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Current conditions at

Selinsgrove Penn Valley Airport (KSEG)

Lat: 40.82°NLon: 76.87°WElev: 443ft.

Overcast

29°F

-2°C

Humidity 56%
Wind Speed NA
Barometer 29.97 in (1015.5 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Last update 19 Jan 4:53 pm EST
Extended Forecast for

Millersburg PA

  • Tonight

    Tonight: Mostly clear, with a low around 8. Wind chill values as low as zero. West wind 8 to 13 mph, with gusts as high as 30 mph.

    Low: 8 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 20. Wind chill values as low as -5. West wind 7 to 11 mph, with gusts as high as 23 mph.

    High: 20 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 8. Calm wind.

    Low: 8 °F

    Mostly Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 33. Light south wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 25 mph.

    High: 33 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 26. South wind 5 to 7 mph, with gusts as high as 21 mph.

    Low: 26 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 41.

    High: 41 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 28.

    High: 28 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 7.

    Low: 7 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 8. Wind chill values as low as zero. West wind 8 to 13 mph, with gusts as high as 30 mph.
Tuesday
Sunny, with a high near 20. Wind chill values as low as -5. West wind 7 to 11 mph, with gusts as high as 23 mph.
Tuesday Night
Mostly clear, with a low around 8. Calm wind.
Wednesday
Increasing clouds, with a high near 33. Light south wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 25 mph.
Wednesday Night
Mostly cloudy, with a low around 26. South wind 5 to 7 mph, with gusts as high as 21 mph.
Thursday
Partly sunny, with a high near 41.
Thursday Night
Partly cloudy, with a low around 19.
Friday
Partly sunny, with a high near 28.
Friday Night
Mostly cloudy, with a low around 7.
Saturday
Mostly cloudy, with a high near 16.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 6. Chance of precipitation is 30%.
Sunday
A chance of snow showers. Partly sunny, with a high near 17. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 5.
Monday
Partly sunny, with a high near 20.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Millersburg PA
 40.55°N 76.94°W (Elev. 525 ft)
Last Update:
1:16 pm EST Jan 19, 2026
Forecast Valid:
5pm EST Jan 19, 2026-6pm EST Jan 26, 2026
 
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