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

31°F

-1°C

Humidity 59%
Wind Speed NW 9 G 21 mph
Barometer 30.16 in (1021.6 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 11 Jan 10:53 pm EST
Extended Forecast for

4 Miles NNE Millerstown PA

  • Tonight

    Tonight: Mostly clear, with a low around 27. West wind 8 to 15 mph, with gusts as high as 32 mph.

    Low: 27 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 40. West wind 7 to 9 mph, with gusts as high as 21 mph.

    High: 40 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 28. Light west wind.

    Low: 28 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 45. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 45 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 35. South wind 3 to 5 mph.

    Low: 35 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of showers before 1pm, then a chance of rain after 1pm. Cloudy, with a high near 46. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 46 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before 1am. Mostly cloudy, with a low around 30. Chance of precipitation is 60%.

    Low: 30 °F

    Rain Likely

  • Thursday

    Thursday: A chance of rain and snow. Mostly cloudy, with a high near 34. Chance of precipitation is 40%.

    High: 34 °F

    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A chance of snow before 1am. Mostly cloudy, with a low around 18. Chance of precipitation is 30%.

    Low: 18 °F

    Chance Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 27. West wind 8 to 15 mph, with gusts as high as 32 mph.
Monday
Mostly sunny, with a high near 40. West wind 7 to 9 mph, with gusts as high as 21 mph.
Monday Night
Partly cloudy, with a low around 28. Light west wind.
Tuesday
Mostly sunny, with a high near 45. Calm wind becoming southwest around 6 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 35. South wind 3 to 5 mph.
Wednesday
A chance of showers before 1pm, then a chance of rain after 1pm. Cloudy, with a high near 46. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain likely, mainly before 1am. Mostly cloudy, with a low around 30. Chance of precipitation is 60%.
Thursday
A chance of rain and snow. Mostly cloudy, with a high near 34. Chance of precipitation is 40%.
Thursday Night
A chance of snow before 1am. Mostly cloudy, with a low around 18. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 31.
Friday Night
Partly cloudy, with a low around 21.
Saturday
Partly sunny, with a high near 35.
Saturday Night
Mostly cloudy, with a low around 21.
Sunday
Partly sunny, with a high near 32.
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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:
10:06 pm EST Jan 11, 2026
Forecast Valid:
11pm EST Jan 11, 2026-6pm EST Jan 18, 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