Current conditions at

Selinsgrove Penn Valley Airport (KSEG)

Lat: 40.82° N Lon: 76.87° W Elev: 443 ft.

Fair

62°F

17°C

Humidity 100%
Wind Speed Calm
Barometer 30.24 in (1023.9 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 8 Sep 9:53 pm EDT
Detailed forecast for

Snyder County

Tonight
Mostly cloudy this evening, then becoming partly cloudy. Lows around 60. Light and variable winds.
Wednesday
Mostly sunny. Very warm with highs in the mid 80s. Southwest winds around 5 mph. Gusts up to 20 mph in the afternoon.
Wednesday Night
Partly cloudy in the evening, then mostly cloudy with a chance of showers after midnight. Humid with lows in the upper 60s. Southwest winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 50 percent.
Thursday
Mostly cloudy. A chance of showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. Humid with highs in the upper 70s. West winds 5 to 10 mph. Chance of rain 70 percent.
Thursday Night
Mostly cloudy. Showers likely with a chance of thunderstorms in the evening. Cooler with lows in the upper 50s. Northwest winds around 5 mph. Chance of rain 70 percent.
Friday
Sunny. Highs in the mid 70s.
Friday Night
Mostly clear. Lows in the mid 50s.
Saturday
Partly sunny. Highs in the upper 70s.
Saturday Night
Mostly cloudy with a chance of showers. Humid with lows in the mid 60s. Chance of rain 40 percent.
Sunday
Mostly cloudy with a 30 percent chance of showers. Humid with highs around 80.
Sunday Night
Mostly cloudy. A chance of showers in the evening. Humid with lows in the lower 60s. Chance of rain 30 percent.
Monday
Partly sunny. Highs in the upper 70s.
Monday Night
Partly cloudy. Lows in the lower 60s.
Tuesday
Partly sunny. A chance of showers in the afternoon. Humid with highs around 80. Chance of rain 30 percent.



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900 PM EDT Tue Sep 8 2026
 
 

Additional Resources

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National Digital Forecast Database