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.

Mostly Cloudy

71°F

22°C

Humidity 79%
Wind Speed S 8 mph
Barometer 29.91 in (1012.4 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 22 Aug 9:53 pm EDT
Extended Forecast for

Swengel PA

  • Tonight

    Tonight: Showers and thunderstorms before 3am, then showers likely. Low around 64. Light south wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 64 °F

    Chance
    T-storms then
    Showers

  • Sunday

    Sunday: A chance of showers before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 77. West wind 3 to 8 mph. Winds could gust as high as 20 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 77 °F

    Chance
    Showers then
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 58. West wind around 5 mph becoming calm in the evening.

    Low: 58 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 73. West wind 3 to 8 mph. Winds could gust as high as 20 mph.

    High: 73 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 57. West wind 3 to 5 mph.

    Low: 57 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers and thunderstorms before 3am, then showers likely. Low around 64. Light south wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
A chance of showers before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 77. West wind 3 to 8 mph. Winds could gust as high as 20 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Mostly clear, with a low around 58. West wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 73. West wind 3 to 8 mph. Winds could gust as high as 20 mph.
Monday Night
Mostly clear, with a low around 57. West wind 3 to 5 mph.
Tuesday
Sunny, with a high near 77.
Tuesday Night
Mostly clear, with a low around 59.
Wednesday
Mostly sunny, with a high near 80.
Wednesday Night
Partly cloudy, with a low around 63.
Thursday
Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 80. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.
Friday
A chance of showers. Partly sunny, with a high near 81. Chance of precipitation is 40%.
Friday Night
A chance of showers. Partly cloudy, with a low around 63. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Swengel PA
 40.94°N 77.1°W (Elev. 741 ft)
Last Update:
8:11 pm EDT Aug 22, 2026
Forecast Valid:
10pm EDT Aug 22, 2026-6pm EDT Aug 29, 2026
 
Forecast Discussion
 
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Additional Resources

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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