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

57°F

14°C

Humidity 100%
Wind Speed NW 3 mph
Barometer 30.15 in (1020.6 mb)
Dewpoint 57°F (14°C)
Visibility 8.00 mi
Last update 25 Jul 2:53 am EDT
Extended Forecast for

Selinsgrove PA

  • Overnight

    Overnight: Clear, with a low around 58. Calm wind.

    Low: 58 °F

    Clear

  • Saturday

    Saturday: Patchy fog before 7am. Otherwise, sunny, with a high near 82. Calm wind becoming south around 5 mph in the afternoon.

    High: 82 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 60. Calm wind.

    Low: 60 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 85. Calm wind.

    High: 85 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 63. Calm wind. Chance of precipitation is 20%.

    Low: 63 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Monday

    Monday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Mostly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: Showers and thunderstorms likely, then showers after 11pm. Low around 66. Chance of precipitation is 80%.

    Low: 66 °F

    Showers

  • Tuesday

    Tuesday: Showers, with thunderstorms also possible after 2pm. High near 82. Chance of precipitation is 80%.

    High: 82 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Low around 64. Chance of precipitation is 80%.

    Low: 64 °F

    Showers then
    Chance
    Showers

Detailed Forecast

Overnight
Clear, with a low around 58. Calm wind.
Saturday
Patchy fog before 7am. Otherwise, sunny, with a high near 82. Calm wind becoming south around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 60. Calm wind.
Sunday
Mostly sunny, with a high near 85. Calm wind.
Sunday Night
A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 63. Calm wind. Chance of precipitation is 20%.
Monday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers and thunderstorms likely, then showers after 11pm. Low around 66. Chance of precipitation is 80%.
Tuesday
Showers, with thunderstorms also possible after 2pm. High near 82. Chance of precipitation is 80%.
Tuesday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Low around 64. Chance of precipitation is 80%.
Wednesday
A chance of showers after 8am. Partly sunny, with a high near 79. Chance of precipitation is 40%.
Wednesday Night
Partly cloudy, with a low around 61.
Thursday
Mostly sunny, with a high near 81.
Thursday Night
Partly cloudy, with a low around 61.
Friday
Sunny, with a high near 85.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Selinsgrove PA
 40.8°N 76.84°W (Elev. 492 ft)
Last Update:
2:21 am EDT Jul 25, 2026
Forecast Valid:
3am EDT Jul 25, 2026-6pm EDT Jul 31, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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