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

63°F

17°C

Humidity 100%
Wind Speed Calm
Barometer 29.84 in (1010.2 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 5 Nov 8:53 pm EST
Extended Forecast for

Millersburg PA

  • Tonight

    Tonight: Scattered showers before 10pm. Patchy fog before 1am, then patchy fog after 2am. Otherwise, mostly cloudy, with a low around 53. Light and variable wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 53 °F

    Scattered
    Showers and
    Patchy Fog
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 67. Calm wind.

    High: 67 °F

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 42. Calm wind becoming west 5 to 8 mph after midnight.

    Low: 42 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 55. West wind 7 to 9 mph, with gusts as high as 22 mph.

    High: 55 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 43. West wind 7 to 9 mph, with gusts as high as 21 mph.

    Low: 43 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

Detailed Forecast

Tonight
Scattered showers before 10pm. Patchy fog before 1am, then patchy fog after 2am. Otherwise, mostly cloudy, with a low around 53. Light and variable wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Patchy fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 67. Calm wind.
Friday Night
Mostly cloudy, with a low around 42. Calm wind becoming west 5 to 8 mph after midnight.
Saturday
Partly sunny, with a high near 55. West wind 7 to 9 mph, with gusts as high as 22 mph.
Saturday Night
Mostly cloudy, with a low around 43. West wind 7 to 9 mph, with gusts as high as 21 mph.
Sunday
Mostly sunny, with a high near 59.
Sunday Night
Mostly clear, with a low around 39.
Monday
Sunny, with a high near 61.
Monday Night
Mostly clear, with a low around 37.
Tuesday
Mostly sunny, with a high near 64.
Tuesday Night
Mostly clear, with a low around 37.
Veterans Day
Mostly sunny, with a high near 60.
Wednesday Night
Partly cloudy, with a low around 33.
Thursday
Mostly sunny, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Millersburg PA
 40.53°N 76.94°W (Elev. 850 ft)
Last Update:
9:21 pm EST Nov 5, 2026
Forecast Valid:
9pm EST Nov 5, 2026-6pm EST Nov 12, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation