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

38°F

3°C

Humidity 79%
Wind Speed N 9 mph
Barometer 29.65 in (1004.4 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 13 Nov 6:53 am EST
Extended Forecast for

Millersburg PA

  • Today

    Today: Showers, mainly before 11am. High near 44. North wind 6 to 8 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 44 °F

    Showers then
    Chance
    Showers

  • Tonight

    Tonight: A chance of rain and snow showers, mainly before 9pm. Cloudy, with a low around 32. North wind around 5 mph becoming calm in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 40%.

    Low: 32 °F

    Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 48. Light northwest wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 21 mph.

    High: 48 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 34. Northwest wind 3 to 5 mph.

    Low: 34 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 50. Northwest wind 3 to 8 mph. Winds could gust as high as 20 mph.

    High: 50 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 53.

    High: 53 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

Detailed Forecast

Today
Showers, mainly before 11am. High near 44. North wind 6 to 8 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A chance of rain and snow showers, mainly before 9pm. Cloudy, with a low around 32. North wind around 5 mph becoming calm in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 40%.
Saturday
Mostly cloudy, with a high near 48. Light northwest wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 21 mph.
Saturday Night
Mostly cloudy, with a low around 34. Northwest wind 3 to 5 mph.
Sunday
Partly sunny, with a high near 50. Northwest wind 3 to 8 mph. Winds could gust as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 31.
Monday
Mostly sunny, with a high near 53.
Monday Night
Mostly clear, with a low around 28.
Tuesday
Sunny, with a high near 55.
Tuesday Night
Mostly clear, with a low around 29.
Wednesday
Sunny, with a high near 59.
Wednesday Night
Mostly clear, with a low around 29.
Thursday
Mostly sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Millersburg PA
 40.53°N 76.97°W (Elev. 400 ft)
Last Update:
7:05 am EST Nov 13, 2026
Forecast Valid:
7am EST Nov 13, 2026-6pm EST Nov 19, 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