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.

A Few Clouds

52°F

11°C

Humidity 45%
Wind Speed S 12 G 20 mph
Barometer 30.25 in (1024.7 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 25 Mar 1:53 pm EDT
Extended Forecast for

2 Miles WSW Millersburg PA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 56. South wind around 9 mph, with gusts as high as 20 mph.

    High: 56 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 43. Southeast wind around 7 mph, with gusts as high as 20 mph.

    Low: 43 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of showers after noon. Partly sunny, with a high near 70. Southeast wind 5 to 9 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 20%.

    High: 70 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: Showers likely before 11pm, then showers likely and possibly a thunderstorm between 11pm and 2am, then showers after 2am. Low around 47. Southwest wind around 7 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 47 °F

    Showers
    Likely then
    Showers

  • Friday

    Friday: Showers, mainly before 8am. High near 50. North wind around 10 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 50 °F

    Showers then
    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 43.

    High: 43 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 56. South wind around 9 mph, with gusts as high as 20 mph.
Tonight
Mostly cloudy, with a low around 43. Southeast wind around 7 mph, with gusts as high as 20 mph.
Thursday
A slight chance of showers after noon. Partly sunny, with a high near 70. Southeast wind 5 to 9 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Thursday Night
Showers likely before 11pm, then showers likely and possibly a thunderstorm between 11pm and 2am, then showers after 2am. Low around 47. Southwest wind around 7 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Friday
Showers, mainly before 8am. High near 50. North wind around 10 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Partly cloudy, with a low around 28.
Saturday
Sunny, with a high near 43.
Saturday Night
Partly cloudy, with a low around 27.
Sunday
Mostly sunny, with a high near 51.
Sunday Night
Mostly cloudy, with a low around 37.
Monday
Mostly cloudy, with a high near 58.
Monday Night
Mostly cloudy, with a low around 45.
Tuesday
A chance of showers. Mostly cloudy, with a high near 59. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Millersburg PA
 40.53°N 77°W (Elev. 502 ft)
Last Update:
2:21 pm EDT Mar 25, 2026
Forecast Valid:
2pm EDT Mar 25, 2026-6pm EDT Mar 31, 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