 36. Northwest wind 9 to 13 mph, with gusts as high as 30 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A chance of rain and snow showers before 10am, then a chance of rain showers between 10am and 1pm. Mostly cloudy, with a high near 45. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Mostly cloudy, with a low around 31.
Saturday
Partly sunny, with a high near 46.
Saturday Night
Mostly cloudy, with a low around 32.
Sunday
Partly sunny, with a high near 49.
Sunday Night
Partly cloudy, with a low around 32.
Monday
Mostly sunny, with a high near 50.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Mostly sunny, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Port Trevorton PA
 40.68°N 76.94°W (Elev. 768 ft)
Last Update:
1:46 am EST Nov 11, 2026
Forecast Valid:
3am EST Nov 11, 2026-6pm EST Nov 17, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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