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

72°F

22°C

Humidity 97%
Wind Speed NW 3 mph
Barometer 29.85 in (1010.5 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 17 Aug 8:53 pm EDT
Extended Forecast for

Selinsgrove PA

  • Tonight

    Tonight: Patchy fog after midnight. Otherwise, partly cloudy, with a low around 64. Calm wind.

    Low: 64 °F

    Partly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 9am. Otherwise, sunny, with a high near 83. Light north wind.

    High: 83 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 59. Calm wind.

    Low: 59 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 84. Calm wind becoming west around 6 mph in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers after 2am. Partly cloudy, with a low around 63. Calm wind. Chance of precipitation is 20%.

    Low: 63 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers before 8am, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 80. Chance of precipitation is 40%.

    High: 80 °F

    Partly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers before 8pm. Partly cloudy, with a low around 59. Chance of precipitation is 30%.

    Low: 59 °F

    Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers after 2am. Partly cloudy, with a low around 62. Chance of precipitation is 30%.

    Low: 62 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
Patchy fog after midnight. Otherwise, partly cloudy, with a low around 64. Calm wind.
Tuesday
Patchy fog before 9am. Otherwise, sunny, with a high near 83. Light north wind.
Tuesday Night
Partly cloudy, with a low around 59. Calm wind.
Wednesday
Mostly sunny, with a high near 84. Calm wind becoming west around 6 mph in the afternoon.
Wednesday Night
A slight chance of showers after 2am. Partly cloudy, with a low around 63. Calm wind. Chance of precipitation is 20%.
Thursday
A slight chance of showers before 8am, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 80. Chance of precipitation is 40%.
Thursday Night
A chance of showers before 8pm. Partly cloudy, with a low around 59. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 80.
Friday Night
A chance of showers after 2am. Partly cloudy, with a low around 62. Chance of precipitation is 30%.
Saturday
A chance of showers before 8am, then a chance of showers after 2pm. Partly sunny, with a high near 80. Chance of precipitation is 40%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 63. Chance of precipitation is 40%.
Sunday
A chance of showers. Partly sunny, with a high near 79. Chance of precipitation is 40%.
Sunday Night
A chance of showers. Partly cloudy, with a low around 59. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Selinsgrove PA
 40.81°N 76.86°W (Elev. 472 ft)
Last Update:
9:26 pm EDT Aug 17, 2026
Forecast Valid:
9pm EDT Aug 17, 2026-6pm EDT Aug 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