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

44°F

7°C

Humidity 85%
Wind Speed Calm
Barometer 30.23 in (1024.1 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 2 Nov 6:53 pm EST
Extended Forecast for

3 Miles NW Lewisburg PA

  • Tonight

    Tonight: Patchy fog between 3am and 5am. Otherwise, partly cloudy, with a low around 35. Calm wind.

    Low: 35 °F

    Partly Cloudy
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 7am. Otherwise, mostly sunny, with a high near 62. Light south wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 21 mph.

    High: 62 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 41. West wind around 9 mph, with gusts as high as 21 mph.

    Low: 41 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 60. West wind 8 to 13 mph, with gusts as high as 21 mph.

    High: 60 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 37. West wind around 6 mph becoming calm in the evening.

    Low: 37 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 64.

    High: 64 °F

    Partly Sunny

  • Wednesday Night

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

    Low: 40 °F

    Chance
    Showers

  • Thursday

    Thursday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog between 3am and 5am. Otherwise, partly cloudy, with a low around 35. Calm wind.
Monday
Patchy fog before 7am. Otherwise, mostly sunny, with a high near 62. Light south wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 21 mph.
Monday Night
Mostly clear, with a low around 41. West wind around 9 mph, with gusts as high as 21 mph.
Tuesday
Sunny, with a high near 60. West wind 8 to 13 mph, with gusts as high as 21 mph.
Tuesday Night
Partly cloudy, with a low around 37. West wind around 6 mph becoming calm in the evening.
Wednesday
Partly sunny, with a high near 64.
Wednesday Night
A chance of showers before 1am. Mostly cloudy, with a low around 40. Chance of precipitation is 40%.
Thursday
Sunny, with a high near 55.
Thursday Night
Partly cloudy, with a low around 32.
Friday
Mostly cloudy, with a high near 59.
Friday Night
Showers likely. Mostly cloudy, with a low around 46. Chance of precipitation is 70%.
Saturday
Partly sunny, with a high near 60.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 40. Chance of precipitation is 30%.
Sunday
A chance of showers. Mostly cloudy, with a high near 55. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Lewisburg PA
 40.99°N 76.92°W (Elev. 528 ft)
Last Update:
7:16 pm EST Nov 2, 2025
Forecast Valid:
7pm EST Nov 2, 2025-6pm EST Nov 9, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation