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

53°F

12°C

Humidity 89%
Wind Speed Calm
Barometer 30.29 in (1025.9 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 22 May 12:53 am EDT
Extended Forecast for

Selinsgrove PA

  • Overnight

    Overnight: Mostly cloudy, with a low around 48. Calm wind.

    Low: 48 °F

    Mostly Cloudy

  • Friday

    Friday: Cloudy, with a high near 66. Light and variable wind becoming east around 6 mph in the afternoon.

    High: 66 °F

    Cloudy

  • Friday Night

    Friday Night: A chance of showers, mainly between 10pm and 2am, then rain likely after 2am. Cloudy, with a low around 46. Southeast wind 3 to 5 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 46 °F

    Slight Chance
    Showers then
    Rain Likely

  • Saturday

    Saturday: Rain. High near 53. East wind 5 to 8 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 53 °F

    Rain

  • Saturday Night

    Saturday Night: Rain before 2am, then showers after 2am. Low around 48. East wind around 6 mph becoming calm after midnight. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 48 °F

    Rain

  • Sunday

    Sunday: Showers, mainly before 8am. Patchy fog before 10am. High near 67. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 67 °F

    Showers and
    Patchy Fog
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers after 2am. Patchy fog before 3am, then patchy fog after 4am. Otherwise, cloudy, with a low around 55. Chance of precipitation is 50%.

    Low: 55 °F

    Mostly Cloudy
    then Chance
    Showers and
    Patchy Fog

  • Memorial Day

    Memorial Day: A chance of showers. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 77. Chance of precipitation is 50%.

    High: 77 °F

    Chance
    Showers and
    Patchy Fog

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 57.

    Low: 57 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 48. Calm wind.
Friday
Cloudy, with a high near 66. Light and variable wind becoming east around 6 mph in the afternoon.
Friday Night
A chance of showers, mainly between 10pm and 2am, then rain likely after 2am. Cloudy, with a low around 46. Southeast wind 3 to 5 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
Rain. High near 53. East wind 5 to 8 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Saturday Night
Rain before 2am, then showers after 2am. Low around 48. East wind around 6 mph becoming calm after midnight. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Showers, mainly before 8am. Patchy fog before 10am. High near 67. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A chance of showers after 2am. Patchy fog before 3am, then patchy fog after 4am. Otherwise, cloudy, with a low around 55. Chance of precipitation is 50%.
Memorial Day
A chance of showers. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 77. Chance of precipitation is 50%.
Monday Night
Mostly cloudy, with a low around 57.
Tuesday
Partly sunny, with a high near 81.
Tuesday Night
Mostly cloudy, with a low around 59.
Wednesday
Partly sunny, with a high near 83.
Wednesday Night
Mostly cloudy, with a low around 59.
Thursday
Mostly sunny, with a high near 81.
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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:
12:58 am EDT May 22, 2026
Forecast Valid:
1am EDT May 22, 2026-6pm EDT May 28, 2026
 
Forecast Discussion
 
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Additional Resources

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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