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Current conditions at

Selinsgrove Penn Valley Airport (KSEG)

Lat: 40.82°NLon: 76.87°WElev: 443ft.

Fair

28°F

-2°C

Humidity 88%
Wind Speed Calm
Barometer 30.06 in (1018.5 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 14 Feb 8:53 pm EST
Extended Forecast for

5 Miles NNE Mechanicsville PA

  • Tonight

    Tonight: Increasing clouds, with a low around 26. Calm wind.

    Low: 26 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A chance of rain after 4pm. Cloudy, with a high near 40. Light and variable wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 40 °F

    Cloudy then
    Chance Rain

  • Sunday Night

    Sunday Night: A chance of rain and snow before 7pm, then a chance of snow between 7pm and 1am. Patchy fog before 4am. Otherwise, cloudy, with a low around 29. Light east wind. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Chance
    Rain/Snow and
    Patchy Fog

  • Washington's Birthday

    Washington's Birthday: Mostly cloudy, with a high near 42. Calm wind.

    High: 42 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 44.

    High: 44 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of showers. Mostly cloudy, with a high near 42. Chance of precipitation is 50%.

    High: 42 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers before 1am. Mostly cloudy, with a low around 37. Chance of precipitation is 40%.

    Low: 37 °F

    Chance
    Showers

Detailed Forecast

Tonight
Increasing clouds, with a low around 26. Calm wind.
Sunday
A chance of rain after 4pm. Cloudy, with a high near 40. Light and variable wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A chance of rain and snow before 7pm, then a chance of snow between 7pm and 1am. Patchy fog before 4am. Otherwise, cloudy, with a low around 29. Light east wind. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Washington's Birthday
Mostly cloudy, with a high near 42. Calm wind.
Monday Night
Mostly cloudy, with a low around 31. Calm wind.
Tuesday
Partly sunny, with a high near 44.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
A chance of showers. Mostly cloudy, with a high near 42. Chance of precipitation is 50%.
Wednesday Night
A chance of showers before 1am. Mostly cloudy, with a low around 37. Chance of precipitation is 40%.
Thursday
A chance of showers. Partly sunny, with a high near 48. Chance of precipitation is 30%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 34. Chance of precipitation is 40%.
Friday
A chance of showers. Mostly cloudy, with a high near 43. Chance of precipitation is 40%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 41.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Mechanicsville PA
 41.04°N 76.56°W (Elev. 1050 ft)
Last Update:
9:36 pm EST Feb 14, 2026
Forecast Valid:
9pm EST Feb 14, 2026-6pm EST Feb 21, 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