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

58°F

14°C

Humidity 67%
Wind Speed Calm
Barometer 29.96 in (1014.5 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 21 Apr 11:53 pm EDT
Extended Forecast for

Millersburg PA

  • Overnight

    Overnight: Showers likely, mainly before 2am. Mostly cloudy, with a low around 57. South wind 3 to 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 57 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Mostly sunny, with a high near 71. West wind 3 to 8 mph.

    High: 71 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 48. Light and variable wind.

    Low: 48 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 74. Calm wind.

    High: 74 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 50. Calm wind.

    Low: 50 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Friday

    Friday: A chance of showers after 2pm. Partly sunny, with a high near 76. Chance of precipitation is 30%.

    High: 76 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers likely, mainly after 8pm. Mostly cloudy, with a low around 60. Chance of precipitation is 70%.

    Low: 60 °F

    Showers
    Likely

Detailed Forecast

Overnight
Showers likely, mainly before 2am. Mostly cloudy, with a low around 57. South wind 3 to 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Mostly sunny, with a high near 71. West wind 3 to 8 mph.
Tuesday Night
Partly cloudy, with a low around 48. Light and variable wind.
Wednesday
Mostly sunny, with a high near 74. Calm wind.
Wednesday Night
Mostly clear, with a low around 50. Calm wind.
Thursday
Mostly sunny, with a high near 78.
Thursday Night
Partly cloudy, with a low around 53.
Friday
A chance of showers after 2pm. Partly sunny, with a high near 76. Chance of precipitation is 30%.
Friday Night
Showers likely, mainly after 8pm. Mostly cloudy, with a low around 60. Chance of precipitation is 70%.
Saturday
Showers likely, mainly before 2pm. Mostly cloudy, with a high near 69. Chance of precipitation is 60%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 50. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 67.
Sunday Night
Partly cloudy, with a low around 45.
Monday
Mostly sunny, with a high near 71.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Millersburg PA
 40.55°N 76.94°W (Elev. 525 ft)
Last Update:
11:22 pm EDT Apr 21, 2025
Forecast Valid:
12am EDT Apr 22, 2025-6pm EDT Apr 28, 2025
 
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