National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Selinsgrove Penn Valley Airport (KSEG)

Lat: 40.82°NLon: 76.87°WElev: 443ft.

Fair

66°F

19°C

Humidity 84%
Wind Speed Calm
Barometer 29.93 in (1013.3 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 16 Apr 8:53 am EDT
Extended Forecast for

4 Miles NNE Millerstown PA

  • Today

    Today: Mostly sunny, with a high near 86. Light south wind becoming southwest 5 to 10 mph in the morning.

    High: 86 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of showers, mainly before midnight. Mostly cloudy, with a low around 61. West wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 61 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Friday

    Friday: A slight chance of showers after 2pm. Mostly sunny, with a high near 76. West wind 3 to 6 mph. Chance of precipitation is 20%.

    High: 76 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 55. Calm wind.

    Low: 55 °F

    Mostly Clear

  • Saturday

    Saturday: A chance of showers after 2pm. Mostly sunny, with a high near 80. Calm wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 80 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then showers likely after 2am. Mostly cloudy, with a low around 46. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 46 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers. Mostly cloudy, with a high near 56. Chance of precipitation is 50%.

    High: 56 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 86. Light south wind becoming southwest 5 to 10 mph in the morning.
Tonight
A chance of showers, mainly before midnight. Mostly cloudy, with a low around 61. West wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A slight chance of showers after 2pm. Mostly sunny, with a high near 76. West wind 3 to 6 mph. Chance of precipitation is 20%.
Friday Night
Mostly clear, with a low around 55. Calm wind.
Saturday
A chance of showers after 2pm. Mostly sunny, with a high near 80. Calm wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then showers likely after 2am. Mostly cloudy, with a low around 46. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
A chance of showers. Mostly cloudy, with a high near 56. Chance of precipitation is 50%.
Sunday Night
Partly cloudy, with a low around 33.
Monday
Sunny, with a high near 49.
Monday Night
Mostly clear, with a low around 30.
Tuesday
Sunny, with a high near 60.
Tuesday Night
Partly cloudy, with a low around 45.
Wednesday
Partly sunny, with a high near 68.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE Millerstown PA
 40.61°N 77.13°W (Elev. 568 ft)
Last Update:
8:06 am EDT Apr 16, 2026
Forecast Valid:
9am EDT Apr 16, 2026-6pm EDT Apr 22, 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