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.

Fair

22°F

-6°C

Humidity 66%
Wind Speed NW 3 mph
Barometer 30.28 in (1025.9 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Last update 18 Mar 1:53 am EDT
Extended Forecast for

Danville PA

  • Overnight

    Overnight: Mostly clear, with a low around 20. Calm wind.

    Low: 20 °F

    Mostly Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 38. Light and variable wind.

    High: 38 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 28. Calm wind.

    Low: 28 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Mostly cloudy, with a high near 46. Calm wind becoming south around 6 mph in the morning.

    High: 46 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A slight chance of rain after 2am, mixing with snow after 5am. Mostly cloudy, with a low around 32. Calm wind. Chance of precipitation is 20%.

    Low: 32 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Friday

    Friday: A slight chance of snow before 8am, then a chance of rain after 2pm. Partly sunny, with a high near 53. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 53 °F

    Partly Sunny
    then Chance
    Rain

  • Friday Night

    Friday Night: Showers likely. Mostly cloudy, with a low around 42. Chance of precipitation is 70%.

    Low: 42 °F

    Showers
    Likely

  • Saturday

    Saturday: Mostly cloudy, with a high near 54.

    High: 54 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 20. Calm wind.
Wednesday
Increasing clouds, with a high near 38. Light and variable wind.
Wednesday Night
Increasing clouds, with a low around 28. Calm wind.
Thursday
Mostly cloudy, with a high near 46. Calm wind becoming south around 6 mph in the morning.
Thursday Night
A slight chance of rain after 2am, mixing with snow after 5am. Mostly cloudy, with a low around 32. Calm wind. Chance of precipitation is 20%.
Friday
A slight chance of snow before 8am, then a chance of rain after 2pm. Partly sunny, with a high near 53. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Showers likely. Mostly cloudy, with a low around 42. Chance of precipitation is 70%.
Saturday
Mostly cloudy, with a high near 54.
Saturday Night
Mostly cloudy, with a low around 39.
Sunday
A chance of showers after 2pm. Mostly cloudy, with a high near 58. Chance of precipitation is 30%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 36. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 46.
Monday Night
Mostly clear, with a low around 25.
Tuesday
Mostly sunny, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Danville PA
 40.96°N 76.63°W (Elev. 499 ft)
Last Update:
1:37 am EDT Mar 18, 2026
Forecast Valid:
2am EDT Mar 18, 2026-6pm EDT Mar 24, 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