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.

Fog/Mist

59°F

15°C

Humidity 96%
Wind Speed Calm
Barometer 29.95 in (1013.8 mb)
Dewpoint 58°F (14°C)
Visibility 3.00 mi
Last update 19 Aug 4:53 am EDT
Extended Forecast for

2 Miles SSE Selinsgrove PA

  • Today

    Today: Areas of fog between 7am and 9am. Otherwise, increasing clouds, with a high near 85. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 85 °F

    Areas Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Patchy fog between 4am and 5am. Otherwise, partly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Partly Cloudy
    then Patchy
    Fog

  • Thursday

    Thursday: Showers likely, mainly between noon and 1pm. Patchy fog before 10am. Otherwise, increasing clouds, with a high near 78. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 78 °F

    Chance
    Showers and
    Patchy Fog
    then Showers
    Likely

  • Thursday Night

    Thursday Night: Patchy fog after midnight. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 57. Calm wind.

    Low: 57 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 9am. Otherwise, sunny, with a high near 82. Calm wind.

    High: 82 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: A slight chance of showers after 2am. Patchy fog after 4am. Otherwise, partly cloudy, with a low around 61. Chance of precipitation is 20%.

    Low: 61 °F

    Partly Cloudy
    then Slight
    Chance
    Showers and
    Patchy Fog

  • Saturday

    Saturday: A chance of showers after 8am. Areas of fog before 8am. Otherwise, partly sunny, with a high near 81. Chance of precipitation is 40%.

    High: 81 °F

    Chance
    Showers and
    Areas Fog

  • Saturday Night

    Saturday Night: A chance of showers before 2am. Mostly cloudy, with a low around 62. Chance of precipitation is 40%.

    Low: 62 °F

    Chance
    Showers

  • Sunday

    Sunday: Partly sunny, with a high near 81.

    High: 81 °F

    Partly Sunny

Detailed Forecast

Today
Areas of fog between 7am and 9am. Otherwise, increasing clouds, with a high near 85. Calm wind becoming southwest around 5 mph in the afternoon.
Tonight
Patchy fog between 4am and 5am. Otherwise, partly cloudy, with a low around 63. Calm wind.
Thursday
Showers likely, mainly between noon and 1pm. Patchy fog before 10am. Otherwise, increasing clouds, with a high near 78. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Patchy fog after midnight. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 57. Calm wind.
Friday
Patchy fog before 9am. Otherwise, sunny, with a high near 82. Calm wind.
Friday Night
A slight chance of showers after 2am. Patchy fog after 4am. Otherwise, partly cloudy, with a low around 61. Chance of precipitation is 20%.
Saturday
A chance of showers after 8am. Areas of fog before 8am. Otherwise, partly sunny, with a high near 81. Chance of precipitation is 40%.
Saturday Night
A chance of showers before 2am. Mostly cloudy, with a low around 62. Chance of precipitation is 40%.
Sunday
Partly sunny, with a high near 81.
Sunday Night
Partly cloudy, with a low around 58.
Monday
Sunny, with a high near 80.
Monday Night
Mostly clear, with a low around 58.
Tuesday
Mostly sunny, with a high near 81.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Selinsgrove PA
 40.76°N 76.84°W (Elev. 486 ft)
Last Update:
2:21 am EDT Aug 19, 2026
Forecast Valid:
5am EDT Aug 19, 2026-6pm EDT Aug 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation