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.

Mostly Cloudy

26°F

-3°C

Humidity 42%
Wind Speed W 8 G 20 mph
Barometer 29.56 in (1001.3 mb)
Dewpoint 6°F (-14°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 15 Jan 12:53 pm EST
Extended Forecast for

4 Miles NNE Millerstown PA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 28. West wind around 14 mph, with gusts as high as 28 mph.

    High: 28 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 18. West wind around 11 mph, with gusts as high as 25 mph.

    Low: 18 °F

    Decreasing
    Clouds

  • Friday

    Friday: Increasing clouds, with a high near 31. West wind around 6 mph becoming south in the afternoon.

    High: 31 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: A slight chance of snow after 1am. Mostly cloudy, with a low around 26. Light south wind. Chance of precipitation is 20%.

    Low: 26 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Saturday

    Saturday: A chance of snow showers before 1pm, then a chance of rain and snow showers. Mostly cloudy, with a high near 40. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 40%.

    High: 40 °F

    Chance Snow
    Showers then
    Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 28.

    High: 28 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 17.

    Low: 17 °F

    Partly Cloudy

  • M.L.King Day

    M.L.King Day: Mostly sunny, with a high near 29.

    High: 29 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 28. West wind around 14 mph, with gusts as high as 28 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 18. West wind around 11 mph, with gusts as high as 25 mph.
Friday
Increasing clouds, with a high near 31. West wind around 6 mph becoming south in the afternoon.
Friday Night
A slight chance of snow after 1am. Mostly cloudy, with a low around 26. Light south wind. Chance of precipitation is 20%.
Saturday
A chance of snow showers before 1pm, then a chance of rain and snow showers. Mostly cloudy, with a high near 40. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 40%.
Saturday Night
Mostly cloudy, with a low around 23.
Sunday
Partly sunny, with a high near 28.
Sunday Night
Partly cloudy, with a low around 17.
M.L.King Day
Mostly sunny, with a high near 29.
Monday Night
Partly cloudy, with a low around 7.
Tuesday
Mostly sunny, with a high near 16.
Tuesday Night
Partly cloudy, with a low around 8.
Wednesday
Partly sunny, with a high near 29.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE Millerstown PA
 40.61°N 77.13°W (Elev. 568 ft)
Last Update:
1:01 pm EST Jan 15, 2026
Forecast Valid:
1pm EST Jan 15, 2026-6pm EST Jan 21, 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