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

64°F

18°C

Humidity 81%
Wind Speed N 10 G 17 mph
Barometer 29.95 in (1014.1 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 23 Jun 8:53 am EDT
Extended Forecast for

2 Miles NW Port Trevorton PA

  • Today

    Today: A chance of showers, mainly before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 75. North wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 75 °F

    Chance
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 56. North wind 3 to 6 mph.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 79. Northwest wind 3 to 6 mph.

    High: 79 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 57. Calm wind.

    Low: 57 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 81. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 62. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Showers
    Likely

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 50%.

    High: 80 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely after 2am. Mostly cloudy, with a low around 63. Chance of precipitation is 70%.

    Low: 63 °F

    Chance
    T-storms then
    Showers
    Likely

  • Saturday

    Saturday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 78. Chance of precipitation is 60%.

    High: 78 °F

    Showers
    Likely

Detailed Forecast

Today
A chance of showers, mainly before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 75. North wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Mostly clear, with a low around 56. North wind 3 to 6 mph.
Wednesday
Sunny, with a high near 79. Northwest wind 3 to 6 mph.
Wednesday Night
Partly cloudy, with a low around 57. Calm wind.
Thursday
Mostly sunny, with a high near 81. Calm wind becoming south 5 to 8 mph in the afternoon.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 62. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 50%.
Friday Night
A chance of showers and thunderstorms, then showers likely after 2am. Mostly cloudy, with a low around 63. Chance of precipitation is 70%.
Saturday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 78. Chance of precipitation is 60%.
Saturday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 63. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 84.
Sunday Night
Partly cloudy, with a low around 64.
Monday
Mostly sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Port Trevorton PA
 40.73°N 76.94°W (Elev. 889 ft)
Last Update:
8:06 am EDT Jun 23, 2026
Forecast Valid:
9am EDT Jun 23, 2026-6pm EDT Jun 29, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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